WO2018202159A1 - 一种发送上行信息的方法、终端设备以及接入网设备 - Google Patents

一种发送上行信息的方法、终端设备以及接入网设备 Download PDF

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Publication number
WO2018202159A1
WO2018202159A1 PCT/CN2018/085703 CN2018085703W WO2018202159A1 WO 2018202159 A1 WO2018202159 A1 WO 2018202159A1 CN 2018085703 W CN2018085703 W CN 2018085703W WO 2018202159 A1 WO2018202159 A1 WO 2018202159A1
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channel
uplink
terminal device
priority
uplink information
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PCT/CN2018/085703
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English (en)
French (fr)
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闫志宇
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华为技术有限公司
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/56Allocation or scheduling criteria for wireless resources based on priority criteria
    • H04W72/566Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient
    • H04W72/569Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient of the traffic information
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04TPC
    • H04W52/30TPC using constraints in the total amount of available transmission power
    • H04W52/32TPC of broadcast or control channels
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/12Wireless traffic scheduling
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/12Wireless traffic scheduling
    • H04W72/1263Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/50Allocation or scheduling criteria for wireless resources
    • H04W72/56Allocation or scheduling criteria for wireless resources based on priority criteria
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W52/00Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04TPC
    • H04W52/30TPC using constraints in the total amount of available transmission power
    • H04W52/32TPC of broadcast or control channels
    • H04W52/325Power control of control or pilot channels

Definitions

  • the present application relates to the field of communications, and in particular, to a method for transmitting uplink information, a method for receiving uplink information, a terminal device, and an access network device.
  • the 5G high reliability and low latency communications (URLLC) service There are two basic requirements for the 5G high reliability and low latency communications (URLLC) service: one is the higher latency requirement brought by the service emergency, for example, the current uplink and downlink user time The delay cannot exceed 0.5ms; the second is the higher reliability requirement. For example, the bit error rate within 1ms cannot exceed 0.001%.
  • the generation of data packets of the URLLC service is bursty and random, and may not generate data packets for a long period of time, or may generate multiple data packets in a short time.
  • the packets of the URLLC service are in most cases small packets, for example 50 bytes.
  • the characteristics of the data packets of the URLLC service affect the way resources are allocated by the communication system.
  • a plurality of uplink channels include a physical uplink control channel (PUCCH) and a physical uplink shared channel (PUSCH)
  • PUCCH physical uplink control channel
  • PUSCH physical uplink shared channel
  • the uplink control information is the control information related to the downlink service transmission, and the priority of the channel carrying the uplink control information is higher than the priority of the channel not carrying the uplink control information, so that the priority of the downlink service transmission is higher than the uplink.
  • the priority of the traffic transmission is the control information related to the downlink service transmission, and the priority of the channel carrying the uplink control information is higher than the priority of the channel not carrying the uplink control information, so that the priority of the downlink service transmission is higher than the uplink.
  • the priority of the traffic transmission is the priority of the traffic transmission.
  • the uplink and downlink user plane delays cannot exceed 0.5 ms and the bit error rate cannot exceed 0.001%. If the priority of the channel that carries the uplink control information is higher than that of the channel that does not carry the uplink control information, the delay and reliability requirements of the 5G URLLC uplink service are not met.
  • An embodiment of the present application provides a method for transmitting uplink information and a method for receiving uplink information.
  • the terminal device determines to determine the transmission power of each channel according to the priority of each channel, and then according to each The problem of the transmission power of the channel transmitting the channel to meet the requirements for delay and reliability in the 5G scenario, or to solve the problem that the UE cannot transmit the first channel and the second channel at the same time, and transmits the channel with higher priority to satisfy the 5G.
  • the need for latency and reliability in the scenario is the need for latency and reliability in the scenario.
  • the technical solution of the present application is mainly applied to two scenarios, where the sum of the initial powers of the at least two channels carrying the uplink information by the terminal device in the first time period is greater than the power threshold of the terminal device, and the terminal device needs to
  • the priority of the channel is reduced in order of the priority from low to high, and the transmission power of each channel is reduced, and the sum of the transmission power of each channel is not greater than the power threshold of the terminal device, and is transmitted.
  • the uplink information of their respective bearers is transmitted on a channel whose power is greater than zero.
  • the second scenario is that the terminal device does not allow the first channel and the second channel to be sent in the first time period. Then, the terminal device does not allow the first channel and the second channel to be sent in the first time period.
  • the specific reason is the capability of the terminal device. It is not allowed to transmit the uplink information of the bearer on the first channel and the second channel at the same time, or the terminal device receives the configuration information of the base station, where the configuration information indicates that the terminal device cannot send the uplink information of the bearer on the first channel and the second channel at the same time.
  • the uplink information of the bearer needs to be transmitted on the channel with the highest priority according to the priorities of the two channels.
  • the first aspect of the present application provides a method for transmitting uplink information, which may include: determining, by a terminal device, a transmit power of the first channel and the second channel according to priorities of the first channel and the second channel, where The first channel and the second channel are channels in at least two channels carrying uplink information in a first time period, and a sum of initial powers of the at least two channels is greater than a power threshold of the terminal device; that is, because the terminal device is in the first If the sum of the initial powers of the at least two channels carrying the uplink information is greater than the power threshold of the terminal device, the terminal device needs to know the priority of the at least two channels, thereby reducing the initial power of the channel with a lower priority.
  • the transmission power of the channel with the higher priority is its initial power; in another case, when the sum of the initial transmission power of the channel with the higher priority is greater than the power threshold of the terminal device, Then, the channel with a lower priority has no chance to be sent, that is, the transmission power of the priority channel can be regarded as 0. It is necessary to reduce the initial power of the channel with a higher priority and obtain the transmission power of the channel with a higher priority.
  • the terminal device transmits at least one of the first channel and the second channel according to the transmit power of the first channel and the second channel. That is, the terminal device transmits the uplink information carried on the first channel and the second channel according to the transmit power of the first channel and the second channel.
  • the first channel and the second channel are used for description.
  • the scenario applied in this embodiment is that, in the first time period, the sum of the initial powers of the at least two channels carrying the uplink information is greater than the power threshold of the terminal device, and the terminal device cannot send the at least the first time period.
  • the two channels need to determine the transmission power of the first channel and the second channel according to their priorities. First, the transmission power of the channel with a lower priority is reduced, and the transmission power of the channel with a higher priority may not be reduced, or may be Reduced, depending on the situation.
  • the first channel and the second channel may be sent according to the transmit power of the first channel and the second channel, that is, the uplink information carried on the first channel and the second channel is transmitted according to the transmit power of the first channel and the second channel. It ensures that the uplink information of the channel with high priority can be sent in time.
  • the terminal device determines the problem of determining the transmission power of each channel according to the priority of each channel, so as to meet the requirement of the URLLC for delay and reliability in the 5G scenario.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes uplink data, and the uplink information carried on the second channel includes the terminal NACK feedback information corresponding to the downlink data received by the device.
  • the first channel is the PUSCH
  • the second channel is the PUCCH
  • the PUSCH carries the uplink data
  • the PUCCH carries the NACK feedback information corresponding to the downlink data received by the terminal device
  • the priority of the PUCCH is higher than the PUSCH priority.
  • the base station receives the NACK feedback information sent by the UE and sends the NACK feedback information to the UE before resending the UE.
  • the downstream URLLC data packet so that the downstream URLLC service can meet the specified reliability requirements within the specified time delay requirements.
  • the first channel is a channel used by the UE to send the unscheduled uplink data.
  • the first channel is an uplink shared channel, and the second channel is an uplink control channel.
  • the priority of the first channel is higher than the priority of the second channel, where the uplink information carried on the first channel includes uplink data, and the uplink information carried on the second channel includes the terminal
  • the ACK feedback information corresponding to the downlink data received by the device is the first channel.
  • the first channel is the PUSCH
  • the second channel is the PUCCH
  • the PUSCH carries the uplink data
  • the PUCCH carries the ACK feedback information corresponding to the downlink data received by the terminal device
  • the priority of the PUSCH is higher than the priority of the PUCCH.
  • the ACK feedback information indicates that the downlink data received by the terminal device receiving the access network device is correctly received, it is not important whether the ACK feedback message is timely fed back to the access network device, so the bearer should be sent in time on the PUSCH.
  • the uplink data on the uplink enables the transmission of the uplink information of the UE to meet the low latency and high reliability requirements of the downlink URL LC service.
  • the first channel is a channel used by the UE to send the unscheduled uplink data.
  • the first channel is an uplink shared channel
  • the second channel is an uplink control channel.
  • the priority of the first channel is The level information is higher than the priority of the second channel; if the uplink information carried on the first channel includes ACK feedback information corresponding to the downlink data received by the terminal device, the uplink information carried on the second channel includes uplink data. And the priority of the second channel is higher than the priority of the first channel.
  • the channel including the uplink data may be a PUSCH, including NACK feedback information or ACK
  • the channel of the feedback information is PUCCH.
  • the second channel is a channel used by the UE to send the unscheduled uplink data.
  • the second channel is an uplink shared channel
  • the first channel is an uplink control channel.
  • the uplink information carried on the first channel includes the first type of channel state feedback information corresponding to the downlink data received by the terminal device, and the uplink information carried on the second channel includes the uplink data
  • the first channel is prioritized.
  • the level is higher than the priority of the second channel
  • the first type of channel state feedback information is channel state information obtained by the terminal device according to the reference signal corresponding to the received first downlink data
  • the uplink information carried on the first channel includes The second type of channel state feedback information corresponding to the downlink data received by the terminal device, the uplink information carried on the second channel includes uplink data, and the priority of the second channel is higher than the priority of the first channel, and the second type of channel state
  • the feedback information is periodic channel state feedback information, or semi-persistent channel state feedback information, or channel state information sent by the terminal device according to the received channel state information feedback parameter.
  • the second channel carries the uplink data. If the control information transmitted in the first channel includes the first type of channel state feedback information, the base station adjusts the UE repeat or re-receives by receiving the first type channel state feedback information sent by the UE. The scheduling information of the packet of the previous downlink URLLC data is sent, so that the downlink URLLC service can reach the specified reliability requirement within the specified delay requirement. Therefore, if the first type of channel state feedback information is carried in the first channel, the priority of the first channel may be higher than the second channel, so that the uplink information transmission of the UE satisfies the low latency and high reliability requirement of the downlink URL LC service. .
  • the second channel carries the uplink data. If the control information transmitted in the first channel includes the second type of channel state feedback information, the base station adjusts the scheduling information of the downlink data that the UE subsequently schedules the UE to transmit, by receiving the second type channel state feedback information sent by the UE. Therefore, if the second type of channel state feedback information carried in the first channel has little influence on the reliability requirement in the delay requirement of the downlink URLLC data, the priority of the first channel may be higher than the second channel.
  • the transmission of the uplink information of the UE meets the low latency and high reliability requirements of the uplink URLLC service.
  • the uplink control information sent by the UE is the second type of channel state feedback information
  • the priority of the channel carrying the uplink control information is lower than the priority of the channel carrying the uplink data
  • the uplink control information sent by the UE is the first
  • the priority of the channel carrying the uplink control information is higher than the priority of the channel carrying the uplink data.
  • the first channel is a channel used by the UE to send the unscheduled uplink data.
  • the first channel is an uplink shared channel
  • the second channel is an uplink control channel.
  • the priority of the first channel is higher than the priority of the second channel, where the uplink information carried on the first channel includes uplink data, and the uplink information carried on the second channel includes the terminal
  • the first channel is a PUSCH
  • the second channel is a PUCCH.
  • the access network device has sent downlink data to the terminal device, and the PUCCH is only a feedback information to the downlink data received by the terminal device, or is A feedback information of the state of the downlink channel, the uplink data carried in the PUSCH has not been sent yet. Therefore, the priority of the PUSCH can be considered to be higher than the priority of the PUCCH.
  • the first channel is a channel used by the UE to send the unscheduled uplink data.
  • the first channel is an uplink shared channel
  • the second channel is an uplink control channel.
  • the priority of the first channel is equal to the priority of the second channel, where the uplink information carried on the first channel includes the HARQ-ACK feedback information corresponding to the downlink data received by the terminal device, and is carried in the second channel.
  • the uplink information on the uplink information includes the first type of channel state feedback information, and the first type of channel state feedback information is channel state information obtained by the terminal device according to the reference signal corresponding to the received first downlink data.
  • the UE does not need to demodulate and decode the first downlink data to obtain the first type channel state information. Before the UE demodulates the first downlink data and obtains the HARQ-ACK information of the data, the UE can quickly obtain the first type channel state information by using the reference signal corresponding to the data.
  • the base station can quickly adjust the scheduling parameters of the downlink data transmission after the data according to the first type of channel state information by acquiring the first type of channel state information sent by the UE, so as to achieve low latency and high reliability of downlink URLLC data transmission.
  • sexual needs Benefiting from the timely feedback of the first type of channel state information and the adjustments that may occur accordingly, the transmission quality is greatly improved, and the service quality of the downlink URLLC service can be improved.
  • the UE demodulates and decodes the received first downlink data or other downlink data and obtains the HARQ-ACK information, and also schedules the downlink data transmission scheduling parameters and the transmitted downlink data packets of the downlink data after the current time. Decision making also plays an important role.
  • the priority of the first channel can be set equal to the priority of the second channel, which is beneficial to achieve low latency and high reliability service requirements of the URLLC data.
  • the priority of the second channel is higher than the priority of the first channel, where the cutoff time of the uplink information carried on the first channel is later than the cutoff time of the uplink information carried on the second channel
  • the number of remaining repeated transmissions of the data corresponding to the uplink information carried on the first channel is greater than the number of repeated transmissions of the data corresponding to the uplink information carried on the second channel.
  • multiple transmissions may be required for both downlink transmission and uplink transmission to meet the high reliability requirements of the 5G URLLC service.
  • the URLLC may require that the uplink and downlink user plane delays not exceed 0.5 ms. Therefore, if the number of repeated transmissions exceeds the upper limit of the uplink or downlink delay, it is meaningless for the URLLC service.
  • the first channel can be sent preferentially, that is, the corresponding uplink information is sent on the first channel to meet the service requirement of the service corresponding to the first channel.
  • the UE Before the deadline of the second channel arrives, the UE still has the opportunity to transmit the second channel. Therefore, the UE can determine the priority of the first channel and the second channel according to the remaining time of the deadline for reaching the delay (delay) requirement.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes the HARQ-ACK feedback information corresponding to the downlink data received by the terminal device, and/or Channel state information, the uplink information carried on the second channel includes uplink data; and the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or The number of remaining repeated transmissions of data corresponding to the uplink information carried on the first channel is equal to the number of repeated transmissions of data corresponding to the uplink information carried on the second channel.
  • the UE determines to send the first type channel state feedback information according to the received first type downlink data.
  • the first type of downlink data is data of the first service type. For example, if the cutoff time of the uplink information carried on the PUCCH is equal to the cutoff time of the uplink information carried on the PUSCH, or the number of remaining repeated transmissions of the uplink information carried on the PUCCH is equal to the number of repeated transmissions of the uplink information carried on the PUSCH.
  • the PUCCH is a channel for carrying uplink control information
  • the PUSCH is a channel for carrying uplink data
  • the PUCCH carries a feedback information of the downlink data sent by the terminal device to the access network device, and The uplink data carried on the PUSCH has not been sent yet. Therefore, the priority of the PUSCH can be considered to be higher than the priority of the PUCCH.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes uplink data, and the uplink information carried on the second channel includes the terminal
  • the NACK feedback information corresponding to the downlink data received by the device; and the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or is carried on the first channel
  • the number of remaining repeated transmissions of data corresponding to the uplink information is equal to the number of repeated transmissions of data corresponding to the uplink information carried on the second channel.
  • the UE determines to send the first type channel state feedback information according to the received first type downlink data.
  • the first type of downlink data is data of the first service type. For example, if the cutoff time of the uplink information carried on the PUSCH is equal to the cutoff time of the uplink information carried on the PUCCH, or the number of remaining repeated transmissions of the uplink information carried on the PUCCH is equal to the number of repeated transmissions of the uplink information carried on the PUSCH If the PUSCH is a channel for carrying uplink data, the PUCCH is a channel for carrying uplink control information, and the uplink control information includes NACK feedback information corresponding to downlink data received by the terminal device, and then the priority of the PUCCH can be considered.
  • the priority of the PUSCH is higher than the priority of the PUSCH.
  • the NACK feedback information indicates that the terminal device receives the downlink data reception error sent by the access network device, and needs to tell the access network device that the access network device can send the downlink data to the terminal device in time.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes ACK feedback information corresponding to the downlink data received by the terminal device, and is carried in the
  • the uplink information on the second channel includes uplink data; and the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or is carried on the first channel.
  • the number of remaining repeated transmissions of data corresponding to the uplink information is equal to the number of repeated transmissions of data corresponding to the uplink information carried on the second channel.
  • the UE determines to send the first type channel state feedback information according to the received first type downlink data.
  • the first type of downlink data is data of the first service type.
  • the cutoff time of the uplink information carried on the PUCCH is equal to the cutoff time of the uplink information carried on the PUSCH, or the number of remaining repeated transmissions of the uplink information carried on the PUCCH is equal to the number of repeated transmissions of the uplink information carried on the PUSCH.
  • the PUCCH is a channel for carrying uplink control information
  • the uplink control information includes ACK feedback information corresponding to downlink data received by the terminal device
  • the PUSCH is a channel for carrying uplink data
  • the priority of the PUCCH is higher, because the ACK feedback information indicates that the downlink data received by the terminal device receiving the access network device is correctly received, and the uplink data carried on the PUSCH has not been sent yet. Therefore, the bearer may be first sent on the PUSCH. Upstream data.
  • the priority of the first channel is The level information is higher than the priority of the second channel; if the uplink information carried on the first channel includes ACK feedback information corresponding to the downlink data received by the terminal device, the uplink information carried on the second channel includes uplink data. And the priority of the second channel is higher than the priority of the first channel.
  • the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or the remaining number of repeated transmissions of the data corresponding to the uplink information carried on the first channel is equal to the bearer. The number of repeated transmissions of data corresponding to the uplink information on the second channel.
  • the uplink information carried on the first channel includes the first type of channel state feedback information corresponding to the downlink data received by the terminal device, and the uplink information carried on the second channel includes the uplink data
  • the first channel is prioritized.
  • the level is higher than the priority of the second channel
  • the first type of channel state feedback information is channel state information obtained by the terminal device according to the reference signal corresponding to the received first downlink data
  • the uplink information carried on the first channel includes The second type of channel state feedback information corresponding to the downlink data received by the terminal device, the uplink information carried on the second channel includes uplink data, and the priority of the second channel is higher than the priority of the first channel, and the second type of channel state
  • the feedback information is periodic channel state feedback information, or semi-persistent channel state feedback information, or channel state information sent by the terminal device according to the received channel state information feedback parameter.
  • the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or the remaining number of repeated transmissions of the data corresponding to the uplink information carried on the first channel is equal to the bearer.
  • the schemes of (11) and (12) are mainly that the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or the uplink information carried on the first channel corresponds to
  • the number of remaining retransmissions of the data is equal to the priority of the first channel and the second channel under the condition of the number of repeated transmissions of the data corresponding to the uplink information on the second channel, refer to the above (4) and ( 5), will not repeat them here.
  • the priority of the first channel and the second channel may be determined according to (7); if the deadline of the uplink information carried on the first channel is equal to The cutoff time of the uplink information carried on the second channel, or the number of times of remaining retransmission of the data corresponding to the uplink information carried on the first channel is equal to the number of repeated transmissions of the data corresponding to the uplink information carried on the second channel, The priority of the first channel and the second channel may be determined according to any one of (8)-(12).
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes a first uplink data packet, and the uplink information carried on the second channel includes The second uplink data packet, the second uplink data packet arrives at a later time than the arrival time of the first uplink data packet.
  • the UE determines to send the first type channel state feedback information according to the received first type downlink data.
  • the first type of downlink data is data of the first service type.
  • the first channel and the second channel are the first PUSCH and the second PUSCH, and the first uplink data packet is carried on the first PUSCH, and the second uplink data packet is carried on the second PUSCH, on the terminal device.
  • the second uplink data packet is later than the first uplink data packet. Therefore, if the second uplink data packet is considered to be more urgent, the second channel carrying the second uplink data packet may be considered to have a higher priority than the first uplink data packet. The priority of the first channel of the upstream packet.
  • the second channel has a higher priority than the first channel, wherein the first channel is a first signaling scheduled channel, and the second channel is a second signaling scheduled channel, the terminal The time when the device receives the first signaling is earlier than the time when the terminal device receives the second signaling.
  • the UE determines to send the first type channel state feedback information according to the received first type downlink data.
  • the first type of downlink data is data of the first service type.
  • the first PUSCH is the first signaling scheduled channel
  • the second PUSCH is the second signaling scheduled channel
  • the terminal device receives the first signaling earlier than the second signaling time, then the access is proved.
  • the network device knows that the first signaling has been sent to the terminal device, and the first signaling indicates that the terminal device schedules in the first time period, but the access network device later sends the second signaling, the second signaling. Instructing the terminal device to perform scheduling in the first time period, the access network device knows that the first signaling is already available in the first time period, and the second signaling is sent, indicating that the second signaling is urgent.
  • the priority of the corresponding channel is also higher than the priority of the channel corresponding to the first signaling.
  • the priority of the second channel is higher than the priority of the first channel, wherein the first channel is a signaling-free scheduled channel, and the second channel is a signalling scheduled channel. If the scheduling type of the first channel is signaling-free scheduling, and the scheduling type of the second channel is signaling scheduling, the priority of the second channel is higher than the priority of the first channel.
  • the base station sends the first physical downlink control information
  • the UE needs to send the second data of the UL grant free on the same time as the first channel according to the arrival of the uplink data, indicating that the second data is very urgent. Therefore, in this case, the priority of the second channel is higher than the priority of the first channel, which may reflect the principle of low latency requirement of the UE for uplink URLLC data transmission.
  • the UE determines to send the first type channel state feedback information according to the received first type downlink data.
  • the first type of downlink data is data of the first service type.
  • the first PUSCH is a signaling-free scheduled channel
  • the second PUSCH is a signaling scheduled channel
  • the signaling scheduling is determined by the access network device
  • the signaling-free scheduling is determined by the terminal device, and the access network device is determined.
  • the priority of the second PUSCH is higher than the priority of the first PUSCH.
  • the first signaling and the second signaling include information for indicating a time position of the first time period.
  • the first aspect of the present application may further include an implementation manner, where a sum of transmission powers of the first channel, the second channel, and other channels of the at least two channels is less than or equal to Power threshold.
  • a second aspect of the embodiments of the present application provides a method for receiving uplink information, where the method includes: receiving, by the access network device, the first channel and the second channel that are sent by the terminal device according to the transmit power of the first channel and the second channel. At least one channel, wherein the first channel and the second channel are channels in at least two channels carrying uplink information in a first time period, and a sum of initial powers of the at least two channels is greater than a power of the terminal device Threshold. It can be understood that the access network device receiving terminal device sends the uplink information carried on the first channel and the second channel according to the transmit power of the first channel and the second channel.
  • the terminal device since the sum of the initial powers of the at least two channels carrying the uplink information in the first time period is greater than the power threshold of the terminal device, the terminal device needs to know the priority of the at least two channels, thereby reducing the priority
  • the initial power of the channel is obtained, and the transmission power of the channel with the lower priority is obtained, and the transmission power of the channel with the higher priority is its initial power; in another case, the sum of the initial transmission power of the channel with the higher priority is already greater than the terminal. If the power threshold of the device is used, then the channel with a lower priority has no chance to be sent, that is, the transmission power of the channel with the priority is considered to be 0, and the initial power of the channel with the higher priority needs to be reduced, and the priority is high. The transmit power of the channel.
  • the method may further include: the access network device according to the first channel and the second channel The priority determines the transmit power of the first channel and the second channel.
  • the third aspect of the embodiments of the present application provides a method for transmitting uplink information, where the method includes: determining, by the terminal device, a channel with a higher priority in the first channel and the second channel, where the first channel and the second channel are The first time period carries the channel in the at least two channels of the uplink information, and the terminal device cannot simultaneously send the first channel and the second channel in the first time period; the terminal device sends the channel with the higher priority.
  • the UE determines that the uplink information of the bearer is not allowed to be transmitted on the first channel and the second channel at the same time.
  • the specific situation may be that the UE receives configuration information sent by the base station, where the configuration information indicates that the UE cannot be in the first channel at the same time. And transmitting the uplink information of the bearer on the second channel, or the configuration of the UE itself does not support the uplink information of the bearer being simultaneously transmitted on the first channel and the second channel.
  • the terminal device determines a channel with a higher priority among the first channel and the second channel, where the first channel and the second channel are channels in at least two channels that carry uplink information in the first time period, The UE cannot simultaneously transmit the first channel and the second channel in the first time period.
  • the terminal device transmits a channel with a higher priority.
  • the channel with the higher priority is selected to transmit the uplink information of the bearer, so as to meet the delay and reliability requirements of the URLLC.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes uplink data, and the uplink information carried on the second channel includes the terminal NACK feedback information corresponding to the downlink data received by the device.
  • the priority of the first channel is higher than the priority of the second channel, where the uplink information carried on the first channel includes uplink data, and the uplink information carried on the second channel includes the terminal
  • the priority of the first channel is The level information is higher than the priority of the second channel; if the uplink information carried on the first channel includes ACK feedback information corresponding to the downlink data received by the terminal device, the uplink information carried on the second channel includes uplink data. And the priority of the second channel is higher than the priority of the first channel.
  • the uplink information carried on the first channel includes the first type of channel state feedback information corresponding to the downlink data received by the terminal device, and the uplink information carried on the second channel includes the uplink data
  • the first channel is prioritized.
  • the level is higher than the priority of the second channel
  • the first type of channel state feedback information is channel state information obtained by the terminal device according to the reference signal corresponding to the received first downlink data
  • the uplink information carried on the first channel includes The second type of channel state feedback information corresponding to the downlink data received by the terminal device, the uplink information carried on the second channel includes uplink data, and the priority of the second channel is higher than the priority of the first channel, and the second type of channel state
  • the feedback information is periodic channel state feedback information, or semi-persistent channel state feedback information, or channel state information sent by the terminal device according to the received channel state information feedback parameter.
  • the priority of the first channel is higher than the priority of the second channel, and the uplink information carried on the first channel includes uplink data, and the uplink information carried on the second channel includes receiving with the terminal device.
  • the downlink data corresponds to HARQ-ACK feedback information and/or channel state information; wherein the first channel is an unscheduled channel; and/or, the first channel and the second channel are sent in the first time period
  • the channel with a higher priority includes: transmitting the first channel in the first time period, and the uplink information sent on the first channel does not include the HARQ-ACK feedback information corresponding to the downlink data received by the terminal device, and/or Or channel status information.
  • the first channel is a PUSCH
  • the PUSCH is a non-scheduled channel
  • the second channel is a PUCCH.
  • the access network device has sent downlink data to the terminal device, and the PUCCH is only downlink data received by the terminal device.
  • a feedback, or a feedback to the state of the downlink channel, the uplink data carried in the PUSCH has not been sent yet, so the priority of the PUSCH can be considered to be higher than the priority of the PUCCH.
  • the first channel is a PUSCH
  • the second channel is a PUCCH.
  • the access network device has sent downlink data to the terminal device, and the PUCCH is only a feedback to the downlink data received by the terminal device, or
  • the uplink data carried in the PUSCH is not sent yet, and the uplink information carried on the PUSCH does not include the uplink control information in the PUCCH. Therefore, the priority of the PUSCH can be considered to be higher than the priority of the PUCCH. level.
  • the priority of the first channel is equal to the priority of the second channel, where the uplink information carried on the first channel includes the HARQ-ACK feedback information corresponding to the downlink data received by the terminal device, and is carried in the second channel.
  • the uplink information on the uplink information includes the first type of channel state feedback information, and the first type of channel state feedback information is channel state information obtained by the terminal device according to the reference signal corresponding to the received first downlink data.
  • the priority of the second channel is higher than the priority of the first channel, where the cutoff time of the uplink information carried on the first channel is later than the cutoff time of the uplink information carried on the second channel Or, the number of remaining repeated transmissions of the data corresponding to the uplink information carried on the first channel is greater than the number of repeated transmissions of the data corresponding to the uplink information carried on the second channel.
  • Both downlink transmission and uplink transmission may require multiple transmissions to meet the high reliability requirements of 5G URLLC services.
  • the URLLC may require that the uplink and downlink user plane delays not exceed 0.5 ms. Therefore, if the number of repeated transmissions exceeds the upper limit of the uplink or downlink delay, it is meaningless for the URLLC service.
  • the service corresponding to the first of the two uplink channels is about to reach the remaining time of the deadline of the delay requirement, and the second channel is only the transmission in the middle of the multiple transmissions.
  • the first channel can be sent preferentially, that is, the corresponding uplink information is sent on the first channel to meet the service requirement of the service corresponding to the first channel.
  • the UE Before the deadline of the second channel arrives, the UE still has the opportunity to transmit the second channel. Therefore, the UE can determine the priority of the first channel and the second channel according to the remaining time of the deadline for reaching the delay (delay) requirement.
  • the first channel here may be a PUSCH
  • the second channel may be a PUCCH
  • the first channel may be a PUCCH
  • the second channel is a PUSCH
  • the first channel is a first PUSCH
  • the second channel is a second PUSCH.
  • the specific is not limited. If the cutoff time of the uplink information carried on the first channel is later than the cutoff time of the uplink information carried on the second channel, or the number of remaining repeated transmissions of the uplink information carried on the first channel is greater than that of the second channel The uplink information is repeated for the number of times of transmission.
  • the cutoff time of the uplink information carried on the first channel is greater than the cutoff time of the uplink information carried on the second channel, and then the uplink information carried on the second channel is used. Relatively speaking, it is more urgent, so the priority of the second channel can be considered to be higher than the priority of the first channel.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes the HARQ-ACK feedback information corresponding to the downlink data received by the terminal device, and/or Channel state information, the uplink information carried on the second channel includes uplink data; and the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or The number of remaining repeated transmissions of data corresponding to the uplink information carried on the first channel is equal to the number of repeated transmissions of data corresponding to the uplink information carried on the second channel.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes uplink data, and the uplink information carried on the second channel includes the terminal
  • the NACK feedback information corresponding to the downlink data received by the device; and the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or is carried on the first channel
  • the number of remaining repeated transmissions of data corresponding to the uplink information is equal to the number of repeated transmissions of data corresponding to the uplink information carried on the second channel.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes ACK feedback information corresponding to the downlink data received by the terminal device, and is carried in the
  • the uplink information on the second channel includes uplink data; and the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or is carried on the first channel.
  • the number of remaining repeated transmissions of data corresponding to the uplink information is equal to the number of repeated transmissions of data corresponding to the uplink information carried on the second channel.
  • the priority of the first channel is The level information is higher than the priority of the second channel; if the uplink information carried on the first channel includes ACK feedback information corresponding to the downlink data received by the terminal device, the uplink information carried on the second channel includes uplink data. And the priority of the second channel is higher than the priority of the first channel.
  • the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or the remaining number of repeated transmissions of the data corresponding to the uplink information carried on the first channel is equal to the bearer. The number of repeated transmissions of data corresponding to the uplink information on the second channel.
  • the uplink information carried on the first channel includes the first type of channel state feedback information corresponding to the downlink data received by the terminal device, and the uplink information carried on the second channel includes the uplink data
  • the first channel is prioritized.
  • the level is higher than the priority of the second channel
  • the first type of channel state feedback information is channel state information obtained by the terminal device according to the reference signal corresponding to the received first downlink data
  • the uplink information carried on the first channel includes The second type of channel state feedback information corresponding to the downlink data received by the terminal device, the uplink information carried on the second channel includes uplink data, and the priority of the second channel is higher than the priority of the first channel, and the second type of channel state
  • the feedback information is periodic channel state feedback information, or semi-persistent channel state feedback information, or channel state information sent by the terminal device according to the received channel state information feedback parameter.
  • the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or the remaining number of repeated transmissions of the data corresponding to the uplink information carried on the first channel is equal to the bearer.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes a first uplink data packet, and the uplink information carried on the second channel includes The second uplink data packet, the arrival time of the second uplink data packet is later than the arrival time of the first uplink data packet.
  • the second channel has a higher priority than the first channel, wherein the first channel is a first signaling scheduled channel, and the second channel is a second signaling scheduled channel, the terminal The time when the device receives the first signaling is earlier than the time when the terminal device receives the second signaling.
  • the priority of the second channel is higher than the priority of the first channel, wherein the first channel is a signaling-free scheduled channel, and the second channel is a signalling scheduled channel.
  • the first signaling and the second signaling include information for indicating a time position of the first time period.
  • a fourth aspect of the embodiments of the present disclosure provides a method for receiving uplink information, where the method includes: receiving, by the access network device, a channel with a higher priority in a first channel and a second channel sent by the terminal device, where the first channel and the first channel
  • the second channel is a channel in at least two channels carrying uplink information in a first time period, and the terminal device cannot simultaneously transmit the first channel and the second channel in the first time period.
  • the UE determines that the uplink information of the bearer is not allowed to be transmitted on the first channel and the second channel at the same time.
  • the specific situation may be that the UE receives configuration information sent by the base station, where the configuration information indicates that the UE cannot be in the first channel at the same time. And transmitting the uplink information of the bearer on the second channel, or the configuration of the UE itself does not support the uplink information of the bearer being simultaneously transmitted on the first channel and the second channel.
  • the access network device receives the channel with the higher priority in the first channel and the second channel that are sent by the terminal device, where the first channel and the second channel carry the uplink information in the first time period.
  • the channel of the at least two channels the terminal device cannot simultaneously transmit the first channel and the second channel in the first time period.
  • the channel with the higher priority is selected to transmit the uplink information of the bearer, so as to meet the delay and reliability requirements of the URLLC.
  • the fifth aspect of the embodiments of the present application provides a terminal device, which has the purpose of achieving the purpose of satisfying the service delay and the reliability requirement that the transmission of the uplink information meets the priority according to the first aspect.
  • This function can be implemented in hardware or in hardware by executing the corresponding software.
  • the hardware or software includes one or more modules corresponding to the functions described above.
  • the sixth aspect of the embodiments of the present application provides an access network device, which has the purpose of achieving the purpose of satisfying the service delay and the reliability requirement corresponding to the priority according to the foregoing second aspect.
  • This function can be implemented in hardware or in hardware by executing the corresponding software.
  • the hardware or software includes one or more modules corresponding to the functions described above.
  • a seventh aspect of the present application provides a terminal device, which has the purpose of achieving the purpose of satisfying the service delay and the reliability requirement corresponding to the priority according to the foregoing first aspect.
  • This function can be implemented in hardware or in hardware by executing the corresponding software.
  • the hardware or software includes one or more modules corresponding to the functions described above.
  • the eighth aspect of the embodiments of the present application provides an access network device, which has the purpose of achieving the purpose of satisfying the service delay and reliability requirements corresponding to the priority according to the foregoing second aspect.
  • This function can be implemented in hardware or in hardware by executing the corresponding software.
  • the hardware or software includes one or more modules corresponding to the functions described above.
  • a ninth aspect of the embodiment of the present application provides a terminal device, which may include:
  • a memory a transceiver, a processor, the memory, the transceiver, and the processor are connected by a bus;
  • the memory is configured to store an operation instruction
  • the processor is configured to determine, according to a priority of the first channel and the second channel, a transmit power of the first channel and the second channel by calling the operation instruction, where the first channel and the second channel are The first time period carries a channel of the at least two channels of the uplink information, where a sum of initial powers of the at least two channels is greater than a power threshold of the terminal device;
  • the transceiver is configured to send at least one of the first channel and the second channel according to the transmit power of the first channel and the second channel.
  • the tenth aspect of the embodiment of the present application provides an access network device, which may include:
  • a memory, a transceiver, the memory and the transceiver are connected by a bus;
  • the memory is configured to store an operation instruction
  • the transceiver is configured to receive, by using the operation instruction, at least one channel of the first channel and the second channel that are sent by the terminal device according to the transmit power of the first channel and the second channel, where the first channel and The second channel is a channel in at least two channels carrying uplink information in a first time period, and a sum of initial powers of the at least two channels is greater than a power threshold of the terminal device.
  • the eleventh aspect of the present application provides a terminal device, which may include:
  • a memory a transceiver, a processor, the memory, the transceiver, and the processor are connected by a bus;
  • the memory is configured to store an operation instruction
  • the processor is configured to determine, by using the operation instruction, a channel with a higher priority among the first channel and the second channel, where the first channel and the second channel are at least two of carrying uplink information in the first time period. Channels in the channel, the terminal device cannot simultaneously transmit the first channel and the second channel in the first time period;
  • the transceiver is configured to send the channel with higher priority.
  • a twelfth aspect of the present application provides an access network device, which may include: a memory, a transceiver, and the transceiver and the transceiver are connected by using a bus; the memory is configured to store an operation instruction;
  • the transceiver is configured to receive, by using the operation instruction, a channel with a higher priority in the first channel and the second channel that are sent by the terminal device, where the first channel and the second channel carry uplink information in the first time period.
  • the channel in at least two channels, the terminal device cannot simultaneously transmit the first channel and the second channel in the first time period.
  • a thirteenth aspect of the present application provides a communication system, where the communication system includes a terminal device and an access network device, where the terminal device is a terminal that performs the first aspect of the present application or any of the optional implementation manners of the first aspect.
  • the access network device is the access network device in the optional implementation manner of the second aspect or the second aspect of the present application.
  • a fourteenth aspect of the present application provides a communication system, where the communication system includes a terminal device and an access network device, where the terminal device is a terminal that performs the third or third aspect of the present application.
  • the access network device is the access network device in the optional implementation manner of the fourth aspect or the fourth aspect of the present application.
  • a fifteenth aspect of the embodiments of the present invention provides a storage medium. It should be noted that the technical solution of the present invention may contribute to the prior art or all or part of the technical solution may be implemented by software.
  • the computer software product is stored in a storage medium for storing computer software instructions for use in the above apparatus, comprising: for performing the first aspect, the second aspect, the third aspect or the fourth aspect described above A program designed by a terminal device or an access network device.
  • the storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like, which can store program codes.
  • a sixteenth aspect of the present invention provides a computer program product comprising instructions which, when run on a computer, cause the computer to perform the method of any of the alternative aspects of the first aspect or the first aspect of the present application.
  • a seventeenth embodiment of the present invention provides a computer program product comprising instructions which, when run on a computer, cause the computer to perform the method of any of the alternative aspects of the second or second aspect of the present application.
  • An eighteenth aspect of the present invention provides a computer program product comprising instructions which, when run on a computer, cause the computer to perform the method of any of the optional implementations of the third or third aspect of the present application.
  • a nineteenth embodiment of the present invention provides a computer program product comprising instructions which, when run on a computer, cause the computer to perform the method of any of the alternative implementations of the fourth or fourth aspect of the present application.
  • a still further aspect of the present invention provides a wireless communication apparatus, which may include: a memory, a transceiver, a processor, the memory, the transceiver, and the processor connected by a bus;
  • the memory is configured to store an operation instruction
  • the processor is configured to determine, according to a priority of the first channel and the second channel, a transmit power of the first channel and the second channel, by using the operation instruction, where the first channel and the The second channel is a channel in at least two channels that carry uplink information in a first time period, and a sum of initial powers of the at least two channels is greater than a power threshold of the terminal device;
  • the transceiver is configured to send at least one of the first channel and the second channel according to the transmit power of the first channel and the second channel.
  • the wireless communication device may perform the method described in any of the foregoing implementation manners of the first aspect, and details are not described herein again.
  • a still further aspect of the present invention provides a wireless communication apparatus, which may include: a memory, a transceiver, a processor, the memory, the transceiver, and the processor connected by a bus;
  • the memory is configured to store an operation instruction
  • the processor is configured to determine, by using the operation instruction, a channel with a higher priority among the first channel and the second channel, where the first channel and the second channel are carried in the first time period a channel of at least two channels of uplink information, wherein the terminal device cannot simultaneously transmit the first channel and the second channel in a first time period;
  • the transceiver is configured to send the channel with a higher priority.
  • the wireless communication device may perform the method described in any of the foregoing optional implementation manners of the second aspect, and details are not described herein.
  • a still further aspect of the present invention provides a wireless communication device, which may include: a memory, a transceiver, and the memory and the transceiver are connected by using a bus;
  • the memory is configured to store an operation instruction
  • the transceiver is configured to receive, by using the operation instruction, a channel with a higher priority in a first channel and a second channel that are sent by the terminal device, where the first channel and the second channel are in a first time
  • the segment carries a channel of at least two channels of uplink information, and the terminal device cannot simultaneously transmit the first channel and the second channel in the first time period.
  • the wireless communication device may perform the method described in any of the foregoing optional implementation manners of the third aspect, and details are not described herein again.
  • the terminal device determines, according to priorities of the first channel and the second channel, transmit powers of the first channel and the second channel, where the first channel and the second channel are And a channel of the at least two channels carrying the uplink information in the first time period, the sum of the initial powers of the at least two channels being greater than the power threshold of the terminal device; the terminal device transmitting the first according to the transmit power of the first channel and the second channel At least one of a channel and a second channel.
  • the terminal device determines the problem of determining the transmission power of each channel according to the priority of each channel, so as to meet the delay and reliability requirements of the URLLC in the 5G scenario.
  • the terminal device determines a channel with a higher priority among the first channel and the second channel, where the first channel and the second channel are in at least two channels that carry uplink information in the first time period.
  • the terminal device transmits a channel with a higher priority.
  • the access network device receives the higher priority channel in the first channel and the second channel sent by the terminal device.
  • the channel with the higher priority is selected to transmit the uplink information of the bearer, so as to meet the delay and reliability requirements of the URLLC.
  • the embodiment of the present application effectively solves the delay and reliability of the uplink information according to different priorities.
  • FIG. 1 is a schematic diagram showing an example of a relationship between a subframe, a time slot, and a mini-slot at different frequencies according to an embodiment of the present application;
  • FIG. 2 is a schematic diagram of a time position of a PUCCH that can be used to feed back HARQ-ACK of corresponding downlink data in a control channel according to an embodiment of the present disclosure
  • FIG. 3 is a schematic diagram of a scenario structure applied in an embodiment of the present application.
  • FIG. 3 is a schematic diagram of uplink information to be transmitted by the first channel and the second channel to be transmitted in the first time period in the embodiment of the present application;
  • FIG. 3(b) is another schematic diagram of uplink information to be transmitted by the first channel and the second channel to be transmitted in the first time period in the embodiment of the present application;
  • FIG. 3(c) is another schematic diagram of uplink information to be transmitted by the first channel and the second channel to be transmitted in the first time period in the embodiment of the present application;
  • FIG. 3(d) is a schematic diagram showing an example of different situations of the first channel, the second channel, and the first time period in the embodiment of the present application;
  • FIG. 4 is a schematic diagram of an embodiment of a method for sending uplink information according to an embodiment of the present application
  • FIG. 5(a) is a schematic diagram showing a deadline of uplink information carried on a PUCCH in an embodiment of the present application
  • FIG. 5(b) is a schematic diagram showing a deadline of uplink information carried on a PUSCH in an embodiment of the present application
  • FIG. 5(c) is another schematic diagram of a deadline of uplink information carried on a PUSCH in the embodiment of the present application.
  • FIG. 5(d) is a schematic diagram of determining a priority of a first channel and a second channel according to an off-time of uplink information carried by an uplink channel according to an embodiment of the present application;
  • 6(a) is a schematic diagram of determining priorities of a first channel and a second channel according to an arrival time of uplink information carried by an uplink channel according to an embodiment of the present application;
  • FIG. 6(b) is a schematic diagram of determining, by the terminal device, the priorities of the first channel and the second channel according to the time of receiving the signaling time in the embodiment of the present application;
  • FIG. 6(c) is a schematic diagram of transmitting a channel with a higher priority among the first channel and the second channel in the embodiment of the present application;
  • 6(d) is a schematic diagram of a transmission format of a first channel in an embodiment of the present application.
  • FIG. 6(e) is a schematic diagram showing a higher priority in transmitting the first channel and the second channel in the first time period in the embodiment of the present application;
  • FIG. 7 is a schematic diagram of another embodiment of a method for sending uplink information according to an embodiment of the present application.
  • FIG. 8 is a schematic diagram of an embodiment of a terminal device provided in an embodiment of the present application.
  • FIG. 9 is a schematic diagram of another embodiment of a terminal device provided in an embodiment of the present application.
  • FIG. 10 is a schematic diagram of an embodiment of an access network device provided in an embodiment of the present application.
  • FIG. 11 is a schematic diagram of another embodiment of an access network device provided in an embodiment of the present application.
  • FIG. 12 is a schematic diagram of another embodiment of an access network device provided in an embodiment of the present application.
  • FIG. 13 is a schematic diagram of another embodiment of a terminal device provided in an embodiment of the present application.
  • FIG. 14 is a schematic diagram of another embodiment of an access network device provided in an embodiment of the present application.
  • FIG. 15 is a schematic diagram of an embodiment of a wireless communication apparatus provided in an embodiment of the present application.
  • 16 is a schematic diagram of an embodiment of a wireless communication apparatus provided in an embodiment of the present application.
  • FIG. 17 is a schematic diagram of an embodiment of a wireless communication apparatus provided in an embodiment of the present application.
  • An embodiment of the present application provides a method for transmitting uplink information, where the terminal device determines to determine the transmission power of each channel according to the priority of each channel, and then sends the channel according to the transmission power of each channel.
  • the problem is to meet the requirements for delay and reliability in the 5G scenario, or to solve the problem that the UE can not send the first channel and the second channel at the same time, and send the channel with higher priority to meet the delay and the 5G scenario.
  • the need for reliability is to meet the requirements for delay and reliability in the 5G scenario, or to solve the problem that the UE can not send the first channel and the second channel at the same time, and send the channel with higher priority to meet the delay and the 5G scenario.
  • the international telecommunication union defines three types of application scenarios for 5G and future mobile communication systems: enhanced mobile broadband (eMBB), high reliable low latency communication (ultra reliable and low latency). Communications, URLLC) and massive machine type communications (mMTC).
  • eMBB enhanced mobile broadband
  • URLLC high reliable low latency communication
  • mMTC massive machine type communications
  • Typical eMBB services include: ultra high definition video, augmented reality (AR), virtual reality (VR), etc.
  • the main features of these services are large amount of transmitted data and high transmission rate.
  • Typical URLLC services include: wireless control in industrial manufacturing or production processes, motion control of driverless cars and drones, and tactile interaction applications such as remote repair and remote surgery.
  • the main features of these services are ultra-reliable. Sex, low latency, less data transfer and burstiness.
  • Typical mMTC services include: smart grid distribution automation, smart city, etc. The main features are huge number of networked devices, small amount of transmitted data, and insensitive data transmission delay. These mMTC terminals need to meet low cost and very long standby. The demand for time.
  • the generation of data packets of the URLLC service is bursty and random, and may not generate data packets for a long period of time, or may generate multiple data packets in a short time.
  • the packets of the URLLC service are in most cases small packets, for example 50 bytes.
  • the characteristics of the data packets of the URLLC service affect the way resources are allocated by the communication system.
  • the resources herein include but are not limited to: time domain symbols, frequency domain resources, time-frequency resources, codeword resources, and beam resources.
  • the Next Radio (NR) system supports multiple subcarrier spacings to accommodate different service needs.
  • f0 15 kHz and m is an integer.
  • m is an integer.
  • FIG. 1 is an exemplary diagram of the relationship between subframes, time slots and mini-slots at different frequencies.
  • Subframe 14 Orthogonal Frequency Division Multiplexing (OFDM) symbols with a length of 1 ms and 15Khz subcarrier spacing. Within one subframe, the symbol boundaries of various numerologies for subcarrier spacings of 15 kHz and above are aligned.
  • OFDM Orthogonal Frequency Division Multiplexing
  • Slot is the length of time for a possible scheduling unit.
  • One Slot includes the currently used y OFDM symbols.
  • the mini-slot is the minimum length of time for the scheduling unit.
  • One Mini-slot may include OFDM symbols smaller than the currently used y symbols.
  • a mini-slot or a larger sub-carrier time slot is usually used as the time granularity of the scheduling unit.
  • LTE Long Term Evolution
  • the scheduling request is sent by the UE to the base station, and the base station indicates the resource for transmitting the uplink data to the UE by using the scheduling indication information.
  • the time for the base station to send the uplink data scheduling information to the UE and the time corresponding to the uplink data information may be variable in a dynamic and/or semi-static manner.
  • the time for transmitting uplink data corresponding to the uplink data scheduling information sent by the base station in the time slot n is the time slot n+k, where the value of k is notified to the UE by the base station in a dynamic and/or semi-static manner.
  • the manner in which the UE sends a scheduling request to the base station, and the base station indicates to the UE the resource for transmitting the uplink data by using the scheduling indication information may affect the transmission time of the uplink data of the UE. For example, when the UE has an uplink data transmission requirement, it needs to wait for the SR to be sent, and the base station instructs the uplink data scheduling information to actually send the uplink data. The time elapsed by these processes affects the uplink data transmission delay of the UE. Uplink grant free (UL grant free), or unscheduled uplink data transmission, can effectively solve the reliability and low latency requirements of the URLLC technology for data transmission.
  • UL grant free UL grant free
  • the uplink data transmission of the terminal device no longer depends on the dynamic notification of the network device.
  • the network device configures the resource for transmitting the UL grant free uplink data to the terminal device by sending the pre-configuration information to the terminal device.
  • the network device does not need to send the scheduling request to the base station and wait for the scheduling indication information of the base station. And send uplink data on the resources pre-configured for itself.
  • At least one of the above-described SR-based scheduling and the UL grant-based method may be adopted.
  • Downlink data transmission is based on base station scheduling.
  • the specific scheduling process is that the base station sends a control channel, such as a physical downlink control channel (PDCCH) or an enhanced physical downlink control channel (EPDCCH), and the control channel can carry a downlink data channel, such as physical downlink sharing.
  • a control channel such as a physical downlink control channel (PDCCH) or an enhanced physical downlink control channel (EPDCCH)
  • the control channel can carry a downlink data channel, such as physical downlink sharing.
  • Channel Physical Downlink Shared Channel, PDSCH
  • scheduling information of an uplink data channel such as a Physical Uplink Shared Channel (PUSCH)
  • the scheduling information includes control information of a downlink data channel or an uplink data channel, such as a resource.
  • Assign information and adjust control information such as encoding method.
  • the UE detects the control channel and performs reception of the downlink data channel or transmission of the uplink data channel according to the scheduling information carried in the detected control channel.
  • the UE When the Hybrid Automatic Repeat Request (HARQ) transmission is supported, the UE sends an acknowledgement on the Physical Uplink Control Channel (PUCCH) if the UE receives the downlink data.
  • ACKnowledge, ACK) feedback information if not correct, sends Negative ACKnowledgment (NACK) feedback information on the PUCCH.
  • the ACK feedback information and the NACK feedback information are collectively referred to as HARQ-ACK feedback information.
  • the HARQ-ACK feedback information may further include ACK feedback information, NACK feedback information, and Discontinuous Transmission (DTX) feedback information.
  • the DTX feedback information if the UE does not receive downlink data in the downlink data channel, the UE sends DTX feedback information corresponding to the downlink data channel.
  • the base station may perform retransmission scheduling on the downlink data. After receiving the ACK feedback information of the downlink data, the base station may suspend the scheduling of the downlink resource for the UE if there is no more downlink data to be transmitted.
  • the PUCCH resource used by the UE to transmit the received downlink data corresponding to the HARQ-ACK information may be a resource configured by the base station for the UE.
  • the configuration resource includes at least one of a time, a frequency, a reference signal sequence, and the like occupied by the PUCCH.
  • the configuration resource may further include an alternative value of a time interval between the PUCCH and the PDSCH, or an alternative value including a time interval between the PUCCH and the PDCCH.
  • indicating that the time position is one of alternative values of a time interval between PUCCH and PDSCH, or indicating that the time position is one of alternative values of a time interval between PUCCH and PDCCH, or directly indicating the time
  • the location is the value of the time interval between the PUCCH and the PDCCH.
  • the uplink power control in the wireless system is very important. Through the uplink power control, the terminal device can ensure the quality of the uplink data, reduce the interference to the system and other users as much as possible, and extend the battery life of the terminal device.
  • the base station can adapt the uplink transmission to different wireless transmission environments through power control, including path loss, shadow, fast fading, interference within the cell and other terminal devices between cells.
  • the base station has a corresponding control mechanism for the power of each uplink channel sent by the UE, and the UE determines the initial power of each to-be-transmitted channel according to the power control mechanism corresponding to each uplink channel.
  • the UE determines the transmission power of each channel according to the priority of the plurality of uplink channels, and transmits the uplink channel whose transmission power is not 0 in the plurality of uplink channels.
  • the transmitted power is the respective transmit power of these upstream channels.
  • the priority relationship between the PUCCH and the PUSCH is: the priority of the PUCCH is higher than the PUSCH; or the PUCCH and the PUSCH are not distinguished, but the channel containing the HARQ-ACK The priority is higher than the channel without HARQ-ACK.
  • the uplink and downlink user plane delays cannot exceed 0.5 ms and the bit error rate cannot exceed 0.001%. If the priority of the channel that carries the uplink control information is higher than that of the channel that does not carry the uplink control information, the delay and reliability requirements of the 5G URLLC uplink service are not met.
  • the system architecture or scenario mainly applied in this application is shown in FIG. 3, and includes an access network device and a terminal device. Both the access network device and the terminal device can work in the base station and the terminal device on the licensed band or the unlicensed band.
  • one or more carriers, licensed bands and unlicensed bands for carrier aggregation may be included in the application, and may include one or more carrier and unlicensed bands included in the licensed band.
  • Carrier aggregation is performed on one or more carriers.
  • the cell mentioned may be a cell corresponding to the base station, and the cell may belong to the macro base station, or may belong to the base station corresponding to the small cell, where the small cell may include: a metro cell, a micro cell.
  • Micro cell, Pico cell, Femto cell, etc. These small cells have the characteristics of small coverage and low transmission power, and are suitable for providing high-speed data transmission services.
  • On a carrier in a wireless communication system multiple cells can work at the same frequency at the same time.
  • the concept of a carrier in a wireless communication system is equivalent to a cell.
  • the carrier index of the secondary carrier and the cell identifier (Cell ID) of the secondary cell working in the secondary carrier are simultaneously carried.
  • the carrier can be considered to be equivalent to the concept of a cell, for example, the terminal device accessing one carrier and accessing one cell are equivalent.
  • the access network device may be an LTE system, an NR system, or an evolved base station (Evolutional Node B, which may be an eNB or an e-NodeB, in an Authorized Auxiliary Access Long-term Evolution (LAA-LTE) system.
  • a macro base station a micro base station (also referred to as a "small base station"), a pico base station, an access point (AP), a transmission point (TP), or a gNodeB (new generation Node B) .
  • the terminal device may be referred to as a user equipment (UE), a mobile station (Mobile Station, MS), a mobile terminal (Mobile Terminal), an intelligent terminal, etc., and the terminal device may be via a radio access network (Radio Access Network, RAN).
  • Radio Access Network Radio Access Network
  • the terminal device may be a mobile phone (or "cellular" phone), a computer with a mobile terminal, etc., and the terminal device may also be a portable, pocket, handheld, computer built-in or in-vehicle mobile device and a future NR network.
  • Terminal devices in which they exchange voice or data with a wireless access network.
  • the terminal device may further include a relay relay, and the data communication between the base station and the base station may be regarded as a terminal device, which will be introduced in a general sense in the present application.
  • the terminal device may The priorities of the first channel and the second channel determine the transmit power of the first channel and the second channel, wherein the first channel and the second channel are channels in at least two channels carrying uplink information in the first time period;
  • the device transmits at least one of the first channel and the second channel according to the transmit power of the first channel and the second channel.
  • the terminal device needs to reduce the transmission power of the channel according to the priority of each channel according to the priority from low to high, and determine the transmission power of each channel, so that the sum of the transmission powers of the reduced channels is not greater than the terminal device.
  • the power threshold is transmitted on the channel whose transmission power is greater than 0.
  • the second scenario is that the terminal device cannot send the first channel and the second channel in the first time period. Then, the terminal device determines a channel with a higher priority in the first channel and the second channel, where the first channel and the second channel are The channel in the at least two channels carrying the uplink information in the first time period; the terminal device transmits the channel with the higher priority. The terminal device cannot send the first channel and the second channel in the first time period.
  • the specific reason is that the terminal device's own capability does not support the uplink information of the bearer transmitted on the first channel and the second channel, or the terminal device receives the configuration of the base station.
  • the information indicates that the terminal device cannot transmit the uplink information of the bearer on the first channel and the second channel at the same time, and needs to send the uplink information of the bearer on the channel with the higher priority according to the priorities of the two channels.
  • the channel to be sent by the terminal device in the first time period includes at least two channels, where the first channel and the second channel are channels in the at least two channels. Both the first channel and the second channel carry uplink information.
  • FIG. 3(a) it is a schematic diagram of uplink information to be transmitted by each of the first channel and the second channel to be transmitted in the first time period.
  • the access network device sends downlink data, such as a PDSCH, to the terminal device at the T1 time, and the HARQ-ACK feedback information corresponding to the PDSCH is fed back on the PUCCH of the first time period.
  • the access network device sends the scheduling indication information of the uplink data to the terminal device at the T2 time, and instructs the terminal device to send the uplink data on the PUSCH channel in the first time period.
  • FIG. 3(b) another schematic diagram of uplink information to be transmitted by the first channel and the second channel to be transmitted in the first time period.
  • the access network device sends downlink data, such as a PDSCH, to the terminal device at the T1 time, and the HARQ-ACK feedback information corresponding to the PDSCH is fed back on the PUCCH of the first time period.
  • the terminal device needs to send uplink data on the unscheduled PUSCH channel in the first time period.
  • the channel to be transmitted by the terminal device includes a PUCCH and a PUSCH channel.
  • FIG. 3(c) another schematic diagram of uplink information to be transmitted by the first channel and the second channel to be transmitted on the first time period.
  • the access network device sends the scheduling indication information of the uplink data to the terminal device at the T1 time, and instructs the terminal device to send the first uplink data on the PUSCH channel in the first time period.
  • the access network device sends the scheduling indication information of the uplink data to the terminal device at the T2 time, and instructs the terminal device to send the second uplink data on another PUSCH channel in the first time period.
  • the channel to be transmitted by the terminal device includes two PUSCH channels.
  • the uplink information includes uplink data information and or uplink control information.
  • the uplink control information includes HARQ-ACK, channel state information, scheduling request information, and the like. Determining the priority between the uplink channels according to the type of the uplink information carried in the uplink channel can ensure the transmission of the higher priority uplink information.
  • the first channel and the second channel are channels in at least two channels carrying uplink information in a first time period.
  • the lengths of the first channel and the second channel, respectively, may be equal or unequal in time.
  • the resources of the first channel in time and the resources of the second channel overlap completely in time.
  • the resources of the first channel overlap with the resources of the second channel in time
  • the first time period is an overlapping portion of the first channel and the second channel in time
  • the first time period is the first channel
  • the time, or the first time period is the time of the second channel, or the first time period is the union of the first channel and the second channel in time.
  • FIG. 3(d) it is an example schematic diagram of different situations of the first channel, the second channel, and the first time period.
  • the embodiment of the present application may determine, according to the priority of the channel, which channel to transmit the uplink information to be sent first, and the priority of sending the uplink control information is higher than the priority of sending the uplink data, compared with the prior art.
  • the embodiment is more flexible, and the transmission of uplink information meets the requirements of service delay and reliability requirements according to different priorities.
  • FIG. 4 a schematic diagram of an embodiment of a method for sending uplink information provided in the embodiment of the present application is directed to a terminal device at a first time.
  • the terminal device determines, according to a priority of the first channel and the second channel, a transmit power of the first channel and the second channel, where the first channel and the second channel are at least two channels that carry uplink information in the first time period. a channel in which the sum of initial powers of the at least two channels is greater than a power threshold of the terminal device;
  • the terminal device determines the transmit power of the first channel and the second channel according to the priorities of the first channel and the second channel, where the first channel and the second channel carry the uplink information in the first time period.
  • the channel of at least two channels, the sum of the initial powers of the at least two channels being greater than the power threshold of the terminal device.
  • the power threshold of the terminal device refers to the maximum value allowed by the sum of the powers of the at least two channels transmitted by the terminal device.
  • the terminal device cannot support at least the time when the at least two channels overlap in time, and respectively transmit the respective bearers according to the respective initial transmit powers.
  • Uplink information therefore, the terminal device needs to first determine the transmit power used to carry the uplink information on each channel according to the priorities of the at least two channels, so that the first channel, the second channel, and other channels in the at least two channels
  • the sum of the transmit powers is less than or equal to the power threshold. That is, the terminal device needs to reduce the transmission power of the channel according to the priority of each channel according to the priority from low to high, and determine the transmission power of each channel, so that the sum of the transmission powers of the reduced channels is not greater than the terminal device. Power threshold.
  • the at least two channels include L (L ⁇ 2) channels and the sum of initial powers of the at least two channels including the first channel and the second channel is Q, that is, Where P i is the initial power of the ith channel in the first channel set.
  • the method for determining, by the terminal device, the transmit power of the first channel and the transmit power of the second channel according to the priority is similar and derivable, and details are not described herein again. If the priority of the first channel is equal to the second channel, the initial transmission power of the first channel is P 1 , the initial transmission power of the second channel is P 2 , and the sum Q of the initial powers of the at least two channels is greater than the terminal device. Power threshold Q'.
  • the value of W may satisfy P 1 '+P 2 ' and the sum of the transmission powers of the channels other than the first channel and the second channel of the at least two channels is not greater than Q′.
  • the terminal device may determine, according to the priorities of the first channel and the second channel, the transmit powers of the first channel and the second channel are respectively P 1 ′ and P 2 ′, if The priority of the second channel is higher than the priority of the first channel, and may include: 1 if P 2 >Q′, then the transmit power P 1 ′ of the first channel is 0, and the transmit power of the second channel needs to be reduced.
  • the terminal device has three channels carrying uplink information in the first time period, the initial power of the first channel is P 1 , the initial power of the second channel is P 2 , and the initial power of the third channel is P 3 , and the terminal device
  • the terminal device may be described by taking the user equipment UE as an example, and the access network device may be described by taking a base station as an example.
  • the priority status of the first channel and the second channel may be any one of the following:
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes uplink data, and the uplink information carried on the second channel includes downlink data received by the terminal device. Corresponding NACK feedback information.
  • the first channel carries the uplink data.
  • the base station retransmits the previous downlink to the UE by receiving the NACK feedback information sent by the UE, if the control information transmitted in the second channel includes the NACK feedback information corresponding to the downlink URL LC data.
  • a packet of URLLC data so that the downstream URLLC service can meet the specified reliability requirements within the specified time delay requirements. Therefore, if the second channel carries the NACK feedback information corresponding to the downlink data received by the terminal device, the priority of the second channel may be higher than the first channel, so that the uplink information transmission of the UE meets the low delay of the downlink URLLC service. High reliability requirements.
  • the priority of the uplink channel is determined by the uplink information with the highest priority among the uplink information carried by the uplink channel. According to the method of the embodiment (1), in the same channel, the priority of the NACK feedback information corresponding to the downlink data received by the terminal device is higher than the priority of the uplink data.
  • the first channel is a channel used by the UE to send the unscheduled uplink data.
  • the first channel is an uplink shared channel
  • the second channel is an uplink control channel
  • the NACK feedback information carried on the second channel is NACK feedback information corresponding to the downlink data of the first type, and the downlink data of the first type is downlink data with a delay requirement smaller than the first threshold.
  • the priority of the first channel is higher than the priority of the second channel, where the uplink information carried on the first channel includes uplink data, and the uplink information carried on the second channel includes downlink data received by the terminal device. Corresponding ACK feedback information.
  • the UE If the second channel carries the ACK feedback information of the downlink data received by the UE, the UE sends the ACK feedback information to the base station, indicating that the information packet of the downlink URL LC data sent by the base station to the UE has been correctly received on the UE side. If the UE does not send the ACK feedback information to the base station immediately, the UE will not affect the performance of the downlink URLLC service to meet the specified reliability requirement within the specified delay requirement. Therefore, in this case, the priority of the second channel is higher than that of the first channel, which can ensure that the uplink URLLC service is a higher delay requirement brought by the service emergency.
  • the priority of the uplink channel is determined by the uplink information with the highest priority among the uplink information carried by the uplink channel.
  • the priority of the uplink data in the same channel is higher than the priority of the ACK feedback information corresponding to the downlink data received by the terminal device.
  • the first channel is a channel used by the UE to send the unscheduled uplink data.
  • the first channel is an uplink shared channel
  • the second channel is an uplink control channel
  • the ACK feedback information carried on the second channel is ACK feedback information corresponding to the downlink data of the first type, and the downlink data of the first type is downlink data with a delay requirement smaller than the first threshold.
  • the priority of the first channel is higher than the first The priority of the second channel; if the uplink information carried on the first channel includes the ACK feedback information corresponding to the downlink data received by the terminal device, and the uplink information carried on the second channel includes the uplink data, the priority of the second channel Higher than the priority of the first channel.
  • the second channel carries the uplink data.
  • the base station retransmits the previous downlink to the UE by receiving the NACK feedback information sent by the UE, if the control information transmitted in the first channel includes the NACK feedback information corresponding to the downlink URL LC data.
  • a packet of URLLC data so that the downstream URLLC service can meet the specified reliability requirements within the specified time delay requirements. Therefore, if the first channel carries the NACK feedback information corresponding to the downlink data received by the terminal device, the priority of the first channel may be higher than the second channel, so that the transmission of the uplink information of the UE meets the low delay of the downlink URLLC service. High reliability requirements.
  • the UE sends the ACK feedback information to the base station, indicating that the information packet of the downlink URLLC data sent by the base station to the UE has been correctly received on the UE side. If the UE does not send the ACK feedback information to the base station immediately, the UE will not affect the performance of the downlink URLLC service to meet the specified reliability requirement within the specified delay requirement. Therefore, in this case, the priority of the second channel is higher than that of the first channel, which can ensure that the uplink URLLC service is a higher delay requirement brought by the service emergency.
  • the priority of the channel carrying the uplink control information is lower than the priority of the channel carrying the uplink data, and the uplink control information sent by the UE
  • the NACK feedback information of the received downlink data is the priority of the channel carrying the uplink control information
  • the priority of the channel carrying the uplink data is higher. In this way, it is advantageous to simultaneously consider the low-latency and high-reliability service requirements of the downlink URLLC and the uplink URLLC.
  • the priority of the uplink channel is determined by the uplink information with the highest priority among the uplink information carried by the uplink channel.
  • the method of the embodiment (3) in the same channel, the priority of the NACK feedback information corresponding to the downlink data received by the terminal device is higher than the priority of the uplink data, and the priority of the uplink data is higher than the downlink data received by the terminal device. The priority of the corresponding ACK feedback information.
  • the second channel is a channel used by the UE to send the unscheduled uplink data.
  • the second channel is an uplink shared channel
  • the first channel is an uplink control channel
  • the NACK feedback information and the ACK feedback information that are carried on the second channel are NACK feedback information and/or ACK feedback information corresponding to the first type of downlink data, where the first type of downlink data is less than the delay requirement.
  • a threshold of downlink data is a threshold of downlink data.
  • the first channel is prioritized.
  • the level is higher than the priority of the second channel
  • the first type of channel state feedback information is channel state information obtained by the terminal device according to the reference signal corresponding to the received first downlink data.
  • the priority of the second channel is higher than The priority of the first channel
  • the second type channel state feedback information is periodic channel state feedback information, or semi-persistent channel state feedback information, or channel state information sent by the terminal device according to the received channel state information feedback parameter.
  • the first type of channel state feedback information is channel state information obtained by the UE according to the reference signal corresponding to the received first downlink data.
  • the UE does not need to demodulate and decode the first downlink data to obtain the first type channel state information.
  • the UE can quickly obtain the first type channel state information by using the reference signal corresponding to the data.
  • the base station can quickly adjust the scheduling parameters of the downlink data transmission after the data according to the first type of channel state information by acquiring the first type of channel state information sent by the UE, so as to achieve low latency and high reliability of downlink URLLC data transmission. Sexual needs.
  • the UE determines to send the first type channel state feedback information according to the received first type downlink data.
  • the first type of downlink data is data of the first service type.
  • the second type channel state feedback information is periodic channel state feedback information, or semi-persistent channel state feedback information, or channel state information sent by the UE according to the received channel state information feedback parameter.
  • the base station instructs the UE to send periodic channel state information by configuring a period, a time offset, and the like used by the UE for feeding back channel state information.
  • the periodic channel state information is obtained by referring to resource measurement according to preset channel state information. Or the base station configures a period in which the UE uses to feed back channel state information, and instructs the UE to start feeding back semi-persistent channel state information by using feedback activation signaling.
  • the base station can adjust the scheduling parameter of the downlink data transmission by using the second type of channel state feedback information sent by the UE, the second type of channel state information may not reflect the immediate situation of the channel state in time, so it is difficult to meet the low downlink URLLC data transmission. The need for high latency and high reliability.
  • the second channel carries the uplink data. If the control information transmitted in the first channel includes the first type of channel state feedback information, the base station adjusts the UE repeat or re-receives by receiving the first type channel state feedback information sent by the UE. The scheduling information of the packet of the previous downlink URLLC data is sent, so that the downlink URLLC service can reach the specified reliability requirement within the specified delay requirement. Therefore, if the first type of channel state feedback information is carried in the first channel, the priority of the first channel may be higher than the second channel, so that the uplink information transmission of the UE satisfies the low latency and high reliability requirement of the downlink URL LC service. .
  • the second channel carries the uplink data. If the control information transmitted in the first channel includes the second type of channel state feedback information, the base station adjusts the scheduling information of the downlink data that the UE subsequently schedules the UE to transmit, by receiving the second type channel state feedback information sent by the UE. Therefore, if the second type of channel state feedback information carried in the first channel has little influence on the reliability requirement in the delay requirement of the downlink URLLC data, the priority of the first channel may be lower than the second channel.
  • the transmission of the uplink information of the UE meets the low latency and high reliability requirements of the uplink URLLC service.
  • the priority of the channel carrying the uplink control information is lower than the priority of the channel carrying the uplink data
  • the uplink control information sent by the UE is the first
  • the priority of the channel carrying the uplink control information is higher than the priority of the channel carrying the uplink data.
  • the priority of the uplink channel is determined by the uplink information with the highest priority among the uplink information carried by the uplink channel.
  • the priority of the first type of channel state feedback information is higher than the priority of the uplink data, and the priority of the uplink data is higher than that of the second type of channel state feedback information; or
  • the priority of the first type of channel state feedback information is higher than the priority of the second type of channel state feedback information, and is independent of the uplink data.
  • the second channel is a channel used by the UE to send the unscheduled uplink data.
  • the second channel is an uplink shared channel
  • the first channel is an uplink control channel
  • the first type of channel state feedback information carried on the first channel is channel state information obtained by corresponding to the corresponding reference signal of the first type of downlink data, where the first type of downlink data is that the delay requirement is less than A threshold of downlink data.
  • the priority of the first channel is higher than the priority of the second channel, where the uplink information carried on the first channel includes uplink data, and the uplink information carried on the second channel includes downlink data received by the terminal device.
  • the uplink control information transmitted in the second channel includes the HARQ-ACK feedback information and/or the channel state information corresponding to the downlink URLLC data, because the URLLC service is a higher delay requirement caused by the service emergency.
  • the HARQ-ACK feedback information herein includes ACK feedback information or NACK feedback information or DTX feedback information.
  • the uplink control information includes HARQ-ACK feedback information, and/or channel state information
  • at least the base station has transmitted downlink URLLC data to the UE.
  • the priority of the first channel can be set to be higher than the priority of the second channel, which is beneficial to achieve low latency and high reliability service requirements of the uplink URLLC data.
  • the priority of the uplink channel is determined by the uplink information with the highest priority among the uplink information carried by the uplink channel.
  • the priority of the channel information of the first type is higher than the priority of the uplink data
  • the priority of the uplink data is higher than the channel state feedback information of the second type; or
  • the priority of the HARQ-ACK feedback information and/or the channel state information corresponding to the downlink data is higher than the priority of the uplink data.
  • the first channel is a channel used by the UE to send the unscheduled uplink data.
  • the first channel is an uplink shared channel
  • the second channel is an uplink control channel
  • the priority of the first channel is equal to the priority of the second channel, where the uplink information carried on the first channel includes the HARQ-ACK feedback information corresponding to the downlink data received by the terminal device, and is carried in the second channel.
  • the uplink information on the uplink information includes the first type of channel state feedback information, and the first type of channel state feedback information is channel state information obtained by the terminal device according to the reference signal corresponding to the received first downlink data.
  • the UE does not need to demodulate and decode the first downlink data to obtain the first type channel state information.
  • the UE can quickly obtain the first type channel state information by using the reference signal corresponding to the data.
  • the base station can quickly adjust the scheduling parameters of the downlink data transmission after the data according to the first type of channel state information by acquiring the first type of channel state information sent by the UE, so as to achieve low latency and high reliability of downlink URLLC data transmission.
  • sexual needs Benefiting from the timely feedback of the first type of channel state information and the adjustments that may occur accordingly, the transmission quality is greatly improved, and the service quality of the downlink URLLC service can be improved.
  • the UE demodulates and decodes the received first downlink data or other downlink data and obtains the HARQ-ACK information, and also schedules the downlink data transmission scheduling parameters and the transmitted downlink data packets of the downlink data after the current time. Decision making also plays an important role.
  • the priority of the first channel can be set equal to the priority of the second channel, which is beneficial to achieve low latency and high reliability service requirements of the URLLC data.
  • the priority of the uplink channel is determined by the uplink information with the highest priority among the uplink information carried by the uplink channel.
  • the priority of the first type of channel state feedback information is equal to the priority of the HARQ-ACK feedback information corresponding to the downlink data.
  • the priority of the second channel is higher than the priority of the first channel, wherein the cutoff time of the uplink information carried on the first channel is later than the cutoff time of the uplink information carried on the second channel, or The number of remaining repeated transmissions of data corresponding to the uplink information on the first channel is greater than the number of repeated transmissions of data corresponding to the uplink information carried on the second channel.
  • first channel and the second channel may both be PUSCH, or one of the first channel and the second channel is a PUCCH, and the other is a PUSCH, or both channels are PUCCH.
  • Both downlink transmission and uplink transmission may require multiple transmissions to meet the high reliability requirements of 5G URLLC services.
  • the URLLC may require that the uplink and downlink user plane delays not exceed 0.5 ms. Therefore, if the number of repeated transmissions exceeds the upper limit of the uplink or downlink delay, it is meaningless for the URLLC service.
  • the service corresponding to the first of the two uplink channels is about to reach the remaining time of the deadline of the delay requirement, and the second channel is only the transmission in the middle of the multiple transmissions.
  • the first channel can be sent preferentially, that is, the corresponding uplink information is sent on the first channel to meet the service requirement of the service corresponding to the first channel.
  • the UE Before the deadline of the second channel arrives, the UE still has the opportunity to transmit the second channel. Therefore, the UE can determine the priority of the first channel and the second channel according to the remaining time of the deadline for reaching the delay (delay) requirement. Specifically, the less time remaining, the higher the priority.
  • the deadline of the uplink information carried on the first channel is not equal to the deadline of the uplink information carried on the second channel, the implementation manner of (7) above may be performed. If the cutoff time of the uplink information carried on the first channel is equal to the case of the cutoff time of the uplink information carried on the second channel, any one of the following possible implementations (8)-(12) may be performed.
  • the implementation manner of (7) above may be performed, if the number of retransmissions of the data corresponding to the uplink information carried on the first channel is not equal to the number of times of repeated transmission of the data corresponding to the uplink information carried on the second channel, and the following (8)-(12) may be performed arbitrarily.
  • the following (8)-(12) may be performed arbitrarily.
  • the priority is determined according to the remaining time of the deadline for reaching the delay requirement
  • the reference time referenced by the channel corresponds to the uplink information carried in the channel according to different channels.
  • the cutoff time corresponding to the uplink information on the channel is the cutoff time of the downlink data information block corresponding to the HARQ-ACK feedback information.
  • the downlink data information block may be a transport block (TB), a code block (CB), and a code block group (CBG), where the CB includes a set of information bits, and the set of information bits is used together.
  • the CBG includes at least one coding block, which may include multiple coding blocks;
  • the TB includes at least one CB, At least one CBG may be included, which is not limited in this application.
  • the cutoff time of the PDSCH information block is the time 1 ms after the start of the initial transmission of the PDSCH.
  • the remaining time of the channel according to the arrival delay requirement of the HARQ-ACK feedback information and/or the channel state information of the downlink data information block is the remaining time of the time position distance of the downlink data block corresponding to the channel
  • the deadline corresponding to the channel is the deadline for the HARQ-ACK feedback information.
  • the terminal The device needs to feed back the HARQ-ACK information before the deadline of the HARQ-ACK feedback information, and the HARQ-ACK information is meaningful for the service requirement of the downlink URLLC service. Therefore, if a channel carries the HARQ-ACK feedback information and/or Or channel state information, the deadline corresponding to the uplink information on the channel is the HARQ-ACK cutoff time.
  • FIG. 5(a) it is a schematic diagram of the cutoff time of uplink information carried on the PUCCH.
  • the delay requirement of the downlink data PDSCH information block is that the transmission error rate is less than 0.001% within 1 ms.
  • D1-D5 is 5 repeated transmissions of one PDSCH information block.
  • D1 is the first transmission of the downlink data.
  • the D1 is also 1 ms away from the cutoff time of the PDSCH information block, and the remaining time of the expiration time of the arrival delay requirement corresponding to the PUCCH at U1 is 1 ms.
  • D4 is the fourth transmission of the downlink data.
  • the D3 is also (4*0.125) ms from the cutoff time of the PDSCH information block, and the remaining time of the expiration time of the arrival delay requirement corresponding to the PUCCH at U1 is (8*0.125) ms.
  • U1, U2, U3, U4, and U5 herein are uplink control information fed back to downlink data transmitted on the PDSCH channel, that is, HARQ-ACK feedback information and/or channel state information.
  • the corresponding cutoff time is the cutoff time of the PUSCH information block determined by the UE to start transmitting the SR.
  • the uplink data PUSCH information block may be a transport block (TB), a code block (CB), and a code block group (CBG), where the CB includes a set of information bits, and the set of information bits together For primary channel coding, or the group of information bits is channel-coded by the transmitting device, corresponding to one channel-coded bit block; the CBG includes at least one coding block, which may include multiple coding blocks; and the TB includes at least one CB, At least one CBG may also be included, which is not limited in this application. Assuming that the delay requirement of the PUSCH information block is 1 ms, the cutoff time of the PUSCH information block is the time 1 ms after the start of the SR transmission by the UE.
  • FIG. 5(b) it is a schematic diagram of the cutoff time of uplink information carried on the PUSCH.
  • the delay requirement of the uplink data PUSCH information block is that the transmission error rate is less than 0.001% within 1 ms.
  • U0 is the time when the UE sends the SR. Then, the deadline for the delay request of the PUSCH is the time after 1 ms from the start of U0.
  • U1 corresponds to the time of the first transmission of the PUSCH information block.
  • the U1 is also (6*0.125) ms from the cutoff time of the PUSCH information block, and the remaining time of the expiration time of the arrival delay requirement corresponding to the PUSCH at U1 is (6*0.125) ms.
  • the second and subsequent upstream packets for URLLC is the cutoff time of the PUSCH information block determined by the UE to start transmitting the PUSCH information block for the first time.
  • FIG. 5(c) it is another schematic diagram of the cutoff time of the uplink information carried on the PUSCH.
  • the delay requirement of the uplink data PUSCH information block is that the transmission error rate is less than 0.001% within 1 ms.
  • U1 corresponds to the time of the first transmission of the PUSCH information block. The U1 is also 1 ms away from the cutoff time of the PUSCH information block, and the remaining time of the expiration time of the arrival delay requirement corresponding to the PUSCH at U1 is 1 ms.
  • U3 corresponds to the time of the third transmission of the PUSCH information block.
  • the U3 is also (4*0.125) ms from the cutoff time of the PUSCH information block, and the remaining time of the deadline for the arrival delay requirement corresponding to the PUSCH at U3 is (4*0.125) ms.
  • the PUSCH of the UL grant free whose corresponding cutoff time is the cutoff time of the PUSCH information block determined by the UE to start transmitting the PUSCH information block for the first time. Specifically as explained in 2.2.
  • the UE determines the priorities of the first channel and the second channel according to the remaining time of the deadline for reaching the delay requirement. Specific examples are as follows. It is assumed that the transmission delay requirements of the downlink data block and the uplink data block of the URLLC are all within 0.001% of the transmission error rate within 1 ms.
  • the UE determines the priority of the first channel and the second channel according to the remaining time of the information that the information carried in the channel reaches the delay requirement deadline.
  • the uplink channel bearer is used in the embodiment of the present application.
  • the cutoff time of the uplink information determines a schematic diagram of the priorities of the first channel and the second channel.
  • the first PDSCH and the second PDSCH are respectively two PDSCH information blocks. Each of the first PDSCH and the second PDSCH can achieve low latency and high reliability requirements of the URLLC downlink service by multiple transmissions.
  • the first PUCCH and the second PUCCH are used to feed back HARQ-ACK information of the first PDSCH and the second PDSCH, respectively.
  • the channel to be transmitted by the UE includes a first PUCCH and a PUSCH.
  • the cutoff time corresponding to the first PUCCH is the cutoff time of the first PDSCH.
  • the first PDSCH is also (5*0.125) ms away from its cut-off time.
  • the PUSCH has a cutoff time of (8*0.125) ms. Therefore, in Slot A, the priority of the first PUCCH is higher than that of the PUSCH.
  • the channel to be transmitted by the UE includes a first PUCCH and a PUSCH.
  • the cutoff time corresponding to the first PUCCH is the cutoff time of the first PDSCH.
  • the first PDSCH is also (3*0.125) ms away from its cut-off time.
  • the PUSCH has a cutoff time of (6*0.125) ms. Therefore, in Slot B, the priority of the first PUCCH is higher than that of the PUSCH.
  • the channel to be transmitted by the UE includes a second PUCCH and a PUSCH.
  • the cutoff time corresponding to the second PUCCH is the cutoff time cutoff time of the second PDSCH.
  • the first PDSCH is also (8*0.125) ms away from the cut-off time.
  • the PUSCH has a cutoff time of (5*0.125) ms. Therefore, in Slot C, the PUSCH has a higher priority than the first PUCCH.
  • the UE determines the priorities of the first channel and the second channel according to the remaining time of the deadline for reaching the delay requirement.
  • the priority of the second channel is higher than the priority of the first channel, where the deadline for carrying the uplink information on the first channel is later than the deadline for the uplink information carried on the second channel, which is beneficial to both the downlink URL LC and the Low latency and high reliability service requirements for upstream URLLC.
  • the priorities of the first channel and the second channel may be based on the number of retransmissions of the data corresponding to the uplink information carried on the first channel and the number of repeated transmissions of the data corresponding to the uplink information carried on the second channel. determine. If the number of remaining repeated transmissions of the data corresponding to the uplink information carried on the first channel is greater than the number of repeated transmissions of the data corresponding to the uplink information carried on the second channel, the priority of the second channel is higher than the priority of the first channel. . vice versa.
  • Both downlink transmission and uplink transmission may require multiple repetitions to meet the high reliability requirements of 5G URLLC services.
  • the URLLC may require that the uplink and downlink user plane delays not exceed 0.5 ms. If the service corresponding to the first of the two uplink channels is about to reach the maximum number of repeated transmissions, the second channel has many repeated transmission opportunities.
  • the first channel can be sent preferentially, that is, the corresponding uplink information is sent on the first channel to meet the service requirement of the service corresponding to the first channel. In this way, it is advantageous to simultaneously consider the low-latency and high-reliability service requirements of the downlink URLLC and the uplink URLLC.
  • the priority of the uplink channel is determined by the uplink information with the highest priority among the uplink information carried by the uplink channel. According to the method of the embodiment (7), in the same channel, the priority of the uplink information with the late cutoff time is lower than the priority of the uplink information with the earlier cutoff time.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes the HARQ-ACK feedback information and/or the channel state information corresponding to the downlink data received by the terminal device,
  • the uplink information carried on the second channel includes uplink data; and the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or is carried on the first channel.
  • the number of remaining repeated transmissions of the data corresponding to the uplink information is equal to the number of repeated transmissions of the data corresponding to the uplink information carried on the second channel.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes uplink data, and the uplink information carried on the second channel includes downlink data received by the terminal device.
  • Corresponding NACK feedback information; and, the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or the remaining data corresponding to the uplink information carried on the first channel
  • the number of repeated transmissions is equal to the number of repeated transmissions of data corresponding to the uplink information carried on the second channel.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes ACK feedback information corresponding to the downlink data received by the terminal device, and is carried on the second channel.
  • the uplink information includes uplink data; and the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or the remaining data corresponding to the uplink information carried on the first channel
  • the number of repeated transmissions is equal to the number of repeated transmissions of data corresponding to the uplink information carried on the second channel.
  • the priority of the first channel is The level information is higher than the priority of the second channel; if the uplink information carried on the first channel includes ACK feedback information corresponding to the downlink data received by the terminal device, the uplink information carried on the second channel includes uplink data.
  • the priority of the second channel is higher than the priority of the first channel; and the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or the bearer
  • the number of remaining repeated transmissions of data corresponding to the uplink information on the first channel is equal to the number of repeated transmissions of data corresponding to the uplink information carried on the second channel.
  • the uplink information carried on the first channel includes the first type of channel state feedback information corresponding to the downlink data received by the terminal device, and the uplink information carried on the second channel includes the uplink data
  • the first channel is prioritized.
  • the level is higher than the priority of the second channel
  • the first type of channel state feedback information is channel state information obtained by the terminal device according to the reference signal corresponding to the received first downlink data
  • the uplink information carried on the first channel includes The second type of channel state feedback information corresponding to the downlink data received by the terminal device, the uplink information carried on the second channel includes uplink data, and the priority of the second channel is higher than the priority of the first channel, and the second type of channel state
  • the feedback information is periodic channel state feedback information, or semi-persistent channel state feedback information, or channel state information sent by the terminal device according to the received channel state information feedback parameter.
  • the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or the remaining number of repeated transmissions of the data corresponding to the uplink information carried on the first channel is equal to the bearer.
  • any one of the above (8)-(12) if the deadline of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or is carried on the first channel
  • the number of retransmissions of the data corresponding to the uplink information is equal to the number of repeated transmissions of the data corresponding to the uplink information carried on the second channel, and the first channel and the second channel may be determined according to any one of (8)-(12) Priority.
  • the specific method descriptions of (8), (9), (10), (11), and (12) can be referred to (5), (1), (2), (3), and (4), respectively. Narration.
  • the priority of the first channel and the second channel may be determined according to (7); if the deadline of the uplink information carried on the first channel is equal to The cutoff time of the uplink information carried on the second channel, or the number of times of remaining retransmission of the data corresponding to the uplink information carried on the first channel is equal to the number of repeated transmissions of the data corresponding to the uplink information carried on the second channel, The priority of the first channel and the second channel may be determined according to any one of (8)-(12).
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes the first uplink data packet, and the uplink information carried on the second channel includes the second uplink data. Packet, the arrival time of the second uplink data packet is later than the arrival time of the first uplink data packet.
  • the UE determines the priority of the first channel and the second channel according to the arrival time of each of the first channel and the second channel and the corresponding service data. Specifically, the later the arrival time, the higher the priority.
  • the specific method is as follows:
  • the URLLC requires that the uplink user plane delay cannot exceed 0.5 ms.
  • the service of the URLLC generates a data packet of a non-periodic burst. Therefore, during the uplink data packet in which the UE sends the first URLLC, the UE may have a second URLLC uplink data packet transmission requirement.
  • the UE needs to simultaneously transmit two uplink data packets. In this case, if the initial power of the UE is limited, it is necessary to determine the transmission power of the two channels by priority. As shown in FIG. 6(a), the UE transmits the uplink data of the bearer on the first PUSCH and the second PUSCH in the first time period.
  • the first PUSCH and the second PUSCH are respectively two PUSCH information blocks.
  • Each of the first PUSCH and the second PUSCH can implement low latency and high reliability requirements of the URLLC uplink service by multiple transmissions.
  • the packet arrival times of the first PUSCH and the second PUSCH are different.
  • the channel to be transmitted by the UE includes a first PUSCH and a second PUSCH.
  • the first PUSCH has (3*0.125) ms from the arrival time of the packet, and the second PUSCH is 0 ms away from the packet arrival time. Therefore, in Slot A, the second PUCCH has a higher priority than the first PUSCH.
  • the channel to be transmitted by the UE includes a first PUSCH and a second PUSCH.
  • the first PUSCH has (6*0.125) ms from the arrival time of the packet
  • the second PUSCH is (3*0.125) ms from the arrival time of the packet. Therefore, in Slot B, the priority of the second PUCCH is higher than that of the first PUSCH.
  • the UE determines the priorities of the first channel and the second channel according to the arrival time of the service data corresponding to each of the first channel and the second channel. Meets the need for URLLC DL and UL for low latency and high reliability. It should be noted that, in the calculation of the "arrival duration" of a certain time slot, the time slot of the distance packet may be calculated by the time slot itself, or may not be counted, and is not limited.
  • the priority of the uplink channel is determined by the uplink information with the highest priority among the uplink information carried by the uplink channel. According to the method of the embodiment (13), the priority of the uplink information with the late arrival time is higher than the priority of the uplink information with the earlier arrival time.
  • the priority of the second channel is higher than the priority of the first channel, where the first channel is the first signaling scheduled channel, the second channel is the second signaling scheduled channel, and the terminal device receives the first signal.
  • the time is earlier than the time at which the terminal device receives the second signaling.
  • the first signaling and the second signaling include information for indicating a time position of the first time period.
  • the first channel and the second channel respectively have physical downlink control information, such as first physical downlink control information and second physical downlink control information. It is assumed that the time when the base station sends the first physical downlink control information is the first time, and the time when the base station sends the second physical downlink control information is the second time. If the first time is later than the second time, the priority of the first channel is greater than the second channel.
  • the first physical downlink control information is sent to indicate that the UE sends the first channel at the same time as the second channel, and the base station considers that the first channel and the second channel occur simultaneously, In this case, the priority of the second channel is higher than the priority of the first channel, which may reflect the scheduling policy of the base station to the uplink data of the UE.
  • FIG. 6(b) a schematic diagram of determining the priority of the first channel and the second channel according to the receiving signaling time of the terminal device.
  • the priority of the uplink information of the corresponding scheduling signaling is higher than the priority of the uplink information of the earlier scheduling signaling.
  • the priority of the second channel is higher than the priority of the first channel, wherein the first channel is a signaling-free scheduled channel, and the second channel is a signaling scheduled channel.
  • the priority of the second channel is higher than the priority of the first channel.
  • the UE After the base station sends the first physical downlink control information, the UE needs to send the second data of the UL grant free on the same time as the first channel according to the arrival of the uplink data, indicating that the second data is very urgent. Therefore, in this case, the priority of the second channel is higher than the priority of the first channel, which may reflect the principle of low latency requirement of the UE for uplink URLLC data transmission.
  • the manner of determining the priority of the first channel and the second channel includes, but is not limited to, the foregoing solutions, and other manners of determining the priority of the first channel and the second channel are also protected by the embodiment of the present application. In the range. With the method of the embodiment (15), the priority of the uplink information of the signaling scheduling is higher than the priority of the uplink information of the signaling-free scheduling.
  • the UE determines the priorities of the first channel and the second channel according to the scheduling type of the first channel and the second channel.
  • the scheduling type includes a signaling scheduling type and a signaling-free scheduling type.
  • the physical downlink control information includes at least one of a trigger indication indicating that the UE sends uplink data, a time and or frequency resource used by the UE to send uplink data, and a resource of a reference signal used when the UE sends the uplink data.
  • the physical downlink control information further includes time information that the UE sends the uplink data. For example, the base station sends the physical downlink control information at a first time, where the physical downlink control information includes time offset information, and after receiving the physical downlink control information, the UE may determine the indication according to the first time and the offset information. The sending time of the uplink data.
  • the terminal device sends at least one of the first channel and the second channel according to the transmit power of the first channel and the second channel.
  • the terminal device after determining, by the terminal device, the transmit power of the first channel and the second channel according to the priorities of the first channel and the second channel, the terminal device sends the first channel according to the transmit power of the first channel and the second channel. And at least one channel in the second channel. It should be noted that transmitting the at least one channel of the first channel and the second channel is equivalent to transmitting uplink information of the corresponding bearer on at least one of the first channel and the second channel.
  • the terminal device sends at least one of the first channel and the second channel according to the transmit power of the first channel and the second channel. If the transmission powers of the first channel and the second channel are both greater than 0, the terminal device transmits the first channel and the second channel. If the transmission power of only one of the first channel and the second channel is greater than 0, the terminal device transmits the channel whose transmission power is greater than zero.
  • the terminal device determines the transmit power of the first channel and the second channel according to the priorities of the first channel and the second channel, and sends the first channel and the second channel according to the transmit power of the first channel and the second channel. At least one channel. Transmitting, by the terminal device, at least one of the first channel and the second channel according to the transmit power of the first channel and the second channel, where the terminal device may overlap in time when the resources of the first channel and the second channel overlap in time Transmitting at least one of the first channel and the second channel, and how to transmit the first channel and the second channel in a time when the first channel and the second channel do not overlap in time resources are not the protection scope of the present invention. For example, the second case in the figure below.
  • the terminal device transmits at least one of the first channel and the second channel according to the transmit power of the first channel and the second channel in the first time period.
  • the terminal device sends at least one of the first channel and the second channel according to the transmit power of the first channel and the second channel, which may be that the terminal device sends the first channel and the second channel in the first time period.
  • the first time period may include a time when the resources of the first channel and the second channel do not overlap in time.
  • the base station receives at least one of the first channel and the second channel that are sent by the terminal device according to the transmit power of the first channel and the second channel.
  • the terminal device transmits at least one of the first channel and the second channel according to the transmit power of the first channel and the second channel, where the first channel and the second channel are in the first time period.
  • the channel of the at least two channels carrying the uplink information, the sum of the initial powers of the at least two channels being greater than the power threshold of the terminal device.
  • the access network device determines the transmit power of the first channel and the second channel according to the priorities of the first channel and the second channel. It should be understood that the priority regarding the first channel and the second channel may refer to any of (1)-(15) described in step 401, and details are not described herein again.
  • the terminal device determines the transmit power of the first channel and the second channel according to the priorities of the first channel and the second channel, where the first channel and the second channel carry the uplink information in the first time period.
  • Channels of at least two channels the sum of initial powers of at least two channels being greater than a power threshold of the terminal device; the terminal device transmitting at least one of the first channel and the second channel according to transmit power of the first channel and the second channel channel.
  • the terminal device determines the problem of determining the transmission power of each channel according to the priority of each channel, so as to meet the delay and reliability requirements of the URLLC in the 5G scenario.
  • the priority of the first channel and the second channel are described in detail in the above embodiments.
  • the embodiments of the present application are more flexible, so that the transmission of uplink information meets the requirements of service delay and reliability requirements.
  • a schematic diagram of an embodiment of a method for sending uplink information in an embodiment of the present application is directed to a scenario in which a terminal device cannot simultaneously send a first channel and a second channel in a first time period, including:
  • the terminal device determines a channel with a higher priority among the first channel and the second channel.
  • the scenario in which the terminal device cannot simultaneously transmit the first channel and the second channel in the first time period is required, and the priority of the first channel and the second channel needs to be determined according to the priority of the first channel and the second channel.
  • the first channel and the second channel are channels in at least two channels that carry uplink information in a first time period.
  • the UE determines that the uplink information of the bearer cannot be sent on the first channel and the second channel at the same time.
  • the specific situation may be that the UE receives the configuration information sent by the base station, where the configuration information indicates that the UE cannot simultaneously be in the first channel and
  • the uplink information of the bearer transmitted on the second channel may also be that the configuration of the UE itself does not support the uplink information of the bearer simultaneously transmitted on the first channel and the second channel.
  • the UE sends the uplink information of the bearer to the base station on the first channel, if the priority of the second channel is higher than the priority of the first channel. Then, the UE sends the carried uplink information to the base station on the second channel. It should be understood that, in practical applications, before transmitting the carried uplink information on the channel with higher priority, it may be necessary to determine whether the sum of the initial power of the channel and the initial power of other simultaneously transmitted channels is greater than the power threshold of the UE.
  • the transmission power of the channel may be reduced, so that the transmit power of the simultaneously transmitted channel is less than or equal to the power threshold of the UE, and then the uplink information of the bearer is sent according to the transmit power; if less than or equal to, the downlink power does not need to be reduced.
  • the uplink information of the bearer is transmitted on the channel.
  • the priority status of the first channel and the second channel may be any one of the following:
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes uplink data, and the uplink information carried on the second channel includes downlink data received by the terminal device. Corresponding NACK feedback information.
  • the priority of the first channel is higher than the priority of the second channel, where the uplink information carried on the first channel includes uplink data, and the uplink information carried on the second channel includes downlink data received by the terminal device. Corresponding ACK feedback information.
  • the priority of the first channel is higher than the first The priority of the second channel; if the uplink information carried on the first channel includes the ACK feedback information corresponding to the downlink data received by the terminal device, and the uplink information carried on the second channel includes the uplink data, the priority of the second channel Higher than the priority of the first channel.
  • the first channel is prioritized.
  • the level is higher than the priority of the second channel
  • the first type of channel state feedback information is channel state information obtained by the terminal device according to the reference signal corresponding to the received first downlink data.
  • the priority of the second channel is higher than The priority of the first channel
  • the second type channel state feedback information is periodic channel state feedback information, or semi-persistent channel state feedback information, or channel state information sent by the terminal device according to the received channel state information feedback parameter.
  • the priority of the first channel is higher than the priority of the second channel, and the uplink information carried on the first channel includes uplink data, and the uplink information carried on the second channel includes the downlink data corresponding to the terminal device.
  • the first channel is a non-scheduled channel; and/or the transmitting the first channel and the second channel with a higher priority channel in the first time period includes: transmitting the first channel in the first time period, at the first
  • the uplink information sent on the channel does not include HARQ-ACK feedback information and/or channel state information corresponding to downlink data received by the terminal device.
  • the PUSCH is an unscheduled channel and is used to carry uplink data; if the PUCCH carries HARQ-ACK information and/or channel state information corresponding to downlink data received by the UE; The priority is higher than the priority of the PUCCH.
  • the PUSCH is an unscheduled channel and is used to carry uplink data, and is not used to carry uplink control information, where the uplink control information includes HARQ-ACK information and/or channel state information corresponding to downlink data received by the UE; if in the PUCCH Carrying HARQ-ACK information and/or channel state information corresponding to downlink data received by the UE; then the priority of the PUSCH is higher than the priority of the PUCCH.
  • the uplink control information includes the HARQ-ACK information and/or the channel state information corresponding to the downlink data received by the UE; if the PUCCH carries the downlink received by the UE The HARQ-ACK information and/or channel state information corresponding to the data; then the priority of the PUSCH is higher than the priority of the PUCCH.
  • the priority of the first channel is equal to the priority of the second channel, where the uplink information carried on the first channel includes the HARQ-ACK feedback information corresponding to the downlink data received by the terminal device, and is carried in the second channel.
  • the uplink information on the uplink information includes the first type of channel state feedback information, and the first type of channel state feedback information is channel state information obtained by the terminal device according to the reference signal corresponding to the received first downlink data.
  • the priority of the second channel is higher than the priority of the first channel, wherein the cutoff time of the uplink information carried on the first channel is later than the cutoff time of the uplink information carried on the second channel, or The number of remaining repeated transmissions of data corresponding to the uplink information on the first channel is greater than the number of repeated transmissions of data corresponding to the uplink information carried on the second channel.
  • the cut-off time of the uplink information carried on the first channel is later than the cut-off time of the uplink information carried on the second channel.
  • the uplink information carried in the first channel and the uplink information carried in the second channel are not specifically limited.
  • the cutoff time of the uplink information carried on the first channel is later than the cutoff time of the uplink information carried on the second channel, and the priority of the second channel is higher than the priority of the first channel, as follows:
  • the priority of the second channel is higher than the priority of the first channel. level.
  • the number of remaining repeated transmissions of the data corresponding to the uplink information carried on the first channel is greater than the number of repeated transmissions of the data corresponding to the uplink information carried on the second channel, and the priority of the second channel is higher than the priority of the first channel Level, as specified below:
  • the priority of the PUSCH is higher than the priority of the PUCCH.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes the HARQ-ACK feedback information and/or the channel state information corresponding to the downlink data received by the terminal device,
  • the uplink information carried on the second channel includes uplink data; and the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or is carried on the first channel.
  • the number of remaining repeated transmissions of the data corresponding to the uplink information is equal to the number of repeated transmissions of the data corresponding to the uplink information carried on the second channel.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes uplink data, and the uplink information carried on the second channel includes downlink data received by the terminal device.
  • Corresponding NACK feedback information; and, the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or the remaining data corresponding to the uplink information carried on the first channel
  • the number of repeated transmissions is equal to the number of repeated transmissions of data corresponding to the uplink information carried on the second channel.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes ACK feedback information corresponding to the downlink data received by the terminal device, and is carried on the second channel.
  • the uplink information includes uplink data; and the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or the remaining data corresponding to the uplink information carried on the first channel
  • the number of repeated transmissions is equal to the number of repeated transmissions of data corresponding to the uplink information carried on the second channel.
  • the priority of the first channel is The level information is higher than the priority of the second channel; if the uplink information carried on the first channel includes ACK feedback information corresponding to the downlink data received by the terminal device, the uplink information carried on the second channel includes uplink data.
  • the priority of the second channel is higher than the priority of the first channel; and the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or the bearer
  • the number of remaining repeated transmissions of data corresponding to the uplink information on the first channel is equal to the number of repeated transmissions of data corresponding to the uplink information carried on the second channel.
  • the uplink information carried on the first channel includes the first type of channel state feedback information corresponding to the downlink data received by the terminal device, and the uplink information carried on the second channel includes the uplink data
  • the first channel is prioritized.
  • the level is higher than the priority of the second channel
  • the first type of channel state feedback information is channel state information obtained by the terminal device according to the reference signal corresponding to the received first downlink data
  • the uplink information carried on the first channel includes The second type of channel state feedback information corresponding to the downlink data received by the terminal device, the uplink information carried on the second channel includes uplink data, and the priority of the second channel is higher than the priority of the first channel, and the second type of channel state
  • the feedback information is periodic channel state feedback information, or semi-persistent channel state feedback information, or channel state information sent by the terminal device according to the received channel state information feedback parameter.
  • the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or the remaining number of repeated transmissions of the data corresponding to the uplink information carried on the first channel is equal to the bearer.
  • the cutoff time of the uplink information carried on the first channel is equal to the bearer on the second channel.
  • the priority of the first channel and the second channel may be determined according to (7); if the deadline of the uplink information carried on the first channel is equal to The cutoff time of the uplink information carried on the second channel, or the number of times of remaining retransmission of the data corresponding to the uplink information carried on the first channel is equal to the number of repeated transmissions of the data corresponding to the uplink information carried on the second channel, The priority of the first channel and the second channel may be determined according to any one of (8)-(12).
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes the first uplink data packet, and the uplink information carried on the second channel includes the second uplink data packet.
  • the arrival time of the second uplink data packet is later than the arrival time of the first uplink data packet.
  • the priority of the second channel is higher than the priority of the first channel, where the first channel is the first signaling scheduled channel, the second channel is the second signaling scheduled channel, and the UE receives the first signaling
  • the time is earlier than the time when the UE receives the second signaling.
  • the first signaling and the second signaling include information for indicating a time position of the first time period.
  • the priority of the second channel is higher than the priority of the first channel, wherein the first channel is a signaling-free scheduled channel, and the second channel is a signaling scheduled channel.
  • the solution described in the above (1)-(12) is that one of the first channel and the second channel is a channel for transmitting uplink data, such as PUSCH, and the other is used for transmitting uplink.
  • a channel for controlling information such as PUCCH, how the UE determines the priority of the first channel and the second channel
  • the scheme described in the above (13)-(15) is that both the first channel and the second channel are used
  • the channel for transmitting uplink data, such as PUSCH how the UE determines the priority of the first channel and the second channel.
  • the manners of determining the priorities of the first channel and the second channel include, but are not limited to, the foregoing solutions, and other manners of determining the priority of the first channel and the second channel are also in the embodiment of the present application. Within the scope of protection.
  • the terminal device sends a channel with a higher priority.
  • the terminal device after the terminal device determines the channel with the higher priority in the first channel and the second channel, the terminal device sends the channel with the higher priority. It should be noted that transmitting the at least one channel of the first channel and the second channel is equivalent to transmitting the uplink information of the corresponding bearer on at least one of the first channel and the second channel.
  • the terminal device may send a channel with a higher priority in a time when the resources of the first channel and the second channel overlap in time, and the first How the channel and the second channel transmit the first channel and the second channel in a time when the resources in time do not overlap is not the scope of protection of the present application.
  • the terminal device transmits at least one of the first channel and the second channel according to the transmit power of the first channel and the second channel in the first time period. There is no limitation on how the terminal device transmits the first channel at the time when the first channel is not the first time period.
  • the terminal device determines that the channel with the higher priority in the first channel and the second channel is the second channel, the terminal device sends the second channel in the time that the resources of the first channel and the second channel overlap in time. . In addition to the time when the resources of the second channel overlap in time, the terminal device may send the uplink information carried by the first channel at other times of the resources of the first channel. Or, in addition to the time that the resources of the first channel overlap in time, the terminal device may send the uplink information carried by the second channel at other times of the resources of the second channel.
  • a schematic diagram of transmitting a channel with a higher priority among the first channel and the second channel for example, the resource of the first channel is a resource in T1 in time, and the resource of the second channel is For the resources in T2, the time when the resources of the first channel and the second channel overlap in time is T2.
  • the UE determines that the priority of the second channel is higher than the first channel, and the UE sends the uplink information carried by the second channel at the T2 time, and sends the uplink information carried by the first channel on the part of the resources of the first channel.
  • the access network device generally configures, for the UE, the first channel resource for transmitting the uplink information. However, the access network device does not know when the UE will occupy the first channel resource to send uplink information. therefore. Generally, when the UE uses the first channel resource to transmit the UL grant free data, the UE first sends a reference signal, so that the access network device detects that the UE occupies the first channel resource transmission data. Alternatively, the reference signal transmitted by the UE in the first channel resource may also be used for channel estimation of uplink demodulation of UL grant free, uplink transmission timing adjustment and the like. However, as shown in this embodiment, if the first channel has a lower priority than the second channel during the first time period.
  • the UE can only occupy resources of the first channel except for the first time period. In this way, the UE can only transmit the second channel according to the priorities of the first channel and the second channel in the first time period. On the first channel except for the first time period.
  • the UE still needs to send the reference signal first to satisfy the uplink information that the access network device learns that the UE sends the UL grant free through the reference signal detection, and performs other functions of the reference signal. Therefore, the priority of the first channel and the second channel in the first time period will affect the content of the uplink information transmitted in the first channel.
  • FIG. 6(d) it is a schematic diagram of a transmission format of a first channel in the embodiment of the present application; and A is a transmission format of the first channel.
  • the previous resource is used by the UE to send a reference, and the latter resource is used by the UE to send uplink data.
  • FIG. 6(e) a schematic diagram of a higher priority in the first channel and the second channel is sent in the first time period in the embodiment of the present application. If the resources of the first channel and the resources of the second channel overlap in time, the priority of the second channel is higher than that of the first channel, and the UE cannot simultaneously transmit the first channel and the second channel.
  • the UE then transmits the second channel in a time when the resources of the first channel and the second channel overlap in time.
  • the reference signal and the uplink data are transmitted on the remaining resources of the first channel.
  • the first channel is a channel that is free of scheduled uplink data.
  • the first time period is a time when the resources of the first channel and the second channel overlap in time.
  • the UE transmits the second channel in the first time period without transmitting the first channel.
  • the UE sends the uplink information carried by the first channel to the resources of the first channel except the first time period.
  • the sending, by the UE, the uplink information carried by the first channel in the first channel except the first time period the UE first sends the reference signal in the first channel except the first time period.
  • the access network device receives a channel with a higher priority among the first channel and the second channel sent by the terminal device.
  • the first channel and the second channel of the first channel and the second channel that are sent by the terminal device are the channels in the at least two channels that carry the uplink information in the first time period.
  • the terminal device cannot simultaneously transmit the first channel and the second channel in the first time period.
  • the priority of the first channel and the second channel may refer to any of (1)-(15) described in step 701, and details are not described herein again.
  • the terminal device determines a channel with a higher priority among the first channel and the second channel, where the first channel and the second channel are channels in at least two channels that carry uplink information in the first time period, The UE cannot simultaneously transmit the first channel and the second channel in the first time period.
  • the terminal device transmits a channel with a higher priority.
  • the access network device receives the higher priority channel in the first channel and the second channel sent by the terminal device.
  • the channel with the higher priority is selected to transmit the uplink information of the bearer, so as to meet the delay and reliability requirements of the URLLC.
  • the priority of the first channel and the second channel are described in detail in the above embodiments.
  • the embodiment of the present application effectively solves the delay and reliability of the uplink information according to different priorities.
  • FIG. 8 is a schematic diagram of an embodiment of the terminal device in the embodiment of the present application.
  • the processing unit 801 is configured to determine, according to priorities of the first channel and the second channel, transmit powers of the first channel and the second channel, where the first channel and the second channel are at least two of carrying uplink information in the first time period.
  • the channel in the channel, the sum of the initial powers of the at least two channels is greater than the power threshold of the terminal device;
  • the transceiver unit 802 is configured to send at least one of the first channel and the second channel according to the transmit power of the first channel and the second channel.
  • FIG. 9 is a schematic diagram of another embodiment of a terminal device according to an embodiment of the present application, including:
  • the processing unit 901 is configured to determine a channel with a higher priority among the first channel and the second channel, where the first channel and the second channel are channels in at least two channels that carry uplink information in the first time period, where the terminal device is The first channel and the second channel cannot be simultaneously transmitted in the first time period;
  • the transceiver unit 902 is configured to send a channel with a higher priority.
  • FIG. 10 is a schematic diagram of another embodiment of an access network device according to an embodiment of the present application, including:
  • the transceiver unit 1001 is configured to receive, by the terminal device, at least one of the first channel and the second channel that are sent according to the transmit power of the first channel and the second channel, where the first channel and the second channel are in the first time period
  • FIG. 11 a schematic diagram of another embodiment of an access network device in the embodiment of the present application, where the access network device includes:
  • the processing unit 1002 is configured to determine transmit powers of the first channel and the second channel according to priorities of the first channel and the second channel.
  • FIG. 12 is a schematic diagram of another embodiment of an access network device according to an embodiment of the present application, including:
  • the transceiver unit 1201 is configured to receive a channel with a higher priority among the first channel and the second channel that are sent by the terminal device, where the first channel and the second channel are channels in at least two channels that carry uplink information in the first time period.
  • the terminal device cannot simultaneously transmit the first channel and the second channel in the first time period.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes uplink data, and is carried in The uplink information on the second channel includes NACK feedback information corresponding to the downlink data received by the terminal device.
  • the priority of the first channel is higher than the priority of the second channel, where the uplink information carried on the first channel includes uplink data, and is carried in The uplink information on the second channel includes ACK feedback information corresponding to downlink data received by the terminal device.
  • the uplink information carried on the first channel includes the NACK feedback information corresponding to the downlink data received by the terminal device, and the uplink carried on the second channel. If the information includes the uplink data, the priority of the first channel is higher than the priority of the second channel; if the uplink information carried on the first channel includes the ACK feedback information corresponding to the downlink data received by the terminal device, the second channel is carried.
  • the uplink information on the uplink includes uplink data, and the priority of the second channel is higher than the priority of the first channel.
  • the priority of the first channel is higher than the priority of the second channel, where the uplink information carried on the first channel includes uplink data, and is carried in the first
  • the uplink information on the two channels includes HARQ-ACK feedback information and/or channel state information corresponding to downlink data received by the terminal device.
  • the priority of the first channel is higher than the priority of the second channel
  • the uplink information carried on the first channel includes uplink data, and is carried on the second channel.
  • the uplink information includes HARQ-ACK feedback information and/or channel state information corresponding to downlink data received by the terminal device;
  • the first channel is a non-scheduled channel; and/or the transmitting the first channel and the second channel with a higher priority channel in the first time period includes: transmitting the first channel in the first time period, at the first
  • the uplink information sent on the channel does not include HARQ-ACK feedback information and/or channel state information corresponding to downlink data received by the terminal device.
  • the priority of the second channel is higher than the priority of the first channel, where the deadline of the uplink information carried on the first channel is later than the bearer.
  • the cutoff time of the uplink information on the second channel, or the number of remaining repeated transmissions of the data corresponding to the uplink information carried on the first channel is greater than the number of repeated transmissions of the data corresponding to the uplink information carried on the second channel.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes the downlink received by the terminal device.
  • the HARQ-ACK feedback information and/or the channel state information corresponding to the data, the uplink information carried on the second channel includes the uplink data; and the cutoff time of the uplink information carried on the first channel is equal to the bearer carried on the second channel.
  • the deadline for the uplink information, or the number of times of retransmission of the data corresponding to the uplink information carried on the first channel is equal to the number of repeated transmissions of the data corresponding to the uplink information carried on the second channel.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes uplink data, and is carried in The uplink information on the second channel includes NACK feedback information corresponding to the downlink data received by the terminal device; and the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or The number of remaining repeated transmissions of the data corresponding to the uplink information carried on the first channel is equal to the number of repeated transmissions of the data corresponding to the uplink information carried on the second channel.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes the information received by the terminal device.
  • the ACK feedback information corresponding to the downlink data, the uplink information carried on the second channel includes uplink data; and the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or
  • the number of remaining repeated transmissions of the data corresponding to the uplink information carried on the first channel is equal to the number of repeated transmissions of the data corresponding to the uplink information carried on the second channel.
  • the priority of the first channel is higher than that of the second channel. Priority: if the uplink information carried on the first channel includes ACK feedback information corresponding to downlink data received by the terminal device, and the uplink information carried on the second channel includes uplink data, the priority of the second channel is higher than Priority of a channel;
  • the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or the remaining number of repeated transmissions of the data corresponding to the uplink information carried on the first channel is equal to the bearer.
  • the priority of the first channel is higher than The priority of the second channel
  • the first type of channel state feedback information is channel state information obtained by the terminal device according to the reference signal corresponding to the received first downlink data
  • the priority of the second channel is higher than The priority of the first channel
  • the second type channel state feedback information is periodic channel state feedback information, or semi-persistent channel state feedback information, or channel state information sent by the terminal device according to the received channel state information feedback parameter.
  • the cutoff time of the uplink information carried on the first channel is equal to the cutoff time of the uplink information carried on the second channel, or the remaining number of repeated transmissions of the data corresponding to the uplink information carried on the first channel is equal to the bearer.
  • the priority of the second channel is higher than the priority of the first channel, where the uplink information carried on the first channel includes the first uplink data packet.
  • the uplink information carried on the second channel includes a second uplink data packet, and the arrival time of the second uplink data packet is later than the arrival time of the first uplink data packet.
  • the priority of the second channel is higher than the priority of the first channel, where the first channel is the first signaling scheduled channel, and the second channel is It is a channel for the second signaling scheduling, and the terminal device receives the first signaling time earlier than the terminal device receives the second signaling.
  • the first signaling and the second signaling include information for indicating a time position of the first time period.
  • the priority of the second channel is higher than the priority of the first channel, where the first channel is a signaling-free channel, and the second channel is Signaling scheduled channel.
  • the sum of the transmit powers of the first channel, the second channel, and the other channels of the at least two channels is less than or equal to a power threshold.
  • the priority of the first channel is higher than The priority of the second channel
  • the first type of channel state feedback information is channel state information obtained by the terminal device according to the reference signal corresponding to the received first downlink data
  • the priority of the second channel is higher than The priority of the first channel
  • the second type channel state feedback information is periodic channel state feedback information, or semi-persistent channel state feedback information, or channel state information sent by the terminal device according to the received channel state information feedback parameter.
  • the priority of the first channel is equal to the priority of the second channel, where the uplink information carried on the first channel includes the HARQ-ACK feedback information corresponding to the downlink data received by the terminal device, and the uplink carried in the second channel
  • the information includes the first type of channel state feedback information.
  • the first type of channel state feedback information is channel state information obtained by the terminal device according to the reference signal corresponding to the received first downlink data.
  • FIG. 13 is a schematic diagram of another embodiment of a terminal device according to an embodiment of the present application, including:
  • the terminal device may be any terminal device including a mobile phone, a tablet computer, a PDA (Personal Digital Assistant), a POS (Point of Sales), an in-vehicle computer, and the terminal device is used as a mobile phone as an example:
  • FIG. 13 is a block diagram showing a partial structure of a mobile phone related to a terminal device provided by an embodiment of the present invention.
  • the mobile phone includes: a radio frequency (RF) circuit 1310 , a memory 1320 , an input unit 1330 , a display unit 1340 , a sensor 1350 , an audio circuit 1360 , a wireless fidelity (WiFi) module 1370 , and a processor 1380 .
  • RF radio frequency
  • the RF circuit 1310 can be used for receiving and transmitting signals during and after the transmission or reception of information, in particular, after receiving the downlink information of the base station, and processing it to the processor 1380; in addition, transmitting the designed uplink data to the base station.
  • RF circuit 1310 includes, but is not limited to, an antenna, at least one amplifier, a transceiver, a coupler, a Low Noise Amplifier (LNA), a duplexer, and the like.
  • LNA Low Noise Amplifier
  • RF circuitry 1310 can also communicate with the network and other devices via wireless communication.
  • the above wireless communication may use any communication standard or protocol, including but not limited to Global System of Mobile communication (GSM), General Packet Radio Service (GPRS), Code Division Multiple Access (Code Division). Multiple Access (CDMA), Wideband Code Division Multiple Access (WCDMA), Long Term Evolution (LTE), E-mail, Short Messaging Service (SMS), and the like.
  • GSM Global System of Mobile communication
  • GPRS General Pack
  • the memory 1320 can be used to store software programs and modules, and the processor 1380 executes various functional applications and data processing of the mobile phone by running software programs and modules stored in the memory 1320.
  • the memory 1320 may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, an application required for at least one function (such as a sound playing function, an image playing function, etc.), and the like; the storage data area may be stored according to Data created by the use of the mobile phone (such as audio data, phone book, etc.).
  • memory 1320 can include high speed random access memory, and can also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid state storage device.
  • the input unit 1330 can be configured to receive input numeric or character information and to generate key signal inputs related to user settings and function controls of the handset.
  • the input unit 1330 may include a touch panel 1331 and other input devices 1332.
  • the touch panel 1331 also referred to as a touch screen, can collect touch operations on or near the user (such as a user using a finger, a stylus, or the like on the touch panel 1331 or near the touch panel 1331. Operation), and drive the corresponding connecting device according to a preset program.
  • the touch panel 1331 may include two parts: a touch detection device and a touch controller.
  • the touch detection device detects the touch orientation of the user, and detects a signal brought by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, converts the touch information into contact coordinates, and sends the touch information.
  • the processor 1380 is provided and can receive commands from the processor 1380 and execute them.
  • the touch panel 1331 can be implemented in various types such as resistive, capacitive, infrared, and surface acoustic waves.
  • the input unit 1330 may further include other input devices 1332.
  • other input devices 1332 may include, but are not limited to, one or more of a physical keyboard, function keys (such as volume control buttons, switch buttons, etc.), trackballs, mice, joysticks, and the like.
  • the display unit 1340 can be used to display information input by the user or information provided to the user as well as various menus of the mobile phone.
  • the display unit 1340 can include a display panel 1341.
  • the display panel 1341 can be configured in the form of a liquid crystal display (LCD), an organic light-emitting diode (OLED), or the like.
  • the touch panel 1331 may cover the display panel 1341. After the touch panel 1331 detects a touch operation thereon or nearby, the touch panel 1331 transmits to the processor 1380 to determine the type of the touch event, and then the processor 1380 according to the touch event. The type provides a corresponding visual output on the display panel 1341.
  • the touch panel 1331 and the display panel 1341 are used as two independent components to implement the input and input functions of the mobile phone, in some embodiments, the touch panel 1331 and the display panel 1341 may be integrated. Realize the input and output functions of the phone.
  • the handset can also include at least one type of sensor 1350, such as a light sensor, motion sensor, and other sensors.
  • the light sensor may include an ambient light sensor and a proximity sensor, wherein the ambient light sensor may adjust the brightness of the display panel 1341 according to the brightness of the ambient light, and the proximity sensor may close the display panel 1341 and/or when the mobile phone moves to the ear. Or backlight.
  • the accelerometer sensor can detect the magnitude of acceleration in all directions (usually three axes). When it is stationary, it can detect the magnitude and direction of gravity.
  • the mobile phone can be used to identify the gesture of the mobile phone (such as horizontal and vertical screen switching, related Game, magnetometer attitude calibration), vibration recognition related functions (such as pedometer, tapping), etc.; as for the mobile phone can also be configured with gyroscopes, barometers, hygrometers, thermometers, infrared sensors and other sensors, no longer Narration.
  • the gesture of the mobile phone such as horizontal and vertical screen switching, related Game, magnetometer attitude calibration
  • vibration recognition related functions such as pedometer, tapping
  • the mobile phone can also be configured with gyroscopes, barometers, hygrometers, thermometers, infrared sensors and other sensors, no longer Narration.
  • An audio circuit 1360, a speaker 1361, and a microphone 1362 can provide an audio interface between the user and the handset.
  • the audio circuit 1360 can transmit the converted electrical data of the received audio data to the speaker 1361, and convert it into a sound signal output by the speaker 1361; on the other hand, the microphone 1362 converts the collected sound signal into an electrical signal, by the audio circuit 1360. After receiving, it is converted into audio data, and then processed by the audio data output processor 1380, sent to, for example, another mobile phone via the RF circuit 1310, or outputted to the memory 1320 for further processing.
  • WiFi is a short-range wireless transmission technology.
  • the mobile phone can help users to send and receive emails, browse web pages and access streaming media through the WiFi module 1370. It provides users with wireless broadband Internet access.
  • FIG. 13 shows the WiFi module 1370, it can be understood that it does not belong to the essential configuration of the mobile phone, and may be omitted as needed within the scope of not changing the essence of the invention.
  • the processor 1380 is a control center for the handset that connects various portions of the entire handset using various interfaces and lines, by executing or executing software programs and/or modules stored in the memory 1320, and invoking data stored in the memory 1320, The phone's various functions and processing data, so that the overall monitoring of the phone.
  • the processor 1380 may include one or more processing units; preferably, the processor 1380 may integrate an application processor and a modem processor, where the application processor mainly processes an operating system, a user interface, an application, and the like.
  • the modem processor primarily handles wireless communications. It will be appreciated that the above described modem processor may also not be integrated into the processor 1380.
  • the handset also includes a power source 1390 (such as a battery) that supplies power to the various components.
  • a power source 1390 such as a battery
  • the power source can be logically coupled to the processor 1380 through a power management system to manage functions such as charging, discharging, and power management through the power management system.
  • the mobile phone may further include a camera, a Bluetooth module, and the like, and details are not described herein again.
  • the steps performed by the terminal device in the foregoing embodiment may be based on the terminal device structure shown in FIG. 13, and details are not described herein again.
  • FIG. 14 is a schematic diagram of an embodiment of an access network device in an embodiment of the present application.
  • the access network device may vary greatly depending on configuration or performance, and may include one or more central processing units (CPUs) 1422 (eg, one or more processors) and memory 1432, one Or more than one storage medium 1430 storing data 1442 or data 1444 (eg, one or one storage device in Shanghai).
  • CPUs central processing units
  • the memory 1432 and the storage medium 1430 may be short-term storage or persistent storage.
  • the program stored on storage medium 1430 may include one or more modules (not shown), each of which may include a series of instruction operations in the access network device.
  • central processor 1422 can be configured to communicate with storage medium 1430 to perform a series of instruction operations in storage medium 1430 on the access network device.
  • the access network device may also include one or more power sources 1426, one or more wired or wireless network interfaces 1450, one or more input and output interfaces 1458, and/or one or more operating systems 1441, such as Windows ServerTM, Mac OS XTM, UnixTM, LinuxTM, FreeBSDTM and more.
  • operating systems 1441 such as Windows ServerTM, Mac OS XTM, UnixTM, LinuxTM, FreeBSDTM and more.
  • the steps performed by the access network device in the above embodiments may be based on the access network device structure shown in FIG.
  • FIG. 15 is a schematic diagram of an embodiment of a wireless communication apparatus according to an embodiment of the present application.
  • Can include:
  • the memory 1501, the transceiver 1502, the processor 1503, the memory 1501, the transceiver 1502, and the processor 1503 are connected by a bus;
  • a memory 1501 configured to store an operation instruction
  • the processor 1503 is configured to determine, by using an operation instruction, a transmit power of the first channel and the second channel according to priorities of the first channel and the second channel, where the first channel and the second channel are carried in the first time period a channel of at least two channels of uplink information, a sum of initial powers of at least two channels being greater than a power threshold of the terminal device;
  • the transceiver 1502 is configured to send at least one of the first channel and the second channel according to the transmit power of the first channel and the second channel.
  • the steps performed by the terminal device in the foregoing embodiment may also be based on the structure of the wireless communication device shown in FIG. 15, and details are not described herein again.
  • FIG. 16 is a schematic diagram of an embodiment of a wireless communication apparatus according to an embodiment of the present application.
  • Can include:
  • the memory 1601, the transceiver 1602, the processor 1603, the memory 1601, the transceiver 1602, and the processor 1603 are connected by a bus;
  • a memory 1601, configured to store an operation instruction
  • the processor 1603 is configured to determine, by using an operation instruction, a channel with a higher priority among the first channel and the second channel, where the first channel and the second channel are in at least two channels that carry uplink information in the first time period. Channel, the terminal device cannot simultaneously transmit the first channel and the second channel in the first time period;
  • the transceiver 1602 is configured to send a channel with a higher priority.
  • the steps performed by the access network device in the above embodiments may be based on the wireless communication device structure shown in FIG.
  • FIG. 17 is a schematic diagram of an embodiment of a wireless communication apparatus according to an embodiment of the present application.
  • Can include:
  • the memory 1701, the transceiver 1702, the memory 1701 and the transceiver 1702 are connected by a bus;
  • a memory 1701 configured to store an operation instruction
  • the transceiver 1702 is configured to receive, by using an operation instruction, a channel with a higher priority in the first channel and the second channel that are sent by the terminal device, where the first channel and the second channel are at least two of the uplink information carried in the first time period.
  • the channel in the channel, the terminal device cannot simultaneously transmit the first channel and the second channel in the first time period.
  • the steps performed by the terminal device in the foregoing embodiment may also be based on the structure of the wireless communication device shown in FIG. 17, and details are not described herein again.
  • the above embodiments it may be implemented in whole or in part by software, hardware, firmware, or any combination thereof.
  • software it may be implemented in whole or in part in the form of a computer program product.
  • the computer program product includes one or more computer instructions.
  • the computer program instructions When the computer program instructions are loaded and executed on a computer, the processes or functions described in accordance with embodiments of the present invention are generated in whole or in part.
  • the computer can be a general purpose computer, a special purpose computer, a computer network, or other programmable device.
  • the computer instructions can be stored in a computer readable storage medium or transferred from one computer readable storage medium to another computer readable storage medium, for example, the computer instructions can be from a website site, computer, server or data center Transfer to another website site, computer, server, or data center by wire (eg, coaxial cable, fiber optic, digital subscriber line (DSL), or wireless (eg, infrared, wireless, microwave, etc.).
  • the computer readable storage medium can be any available media that can be accessed by a computer or a data storage device such as a server, data center, or the like that includes one or more available media.
  • the usable medium may be a magnetic medium (eg, a floppy disk, a hard disk, a magnetic tape), an optical medium (eg, a DVD), or a semiconductor medium (such as a solid state disk (SSD)).
  • a computer program product comprising instructions, when executed on a computer, causes the computer to perform the method as described in the terminal device of FIG. 5 above.
  • a computer program product comprising instructions, when executed on a computer, causes the computer to perform the method described in the access network device of FIG. 5 above.
  • a computer program product comprising instructions, when executed on a computer, causes the computer to perform the method as described in the terminal device of FIG. 7 above.
  • a computer program product comprising instructions, when executed on a computer, causes the computer to perform the method as described in connection network device of FIG. 7 above.
  • the disclosed system, apparatus, and method may be implemented in other manners.
  • the device embodiments described above are merely illustrative.
  • the division of the unit is only a logical function division.
  • there may be another division manner for example, multiple units or components may be combined or Can be integrated into another system, or some features can be ignored or not executed.
  • the mutual coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection through some interface, device or unit, and may be in an electrical, mechanical or other form.
  • the units described as separate components may or may not be physically separated, and the components displayed as units may or may not be physical units, that is, may be located in one place, or may be distributed to multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of the embodiment.
  • each functional unit in each embodiment of the present application may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit.
  • the above integrated unit can be implemented in the form of hardware or in the form of a software functional unit.
  • the integrated unit if implemented in the form of a software functional unit and sold or used as a standalone product, may be stored in a computer readable storage medium.
  • a computer readable storage medium A number of instructions are included to cause a computer device (which may be a personal computer, server, or network device, etc.) to perform all or part of the steps of the methods described in various embodiments of the present application.
  • the foregoing storage medium includes: a U disk, a mobile hard disk, a read-only memory (ROM), a random access memory (RAM), a magnetic disk, or an optical disk, and the like. .

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Abstract

本申请实施例公开了一种发送上行信息的方法,根据优先级的不同,使上行信息的传输满足业务时延和可靠性需求的目的。本申请实施例方法包括:终端设备根据第一信道和第二信道的优先级确定所述第一信道和所述第二信道的发送功率,其中,所述第一信道和所述第二信道为在第一时间段承载上行信息的至少两个信道中的信道,所述至少两个信道的初始功率之和大于所述终端设备的功率阈值;所述终端设备根据所述第一信道和所述第二信道的发送功率发送所述第一信道和所述第二信道中的至少一个信道。

Description

一种发送上行信息的方法、终端设备以及接入网设备
本申请要求于2017年5月5日提交中国专利局、申请号为201710314077.X、发明名称为“一种发送上行信息的方法、终端设备以及接入网设备”的中国专利申请的优先权,其全部内容通过引用结合在本申请中。
技术领域
本申请涉及通信领域,尤其涉及一种发送上行信息的方法、接收上行信息的方法、终端设备以及接入网设备。
背景技术
移动通信技术已经深刻地改变了人们的生活,但人们对更高性能的移动通信技术的追求从未停止。为了应对未来***性的移动数据流量增长、海量移动通信的设备连接、不断涌现的各类新业务和应用场景,第五代(the fifth generation,5G)移动通信***应运而生。
对于5G的高可靠低时延通信(ultra reliable and low latency communications,URLLC)业务,有两个基本要求:一是业务紧急带来的较高时延要求,例如,目前规定的上下行用户面时延不能超过0.5ms;二是对可靠性的要求较高,例如,1ms内的误码率不能超过0.001%。URLLC业务的数据包的产生具有突发性和随机性,可能在很长一段时间内都不会产生数据包,也可能在很短时间内产生多个数据包。URLLC业务的数据包在多数情况下为小包,例如50个字节。URLLC业务的数据包的特性会影响通信***的资源分配方式。
现有技术中多个上行信道中包括物理上行控制信道(Physical Uplink Control Channel,PUCCH)和物理上行共享信道(Physical Uplink Shared Channel,PUSCH)时,PUCCH和PUSCH的优先级关系遵循的原则是承载上行控制信息的信道的优先级高于不承载上行控制信息的信道的优先级。由于上行控制信息是和下行业务传输相关的控制信息,承载上行控制信息的信道的优先级高于不承载上行控制信息的信道的优先级,那么,实现的是下行业务传输的优先级高于上行业务传输的优先级。
但是,对于5G的URLLC业务需求是上下行用户面时延均不能超过0.5ms且误码率不能超过0.001%。如果采用现有技术总是承载上行控制信息的信道的优先级高于不承载上行控制信息的信道的优先级,将导致5G URLLC上行业务的时延和可靠性需求得不到满足。
发明内容
本申请实施例提供了一种发送上行信息的方法和接收上行信息的方法,用于解决多个上行信道同时传输时,终端设备确定根据各信道的优先级确定各个信道的发送功率,再根据各个信道的发送功率发送信道的问题,以满足5G场景下对于时延和可靠性的需求,或者,解决UE不能同时发送第一信道和第二信道时,发送优先级较高的信道,来满足5G场景下对于时延和可靠性的需求。
本申请技术方案主要应用于两个场景,其一为终端设备在第一时间段上承载上行信息 的至少两个信道的初始功率之和大于终端设备的功率阈值的场景,终端设备需要根据每个信道的优先级,按照优先级从低到高的顺序依次缩减信道的发送功率并确定各信道的发送功率,使得缩减后的各信道的发送功率之和不大于终端设备的功率阈值,并在发送功率大于0的信道上发送其各自承载的上行信息。
其二为终端设备不允许在第一时间段发送第一信道和第二信道的场景,那么,终端设备不允许在第一时间段发送第一信道和第二信道具体原因为终端设备的自身能力不允许同时在第一信道和第二信道上发送承载的上行信息,或者,终端设备接收基站的配置信息,该配置信息指示终端设备不能同时在第一信道和第二信道上发送承载的上行信息,需要根据这两个信道的优先级,在优先级高的信道上发送承载的上行信息。
本申请实施例第一方面提供了一种发送上行信息的方法,可以包括:终端设备根据第一信道和第二信道的优先级确定该第一信道和该第二信道的发送功率,其中,该第一信道和该第二信道为在第一时间段承载上行信息的至少两个信道中的信道,该至少两个信道的初始功率之和大于该终端设备的功率阈值;即由于终端设备在第一时间段发送承载上行信息的至少两个信道的初始功率之和大于终端设备的功率阈值,那么,终端设备需要知道这至少两个信道的优先级,从而缩减优先级低的信道的初始功率,得到其优先级低的信道的发送功率,优先级高的信道的发送功率为其初始功率;另一种情况,当优先级高的信道的初始发送功率之和已经大于终端设备的功率阈值的话,那么,优先级低的信道压根没发送的机会了,也就是优先级的信道的发送功率可认为为0,需要缩减优先级高的信道的初始功率,得到优先级高的信道的发送功率。该终端设备根据该第一信道和该第二信道的发送功率发送该第一信道和该第二信道中的至少一个信道。即终端设备根据第一信道和第二信道的发送功率发送承载在第一信道和第二信道上的上行信息。
在本申请实施例中,是以第一信道和第二信道来进行说明的,在实际应用中,可能存在大于2个信道的情况,其具体实现方式和2个信道是类似的,此处不再赘述。该实施例所应用的场景是在第一时间段,发送承载上行信息的至少两个信道的初始功率之和大于终端设备的功率阈值的情况,那么终端设备没法在第一时间段发送这至少两个信道,需要根据其优先级,确定第一信道和第二信道的发送功率,首先缩减的是优先级低的信道的发送功率,优先级高的信道的发送功率可以不缩减,也可以后缩减,具体视情况而定。从而,可以根据第一信道和第二信道的发送功率来发送第一信道和第二信道,即根据第一信道和第二信道的发送功率发送承载在第一信道和第二信道上的上行信息,保证了优先级高的信道的上行信息可以及时发送。能够解决多个上行信道同时传输时,终端设备确定根据各信道的优先级确定各个信道的发送功率的问题,以满足在5G场景下,URLLC对于时延和可靠性的需求。
结合本申请实施例的第一方面,还可以包括但不限于以下几种可能的实现方式,如下所示:
(1)该第二信道的优先级高于该第一信道的优先级,其中,承载在该第一信道上的上行信息包括上行数据,承载在该第二信道上的上行信息包括与该终端设备接收的下行数据对应的NACK反馈信息。例如,第一信道为PUSCH,第二信道为PUCCH,PUSCH承载的是上 行数据,PUCCH承载的是与该终端设备接收的下行数据对应的NACK反馈信息,那么,PUCCH的优先级高于PUSCH的优先级,由于URLLC业务紧急带来的较高时延要求,如果第二信道中传输的控制信息包括下行URLLC数据所对应的NACK反馈信息,基站通过接收UE发送的NACK反馈信息,向UE重新发送之前的下行URLLC数据的信息包,以便下行URLLC业务可以在规定的时延要求内达到规定的可靠性需求。可选的,第一信道是UE用于发送免调度的上行数据的信道。可选的,第一信道是上行共享信道,第二信道是上行控制信道。
(2)该第一信道的优先级高于该第二信道的优先级,其中,承载在该第一信道上的上行信息包括上行数据,承载在该第二信道上的上行信息包括与该终端设备接收的下行数据对应的ACK反馈信息。例如,第一信道为PUSCH,第二信道为PUCCH,PUSCH承载的是上行数据,PUCCH承载的是与该终端设备接收的下行数据对应的ACK反馈信息,那么,PUSCH的优先级高于PUCCH的优先级,因为ACK反馈信息指示的是终端设备接收接入网设备发送的下行数据接收正确,那么,这个ACK反馈消息是否及时反馈到接入网设备不是很重要了,所以,应该及时发送承载在PUSCH上的上行数据,使得UE的上行信息的传输满足下行URLLC业务的低时延高可靠性需求。可选的,第一信道是UE用于发送免调度的上行数据的信道。可选的,第一信道是上行共享信道,第二信道是上行控制信道。
(3)若承载在该第一信道上的上行信息包括与该终端设备接收的下行数据对应的NACK反馈信息,承载在该第二信道上的上行信息包括上行数据,则该第一信道的优先级高于该第二信道的优先级;若承载在该第一信道上的上行信息包括与该终端设备接收的下行数据对应的ACK反馈信息,承载在该第二信道上的上行信息包括上行数据,则该第二信道的优先级高于该第一信道的优先级。
这里主要是想表达包括NACK反馈信息的信道优先级>包括上行数据的信道的优先级>包括ACK反馈信息的信道的优先级,其中,包括上行数据的信道可以为PUSCH,包括NACK反馈信息或ACK反馈信息的信道为PUCCH。可选的,第二信道是UE用于发送免调度的上行数据的信道。可选的,第二信道是上行共享信道,第一信道是上行控制信道。
(4)若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第一类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第一信道的优先级高于第二信道的优先级,第一类型信道状态反馈信息为终端设备根据接收的第一下行数据对应的参考信号得到的信道状态信息;若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第二类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第二信道的优先级高于第一信道的优先级,第二类型信道状态反馈信息为周期信道状态反馈信息,或者半持续信道状态反馈信息,或者终端设备根据接收的信道状态信息反馈参数发送的信道状态信息。
如果第一信道中承载有第一类型信道状态反馈信息,第二信道中承载有上行数据。由于URLLC业务紧急带来的较高时延要求,如果第一信道中传输的控制信息包括第一类型信道状态反馈信息,基站通过接收UE发送的第一类型信道状态反馈信息,调整UE重复或者重新发送之前的下行URLLC数据的信息包的调度信息,以便下行URLLC业务可以在规定的时延要求内达到规定的可靠性需求。因此,如果第一信道中承载有第一类型信道状态反馈 信息,该第一信道的优先级可以高于第二信道,使得UE的上行信息的传输满足下行URLLC业务的低时延高可靠性需求。
如果第一信道中承载有第二类型信道状态反馈信息,第二信道中承载有上行数据。如果第一信道中传输的控制信息包括第二类型信道状态反馈信息,基站通过接收UE发送的第二类型信道状态反馈信息,调整UE在后续调度该UE发送的下行数据的调度信息。因此,如果第一信道中承载有第二类型信道状态反馈信息对下行URLLC数据的时延要求内达到可靠性需求的影响不大,因此,该第一信道的优先级可以高于第二信道,使得UE的上行信息的传输满足上行URLLC业务的低时延高可靠性需求。
因此,当UE发送的上行控制信息是第二类型信道状态反馈信息时,该承载上行控制信息的信道的优先级低于承载上行数据的信道的优先级,而当UE发送的上行控制信息是第一类型信道状态反馈信息时,该承载上行控制信息的信道的优先级高于承载上行数据的信道的优先级。这样,有利于同时兼顾下行URLLC和上行URLLC的低时延和高可靠性的服务需求。可选的,第一信道是UE用于发送免调度的上行数据的信道。可选的,第一信道是上行共享信道,第二信道是上行控制信道。
(5)该第一信道的优先级高于该第二信道的优先级,其中,承载在该第一信道上的上行信息包括上行数据,承载在该第二信道上的上行信息包括与该终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息。例如,第一信道为PUSCH,第二信道为PUCCH,这里不管怎么说,接入网设备已经向终端设备发送下行数据了,而PUCCH只是对终端设备接收的下行数据的一个反馈信息,或者是对下行信道的状态的一个反馈信息,PUSCH中承载的上行数据还没发呢,所以,可以认为PUSCH的优先级高于PUCCH的优先级。可选的,第一信道是UE用于发送免调度的上行数据的信道。可选的,第一信道是上行共享信道,第二信道是上行控制信道。
(6)第一信道的优先级等于第二信道的优先级,其中,承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的HARQ-ACK反馈信息,承载在第二信道中上的上行信息包括第一类型信道状态反馈信息,第一类型信道状态反馈信息为终端设备根据接收的第一下行数据对应的参考信号得到的信道状态信息。示例性的,UE不需要对该第一下行数据解调解码即得到该第一类型信道状态信息。UE在对第一下行数据解调解码并获得该数据的HARQ-ACK信息之前,可通过该数据对应的参考信号快速获得第一类型信道状态信息。基站通过获取UE发送的第一类型的信道状态信息可以据此第一类型信道状态信息对该数据之后的下行数据传输的调度参数做出快速调整,以达到下行URLLC数据传输的低时延高可靠性的需求。受益于第一类型信道状态信息的及时反馈和可能据此发生的调整对传输质量有很大的提高,可提升下行URLLC业务的服务质量。同样,UE反馈的对接收的第一下行数据或者其它下行数据解调解码并获得HARQ-ACK信息也对基站对当前时刻以后的下行数据调度下行数据传输的调度参数和传输的下行数据包的决策也有重要的作用。这种情况下,可以将第一信道的优先级设置为等于第二信道的优先级,有利于实现URLLC数据的低时延和高可靠性的服务需求。
(7)该第二信道的优先级高于该第一信道的优先级,其中,承载在该第一信道上的上 行信息的截止时间晚于承载在该第二信道上的上行信息的截止时间,或者,承载在该第一信道上的上行信息对应的数据的剩余重复传输次数大于承载在该第二信道上的上行信息对应的数据的重复传输次数。需要说明的是,无论下行传输还是上行传输都可能需要多次传输才能满足5G的URLLC业务的高可靠性需求。但是URLLC可能同时要求上下行用户面时延不能超过0.5ms。因此过多次数的重复传输如果超过了上行或者下行的时延上限,对于URLLC业务来说也是没有意义的。相应地,如果两个上行信道中的第一个信道对应的业务马上就要达到时延需求的截止时间的剩余时间,而第二个信道仅仅是多次传输中靠前的传输。在这种情况下,可以优先发送第一个信道,即在第一信道上发送对应的上行信息,以满足第一个信道对应的业务的服务需求。在第二个信道的截止时间到来之前,UE仍有机会再传第二个信道。所以,也就有了UE可以根据到达时延(时延)需求的截止时间的剩余时间确定第一信道和第二信道的优先级。
(8)该第二信道的优先级高于该第一信道的优先级,其中,承载在该第一信道上的上行信息包括该终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息,承载在该第二信道上的上行信息包括上行数据;并且,承载在该第一信道上的上行信息的截止时间等于承载在该第二信道上的上行信息的截止时间,或者,承载在该第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在该第二信道上的上行信息对应的数据的重复传输次数。
可选的,UE根据接收到第一类型下行数据确定发送第一类型信道状态反馈信息。可选的,第一类型下行数据是第一业务类型的数据。例如,如果承载在PUCCH上的上行信息的截止时间等于承载在PUSCH上的上行信息的截止时间,或者,承载在PUCCH上的上行信息的剩余重复传输次数等于承载在PUSCH上的上行信息重复传输次数,若PUCCH是用于承载上行控制信息的信道,PUSCH是用于承载上行数据的信道,那么,不管怎么说,PUCCH承载的是终端设备对接入网设备发送的下行数据的一个反馈信息,而PUSCH上承载的上行数据还没发呢,所以,可以认为PUSCH的优先级高于PUCCH的优先级。
(9)该第二信道的优先级高于该第一信道的优先级,其中,承载在该第一信道上的上行信息包括上行数据,承载在该第二信道上的上行信息包括与该终端设备接收的下行数据对应的NACK反馈信息;并且,承载在该第一信道上的上行信息的截止时间等于承载在该第二信道上的上行信息的截止时间,或者,承载在该第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在该第二信道上的上行信息对应的数据的重复传输次数。
可选的,UE根据接收到第一类型下行数据确定发送第一类型信道状态反馈信息。可选的,第一类型下行数据是第一业务类型的数据。例如,如果承载在PUSCH上的上行信息的截止时间等于承载在PUCCH上的上行信息的截止时间,或者,承载在PUCCH上的上行信息的剩余重复传输次数等于承载在PUSCH上的上行信息重复传输次数,若PUSCH是用于承载上行数据的信道,PUCCH是用于承载上行控制信息的信道,该上行控制信息包括与该终端设备接收的下行数据对应的NACK反馈信息,那么,可以认为PUCCH的优先级高于PUSCH的优先级,因为NACK反馈信息指示的是终端设备接收接入网设备发送的下行数据接收错误,需要告诉接入网设备,接入网设备可以及时再向终端设备发送下行数据。
(10)该第二信道的优先级高于该第一信道的优先级,其中,承载在该第一信道上的上行信息包括与该终端设备接收的下行数据对应的ACK反馈信息,承载在该第二信道上的上行信息包括上行数据;并且,承载在该第一信道上的上行信息的截止时间等于承载在该第二信道上的上行信息的截止时间,或者,承载在该第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在该第二信道上的上行信息对应的数据的重复传输次数。可选的,UE根据接收到第一类型下行数据确定发送第一类型信道状态反馈信息。可选的,第一类型下行数据是第一业务类型的数据。例如,如果承载在PUCCH上的上行信息的截止时间等于承载在PUSCH上的上行信息的截止时间,或者,承载在PUCCH上的上行信息的剩余重复传输次数等于承载在PUSCH上的上行信息重复传输次数,若PUCCH是用于承载上行控制信息的信道,该上行控制信息包括与该终端设备接收的下行数据对应的ACK反馈信息,PUSCH是用于承载上行数据的信道,那么,可认为PUSCH的优先级高于PUCCH的优先级,因为ACK反馈信息指示的是终端设备接收接入网设备发送的下行数据接收正确,而承载在PUSCH的上行数据还没发呢,所以,可以先发送承载在PUSCH上的上行数据。
(11)若承载在该第一信道上的上行信息包括与该终端设备接收的下行数据对应的NACK反馈信息,承载在该第二信道上的上行信息包括上行数据,则该第一信道的优先级高于该第二信道的优先级;若承载在该第一信道上的上行信息包括与该终端设备接收的下行数据对应的ACK反馈信息,承载在该第二信道上的上行信息包括上行数据,则该第二信道的优先级高于该第一信道的优先级。并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
(12)若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第一类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第一信道的优先级高于第二信道的优先级,第一类型信道状态反馈信息为终端设备根据接收的第一下行数据对应的参考信号得到的信道状态信息;若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第二类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第二信道的优先级高于第一信道的优先级,第二类型信道状态反馈信息为周期信道状态反馈信息,或者半持续信道状态反馈信息,或者终端设备根据接收的信道状态信息反馈参数发送的信道状态信息。
并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
(11)和(12)的方案主要是在承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数的条件下,第一信道和第二信道的优先级的情况,具体可参考上述(4)和(5),此处不再赘述。
进一步地,若承载在第一信道上的上行信息的截止时间不等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数 不等于承载在第二信道上的上行信息对应的数据的重复传输次数,可以根据(7)确定第一信道和第二信道的优先级;若承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数,可以根据(8)-(12)任意一种确定第一信道和第二信道的优先级。
(13)该第二信道的优先级高于该第一信道的优先级,其中,承载在该第一信道上的上行信息包括第一上行数据包,承载在该第二信道上的上行信息包括第二上行数据包,该第二上行数据包的到达时间晚于该第一上行数据包的到达时间。可选的,UE根据接收到第一类型下行数据确定发送第一类型信道状态反馈信息。可选的,第一类型下行数据是第一业务类型的数据。例如,第一信道和第二信道为第一PUSCH和第二PUSCH,承载在第一PUSCH上的为第一上行数据包,承载在第二PUSCH上的为第二上行数据包,在终端设备上第二上行数据包达到的时间晚于第一上行数据包,所以,认为第二上行数据包更紧急一些,那么,可认为承载第二上行数据包的第二信道的优先级高于承载第一上行数据包的第一信道的优先级。
(14)该第二信道的优先级高于该第一信道的优先级,其中,该第一信道是第一信令调度的信道,该第二信道是第二信令调度的信道,该终端设备接收该第一信令的时间早于该终端设备接收该第二信令的时间。可选的,UE根据接收到第一类型下行数据确定发送第一类型信道状态反馈信息。可选的,第一类型下行数据是第一业务类型的数据。例如,第一PUSCH是第一信令调度的信道,第二PUSCH是第二信令调度的信道,终端设备接收第一信令的时间早于接收第二信令的时间,那么,证明接入网设备是知道之前已经向终端设备发送了第一信令,该第一信令指示终端设备在第一时间段调度,但是接入网设备后来又发了第二信令,该第二信令指示终端设备也是在第一时间段进行调度,那么,接入网设备明知道在第一时间段已经有了第一信令,还又发了第二信令,就说明第二信令比较紧急,其对应信道的优先级也高于第一信令对应的信道的优先级。
(15)该第二信道的优先级高于该第一信道的优先级,其中,该第一信道是免信令调度的信道,该第二信道是信令调度的信道。如果第一信道的调度类型是免信令调度,第二信道的调度类型是信令调度,则第二信道的优先级高于第一信道的优先级。基站发送第一物理下行控制信息之后,UE根据自身上行数据的到达情况需要在和第一信道相同的时间上发送UL grant free的第二数据,说明该第二数据非常紧急。因此,在这种情况下,第二信道的优先级高于第一信道的优先级可以体现UE对上行URLLC数据发送的低时延需求原则。
可选的,UE根据接收到第一类型下行数据确定发送第一类型信道状态反馈信息。可选的,第一类型下行数据是第一业务类型的数据。例如,第一PUSCH是免信令调度的信道,第二PUSCH是信令调度的信道,信令调度是接入网设备决策的,免信令调度是终端设备决策的,认为接入网设备决策的优先级高于终端设备决策的优先级,所以,这里第二PUSCH的优先级高于第一PUSCH的优先级。
在本申请实施例中,提供的是几种确定第一信道和第二信道的优先级高低的情况,可 以更有效的判定第一信道和第二信道的优先级,为本申请实施例提供了多种可实现的方式,增加了方案的可选性。
结合本申请实施例中上述(14)的可能实现方式中,该第一信令和该第二信令中均包括用于指示该第一时间段的时间位置的信息。
结合本申请实施例的第一方面,在本申请第一方面还可以包括以下的实现方式,该第一信道、该第二信道和该至少两个信道中其他信道的发送功率之和小于等于该功率阈值。
本申请实施例第二方面提供了一种接收上行信息的方法,可以包括:接入网设备接收终端设备根据第一信道和第二信道的发送功率发送的该第一信道和该第二信道中的至少一个信道,其中,该第一信道和该第二信道为在第一时间段承载上行信息的至少两个信道中的信道,该至少两个信道的初始功率之和大于该终端设备的功率阈值。可以理解为,接入网设备接收终端设备根据第一信道和第二信道的发送功率发送承载在第一信道和第二信道上的上行信息。即由于终端设备在第一时间段发送承载上行信息的至少两个信道的初始功率之和大于终端设备的功率阈值,那么,终端设备需要知道这至少两个信道的优先级,从而缩减优先级低的信道的初始功率,得到其优先级低的信道的发送功率,优先级高的信道的发送功率为其初始功率;另一种情况,当优先级高的信道的初始发送功率之和已经大于终端设备的功率阈值的话,那么,优先级低的信道压根没发送的机会了,也就是优先级的信道的发送功率可认为为0,需要缩减优先级高的信道的初始功率,得到优先级高的信道的发送功率。
结合本申请实施例的第二方面,在本申请实施例第二方面的第一种可能的实现方式中,该方法还可以包括:该接入网设备根据该第一信道和该第二信道的优先级确定该第一信道和该第二信道的发送功率。
结合本申请实施例的第二方面,本申请实施例第二方面的其他可能的实现方式可以参考在上述本申请实施例第一方面中所提供的包括但不限于(1)-(15)可能的实现方式,此处不再赘述。
本申请实施例第三方面提供了一种发送上行信息的方法,可以包括:终端设备确定第一信道和第二信道中优先级较高的信道,该第一信道和该第二信道为在该第一时间段承载上行信息的至少两个信道中的信道,该终端设备在第一时间段不能同时发送该第一信道和该第二信道;该终端设备发送该优先级较高的信道。需要说明的是,UE确定不允许同时在第一信道和第二信道上发送承载的上行信息,具体情况可以是UE接收基站发送的配置信息,该配置信息指示该UE不可以同时在第一信道和第二信道上发送承载的上行信息,也可以是UE本身的配置情况不支持在第一信道和第二信道上同时发送承载的上行信息。
在本申请实施例中,终端设备确定第一信道和第二信道中优先级较高的信道,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道,UE在第一时间段不能同时发送第一信道和第二信道。终端设备发送优先级较高的信道。能够解决UE不支持两个信道同时发送承载的上行信息时,选择优先级较高的信道发送承载的上行信息,从而,以满足URLLC对于时延和可靠性需求。
结合本申请实施例的第三方面,还可以包括但不限于以下几种可能的实现方式,如下 所示:
(1)该第二信道的优先级高于该第一信道的优先级,其中,承载在该第一信道上的上行信息包括上行数据,承载在该第二信道上的上行信息包括与该终端设备接收的下行数据对应的NACK反馈信息。
(2)该第一信道的优先级高于该第二信道的优先级,其中,承载在该第一信道上的上行信息包括上行数据,承载在该第二信道上的上行信息包括与该终端设备接收的下行数据对应的ACK反馈信息。
(3)若承载在该第一信道上的上行信息包括与该终端设备接收的下行数据对应的NACK反馈信息,承载在该第二信道上的上行信息包括上行数据,则该第一信道的优先级高于该第二信道的优先级;若承载在该第一信道上的上行信息包括与该终端设备接收的下行数据对应的ACK反馈信息,承载在该第二信道上的上行信息包括上行数据,则该第二信道的优先级高于该第一信道的优先级。
(4)若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第一类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第一信道的优先级高于第二信道的优先级,第一类型信道状态反馈信息为终端设备根据接收的第一下行数据对应的参考信号得到的信道状态信息;若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第二类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第二信道的优先级高于第一信道的优先级,第二类型信道状态反馈信息为周期信道状态反馈信息,或者半持续信道状态反馈信息,或者终端设备根据接收的信道状态信息反馈参数发送的信道状态信息。
(5)该第一信道的优先级高于该第二信道的优先级,承载在该第一信道上的上行信息包括上行数据,承载在该第二信道上的上行信息包括与该终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息;其中,该第一信道是免调度的信道;和/或,该在第一时间段发送该第一信道和该第二信道中优先级较高的信道包括:在该第一时间段发送该第一信道,在该第一信道上发送的上行信息不包括该与该终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息。
例如,第一信道为PUSCH,且PUSCH为免调度的信道,第二信道为PUCCH,这里不管怎么说,接入网设备已经向终端设备发送下行数据了,而PUCCH只是对终端设备接收的下行数据的一个反馈,或者是对下行信道的状态的一个反馈,PUSCH中承载的上行数据还没发呢,所以,可以认为PUSCH的优先级高于PUCCH的优先级。和/或,第一信道为PUSCH,第二信道为PUCCH,这里不管怎么说,接入网设备已经向终端设备发送下行数据了,而PUCCH只是对终端设备接收的下行数据的一个反馈,或者是对下行信道的状态的一个反馈,PUSCH中承载的上行数据还没发呢,且在PUSCH上承载的上行信息不包括PUCCH中的上行控制信息,所以,可以认为PUSCH的优先级高于PUCCH的优先级。
(6)第一信道的优先级等于第二信道的优先级,其中,承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的HARQ-ACK反馈信息,承载在第二信道中上的上行信息包括第一类型信道状态反馈信息,第一类型信道状态反馈信息为终端设备根据接收的第 一下行数据对应的参考信号得到的信道状态信息。
(7)该第二信道的优先级高于该第一信道的优先级,其中,承载在该第一信道上的上行信息的截止时间晚于承载在该第二信道上的上行信息的截止时间,或者,承载在该第一信道上的上行信息对应的数据的剩余重复传输次数大于承载在该第二信道上的上行信息对应的数据的重复传输次数。
无论下行传输还是上行传输都可能需要多次传输才能满足5G的URLLC业务的高可靠性需求。但是URLLC可能同时要求上下行用户面时延不能超过0.5ms。因此过多次数的重复传输如果超过了上行或者下行的时延上限,对于URLLC业务来说也是没有意义的。相应地,如果两个上行信道中的第一个信道对应的业务马上就要达到时延需求的截止时间的剩余时间,而第二个信道仅仅是多次传输中靠前的传输。在这种情况下,可以优先发送第一个信道,即在第一信道上发送对应的上行信息,以满足第一个信道对应的业务的服务需求。在第二个信道的截止时间到来之前,UE仍有机会再传第二个信道。所以,也就有了UE可以根据到达时延(时延)需求的截止时间的剩余时间确定第一信道和第二信道的优先级。
例如,这里的第一信道可以为PUSCH,第二信道可以为PUCCH,或者,第一信道可以为PUCCH,第二信道为PUSCH,或者,第一信道为第一PUSCH,第二信道为第二PUSCH,具体不做限定。如果承载在第一信道上的上行信息的截止时间晚于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息的剩余重复传输次数大于承载在第二信道上的上行信息重复传输次数,那么,可以理解为承载在第一信道上的上行信息的截止时长大于承载在第二信道上的上行信息的截止时长,那么,承载在第二信道上的上行信息相对来说,更紧急一些,所以,可以认为第二信道的优先级高于第一信道的优先级。
(8)该第二信道的优先级高于该第一信道的优先级,其中,承载在该第一信道上的上行信息包括该终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息,承载在该第二信道上的上行信息包括上行数据;并且,承载在该第一信道上的上行信息的截止时间等于承载在该第二信道上的上行信息的截止时间,或者,承载在该第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在该第二信道上的上行信息对应的数据的重复传输次数。
(9)该第二信道的优先级高于该第一信道的优先级,其中,承载在该第一信道上的上行信息包括上行数据,承载在该第二信道上的上行信息包括与该终端设备接收的下行数据对应的NACK反馈信息;并且,承载在该第一信道上的上行信息的截止时间等于承载在该第二信道上的上行信息的截止时间,或者,承载在该第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在该第二信道上的上行信息对应的数据的重复传输次数。
(10)该第二信道的优先级高于该第一信道的优先级,其中,承载在该第一信道上的上行信息包括与该终端设备接收的下行数据对应的ACK反馈信息,承载在该第二信道上的上行信息包括上行数据;并且,承载在该第一信道上的上行信息的截止时间等于承载在该第二信道上的上行信息的截止时间,或者,承载在该第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在该第二信道上的上行信息对应的数据的重复传输次数。
(11)若承载在该第一信道上的上行信息包括与该终端设备接收的下行数据对应的 NACK反馈信息,承载在该第二信道上的上行信息包括上行数据,则该第一信道的优先级高于该第二信道的优先级;若承载在该第一信道上的上行信息包括与该终端设备接收的下行数据对应的ACK反馈信息,承载在该第二信道上的上行信息包括上行数据,则该第二信道的优先级高于该第一信道的优先级。并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
(12)若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第一类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第一信道的优先级高于第二信道的优先级,第一类型信道状态反馈信息为终端设备根据接收的第一下行数据对应的参考信号得到的信道状态信息;若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第二类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第二信道的优先级高于第一信道的优先级,第二类型信道状态反馈信息为周期信道状态反馈信息,或者半持续信道状态反馈信息,或者终端设备根据接收的信道状态信息反馈参数发送的信道状态信息。
并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
(13)该第二信道的优先级高于该第一信道的优先级,其中承载在该第一信道上的上行信息包括第一上行数据包,承载在该第二信道上的上行信息包括第二上行数据包,该第二上行数据包的到达时间晚于该第一上行数据包的到达时间。
(14)该第二信道的优先级高于该第一信道的优先级,其中,该第一信道是第一信令调度的信道,该第二信道是第二信令调度的信道,该终端设备接收该第一信令的时间早于该终端设备接收该第二信令的时间。
(15)该第二信道的优先级高于该第一信道的优先级,其中,该第一信道是免信令调度的信道,该第二信道是信令调度的信道。
需要说明的是,本申请实施例中第三方面提供的(1)-(4)、(6)-(15)的可能的实现方式的举例说明,对应可参考本申请实施例中第一方面提供的(1)-(4)、(6)-(15)的可能的实现方式中的描述,此处不再赘述。
结合本申请实施例中上述(14)的可能实现方式中,该第一信令和该第二信令中均包括用于指示该第一时间段的时间位置的信息。
本申请实施例第四方面提供了一种接收上行信息的方法,可以包括:接入网设备接收终端设备发送的第一信道和第二信道中优先级较高的信道,该第一信道和该第二信道为在第一时间段承载上行信息的至少两个信道中的信道,该终端设备在该第一时间段不能同时发送该第一信道和该第二信道。需要说明的是,UE确定不允许同时在第一信道和第二信道上发送承载的上行信息,具体情况可以是UE接收基站发送的配置信息,该配置信息指示该UE不可以同时在第一信道和第二信道上发送承载的上行信息,也可以是UE本身的配置情况不支持在第一信道和第二信道上同时发送承载的上行信息。
在本申请实施例中,接入网设备接收终端设备发送的第一信道和第二信道中优先级较高的信道,该第一信道和该第二信道为在第一时间段承载上行信息的至少两个信道中的信道,该终端设备在该第一时间段不能同时发送该第一信道和该第二信道。能够解决UE不支持两个信道同时发送承载的上行信息时,选择优先级较高的信道发送承载的上行信息,从而,以满足URLLC对于时延和可靠性需求。
结合本申请实施例的第四方面,本申请实施例第四方面的其他可能的实现方式可以参考在上述本申请实施例第三方面中所提供的包括但不限于(1)-(15)可能的实现方式,此处不再赘述。
本申请实施例第五方面提供一种终端设备,具有实现对应于上述第一方面提供的根据优先级的不同,使上行信息的传输满足业务时延和可靠性需求的目的功能。该功能可以通过硬件实现,也可以通过硬件执行相应的软件实现。该硬件或软件包括一个或多个与上述功能相对应的模块。
本申请实施例第六方面提供一种接入网设备,具有实现对应于上述第二方面提供的根据优先级的不同,使上行信息的传输满足业务时延和可靠性需求的目的功能。该功能可以通过硬件实现,也可以通过硬件执行相应的软件实现。该硬件或软件包括一个或多个与上述功能相对应的模块。
本申请实施例第七方面提供一种终端设备,具有实现对应于上述第一方面提供的根据优先级的不同,使上行信息的传输满足业务时延和可靠性需求的目的功能。该功能可以通过硬件实现,也可以通过硬件执行相应的软件实现。该硬件或软件包括一个或多个与上述功能相对应的模块。
本申请实施例第八方面提供一种接入网设备,具有实现对应于上述第二方面提供的根据优先级的不同,使上行信息的传输满足业务时延和可靠性需求的目的功能。该功能可以通过硬件实现,也可以通过硬件执行相应的软件实现。该硬件或软件包括一个或多个与上述功能相对应的模块。
本申请实施例第九方面提供一种终端设备,可以包括:
存储器,收发器,处理器,该存储器、该收发器和该处理器通过总线连接;
该存储器,用于存储操作指令;
该处理器,用于通过调用该操作指令,根据第一信道和第二信道的优先级确定该第一信道和该第二信道的发送功率,其中,该第一信道和该第二信道为在第一时间段承载上行信息的至少两个信道中的信道,该至少两个信道的初始功率之和大于该终端设备的功率阈值;
该收发器,用于根据该第一信道和该第二信道的发送功率发送该第一信道和该第二信道中的至少一个信道。
本申请实施例第十方面提供一种接入网设备,可以包括:
存储器,收发器,该存储器和该收发器通过总线连接;
该存储器,用于存储操作指令;
该收发器,用于通过调用该操作指令,接收终端设备根据第一信道和第二信道的发送 功率发送的该第一信道和该第二信道中的至少一个信道,其中,该第一信道和该第二信道为在第一时间段承载上行信息的至少两个信道中的信道,该至少两个信道的初始功率之和大于该终端设备的功率阈值。
本申请实施例第十一方面提供一种终端设备,可以包括:
存储器,收发器,处理器,该存储器、该收发器和该处理器通过总线连接;
该存储器,用于存储操作指令;
该处理器,用于通过调用该操作指令,确定第一信道和第二信道中优先级较高的信道,该第一信道和该第二信道为在该第一时间段承载上行信息的至少两个信道中的信道,该终端设备在第一时间段不能同时发送该第一信道和该第二信道;
该收发器,用于发送该优先级较高的信道。
本申请实施例第十二方面提供一种接入网设备,可以包括:存储器,收发器,该存储器和该收发器通过总线连接;该存储器,用于存储操作指令;
该收发器,用于通过调用该操作指令,接收终端设备发送的第一信道和第二信道中优先级较高的信道,该第一信道和该第二信道为在第一时间段承载上行信息的至少两个信道中的信道,该终端设备在该第一时间段不能同时发送该第一信道和该第二信道。
本申请实施例第十三方面提供一种通信***,该通信***包括终端设备和接入网设备,该终端设备为执行本申请第一方面或第一方面任一可选实现方式中该的终端设备;该接入网设备为执行本申请第二方面或第二方面任一可选实现方式中该的接入网设备。
本申请实施例第十四方面提供一种通信***,该通信***包括终端设备和接入网设备,该终端设备为执行本申请第三方面或第三方面任一可选实现方式中该的终端设备;该接入网设备为执行本申请第四方面或第四方面任一可选实现方式中该的接入网设备。
本发明实施例第十五方面提供一种存储介质,需要说明的是,本发的技术方案本质上或者说对现有技术做出贡献的部分或者该技术方案的全部或部分可以以软件产口的形式体现出来,该计算机软件产品存储在一个存储介质中,用于储存为上述设备所用的计算机软件指令,其包含用于执行上述第一方面、第二方面、第三方面或第四方面为终端设备或者接入网设备所设计的程序。
该存储介质包括:U盘、移动硬盘、只读存储器(ROM,Read-Only Memory)、随机存取存储器(RAM,Random Access Memory)、磁碟或者光盘等各种可以存储程序代码的介质。
本发明实施例第十六方面提供一种包含指令的计算机程序产品,当其在计算机上运行时,使得计算机执行如本申请第一方面或第一方面任一可选实现方式中该的方法。
本发明实施例第十七面提供一种包含指令的计算机程序产品,当其在计算机上运行时,使得计算机执行如本申请第二方面或第二方面任一可选实现方式中该的方法。
本发明实施例第十八方面提供一种包含指令的计算机程序产品,当其在计算机上运行时,使得计算机执行如本申请第三方面或第三方面任一可选实现方式中该的方法。
本发明实施例第十九面提供一种包含指令的计算机程序产品,当其在计算机上运行时,使得计算机执行如本申请第四方面或第四方面任一可选实现方式中该的方法。
本发明实施例又一方面提供了一种无线通信装置,可以包括:存储器,收发器,处理 器,所述存储器、所述收发器和所述处理器通过总线连接;
所述存储器,用于存储操作指令;
所述处理器,用于通过调用所述操作指令,根据第一信道和第二信道的优先级确定所述第一信道和所述第二信道的发送功率,其中,所述第一信道和所述第二信道为在第一时间段承载上行信息的至少两个信道中的信道,所述至少两个信道的初始功率之和大于所述终端设备的功率阈值;
所述收发器,用于根据所述第一信道和所述第二信道的发送功率发送所述第一信道和所述第二信道中的至少一个信道。
可选的,该无线通信装置可以执行上述第一方面任一可选实现方式中所述的方法,此处不再赘述。
本发明实施例又一方面提供了一种无线通信装置,可以包括:存储器,收发器,处理器,所述存储器、所述收发器和所述处理器通过总线连接;
所述存储器,用于存储操作指令;
所述处理器,用于通过调用所述操作指令,确定第一信道和第二信道中优先级较高的信道,所述第一信道和所述第二信道为在所述第一时间段承载上行信息的至少两个信道中的信道,所述终端设备在第一时间段不能同时发送所述第一信道和所述第二信道;
所述收发器,用于发送所述优先级较高的信道。
可选的,该无线通信装置可以执行上述第二方面任一可选实现方式中所述的方法,此处不再赘述。
本发明实施例又一方面提供了一种无线通信装置,可以包括:存储器,收发器,所述存储器和所述收发器通过总线连接;
所述存储器,用于存储操作指令;
所述收发器,用于通过调用所述操作指令,接收终端设备发送的第一信道和第二信道中优先级较高的信道,所述第一信道和所述第二信道为在第一时间段承载上行信息的至少两个信道中的信道,所述终端设备在所述第一时间段不能同时发送所述第一信道和所述第二信道。
可选的,该无线通信装置可以执行上述第三方面任一可选实现方式中所述的方法,此处不再赘述。
在本申请实施例中,在其中的一种实现方式中,终端设备根据第一信道和第二信道的优先级确定第一信道和第二信道的发送功率,其中,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道,至少两个信道的初始功率之和大于终端设备的功率阈值;终端设备根据第一信道和第二信道的发送功率发送第一信道和第二信道中的至少一个信道。能够解决多个上行信道同时传输时,终端设备确定根据各信道的优先级确定各个信道的发送功率的问题,以满足在5G场景下,URLLC对于时延和可靠性需求。
在另外的一种实现方式中,终端设备确定第一信道和第二信道中优先级较高的信道,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道,UE在第一时间段不能同时发送第一信道和第二信道。终端设备发送优先级较高的信道。接入网设备接 收终端设备发送的第一信道和第二信道中优先级较高的信道。能够解决UE不支持两个信道同时发送承载的上行信息时,选择优先级较高的信道发送承载的上行信息,从而,以满足URLLC对于时延和可靠性需求。本申请实施例根据优先级的不同,有效的解决了上行信息的时延和可靠性。
附图说明
图1为本申请实施例中提供的在不同频率下,关于子帧、时隙与迷你时隙的关系的一种举例示意图;
图2为本申请实施例中在控制信道中可以指示用于反馈对应的下行数据的HARQ-ACK的PUCCH的时间位置的一个示意图;
图3为本申请实施例中所应用的场景架构示意图;
图3(a)为本申请实施例中在第一时间段上待发送第一信道和第二信道各自承载的上行信息的一个示意图;
图3(b)为本申请实施例中在第一时间段上待发送第一信道和第二信道各自承载的上行信息的另一个示意图;
图3(c)为本申请实施例中在第一时间段上待发送第一信道和第二信道各自承载的上行信息的另一个示意图;
图3(d)为本申请实施例中第一信道、第二信道以及第一时间段的不同情况的举例示意图;
图4为本申请实施例中提供的发送上行信息的方法的一个实施例示意图;
图5(a)为本申请实施例中承载在PUCCH上的上行信息的截止时间的一个示意图;
图5(b)为本申请实施例中承载在PUSCH上的上行信息的截止时间的一个示意图;
图5(c)为本申请实施例中承载在PUSCH上的上行信息的截止时间的另一个示意图;
图5(d)为本申请实施例中根据上行信道承载的上行信息的截止时间确定第一信道和第二信道的优先级的示意图;
图6(a)为本申请实施例中根据上行信道承载的上行信息的到达时间确定第一信道和第二信道的优先级的示意图;
图6(b)为本申请实施例中终端设备根据接收信令时间的早晚确定第一信道和第二信道的优先级的示意图;
图6(c)为本申请实施例中发送第一信道和第二信道中优先级较高的信道的示意图;
图6(d)为本申请实施例中第一信道的发送格式示意图;
图6(e)为本申请实施例中在第一时间段上发送第一信道和第二信道中优先级较高的一个示意图;
图7为本申请实施例中提供的发送上行信息的方法的另一个实施例示意图;
图8为本申请实施例中提供的终端设备的一个实施例示意图;
图9为本申请实施例中提供的终端设备的另一个实施例示意图;
图10为本申请实施例中提供的接入网设备的一个实施例示意图;
图11为本申请实施例中提供的接入网设备的另一个实施例示意图;
图12为本申请实施例中提供的接入网设备的另一个实施例示意图;
图13为本申请实施例中提供的终端设备的另一个实施例示意图;
图14为本申请实施例中提供的接入网设备的另一个实施例示意图;
图15为本申请实施例中提供的无线通信装置的一个实施例示意图;
图16为本申请实施例中提供的无线通信装置的一个实施例示意图;
图17为本申请实施例中提供的无线通信装置的一个实施例示意图。
具体实施方式
本申请实施例提供了一种发送上行信息的方法,用于解决多个上行信道同时传输时,终端设备确定根据各信道的优先级确定各个信道的发送功率,再根据各个信道的发送功率发送信道的问题,以满足5G场景下对于时延和可靠性的需求,或者,解决UE不能同时发送第一信道和第二信道时,发送优先级较高的信道,来满足5G场景下对于时延和可靠性的需求。
关于5G技术的简介:
国际电信联盟(international telecommunication union,ITU)为5G以及未来的移动通信***定义了三大类应用场景:增强型移动宽带(enhanced mobile broadband,eMBB)、高可靠低时延通信(ultra reliable and low latency communications,URLLC)以及海量机器类通信(massive machine type communications,mMTC)。
典型的eMBB业务有:超高清视频、增强现实(augmented reality,AR)、虚拟现实(virtual reality,VR)等,这些业务的主要特点是传输数据量大、传输速率很高。典型的URLLC业务有:工业制造或生产流程中的无线控制、无人驾驶汽车和无人驾驶飞机的运动控制以及远程修理、远程手术等触觉交互类应用,这些业务的主要特点是要求超高可靠性、低延时,传输数据量较少以及具有突发性。典型的mMTC业务有:智能电网配电自动化、智慧城市等,主要特点是联网设备数量巨大、传输数据量较小、数据对传输时延不敏感,这些mMTC终端需要满足低成本和非常长的待机时间的需求。
对于5G的URLLC业务,有两个基本要求:一是业务紧急带来的较高时延要求;二是对可靠性的要求较高。URLLC业务的数据包的产生具有突发性和随机性,可能在很长一段时间内都不会产生数据包,也可能在很短时间内产生多个数据包。URLLC业务的数据包在多数情况下为小包,例如50个字节。URLLC业务的数据包的特性会影响通信***的资源分配方式。这里的资源包括但不限于:时域符号、频域资源、时频资源、码字资源以及波束资源等。举例来说,下一代(移动通信***)(Next Radio,NR)***中支持多种子载波间隔来适应不同的业务需求。在频域上,支持的子载波间隔类型为fsc=f0*2m。其中,f0=15kHz,m是整数。在时域上,如图1所示,为在不同频率下,子帧、时隙与迷你时隙的关系的一种举例示意图。
子帧(Subframe):1个subframe的长度为1ms,在15Khz子载波间隔的14个正交频分复用(Orthogonal Frequency Division Multiplexing,OFDM)符号。在1个subframe 内,对15KHz以及15KHz以上的子载波间隔的各种numerology的符号边界是对齐的。
时隙(Slot)是一种可能的调度单元的时间长度。1个Slot包括当前使用的y个OFDM符号。1个subframe中包括整数个Slot。在子载波间隔是60KHz以下的情况,y=7;在子载波间隔是60KHz以上的情况,y=14。
迷你时隙(Mini-slot)是调度单元的最小时间长度。1个Mini-slot包括的OFDM符号可以小于当前使用的y个符号。
考虑URLLC业务的低时延服务需求,通常使用迷你时隙(mini-slot)或更大的子载波间隔的时隙作为调度单元的时间粒度。
5G URLLC的上行数据传输:
在4G长期演进(Long Term Evolution,LTE)无线通信***中,如果UE没有上行数据要传输,基站(Evolved NodeB,eNodeB)并不需要为该UE分配上行资源,否则会造成资源的浪费。因此,UE需要告诉eNodeB自己是否有上行数据需要传输,以便eNodeB决定是否给UE分配上行资源。为此LTE提供了一个上行调度请求(Scheduling Request,SR)的机制。UE通过SR告诉eNodeB是否需要上行资源以便用于上行数据传输。eNodeB收到SR后,给UE分配上行资源用于UE发送上行数据。在5G URLLC中也可以支持类似方式。由UE向基站发送调度请求,基站通过调度指示信息向UE指示用于发送上行数据的资源。为满足基站对UE的调度资源的灵活性需求,基站向UE发送上行数据调度信息的时间和上行数据信息所对应的资源的时间可以是动态和/或半静态方式下可变的。例如,基站在时隙n发送的上行数据调度信息所对应的用于发送上行数据的时间是时隙n+k,其中k的取值是基站通过动态和/或半静态方式通知给UE的。
另一方面,上述由UE向基站发送调度请求,基站通过调度指示信息向UE指示用于发送上行数据的资源的方式可能对UE的上行数据的传输时间有影响。例如,UE在有上行数据传输需求的时候,需等待发送SR,基站指示上行数据调度信息这些过程才能真正发送上行数据,这些过程所经历的时间对UE上行数据传输时延产生影响。上行免许可(Uplink grant free,UL grant free),或者说免调度的上行数据传输可以有效解决URLLC技术对数据传输的可靠性和低时延的要求。使用UL grant free技术,终端设备的上行数据传输不再依赖于网络设备的动态通知。而是网络设备通过向终端设备发送预配置信息向终端设备配置发送UL grant free的上行数据的资源,当终端设备有上行数据传输需求时,不需要向基站发送调度请求并等待基站的调度指示信息,而在为自身预配置的资源上发送上行数据。
在5G URLLC中的上行数据传输中,可以采用上述基于SR调度,和基于UL grant free两种方式中的至少一种。
5G URLLC的下行数据传输:
下行数据传输是基于基站调度的。具体的调度流程是基站发送控制信道,比如物理下行控制信道(Physical Downlink Control Channel,PDCCH)或增强的物理下行控制信道(Enhanced PDCCH,EPDCCH),该控制信道可以承载下行数据信道,比如物理下行共享信道(Physical Downlink Shared Channel,PDSCH),或承载上行数据信道,比如物理上行共 享信道(Physical Uplink Shared Channel,PUSCH)的调度信息,该调度信息包括下行数据信道或者上行数据信道的控制信息,比如资源分配信息,调整编码方式等控制信息。UE在检测控制信道,并根据检测出的控制信道中承载的调度信息来进行下行数据信道的接收或上行数据信道的发送。
支持混合自动重传请求(Hybrid Automatic Repeat Request,HARQ)传输的情况下,UE在接收到下行数据后,如果接收正确,则UE在物理上行控制信道(Physical Uplink Control Channel,PUCCH)上发送确认(ACKnowledge,ACK)反馈信息,如果不正确,则在PUCCH上发送非确认(Negative ACKnowledgment,NACK)反馈信息。ACK反馈信息和NACK反馈信息统称为HARQ-ACK反馈信息。或者,HARQ-ACK反馈信息还可以包括ACK反馈信息、NACK反馈信息、不连续发送(Discontinuous Transmission,DTX)反馈信息。DTX反馈信息,如果UE在下行数据信道中没有接收到下行数据,则UE对该下行数据信道对应发送DTX反馈信息。基站接收到对下行数据的NACK反馈信息后,可对该下行数据做重传调度。基站接收到对下行数据的ACK反馈信息后,如果没有更多的下行数据待传输,则可暂停为该UE调度下行资源。
用于UE发送接收的下行数据对应HARQ-ACK信息的PUCCH资源可以是基站为该UE配置的资源。举例来说,该配置资源包括PUCCH占用的时间、频率、参考信号序列等至少一项。另外,该配置资源还可以包括PUCCH和PDSCH之间的时间间隔的备选值,或者包括PUCCH和PDCCH之间的时间间隔的备选值。基站在给UE调度下行数据时,如图2所示,在控制信道中可以指示用于反馈对应的下行数据的HARQ-ACK的PUCCH的时间位置的一个示意图。例如,指示该时间位置为PUCCH和PDSCH之间的时间间隔的备选值中的一个,或者指示该时间位置为PUCCH和PDCCH之间的时间间隔的备选值中的一个,或者直接指示该时间位置为PUCCH和PDCCH之间的时间间隔的取值。
无线***中的上行功率控制是非常重要的,通过上行功率控制,可以使得终端设备既保证发送上行数据的质量,又尽可能地减少对***和其他用户的干扰,延长终端设备电池的使用时间。基站通过功率控制可以使得上行传输适应不同的无线传输环境,包括路损,阴影,快速衰落,小区内及小区间其他终端设备的干扰等。基站对UE发送的每种上行信道的功率都有相应的控制机制,UE根据每种上行信道各自对应的功率控制机制确定各待发送信道的初始功率。当多个上行信道需要同时传输时,有可能根据功率控制结果确定这些多个上行信道的各自的初始功率之和大于允许UE发送的最大功率。此时,UE按照该多个上行信道的优先级对各信道的发送功率确定各信道的发送功率,并发送多个上行信道中发送功率不为0的上行信道。发送的功率是这些上行信道各自的发送功率。
现有技术中,当多个上行信道中包括PUCCH和PUSCH时,PUCCH和PUSCH的优先级关系为:PUCCH的优先级高于PUSCH;或者,不区分PUCCH和PUSCH,而是含有HARQ-ACK的信道的优先级高于不含有HARQ-ACK的信道。但是,对于5G的URLLC业务需求是上下行用户面时延均不能超过0.5ms且误码率不能超过0.001%。如果采用现有技术总是承载上行控制信息的信道的优先级高于不承载上行控制信息的信道的优先级,将导致5G URLLC上行业务的时延和可靠性需求得不到满足。
本申请主要应用的***架构或者场景如图3所示,包括接入网设备和终端设备。接入网设备和终端设备均可以工作在许可频段或免许可频段上的基站和终端设备。无论是许可频段,还是免许可频段,在本申请中,都可以包括一个或多个载波,许可频段和非许可频段进行载波聚合,可以包括许可频段包括的一个或多个载波与非许可频段包括的一个或多个载波进行载波聚合。在本申请中,提到的小区可以是基站对应的小区,小区可以属于宏基站,也可以属于小小区(small cell)对应的基站,这里的小小区可以包括:城市小区(Metro cell)、微小区(Micro cell)、微微小区(Pico cell)、毫微微小区(Femto cell)等,这些小小区具有覆盖范围小、发射功率低的特点,适用于提供高速率的数据传输服务。无线通信***中的载波上可以同时有多个小区同频工作,在某些特殊场景下,也可以认为无线通信***中的载波与小区的概念等同。例如在载波聚合场景下,当为终端设备配置辅载波时,会同时承载辅载波的载波索引和工作在该辅载波的辅小区的小区标识(Cell Identification,Cell ID),在这种情况下,可以认为载波与小区的概念等同,比如终端设备接入一个载波和接入一个小区是等同的。
接入网设备可以是LTE***、NR***或者授权辅助接入长期演进(Authorized auxiliary access long-term evolution,LAA-LTE)***中的演进型基站(Evolutional Node B,简称可以为eNB或e-NodeB)宏基站、微基站(也称为“小基站”)、微微基站、接入站点(Access Point,AP)、传输站点(Transmission Point,TP)或gNodeB(new generation Node B,新一代基站)等。终端设备可称之为终端设备(User Equipment,UE)、移动台(Mobile Station,MS)、移动终端(Mobile Terminal)、智能终端等,该终端设备可以经无线接入网(Radio Access Network,RAN)与一个或多个核心网进行通信。例如,终端设备可以是移动电话(或称为“蜂窝”电话)、具有移动终端的计算机等,终端设备还可以是便携式、袖珍式、手持式、计算机内置的或者车载的移动装置以及未来NR网络中的终端设备,它们与无线接入网交换语音或数据。对终端设备的说明:本申请中,终端设备还可以包括中继Relay,和基站可以进行数据通信的都可以看为终端设备,本申请中将以一般意义上的UE来介绍。
本申请技术方案主要应用于两个场景,其一为终端设备在第一时间段上承载上行信息的至少两个信道的初始功率之和大于终端设备的功率阈值的场景,那么,终端设备可以根据第一信道和第二信道的优先级确定第一信道和第二信道的发送功率,其中,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道;终端设备根据第一信道和第二信道的发送功率发送第一信道和第二信道中的至少一个信道。即终端设备需要根据每个信道的优先级,按照优先级从低到高的顺序依次缩减信道的发送功率并确定各信道的发送功率,使得缩减后的各信道的发送功率之和不大于终端设备的功率阈值,并在发送功率大于0的信道上发送其各自承载的上行信息。
其二为终端设备不能在第一时间段发送第一信道和第二信道的场景,那么,终端设备确定第一信道和第二信道中优先级较高的信道,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道;终端设备发送优先级较高的信道。终端设备不能在第一时间段发送第一信道和第二信道具体原因为终端设备的自身能力不支持同时在第一信道 和第二信道上发送承载的上行信息,或者,终端设备接收基站的配置信息,该配置信息指示终端设备不能同时在第一信道和第二信道上发送承载的上行信息,需要根据这两个信道的优先级,在优先级高的信道上发送承载的上行信息。
上述两个场景中,终端设备在第一时间段内待发送的信道包括至少两个信道,其中第一信道和第二信道是该至少两个信道中的信道。第一信道和第二信道均承载上行信息。如图3(a)所示,为在第一时间段上待发送第一信道和第二信道各自承载的上行信息的一个示意图。接入网设备在T1时间向终端设备发送下行数据,如PDSCH,该PDSCH对应的HARQ-ACK反馈信息在第一时间段的PUCCH上反馈。同时,接入网设备在T2时间向终端设备发送上行数据的调度指示信息,指示终端设备在第一时间段的PUSCH信道发送上行数据。或者,如图3(b)所示,为在第一时间段上待发送第一信道和第二信道各自承载的上行信息的另一个示意图。接入网设备在T1时间向终端设备发送下行数据,如PDSCH,该PDSCH对应的HARQ-ACK反馈信息在第一时间段的PUCCH上反馈。终端设备在第一时间段需要在免调度的PUSCH信道发送上行数据。这样,第一时间段内,终端设备待发送的信道包括PUCCH和PUSCH信道。
再举例来说,如图3(c)所示,为在第一时间段上待发送第一信道和第二信道各自承载的上行信息的另一个示意图。接入网设备在T1时间向终端设备发送上行数据的调度指示信息,指示终端设备在第一时间段的PUSCH信道发送第一上行数据。考虑URLLC上行业务传输的低时延性能需求,接入网设备在T2时间再向终端设备发送上行数据的调度指示信息,指示终端设备在第一时间段的另一个PUSCH信道发送第二上行数据。这样,在第一时间段内,终端设备待发送的信道包括两个PUSCH信道。
上行信息包括上行数据信息和或上行控制信息。上行控制信息包括HARQ-ACK,信道状态信息、调度请求信息等。根据承载在上行信道中的上行信息的种类确定上行信道之间的优先级可以使优先级较高的上行信息的传输得以保证。
在本申请中,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道。第一信道和第二信道各自在时间上的长度可以相等或者不相等。可选的,第一信道在时间上的资源和第二信道在时间上的资源完全重叠。或者,第一信道在时间上的资源和第二信道在时间上的资源部分重叠,第一时间段是第一信道和第二信道在时间上的重叠部分,或者第一时间段是第一信道的时间,或者第一时间段是第二信道的时间,或者是第一时间段是第一信道和第二信道在时间上的并集。如图3(d)所示,为第一信道、第二信道以及第一时间段的不同情况的举例示意图。
本申请实施例可以根据信道的优先级,来确定先发送哪个信道上承载的上行信息,和现有技术相比,发送上行控制信息的优先级高于发送上行数据的优先级的方案,本申请实施例更灵活,根据优先级的不同,使上行信息的传输满足业务时延和可靠性需求的目的。
下面可以以实施例的方式,对本申请技术方案做进一步的说明,如图4所示,为本申请实施例中提供的发送上行信息的方法的一个实施例示意图,是针对终端设备在第一时间段上承载上行信息的至少两个信道的初始功率之和大于终端设备的功率阈值的场景进行说明的,包括:
401、终端设备根据第一信道和第二信道的优先级确定第一信道和第二信道的发送功率,其中,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道,该至少两个信道的初始功率之和大于终端设备的功率阈值;
在本申请实施例中,终端设备根据第一信道和第二信道的优先级确定第一信道和第二信道的发送功率,其中,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道,该至少两个信道的初始功率之和大于终端设备的功率阈值。终端设备的功率阈值指的是终端设备发送该至少两个信道的功率之和所允许的最大值。可选的,该功率阈值和该终端设备的类型、该终端设备的功率回退指标、该至少两个信道所占用的频率资源的位置、该至少两个信道发送上行信息所使用的调制方式等中的至少一项相关。
由于承载上行信息的至少两个信道的初始功率之和大于终端设备的功率阈值的场景,那么,终端设备至少不能支持这至少两个信道时间上重叠的时间内按照各自的初始发送功率发送各自承载的上行信息,所以,终端设备就需要先根据这至少两个信道的优先级确定每个信道上用来承载上行信息的发送功率,使得第一信道、第二信道和至少两个信道中其他信道的发送功率之和小于等于功率阈值。即终端设备需要根据每个信道的优先级,按照优先级从低到高的顺序依次缩减信道的发送功率并确定各信道的发送功率,使得缩减后的各信道的发送功率之和不大于终端设备的功率阈值。
假设上述至少两个信道包括L(L≥2)个信道且包括第一信道和第二信道上述至少两个信道的初始功率之和为Q,即
Figure PCTCN2018085703-appb-000001
其中P i为第一信道集合中第i个信道的初始功率。
假设第一信道的初始发送功率为P 1,第二信道的初始发送功率为P 2,上述至少两个信道的初始功率之和Q大于该终端设备的功率阈值Q'。以第二信道的优先级高于第一信道为例,终端设备根据该优先级确定第一信道的发送功率为P 1',其中P 1'=W 1×P 1,其中0≤W 1<1。如果W 1在大于等于0小于1之间的一个取值可满足P 1'+P 2和上述至少两个信道中除第一信道和第二信道外的其它信道的发送功率之和不大于Q',则终端设备确定第二信道的发送功率为P 2。即终端设备确定第一信道的发送功率为P 1'=W 1×P 1,第二信道的发送功率为P 2。如果W 1在大于等于0小于1之间的任意取值都不满足P 1'+P 2和上述至少两个信道中除第一信道和第二信道外的其它信道的发送功率不大于Q',则终端设备确定第一信道的发送功率为P 1'=0,第二信道的发送功率为P 2'=W 2×P 2,其中0≤W 2<1,使得P 1'+P 2和上述至少两个信道中除第一信道和第二信道外的其它信道的发送功率不大于Q'。如果第一信道的优先级高于第二信道,终端设备根据该优先级确定第一信道的发送功率和第二信道的发送功率的方法是类似可推导的,这里不再赘述。如果第一信道的优先级等于第二信道,假设第一信道 的初始发送功率为P 1,第二信道的初始发送功率为P 2,上述至少两个信道的初始功率之和Q大于该终端设备的功率阈值Q'。终端设备根据该优先级确定第一信道的发送功率为P 1',确定第二信道的发送功率为P 2',其中P 1'=W×P 1,P 2'=W×P 2,其中0≤W<1。W的取值可满足P 1'+P 2'和上述至少两个信道中除第一信道和第二信道外的其它信道的发送功率之和不大于Q'。
示例性的,假设,终端设备在第一时间段有2个承载上行信息的信道,第一信道的初始功率为P 1、第二信道的初始功率为P 2,终端设备的功率阈值为Q',Q=P 1+P 2>Q',那么,终端设备可以根据第一信道和第二信道的优先级确定第一信道和第二信道的发送功率分别为P 1'和P 2',如果第二信道的优先级高于第一信道的优先级,可以包括:①若P 2>Q',那么,第一信道的发送功率P 1'为0,还需要缩减第二信道的发送功率P 2'=W 2×P 2,其中0≤W 2<1,使得P 2'≤Q';②若P 2=Q',那么,第一信道的发送功率P 1'为0,第二信道的发送功率P 2'=W 2×P 2,其中0≤W 2<1,使得P 2'≤Q';③若P 2<Q',那么,第一信道的发送功率P 1'=W 1×P 1,其中,0≤W 1<1,第二信道的发送功率P 2'=W 2×P 2,P 2'≤P 2,其中0≤W 2<1,使得P 2'+P 1'≤Q'。
假设,终端设备在第一时间段有3个承载上行信息的信道,第一信道的初始功率为P 1、第二信道的初始功率为P 2、第三信道的初始功率为P 3,终端设备的功率阈值为Q',Q=P 1+P 2+P 3>Q',那么,终端设备可以根据第一信道、第二信道和第三信道的优先级确定第一信道、第二信道和第三信道的发送功率,若第三信道的优先级高于第二信道的优先级,第二信道的优先级高于第一信道的优先级,可以包括:①若P 3>Q',那么,第一信道的发送功率P 1'为0,第二信道的发送功率P 2'也为0,还需要缩减第三信道的发送功率P 3'=W 3×P 3,其中,0≤W 3<1,使得P 3'≤Q';②若P 3=Q',那么,第一发送信道的发送功率P 1'为0,第二信道的发送功率P 2'为0,第三信道的发送功率P 3'=W 3×P 3,0≤W 3<1,使得P 3'≤Q';③若P 3<Q',那么,若P 3+P 2>Q',第一信道的发送功率P 1'为0,第二信道的发送功率P 2'=W 2×P 2,其中,0≤W 2<1,第三信道的发送功率P 3'≤P 3,其中,0≤W 3<1,使得P 3'+P 2'≤Q';若P 3+P 2=Q',第一信道的发送功率P 1'为0,第二信道的发送功率P 2'=W 2×P 2,其中,0≤W 2<1,第三信道的发送功率P 3'≤P 3,其中,0≤W 3<1,使得P 3'+P 2'≤Q';若P 3+P 2>Q',第一信道的发送功率P 1'=W 1×P 1,其中,0≤W 1<1,第二信道的发送功率P 2'=W 2×P 2,其中,0≤W 2<1,第三信道的发送功率P 3'≤P 3,其中,0≤W 3<1,使得P 3'+P 2'+P 1'≤Q'。
在下面的示例说明中,终端设备可以以用户设备UE为例来进行说明,接入网设备可以以基站为例来进行说明。其中,本实施例中,关于第一信道和第二信道的优先级情况可以是以下任意一种:
(1)第二信道的优先级高于第一信道的优先级,其中,承载在第一信道上的上行信息包括上行数据,承载在第二信道上的上行信息包括与终端设备接收的下行数据对应的NACK 反馈信息。
如果第二信道中承载有UE对接收的下行数据的NACK反馈信息,第一信道中承载有上行数据。由于URLLC业务紧急带来的较高时延要求,如果第二信道中传输的控制信息包括下行URLLC数据所对应的NACK反馈信息,基站通过接收UE发送的NACK反馈信息,向UE重新发送之前的下行URLLC数据的信息包,以便下行URLLC业务可以在规定的时延要求内达到规定的可靠性需求。因此,如果第二信道中承载有终端设备接收的下行数据对应的NACK反馈信息,该第二信道的优先级可以高于第一信道,使得UE的上行信息的传输满足下行URLLC业务的低时延高可靠性需求。
需要说明的是,如果上行信道中承载的上行信息有多种,则该上行信道的优先级由其所承载的上行信息中优先级最高的上行信息确定。采用本实施例(1)的方法,在同一个信道中,终端设备接收的下行数据对应的NACK反馈信息的优先级高于上行数据的优先级。
可选的,第一信道是UE用于发送免调度的上行数据的信道。
可选的,第一信道是上行共享信道,第二信道是上行控制信道。
可选的,承载在第二信道上的NACK反馈信息是对应于第一类型下行数据的NACK反馈信息,所述第一类型下行数据是时延要求小于第一阈值的下行数据。
(2)第一信道的优先级高于第二信道的优先级,其中,承载在第一信道上的上行信息包括上行数据,承载在第二信道上的上行信息包括与终端设备接收的下行数据对应的ACK反馈信息。
如果第二信道中承载有UE对接收的下行数据的ACK反馈信息,UE通过向基站发送ACK反馈信息指示的是基站向UE发送的下行URLLC数据的信息包已经在UE侧接收正确。那么UE即使不在当前马上向基站发送ACK反馈信息,也不会对下行URLLC业务在规定的时延要求内达到规定的可靠性需求的性能造成影响。因此在这种情况下,第二信道的优先级高于第一信道,可以在一定程度上保证上行URLLC业务是业务紧急带来的较高时延要求。
需要说明的是,如果上行信道中承载的上行信息有多种,则该上行信道的优先级由其所承载的上行信息中优先级最高的上行信息确定。采用本实施例(2)的方法,在同一信道中,上行数据的优先级高于终端设备接收的下行数据对应的ACK反馈信息的优先级。
可选的,第一信道是UE用于发送免调度的上行数据的信道。
可选的,第一信道是上行共享信道,第二信道是上行控制信道。
可选的,承载在第二信道上的ACK反馈信息是对应于第一类型下行数据的ACK反馈信息,所述第一类型下行数据是时延要求小于第一阈值的下行数据。
(3)若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的NACK反馈信息,承载在第二信道上的上行信息包括上行数据,则第一信道的优先级高于第二信道的优先级;若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的ACK反馈信息,承载在第二信道上的上行信息包括上行数据,则第二信道的优先级高于第一信道的优先级。
如果第一信道中承载有UE对接收的下行数据的NACK反馈信息,第二信道中承载有上行数据。由于URLLC业务紧急带来的较高时延要求,如果第一信道中传输的控制信息包括 下行URLLC数据所对应的NACK反馈信息,基站通过接收UE发送的NACK反馈信息,向UE重新发送之前的下行URLLC数据的信息包,以便下行URLLC业务可以在规定的时延要求内达到规定的可靠性需求。因此,如果第一信道中承载有终端设备接收的下行数据对应的NACK反馈信息,该第一信道的优先级可以高于第二信道,使得UE的上行信息的传输满足下行URLLC业务的低时延高可靠性需求。
如果第一信道中承载有UE对接收的下行数据的ACK反馈信息,UE通过向基站发送ACK反馈信息指示的是基站向UE发送的下行URLLC数据的信息包已经在UE侧接收正确。那么UE即使不在当前马上向基站发送ACK反馈信息,也不会对下行URLLC业务在规定的时延要求内达到规定的可靠性需求的性能造成影响。因此在这种情况下,第二信道的优先级高于第一信道,可以在一定程度上保证上行URLLC业务是业务紧急带来的较高时延要求。
因此,当UE发送的上行控制信息是对接收的下行数据的ACK反馈信息时,该承载上行控制信息的信道的优先级低于承载上行数据的信道的优先级,而当UE发送的上行控制信息是对接收的下行数据的NACK反馈信息时,该承载上行控制信息的信道的优先级高于承载上行数据的信道的优先级。这样,有利于同时兼顾下行URLLC和上行URLLC的低时延和高可靠性的服务需求。
需要说明的是,如果上行信道中承载的上行信息有多种,则该上行信道的优先级由其所承载的上行信息中优先级最高的上行信息确定。采用本实施例(3)的方法,在同一信道中,终端设备接收的下行数据对应的NACK反馈信息的优先级高于上行数据的优先级,上行数据的优先级高于终端设备接收的下行数据对应的ACK反馈信息的优先级。
可选的,第二信道是UE用于发送免调度的上行数据的信道。
可选的,第二信道是上行共享信道,第一信道是上行控制信道。
可选的,承载在第二信道上的NACK反馈信息和或ACK反馈信息是对应于第一类型下行数据的NACK反馈信息和或ACK反馈信息,所述第一类型下行数据是时延要求小于第一阈值的下行数据。
(4)若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第一类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第一信道的优先级高于第二信道的优先级,第一类型信道状态反馈信息为终端设备根据接收的第一下行数据对应的参考信号得到的信道状态信息;
若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第二类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第二信道的优先级高于第一信道的优先级,第二类型信道状态反馈信息为周期信道状态反馈信息,或者半持续信道状态反馈信息,或者终端设备根据接收的信道状态信息反馈参数发送的信道状态信息。
UE发送的信道状态反馈信息有不同的类型:
第一类型信道状态反馈信息为UE根据接收的第一下行数据对应的参考信号得到的信道状态信息。可选的,UE不需要对该第一下行数据解调解码即得到该第一类型信道状态信息。UE在对第一下行数据解调解码并获得该数据的HARQ-ACK信息之前,可通过该数据对应的参考信号快速获得第一类型信道状态信息。基站通过获取UE发送的第一类型的信道状 态信息可以据此第一类型信道状态信息对该数据之后的下行数据传输的调度参数做出快速调整,以达到下行URLLC数据传输的低时延高可靠性的需求。受益于第一类型信道状态信息的及时反馈和可能据此发生的调整对传输质量有很大的提高,可提升下行URLLC业务的服务质量。可选的,UE根据接收到第一类型下行数据确定发送第一类型信道状态反馈信息。可选的,第一类型下行数据是第一业务类型的数据。
第二类型信道状态反馈信息为周期信道状态反馈信息,或者半持续信道状态反馈信息,或者UE根据接收的信道状态信息反馈参数发送的信道状态信息。基站通过配置UE用于反馈信道状态信息的周期、时间偏移等,指示UE发送周期信道状态信息。该周期信道状态信息是根据预设的信道状态信息参考资源测量得到的。或者基站配置UE用于反馈信道状态信息的周期,并通过反馈激活信令指示UE开始反馈半持续的信道状态信息。虽然基站可通过UE发送的第二类型的信道状态反馈信息调整下行数据传输的调度参数,但第二类型的信道状态信息未必能及时反映信道状态的即时情况,因此难以满足下行URLLC数据传输的低时延高可靠性的需求。
如果第一信道中承载有第一类型信道状态反馈信息,第二信道中承载有上行数据。由于URLLC业务紧急带来的较高时延要求,如果第一信道中传输的控制信息包括第一类型信道状态反馈信息,基站通过接收UE发送的第一类型信道状态反馈信息,调整UE重复或者重新发送之前的下行URLLC数据的信息包的调度信息,以便下行URLLC业务可以在规定的时延要求内达到规定的可靠性需求。因此,如果第一信道中承载有第一类型信道状态反馈信息,该第一信道的优先级可以高于第二信道,使得UE的上行信息的传输满足下行URLLC业务的低时延高可靠性需求。
如果第一信道中承载有第二类型信道状态反馈信息,第二信道中承载有上行数据。如果第一信道中传输的控制信息包括第二类型信道状态反馈信息,基站通过接收UE发送的第二类型信道状态反馈信息,调整UE在后续调度该UE发送的下行数据的调度信息。因此,如果第一信道中承载有第二类型信道状态反馈信息对下行URLLC数据的时延要求内达到可靠性需求的影响不大,因此,该第一信道的优先级可以低于第二信道,使得UE的上行信息的传输满足上行URLLC业务的低时延高可靠性需求。
因此,当UE发送的上行控制信息是第二类型信道状态反馈信息时,该承载上行控制信息的信道的优先级低于承载上行数据的信道的优先级,而当UE发送的上行控制信息是第一类型信道状态反馈信息时,该承载上行控制信息的信道的优先级高于承载上行数据的信道的优先级。这样,有利于同时兼顾下行URLLC和上行URLLC的低时延和高可靠性的服务需求。
需要说明的是,如果上行信道中承载的上行信息有多种,则该上行信道的优先级由其所承载的上行信息中优先级最高的上行信息确定。采用本实施例(4)的方法,在同一信道中,第一类型信道状态反馈信息的优先级高于上行数据的优先级,上行数据的优先级高于第二类型信道状态反馈信息;或者,第一类型信道状态反馈信息的优先级高于第二类型信道状态反馈信息的优先级,和上行数据无关。
可选的,第二信道是UE用于发送免调度的上行数据的信道。
可选的,第二信道是上行共享信道,第一信道是上行控制信道。
可选的,承载在第一信道上的第一类型信道状态反馈信息是对应于第一类型下行数据的对应的参考信号得到的信道状态信息,所述第一类型下行数据是时延要求小于第一阈值的下行数据。
(5)第一信道的优先级高于第二信道的优先级,其中,承载在第一信道上的上行信息包括上行数据,承载在第二信道上的上行信息包括与终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息。
示例性的,由于URLLC业务是业务紧急带来的较高时延要求,第二信道中传输的上行控制信息包括与下行URLLC数据所对应的HARQ-ACK反馈信息和/或信道状态信息。应理解,这里的HARQ-ACK反馈信息包括ACK反馈信息或者NACK反馈信息或者DTX反馈信息。但无论上行控制信息包括HARQ-ACK反馈信息,和/或,信道状态信息,至少基站已经向UE发送了下行URLLC数据。而对于第一信道,如果其优先级比第二信道的优先级低,UE连发送上行URLLC数据的机会都没有。这种情况下,可以将第一信道的优先级设置为高于第二信道的优先级,有利于实现上行URLLC数据的低时延和高可靠性的服务需求。
需要说明的是,如果上行信道中承载的上行信息有多种,则该上行信道的优先级由其所承载的上行信息中优先级最高的上行信息确定。采用本实施例(5)的方法,在同一信道中,第一类型信道状态反馈信息的优先级高于上行数据的优先级,上行数据的优先级高于第二类型信道状态反馈信息;或者,下行数据所对应的HARQ-ACK反馈信息和/或信道状态信息的优先级高于上行数据的优先级。
可选的,第一信道是UE用于发送免调度的上行数据的信道。
可选的,第一信道是上行共享信道,第二信道是上行控制信道。
(6)第一信道的优先级等于第二信道的优先级,其中,承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的HARQ-ACK反馈信息,承载在第二信道中上的上行信息包括第一类型信道状态反馈信息,第一类型信道状态反馈信息为终端设备根据接收的第一下行数据对应的参考信号得到的信道状态信息。
可选的,UE不需要对该第一下行数据解调解码即得到该第一类型信道状态信息。UE在对第一下行数据解调解码并获得该数据的HARQ-ACK信息之前,可通过该数据对应的参考信号快速获得第一类型信道状态信息。基站通过获取UE发送的第一类型的信道状态信息可以据此第一类型信道状态信息对该数据之后的下行数据传输的调度参数做出快速调整,以达到下行URLLC数据传输的低时延高可靠性的需求。受益于第一类型信道状态信息的及时反馈和可能据此发生的调整对传输质量有很大的提高,可提升下行URLLC业务的服务质量。同样,UE反馈的对接收的第一下行数据或者其它下行数据解调解码并获得HARQ-ACK信息也对基站对当前时刻以后的下行数据调度下行数据传输的调度参数和传输的下行数据包的决策也有重要的作用。这种情况下,可以将第一信道的优先级设置为等于第二信道的优先级,有利于实现URLLC数据的低时延和高可靠性的服务需求。
需要说明的是,如果上行信道中承载的上行信息有多种,则该上行信道的优先级由其所承载的上行信息中优先级最高的上行信息确定。采用本实施例(6)的方法,在同一信道 中,第一类型信道状态反馈信息的优先级等于下行数据所对应的HARQ-ACK反馈信息的优先级。
(7)第二信道的优先级高于第一信道的优先级,其中,承载在第一信道上的上行信息的截止时间晚于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数大于承载在第二信道上的上行信息对应的数据的重复传输次数。
需要说明的是,第一信道和第二信道可以都为PUSCH,或者,第一信道和第二信道中其中一个为PUCCH,另一个为PUSCH,或者两个信道均为PUCCH。
无论下行传输还是上行传输都可能需要多次传输才能满足5G的URLLC业务的高可靠性需求。但是URLLC可能同时要求上下行用户面时延不能超过0.5ms。因此过多次数的重复传输如果超过了上行或者下行的时延上限,对于URLLC业务来说也是没有意义的。相应地,如果两个上行信道中的第一个信道对应的业务马上就要达到时延需求的截止时间的剩余时间,而第二个信道仅仅是多次传输中靠前的传输。在这种情况下,可以优先发送第一个信道,即在第一信道上发送对应的上行信息,以满足第一个信道对应的业务的服务需求。在第二个信道的截止时间到来之前,UE仍有机会再传第二个信道。所以,也就有了UE可以根据到达时延(时延)需求的截止时间的剩余时间确定第一信道和第二信道的优先级。具体的,剩余时间越少,优先级越高。但在图4所示的实施例中,如果承载在第一信道上的上行信息的截止时间不等于承载在第二信道上的上行信息的截止时间的情况,可以执行上述(7)的实现方式,如果承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间的情况,可以执行下述(8)-(12)任意一种可能的实现方式。或者,如果承载在第一信道上的上行信息对应的数据的剩余重复传输次数不等于承载在第二信道上的上行信息对应的数据的重复传输次数,可以执行上述(7)的实现方式,如果承载在第一信道上的上行信息对应的数据的剩余重复传输次数不等于承载在第二信道上的上行信息对应的数据的重复传输次数的情况,可以执行下述(8)-(12)任意一种可能的实现方式。
应理解,这里截止时间的剩余时间可以简称为截止时间,具体方法如下:
在这里“根据到达时延需求的截止时间的剩余时间确定优先级”,根据不同的信道,其所参考的截止时间和该信道中承载的上行信息对应。
1.如果一个信道中承载有HARQ-ACK反馈信息和/或信道状态信息,则该信道上的上行信息对应的截止时间是HARQ-ACK反馈信息对应的下行数据信息块的截止时间。下行数据信息块可以为传输块(transport block,TB)、编码块(code block,CB)、编码块组(code block group,CBG),其中,CB包含一组信息比特,该组信息比特一起用于一次信道编码,或者说,该组信息比特被发送设备一起进行信道编码,对应一个信道编码后的比特块;CBG至少包括一个编码块,可以包括多个编码块;TB包括至少一个CB,也可以包括至少一个CBG,本申请不做限定。假设PDSCH信息块的时延需求是1ms,则该PDSCH信息块的截止时间为该PDSCH初次传输开始之后1ms的时刻。发送该下行数据信息块的HARQ-ACK反馈信息和/或信道状态信息的信道的“根据到达时延需求的截止时间的剩余时间为该信道对应的 下行数据信息块的时间位置距离截止时间的剩余时间。或者,如果一个信道中承载有HARQ-ACK反馈信息和/或信道状态信息,则该信道对应的截止时间是HARQ-ACK反馈信息的截止时间。考虑下行数据信息块的时延需求,终端设备需要在HARQ-ACK反馈信息的截止时间前反馈HARQ-ACK信息,该HARQ-ACK信息对于实现下行URLLC业务的服务需求才有意义。因此,如果一个信道中承载有HARQ-ACK反馈信息和/或信道状态信息,则该信道上的上行信息对应的截止时间是HARQ-ACK的截止时间”。
如图5(a)为例,为承载在PUCCH上的上行信息的截止时间的一个示意图。下行数据PDSCH信息块的时延要求是在1ms内传输误码率在0.001%以下。D1-D5为一个PDSCH信息块的5次重复传输。对于U1处的PUCCH,其对应于PDSCH信息块的第一次传输D1。D1是该下行数据的第一次传输。D1距离该PDSCH信息块的截止时间还有1ms的时间,则U1处的PUCCH对应的到达时延需求的截止时间的剩余时间为1ms。同样,对于U3处的PUCCH,其对应于PDSCH信息块的D4。D4是该下行数据的第四次传输。D3距离该PDSCH信息块的截止时间还有(4*0.125)ms的时间,则U1处的PUCCH对应的到达时延需求的截止时间的剩余时间为(8*0.125)ms。应理解,这里的U1、U2、U3、U4和U5是对在PDSCH信道上发送的下行数据反馈的上行控制信息,即为HARQ-ACK反馈信息和/或信道状态信息。
2.对于基于SR调度的PUSCH
2.1对于URLLC的第一个上行数据包。其对应的截止时间是UE发送SR开始确定的该PUSCH信息块的截止时间。上行数据PUSCH信息块可以为传输块(transport block,TB)、编码块(code block,CB)、编码块组(code block group,CBG),其中,CB包含一组信息比特,该组信息比特一起用于一次信道编码,或者说,该组信息比特被发送设备一起进行信道编码,对应一个信道编码后的比特块;CBG至少包括一个编码块,可以包括多个编码块;TB包括至少一个CB,也可以包括至少一个CBG,本申请不做限定。假设PUSCH信息块的时延需求是1ms,则该PUSCH信息块的截止时间为UE发送SR开始之后1ms的时刻。
如图5(b)为例,为承载在PUSCH上的上行信息的截止时间的一个示意图。上行数据PUSCH信息块的时延要求是在1ms内传输误码率在0.001%以下。U0是UE发送SR的时间。则该PUSCH的时延需求的截止时间为U0开始的1ms后的时刻。U1对应于PUSCH信息块的第一次传输的时间。U1距离该PUSCH信息块的截止时间还有(6*0.125)ms的时间,则U1处的PUSCH对应的到达时延需求的截止时间的剩余时间为(6*0.125)ms。
2.2对于URLLC的第二个以及以后的上行数据包。其对应的截止时间是UE第一次发送该PUSCH信息块开始确定的该PUSCH信息块的截止时间。如图5(c)为例,为承载在PUSCH上的上行信息的截止时间的另一个示意图。上行数据PUSCH信息块的时延要求是在1ms内传输误码率在0.001%以下。U1对应于PUSCH信息块的第一次传输的时间。U1距离该PUSCH信息块的截止时间还有1ms的时间,则U1处的PUSCH对应的到达时延需求的截止时间的剩余时间为1ms。U3对应于PUSCH信息块的第三次传输的时间。U3距离该PUSCH信息块的截止时间还有(4*0.125)ms的时间,则U3处的PUSCH对应的到达时延需求的截止时间的剩余时间为(4*0.125)ms。
3.对于基于上行免授权(UL grant free)的PUSCH
UL grant free的PUSCH,其对应的截止时间是UE第一次发送该PUSCH信息块开始确定的该PUSCH信息块的截止时间。具体如2.2中的说明。
UE根据到达时延需求的截止时间的剩余时间确定第一信道和第二信道的优先级。具体举例如下。假设URLLC的下行数据信息块和上行数据信息块的传输时延要求均为在1ms内传输误码率在0.001%以下。
举例来说,UE根据信道中承载的信息到达时延需求截止时间的剩余时间确定第一信道和第二信道的优先级,如图5(d)为例,本申请实施例中根据上行信道承载的上行信息的截止时间确定第一信道和第二信道的优先级的示意图。第一PDSCH和第二PDSCH分别是两个PDSCH信息块。第一PDSCH和第二PDSCH各自可以通过多次传输实现URLLC下行业务的低时延和高可靠性需求。第一PUCCH和第二PUCCH分别用于反馈第一PDSCH和第二PDSCH的HARQ-ACK信息。
在Slot A,UE待发送的信道包括第一PUCCH和PUSCH。该第一PUCCH对应的截止时间是第一PDSCH的截止时间。该第一PDSCH距离其截止时间的时间还有(5*0.125)ms。该PUSCH距离其截止时间还有(8*0.125)ms。因此,在Slot A,第一PUCCH的优先级高于PUSCH。
在Slot B,UE待发送的信道包括第一PUCCH和PUSCH。该第一PUCCH对应的截止时间是第一PDSCH的截止时间。该第一PDSCH距离其截止时间的时间还有(3*0.125)ms。该PUSCH距离其截止时间还有(6*0.125)ms。因此,在Slot B,第一PUCCH的优先级高于PUSCH。
在Slot C,UE待发送的信道包括第二PUCCH和PUSCH。该第二PUCCH对应的截止时间是第二PDSCH的截止时间截止时间。该第而PDSCH距离其截止时间截止时间的时间还有(8*0.125)ms。该PUSCH距离其截止时间截止时间还有(5*0.125)ms。因此,在Slot C,PUSCH的优先级高于第一PUCCH。
需要说明的是,在上述5(a)-5(d)所示的示意图中,发送上行信息或者下行信息在一个子帧中的连续性不做限定。
UE根据到达时延需求的截止时间的剩余时间确定第一信道和第二信道的优先级。第二信道的优先级高于第一信道的优先级,其中,承载第一信道上的上行信息的截止时间晚于承载在第二信道上的上行信息的截止时间,有利于同时兼顾下行URLLC和上行URLLC的低时延和高可靠性的服务需求。
可选的,第一信道和第二信道的优先级可以根据承载在第一信道上的上行信息对应的数据的剩余重复传输次数和承载在第二信道上的上行信息对应的数据的重复传输次数确定。如果承载在第一信道上的上行信息对应的数据的剩余重复传输次数大于承载在第二信道上的上行信息对应的数据的重复传输次数,第二信道的优先级高于第一信道的优先级。反之亦然。
无论下行传输还是上行传输都可能需要多次重复传输才能满足5G的URLLC业务的高可靠性需求。但是URLLC可能同时要求上下行用户面时延不能超过0.5ms。如果两个上行信道中的第一个信道对应的业务马上就要达到最大重复传输次数,而第二个信道还有很多次 重复传输机会。在这种情况下,可以优先发送第一个信道,即在第一信道上发送对应的上行信息,以满足第一个信道对应的业务的服务需求。这样,有利于同时兼顾下行URLLC和上行URLLC的低时延和高可靠性的服务需求。
需要说明的是,如果上行信道中承载的上行信息有多种,则该上行信道的优先级由其所承载的上行信息中优先级最高的上行信息确定。采用本实施例(7)的方法,在同一信道中,截止时间较晚的上行信息的优先级低于截止时间较早的上行信息的优先级。
(8)第二信道的优先级高于第一信道的优先级,其中,承载在第一信道上的上行信息包括终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息,承载在第二信道上的上行信息包括上行数据;并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
(9)第二信道的优先级高于第一信道的优先级,其中,承载在第一信道上的上行信息包括上行数据,承载在第二信道上的上行信息包括与终端设备接收的下行数据对应的NACK反馈信息;并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
(10)第二信道的优先级高于第一信道的优先级,其中,承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的ACK反馈信息,承载在第二信道上的上行信息包括上行数据;并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
(11)若承载在该第一信道上的上行信息包括与该终端设备接收的下行数据对应的NACK反馈信息,承载在该第二信道上的上行信息包括上行数据,则该第一信道的优先级高于该第二信道的优先级;若承载在该第一信道上的上行信息包括与该终端设备接收的下行数据对应的ACK反馈信息,承载在该第二信道上的上行信息包括上行数据,则该第二信道的优先级高于该第一信道的优先级;并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
(12)若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第一类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第一信道的优先级高于第二信道的优先级,第一类型信道状态反馈信息为终端设备根据接收的第一下行数据对应的参考信号得到的信道状态信息;若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第二类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第二信道的优先级高于第一信道的优先级,第二类型信道状态反馈信息为周期信道状态反馈信息,或者半持续信道状态反馈信息,或者终端设备根据接收的信道状态信息反馈参数发送的信道状态信息。并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的 剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
在上述(8)-(12)的任意一种方案中,若承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数,可以根据(8)-(12)任意一种确定第一信道和第二信道的优先级。(8)、(9)、(10)、(11)、(12)的具体方法说明可分别参照(5)、(1)、(2)、(3)、(4),此处不再赘述。
进一步地,若承载在第一信道上的上行信息的截止时间不等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数不等于承载在第二信道上的上行信息对应的数据的重复传输次数,可以根据(7)确定第一信道和第二信道的优先级;若承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数,可以根据(8)-(12)任意一种确定第一信道和第二信道的优先级。
(13)第二信道的优先级高于第一信道的优先级,其中,承载在第一信道上的上行信息包括第一上行数据包,承载在第二信道上的上行信息包括第二上行数据包,第二上行数据包的到达时间晚于第一上行数据包的到达时间。
在上述(13)的方案中,具体的是,UE根据到达第一信道和第二信道各自和对应的业务数据的到达时间确定第一信道和第二信道的优先级。具体的,到达时间越晚,优先级越高。具体方法如下:
URLLC要求上行用户面时延不能超过0.5ms。另一方面,URLLC的业务产生是非周期突发的数据信息包。因此在UE发送第一个URLLC的上行数据信息包期间,可能UE有第二个URLLC上行数据信息包传输的需求。这样,一种可能的情况是在一个时间单元上,UE需要同时发送两个上行数据信息包。在这种情况下,如果UE的初始功率受限,需要通过优先级确定两个信道的发送功率。如图6(a)所示,为UE在第一时间段在第一PUSCH和第二PUSCH上发送承载的上行数据的示意图。
第一PUSCH和第二PUSCH分别是两个PUSCH信息块。第一PUSCH和第二PUSCH各自可以通过多次传输实现URLLC上行业务的低时延和高可靠性需求。第一PUSCH和第二PUSCH的包到达时间不同。
在Slot A,UE待发送的信道包括第一PUSCH和第二PUSCH。该第一PUSCH距离其包到达时长已有(3*0.125)ms,第二PUSCH距离其包到达时长是0ms。因此,在Slot A,第二PUCCH的优先级高于第一PUSCH。
在Slot B,UE待发送的信道包括第一PUSCH和第二PUSCH。该第一PUSCH距离其包到达时长已有(6*0.125)ms,第二PUSCH距离其包到达时长是(3*0.125)ms。因此,在Slot B,第二PUCCH的优先级高于第一PUSCH。
UE根据到达第一信道和第二信道各自对应的业务数据的到达时间的早晚确定第一信道和第二信道的优先级。满足了URLLC DL和UL对于低时延高可靠性的需求。需要说明的是,在上述某个时隙的“到达时长”的计算中,距离数据包的到达时长可以把那个时隙本身计 算在内,也可以不计算在内,具体不做限定。
需要说明的是,如果上行信道中承载的上行信息有多种,则该上行信道的优先级由其所承载的上行信息中优先级最高的上行信息确定。采用本实施例(13)的方法,到达时间较晚的上行信息的优先级高于到达时间较早的上行信息的优先级。
(14)第二信道的优先级高于第一信道的优先级,其中,第一信道是第一信令调度的信道,第二信道是第二信令调度的信道,终端设备接收第一信令的时间早于终端设备接收第二信令的时间。可选的,第一信令和第二信令中均包括用于指示第一时间段的时间位置的信息。
对于第一信道和第二信道各自对应有物理下行控制信息,如分别为第一物理下行控制信息和第二物理下行控制信息。假设基站发送第一物理下行控制信息的时间为第一时间,基站发送第二物理下行控制信息的时间为第二时间。如果第一时间晚于第二时间,则第一信道的优先级大于第二信道。基站发送第二物理下行控制信息之后,发送第一物理下行控制信息指示UE在和第二信道相同的时间上发送第一信道,则基站考虑到了第一信道和第二信道同时发生的情况,因此,在这种情况下,第二信道的优先级高于第一信道的优先级可以体现基站对UE的上行数据的调度策略。如图6(b)所示,为终端设备根据接收信令时间的早晚确定第一信道和第二信道的优先级的示意图。
采用本实施例(14)的方法,对应的调度信令较晚的上行信息的优先级高于对应的调度信令较早的上行信息的优先级。
(15)第二信道的优先级高于第一信道的优先级,其中,第一信道是免信令调度的信道,第二信道是信令调度的信道。
如果第一信道的调度类型是免信令调度,第二信道的调度类型是信令调度,则第二信道的优先级高于第一信道的优先级。
基站发送第一物理下行控制信息之后,UE根据自身上行数据的到达情况需要在和第一信道相同的时间上发送UL grant free的第二数据,说明该第二数据非常紧急。因此,在这种情况下,第二信道的优先级高于第一信道的优先级可以体现UE对上行URLLC数据发送的低时延需求原则。
需要说明的是,第一信道和第二信道的优先级的判定方式包括但不限于上述所提及的方案,其他确定第一信道和第二信道的优先级方式也在本申请实施例所保护的范围内。采用本实施例(15)的方法,信令调度的上行信息的优先级高于免信令调度的上行信息的优先级。
在上述(14)和(15)的方案中,UE根据到达第一信道和第二信道的调度类型确定第一信道和第二信道的优先级。其中调度类型包括信令调度类型和免信令调度类型。
对于信令调度的上行数据,指的是有物理下行控制信息指示其发送的上行数据。可选的,物理下行控制信息中包括指示该UE发送上行数据的触发指示、UE发送上行数据使用的时间和或频率资源、UE发送上行数据时使用的参考信号的资源等中的至少一项。可选的,物理下行控制信息中还包括UE发送上行数据的时间信息。举例来说,基站在第一时间发送该物理下行控制信息,该物理下行控制信息中包括时间偏置信息,UE接收该物理下行控制 信息后,可根据第一时间和该偏置信息确定其指示的上行数据的发送时间。
402、终端设备根据第一信道和第二信道的发送功率发送第一信道和第二信道中的至少一个信道。
在本申请实施例中,终端设备根据第一信道和第二信道的优先级确定第一信道和第二信道的发送功率之后,终端设备根据第一信道和第二信道的发送功率发送第一信道和第二信道中的至少一个信道。需要说明的是,发送第一信道和第二信道中的至少一个信道等同于在第一信道和第二信道中的至少一个信道上发送对应承载的上行信息。
可选的,终端设备根据第一信道和第二信道的发送功率发送第一信道和第二信道中的至少一个信道。如果第一信道和第二信道的发送功率均大于0,则终端设备发送第一信道和第二信道。如果第一信道和第二信道中只有一个信道的发送功率大于0,则终端设备发送该发送功率大于0的信道。
需要说明的是,终端设备根据第一信道和第二信道的优先级确定第一信道和第二信道的发送功率,根据第一信道和第二信道的发送功率发送第一信道和第二信道中的至少一个信道。终端设备根据第一信道和第二信道的发送功率发送第一信道和第二信道中的至少一个信道,可以指的是终端设备在第一信道和第二信道在时间上的资源重叠的时间内发送第一信道和第二信道中的至少一个信道,而在第一信道和第二信道在时间上的资源不重叠的时间内如何发送第一信道和第二信道不是本发明的保护范围。例如下图中第二种情况。终端设备根据第一信道和第二信道的发送功率在第一时间段内发送第一信道和第二信道中的至少一个信道。而对于终端设备如何在第一信道非第一时间段的时间发送第一信道不做限制。如上述图3(d)中1、2、6的情况。
或者,终端设备根据第一信道和第二信道的发送功率发送第一信道和第二信道中的至少一个信道,可以指的是终端设备在第一时间段内发送第一信道和第二信道中的至少一个信道。第一时间段可以包括第一信道和第二信道在时间上的资源不重叠的时间。如上述图3(d)中3、4、5的情况。
403、基站接收终端设备根据第一信道和第二信道的发送功率发送的第一信道和第二信道中的至少一个信道。
在本申请实施例中,终端设备根据第一信道和第二信道的发送功率发送的第一信道和第二信道中的至少一个信道,其中,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道,至少两个信道的初始功率之和大于终端设备的功率阈值。可选的,接入网设备根据第一信道和第二信道的优先级确定第一信道和第二信道的发送功率。应理解,关于第一信道和第二信道的优先级可以参考在步骤401中所描述的(1)-(15)中的任意方案,此处不再赘述。
在本申请实施例中,终端设备根据第一信道和第二信道的优先级确定第一信道和第二信道的发送功率,其中,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道,至少两个信道的初始功率之和大于终端设备的功率阈值;终端设备根据第一信道和第二信道的发送功率发送第一信道和第二信道中的至少一个信道。能够解决多个上行信道同时传输时,终端设备确定根据各信道的优先级确定各个信道的发送功率的问题, 以满足在5G场景下,URLLC对于时延和可靠性需求。其中,对于第一信道和第二信道的优先级,在上述的实施例中有详细介绍。本申请实施例更灵活,使上行信息的传输满足业务时延和可靠性需求的目的。
如图7所示,为本申请实施例中发送上行信息的方法的一个实施例示意图,是针对终端设备不能同时在第一时间段发送第一信道和第二信道的场景进行说明的,包括:
701、终端设备确定第一信道和第二信道中优先级较高的信道;
在本申请实施例中,所应用的是终端设备不能同时在第一时间段同时发送第一信道和第二信道的场景,需要根据第一信道和第二信道的优先级来确定在第一时间段中优先级较高的信道。其中,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道。
需要说明的是,UE确定不能同时在第一信道和第二信道上发送承载的上行信息,具体情况可以是UE接收基站发送的配置信息,该配置信息指示该UE不可以同时在第一信道和第二信道上发送承载的上行信息,也可以是UE本身的配置情况不支持在第一信道和第二信道上同时发送承载的上行信息。
示例性的,如果第一信道的优先级高于第二信道的优先级,那么UE在第一信道上向基站发送承载的上行信息,如果第二信道的优先级高于第一信道的优先级,那么UE在第二信道上向基站发送承载的上行信息。应理解,在实际应用中,在优先级较高的信道上发送承载的上行信息之前,还可能需要判断下该信道的初始功率和其它同时发送的信道的初始功率之和是否大于UE的功率阈值,若大于,可能还需要缩减该信道的发送功率,使得同时发送的信道的发送功率小于等于UE的功率阈值,再根据发送功率发送承载的上行信息;若小于等于,则不需要缩减,可直接在该信道上发送承载的上行信息。
其中,本实施例中,关于第一信道和第二信道的优先级情况可以是以下任意一种:
(1)第二信道的优先级高于第一信道的优先级,其中,承载在第一信道上的上行信息包括上行数据,承载在第二信道上的上行信息包括与终端设备接收的下行数据对应的NACK反馈信息。
(2)第一信道的优先级高于第二信道的优先级,其中,承载在第一信道上的上行信息包括上行数据,承载在第二信道上的上行信息包括与终端设备接收的下行数据对应的ACK反馈信息。
(3)若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的NACK反馈信息,承载在第二信道上的上行信息包括上行数据,则第一信道的优先级高于第二信道的优先级;若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的ACK反馈信息,承载在第二信道上的上行信息包括上行数据,则第二信道的优先级高于第一信道的优先级。
(4)若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第一类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第一信道的优先级高于第二信道的优先级,第一类型信道状态反馈信息为终端设备根据接收的第一下行数据对应的参考信号得到的信道状态信息;
若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第二类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第二信道的优先级高于第一信道的优先级,第二类型信道状态反馈信息为周期信道状态反馈信息,或者半持续信道状态反馈信息,或者终端设备根据接收的信道状态信息反馈参数发送的信道状态信息。
(5)第一信道的优先级高于第二信道的优先级,承载在第一信道上的上行信息包括上行数据,承载在第二信道上的上行信息包括与终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息;
其中,第一信道是免调度的信道;和/或,在第一时间段发送第一信道和第二信道中优先级较高的信道包括:在第一时间段发送第一信道,在第一信道上发送的上行信息不包括与终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息。
在上述(5)的方案中,如果PUSCH是免调度的信道,且用于承载上行数据;如果PUCCH中承载有对UE接收的下行数据对应的HARQ-ACK信息和/或信道状态信息;那么PUSCH的优先级高于PUCCH的优先级。
或者,如果PUSCH是免调度的信道,且用于承载上行数据,不用于承载上行控制信息,该上行控制信息包括UE接收的下行数据对应的HARQ-ACK信息和/或信道状态信息;如果PUCCH中承载有对UE接收的下行数据对应的HARQ-ACK信息和/或信道状态信息;那么PUSCH的优先级高于PUCCH的优先级。
或者,如果PUSCH用于承载上行数据,不用于承载上行控制信息,该上行控制信息包括UE接收的下行数据对应的HARQ-ACK信息和/或信道状态信息;如果PUCCH中承载有对UE接收的下行数据对应的HARQ-ACK信息和/或信道状态信息;那么PUSCH的优先级高于PUCCH的优先级。
(6)第一信道的优先级等于第二信道的优先级,其中,承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的HARQ-ACK反馈信息,承载在第二信道中上的上行信息包括第一类型信道状态反馈信息,第一类型信道状态反馈信息为终端设备根据接收的第一下行数据对应的参考信号得到的信道状态信息。
(7)第二信道的优先级高于第一信道的优先级,其中,承载在第一信道上的上行信息的截止时间晚于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数大于承载在第二信道上的上行信息对应的数据的重复传输次数。
在上述(7)的方案中,关于截止时间的确定,可以参考图4所示的实施例中关于5(a)-5(d)所示的示意图,所描述的关于PUCCH的截止时间和PUSCH的截止时间的确定,此处不再赘述。应理解,在图7所示的实施例(7)的可能性中,考虑的是承载在第一信道上的上行信息的截止时间晚于承载在第二信道上的上行信息的截止时间的情况。这里对承载在第一信道中上的上行信息和承载在第二信道中上的上行信息不做具体限定。
1)承载在第一信道上的上行信息的截止时间晚于承载在第二信道上的上行信息的截止时间,第二信道的优先级高于第一信道的优先级,具体说明如下:
假设承载在PUCCH信道上的截止时间还有(5*0.125)ms,承载在PUSCH信道上的截止 时间还有(3*0.125)ms,那么,第二信道的优先级高于第一信道的优先级。
2)承载在第一信道上的上行信息对应的数据的剩余重复传输次数大于承载在第二信道上的上行信息对应的数据的重复传输次数,第二信道的优先级高于第一信道的优先级,具体说明如下:
假设PUCCH中传输的上行信息剩余的传输次数为5次,而PUSCH中传输的上行信息剩余的传输次数只有2次,那么,PUSCH的优先级高于PUCCH的优先级。
(8)第二信道的优先级高于第一信道的优先级,其中,承载在第一信道上的上行信息包括终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息,承载在第二信道上的上行信息包括上行数据;并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
(9)第二信道的优先级高于第一信道的优先级,其中,承载在第一信道上的上行信息包括上行数据,承载在第二信道上的上行信息包括与终端设备接收的下行数据对应的NACK反馈信息;并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
(10)第二信道的优先级高于第一信道的优先级,其中,承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的ACK反馈信息,承载在第二信道上的上行信息包括上行数据;并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
(11)若承载在该第一信道上的上行信息包括与该终端设备接收的下行数据对应的NACK反馈信息,承载在该第二信道上的上行信息包括上行数据,则该第一信道的优先级高于该第二信道的优先级;若承载在该第一信道上的上行信息包括与该终端设备接收的下行数据对应的ACK反馈信息,承载在该第二信道上的上行信息包括上行数据,则该第二信道的优先级高于该第一信道的优先级;并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
(12)若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第一类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第一信道的优先级高于第二信道的优先级,第一类型信道状态反馈信息为终端设备根据接收的第一下行数据对应的参考信号得到的信道状态信息;若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第二类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第二信道的优先级高于第一信道的优先级,第二类型信道状态反馈信息为周期信道状态反馈信息,或者半持续信道状态反馈信息,或者终端设备根据接收的信道状态信息反馈参数发送的信道状态信息。并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的 剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
需要说明的是,在图7所示的实施例(8)-(12)任一一种可能性中,考虑的是承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间的情况,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数的情况,关于截止时间具体可以参考图5(a)-5(d)所示,此处不再赘述。
进一步地,若承载在第一信道上的上行信息的截止时间不等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数不等于承载在第二信道上的上行信息对应的数据的重复传输次数,可以根据(7)确定第一信道和第二信道的优先级;若承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数,可以根据(8)-(12)任意一种确定第一信道和第二信道的优先级。
(13)第二信道的优先级高于第一信道的优先级,其中承载在第一信道上的上行信息包括第一上行数据包,承载在第二信道上的上行信息包括第二上行数据包,第二上行数据包的到达时间晚于第一上行数据包的到达时间。
(14)第二信道的优先级高于第一信道的优先级,其中,第一信道是第一信令调度的信道,第二信道是第二信令调度的信道,UE接收第一信令的时间早于UE接收第二信令的时间。可选的,第一信令和第二信令中均包括用于指示第一时间段的时间位置的信息。
(15)第二信道的优先级高于第一信道的优先级,其中,第一信道是免信令调度的信道,第二信道是信令调度的信道。
其中,需要说明的是,上述(1)-(12)中所描述的方案是,第一信道和第二信道中一个是用来发送上行数据的信道,例如PUSCH,另一个是用来发送上行控制信息的信道,例如PUCCH,UE是怎么来判断第一信道和第二信道的优先级的;上述(13)-(15)中所描述的方案是,第一信道和第二信道都是用来发送上行数据的信道,例如PUSCH,UE是怎么来判断第一信道和第二信道的优先级的。
在上述(1)-(15)的技术方案中,(1)-(4)、(6)-(15)与实施例4中的步骤401中(1)-(4)和(6)-(15)的描述类似,可以参考步骤401的详细说明,此处不再赘述。
需要说明的是,第一信道和第二信道的优先级的判定方式包括但不限于上述所提及的几种方案,其他确定第一信道和第二信道的优先级方式也在本申请实施例所保护的范围内。
702、终端设备发送优先级较高的信道。
在本申请实施例中,终端设备确定第一信道和第二信道中优先级较高的信道之后,终端设备发送优先级较高的信道。需要说明的是,发送第一信道和第二信道中的至少一个信道等同于在第一信道和第二信道中的至少一个信道上发送对应的承载的上行信息。
需要说明的是,终端设备发送优先级较高的信道,可以指的是终端设备在第一信道和第二信道在时间上的资源重叠的时间内发送优先级较高的信道,而在第一信道和第二信道在时间上的资源不重叠的时间内如何发送第一信道和第二信道不是本申请的保护范围。例 如上述图3(d)中所示的第2种情况。终端设备根据第一信道和第二信道的发送功率在第一时间段内发送第一信道和第二信道中的至少一个信道。而对于终端设备如何在第一信道非第一时间段的时间发送第一信道不做限制。
可选的,如果终端设备确定第一信道和第二信道中优先级较高的信道为第二信道,终端设备在第一信道和第二信道的资源在时间上重叠的时间内发送第二信道。除了和第二信道的资源在时间上重叠的时间外,终端设备可在第一信道的资源其它时间发送第一信道承载的上行信息。或者,除了和第一信道的资源在时间上重叠的时间外,终端设备可在第二信道的资源其它时间发送第二信道承载的上行信息。
如图6(c)所示,为发送第一信道和第二信道中优先级较高的信道的示意图;举例,第一信道的资源在时间上是T1内的资源,第二信道的资源是时间上T2内的资源,第一信道和第二信道的资源在时间上重叠的时间为T2。UE确定第二信道的优先级高于第一信道,则UE在T2时间发送第二信道承载的上行信息,在T3时间内在第一信道的部分资源上发送第一信道承载的上行信息。
如果第一信道是免调度的上行信道,通常接入网设备预先为UE配置用于发送上行信息的第一信道资源。但是接入网设备并不知道UE在什么时间将占用第一信道资源发送上行信息。因此。通常UE在占用第一信道资源发送UL grant free的数据时,首先发送参考信号,方便接入网设备检测到UE占用了第一信道资源发送数据。或者UE在第一信道资源发送的参考信号还可能用于UL grant free的上行信息的解调的信道估计、上行发送定时调整等功能。但是如本实施例所示,如果在第一时间段内第一信道的优先级低于第二信道。则UE只能占用第一信道除第一时间段外其他时间上的资源。这样,UE在第一时间段根据第一信道和第二信道的优先级只能发送第二信道。在第一信道除第一时间段外的其它资源上。UE仍然需要首先发送参考信号才能满足接入网设备通过参考信号检测获知该UE发送了UL grant free的上行信息,以及执行该参考信号的其它功能。因此,第一时间段内第一信道和第二信道的优先级将影响第一信道内传输的上行信息的内容。
如图6(d)所示,为本申请实施例中第一信道的发送格式示意图;A所示为第一信道的发送格式。其中前面的资源用于UE发送参考,后面的资源用于UE发送上行数据。但是,如图6(e)所示,为本申请实施例中在第一时间段上发送第一信道和第二信道中优先级较高的一个示意图。如果第一信道靠前的资源和第二信道的资源在时间上重叠,第二信道的优先级高于第一信道,而且UE不能同时发送第一信道和第二信道。则UE在第一信道和第二信道的资源在时间上重叠的时间内发送第二信道。而在第一信道的剩余资源上发送参考信号和上行数据。可选的,第一信道时免调度的上行数据的信道。可选的,第一时间段为第一信道和第二信道的资源在时间上重叠部分的时间。UE在第一时间段发送第二信道而不发送第一信道。UE在第一信道除第一时间段外的资源发送第一信道承载的上行信息。可选的,UE在第一信道除第一时间段外的资源发送第一信道承载的上行信息包括,UE在第一信道除第一时间段外的资源首先发送参考信号。
703、接入网设备接收终端设备发送的第一信道和第二信道中优先级较高的信道。
在本申请实施例中,接收终端设备发送的第一信道和第二信道中优先级较高的信道第 一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道,终端设备在第一时间段不能同时发送第一信道和第二信道。应理解,关于第一信道和第二信道的优先级可以参考在步骤701中所描述的(1)-(15)中的任意方案,此处不再赘述。
在本申请实施例中,终端设备确定第一信道和第二信道中优先级较高的信道,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道,UE在第一时间段不能同时发送第一信道和第二信道。终端设备发送优先级较高的信道。接入网设备接收终端设备发送的第一信道和第二信道中优先级较高的信道。能够解决UE不支持两个信道同时发送承载的上行信息时,选择优先级较高的信道发送承载的上行信息,从而,以满足URLLC对于时延和可靠性需求。其中,对于第一信道和第二信道的优先级,在上述的实施例中有详细介绍。本申请实施例根据优先级的不同,有效的解决了上行信息的时延和可靠性。
上述对本申请实施例中发送上行信息的方法做了说明,下面对本申请实施例中终端设备和接入网设备进行说明,如图8所示,为本申请实施例中终端设备的一个实施例示意图,包括:
处理单元801,用于根据第一信道和第二信道的优先级确定第一信道和第二信道的发送功率,其中,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道,至少两个信道的初始功率之和大于终端设备的功率阈值;
收发单元802,用于根据第一信道和第二信道的发送功率发送第一信道和第二信道中的至少一个信道。
如图9所示,为本申请实施例中终端设备的另一个实施例示意图,包括:
处理单元901,用于确定第一信道和第二信道中优先级较高的信道,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道,终端设备在第一时间段不能同时发送第一信道和第二信道;
收发单元902,用于发送优先级较高的信道。
如图10所示,为本申请实施例中接入网设备的另一个实施例示意图,包括:
收发单元1001,用于接收终端设备根据第一信道和第二信道的发送功率发送的第一信道和第二信道中的至少一个信道,其中,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道,至少两个信道的初始功率之和大于终端设备的功率阈值。
可选的,在上述图10所示的基础上,如图11所示,为本申请实施例中接入网设备的另一个实施例示意图,接入网设备包括:
处理单元1002,用于根据第一信道和第二信道的优先级确定第一信道和第二信道的发送功率。
如图12所示,为本申请实施例中接入网设备的另一个实施例示意图,包括:
收发单元1201,用于接收终端设备发送的第一信道和第二信道中优先级较高的信道,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道,终端设备在第一时间段不能同时发送第一信道和第二信道。
可选的,在上述图8-12任意所示的实施例中,第二信道的优先级高于第一信道的优先级,其中,承载在第一信道上的上行信息包括上行数据,承载在第二信道上的上行信息包 括与终端设备接收的下行数据对应的NACK反馈信息。
可选的,在上述图8-12任意所示的实施例中,第一信道的优先级高于第二信道的优先级,其中,承载在第一信道上的上行信息包括上行数据,承载在第二信道上的上行信息包括与终端设备接收的下行数据对应的ACK反馈信息。
可选的,在上述图8-12任意所示的实施例中,若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的NACK反馈信息,承载在第二信道上的上行信息包括上行数据,则第一信道的优先级高于第二信道的优先级;若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的ACK反馈信息,承载在第二信道上的上行信息包括上行数据,则第二信道的优先级高于第一信道的优先级。
可选的,在上述图8、10或11的实施例中,第一信道的优先级高于第二信道的优先级,其中,承载在第一信道上的上行信息包括上行数据,承载在第二信道上的上行信息包括与终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息。
可选的,在上述图9或12的实施例中,第一信道的优先级高于第二信道的优先级,承载在第一信道上的上行信息包括上行数据,承载在第二信道上的上行信息包括与终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息;
其中,第一信道是免调度的信道;和/或,在第一时间段发送第一信道和第二信道中优先级较高的信道包括:在第一时间段发送第一信道,在第一信道上发送的上行信息不包括与终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息。
可选的,在上述图8-12任意所示的实施例中,第二信道的优先级高于第一信道的优先级,其中,承载在第一信道上的上行信息的截止时间晚于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数大于承载在第二信道上的上行信息对应的数据的重复传输次数。
可选的,在上述图8-12任意所示的实施例中,第二信道的优先级高于第一信道的优先级,其中,承载在第一信道上的上行信息包括终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息,承载在第二信道上的上行信息包括上行数据;并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
可选的,在上述图8-12任意所示的实施例中,第二信道的优先级高于第一信道的优先级,其中,承载在第一信道上的上行信息包括上行数据,承载在第二信道上的上行信息包括与终端设备接收的下行数据对应的NACK反馈信息;并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
可选的,在上述图8-12任意所示的实施例中,第二信道的优先级高于第一信道的优先级,其中,承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的ACK反馈信息,承载在第二信道上的上行信息包括上行数据;并且,承载在第一信道上的上行信息 的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
可选的,在上述图8-12任意所示的实施例中,
若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的NACK反馈信息,承载在第二信道上的上行信息包括上行数据,则第一信道的优先级高于第二信道的优先级;若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的ACK反馈信息,承载在第二信道上的上行信息包括上行数据,则第二信道的优先级高于第一信道的优先级;
并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
可选的,在上述图8-12任意所示的实施例中,
若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第一类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第一信道的优先级高于第二信道的优先级,第一类型信道状态反馈信息为终端设备根据接收的第一下行数据对应的参考信号得到的信道状态信息;
若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第二类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第二信道的优先级高于第一信道的优先级,第二类型信道状态反馈信息为周期信道状态反馈信息,或者半持续信道状态反馈信息,或者终端设备根据接收的信道状态信息反馈参数发送的信道状态信息。
并且,承载在第一信道上的上行信息的截止时间等于承载在第二信道上的上行信息的截止时间,或者,承载在第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在第二信道上的上行信息对应的数据的重复传输次数。
可选的,在上述图8-12任意所示的实施例中,第二信道的优先级高于第一信道的优先级,其中承载在第一信道上的上行信息包括第一上行数据包,承载在第二信道上的上行信息包括第二上行数据包,第二上行数据包的到达时间晚于第一上行数据包的到达时间。
可选的,在上述图8-12任意所示的实施例中,第二信道的优先级高于第一信道的优先级,其中,第一信道是第一信令调度的信道,第二信道是第二信令调度的信道,终端设备接收第一信令的时间早于终端设备接收第二信令的时间。
可选的,在上述图8-12任意所示的实施例中,第一信令和第二信令中均包括用于指示第一时间段的时间位置的信息。
可选的,在上述图8-12任意所示的实施例中,第二信道的优先级高于第一信道的优先级,其中,第一信道是免信令调度的信道,第二信道是信令调度的信道。
可选的,在上述图8、10或11所示的实施例中,第一信道、第二信道和至少两个信道中其他信道的发送功率之和小于等于功率阈值。
可选的,在上述图8-12任意所示的实施例中,
若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第一类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第一信道的优先级高于第二信道的优先级,第一类型信道状态反馈信息为终端设备根据接收的第一下行数据对应的参考信号得到的信道状态信息;
若承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的第二类型信道状态反馈信息,承载在第二信道上的上行信息包括上行数据,则第二信道的优先级高于第一信道的优先级,第二类型信道状态反馈信息为周期信道状态反馈信息,或者半持续信道状态反馈信息,或者终端设备根据接收的信道状态信息反馈参数发送的信道状态信息。
可选的,在上述图8-12任意所示的实施例中,
第一信道的优先级等于第二信道的优先级,其中,承载在第一信道上的上行信息包括与终端设备接收的下行数据对应的HARQ-ACK反馈信息,承载在第二信道中上的上行信息包括第一类型信道状态反馈信息。第一类型信道状态反馈信息为终端设备根据接收的第一下行数据对应的参考信号得到的信道状态信息。
如图13所示,为本申请实施例中终端设备的另一个实施例示意图,包括:
为了便于说明,仅示出了与本发明实施例相关的部分,具体技术细节未揭示的,请参照本发明实施例方法部分。该终端设备可以为包括手机、平板电脑、PDA(Personal Digital Assistant,个人数字助理)、POS(Point of Sales,销售终端)、车载电脑等任意终端设备,以终端设备为手机为例:
图13示出的是与本发明实施例提供的终端设备相关的手机的部分结构的框图。参考图13,手机包括:射频(Radio Frequency,RF)电路1310、存储器1320、输入单元1330、显示单元1340、传感器1350、音频电路1360、无线保真(wireless fidelity,WiFi)模块1370、处理器1380、以及电源1390等部件。本领域技术人员可以理解,图13中示出的手机结构并不构成对手机的限定,可以包括比图示更多或更少的部件,或者组合某些部件,或者不同的部件布置。
下面结合图13对手机的各个构成部件进行具体的介绍:
RF电路1310可用于收发信息或通话过程中,信号的接收和发送,特别地,将基站的下行信息接收后,给处理器1380处理;另外,将设计上行的数据发送给基站。通常,RF电路1310包括但不限于天线、至少一个放大器、收发信机、耦合器、低噪声放大器(Low Noise Amplifier,LNA)、双工器等。此外,RF电路1310还可以通过无线通信与网络和其他设备通信。上述无线通信可以使用任一通信标准或协议,包括但不限于全球移动通讯***(Global System of Mobile communication,GSM)、通用分组无线服务(General Packet Radio Service,GPRS)、码分多址(Code Division Multiple Access,CDMA)、宽带码分多址(Wideband Code Division Multiple Access,WCDMA)、长期演进(Long Term Evolution,LTE)、电子邮件、短消息服务(Short Messaging Service,SMS)等。
存储器1320可用于存储软件程序以及模块,处理器1380通过运行存储在存储器1320的软件程序以及模块,从而执行手机的各种功能应用以及数据处理。存储器1320可主要包括存储程序区和存储数据区,其中,存储程序区可存储操作***、至少一个功能所需的应 用程序(比如声音播放功能、图像播放功能等)等;存储数据区可存储根据手机的使用所创建的数据(比如音频数据、电话本等)等。此外,存储器1320可以包括高速随机存取存储器,还可以包括非易失性存储器,例如至少一个磁盘存储器件、闪存器件、或其他易失性固态存储器件。
输入单元1330可用于接收输入的数字或字符信息,以及产生与手机的用户设置以及功能控制有关的键信号输入。具体地,输入单元1330可包括触控面板1331以及其他输入设备1332。触控面板1331,也称为触摸屏,可收集用户在其上或附近的触摸操作(比如用户使用手指、触笔等任何适合的物体或附件在触控面板1331上或在触控面板1331附近的操作),并根据预先设定的程式驱动相应的连接装置。可选的,触控面板1331可包括触摸检测装置和触摸控制器两个部分。其中,触摸检测装置检测用户的触摸方位,并检测触摸操作带来的信号,将信号传送给触摸控制器;触摸控制器从触摸检测装置上接收触摸信息,并将它转换成触点坐标,再送给处理器1380,并能接收处理器1380发来的命令并加以执行。此外,可以采用电阻式、电容式、红外线以及表面声波等多种类型实现触控面板1331。除了触控面板1331,输入单元1330还可以包括其他输入设备1332。具体地,其他输入设备1332可以包括但不限于物理键盘、功能键(比如音量控制按键、开关按键等)、轨迹球、鼠标、操作杆等中的一种或多种。
显示单元1340可用于显示由用户输入的信息或提供给用户的信息以及手机的各种菜单。显示单元1340可包括显示面板1341,可选的,可以采用液晶显示器(Liquid Crystal Display,LCD)、有机发光二极管(Organic Light-Emitting Diode,OLED)等形式来配置显示面板1341。进一步的,触控面板1331可覆盖显示面板1341,当触控面板1331检测到在其上或附近的触摸操作后,传送给处理器1380以确定触摸事件的类型,随后处理器1380根据触摸事件的类型在显示面板1341上提供相应的视觉输出。虽然在图13中,触控面板1331与显示面板1341是作为两个独立的部件来实现手机的输入和输入功能,但是在某些实施例中,可以将触控面板1331与显示面板1341集成而实现手机的输入和输出功能。
手机还可包括至少一种传感器1350,比如光传感器、运动传感器以及其他传感器。具体地,光传感器可包括环境光传感器及接近传感器,其中,环境光传感器可根据环境光线的明暗来调节显示面板1341的亮度,接近传感器可在手机移动到耳边时,关闭显示面板1341和/或背光。作为运动传感器的一种,加速计传感器可检测各个方向上(一般为三轴)加速度的大小,静止时可检测出重力的大小及方向,可用于识别手机姿态的应用(比如横竖屏切换、相关游戏、磁力计姿态校准)、振动识别相关功能(比如计步器、敲击)等;至于手机还可配置的陀螺仪、气压计、湿度计、温度计、红外线传感器等其他传感器,在此不再赘述。
音频电路1360、扬声器1361,传声器1362可提供用户与手机之间的音频接口。音频电路1360可将接收到的音频数据转换后的电信号,传输到扬声器1361,由扬声器1361转换为声音信号输出;另一方面,传声器1362将收集的声音信号转换为电信号,由音频电路1360接收后转换为音频数据,再将音频数据输出处理器1380处理后,经RF电路1310以发送给比如另一手机,或者将音频数据输出至存储器1320以便进一步处理。
WiFi属于短距离无线传输技术,手机通过WiFi模块1370可以帮助用户收发电子邮件、浏览网页和访问流式媒体等,它为用户提供了无线的宽带互联网访问。虽然图13示出了WiFi模块1370,但是可以理解的是,其并不属于手机的必须构成,完全可以根据需要在不改变发明的本质的范围内而省略。
处理器1380是手机的控制中心,利用各种接口和线路连接整个手机的各个部分,通过运行或执行存储在存储器1320内的软件程序和/或模块,以及调用存储在存储器1320内的数据,执行手机的各种功能和处理数据,从而对手机进行整体监控。可选的,处理器1380可包括一个或多个处理单元;优选的,处理器1380可集成应用处理器和调制解调处理器,其中,应用处理器主要处理操作***、用户界面和应用程序等,调制解调处理器主要处理无线通信。可以理解的是,上述调制解调处理器也可以不集成到处理器1380中。
手机还包括给各个部件供电的电源1390(比如电池),优选的,电源可以通过电源管理***与处理器1380逻辑相连,从而通过电源管理***实现管理充电、放电、以及功耗管理等功能。
尽管未示出,手机还可以包括摄像头、蓝牙模块等,在此不再赘述。
在上述实施例中由终端设备所执行的步骤可以基于该图13所示的终端设备结构,此处不再赘述。
如图14所示,为本申请实施例中接入网设备的一个实施例示意图。
该接入网设备可因配置或性能不同而产生比较大的差异,可以包括一个或一个以***处理器(central processing units,CPU)1422(例如,一个或一个以上处理器)和存储器1432,一个或一个以上存储应用程序1442或数据1444的存储介质1430(例如一个或一个以上海量存储设备)。其中,存储器1432和存储介质1430可以是短暂存储或持久存储。存储在存储介质1430的程序可以包括一个或一个以上模块(图示没标出),每个模块可以包括对接入网设备中的一系列指令操作。更进一步地,中央处理器1422可以设置为与存储介质1430通信,在接入网设备上执行存储介质1430中的一系列指令操作。
接入网设备还可以包括一个或一个以上电源1426,一个或一个以上有线或无线网络接口1450,一个或一个以上输入输出接口1458,和/或,一个或一个以上操作***1441,例如Windows ServerTM,Mac OS XTM,UnixTM,LinuxTM,FreeBSDTM等等。
上述实施例中由接入网设备所执行的步骤可以基于该图14所示的接入网设备结构。
如图15所示,图15为本申请实施例中无线通信装置的一个实施例示意图。可以包括:
存储器1501,收发器1502,处理器1503,存储器1501、收发器1502和处理器1503通过总线连接;
存储器1501,用于存储操作指令;
处理器1503,用于通过调用操作指令,根据第一信道和第二信道的优先级确定第一信道和第二信道的发送功率,其中,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道,至少两个信道的初始功率之和大于终端设备的功率阈值;
收发器1502,用于根据第一信道和第二信道的发送功率发送第一信道和第二信道中的至少一个信道。
在上述实施例中由终端设备所执行的步骤也可以基于该图15所示的无线通信装置结构,此处不再赘述。
如图16所示,图16为本申请实施例中无线通信装置的一个实施例示意图。可以包括:
存储器1601,收发器1602,处理器1603,存储器1601、收发器1602和处理器1603通过总线连接;
存储器1601,用于存储操作指令;
处理器1603,用于通过调用操作指令,确定第一信道和第二信道中优先级较高的信道,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道,终端设备在第一时间段不能同时发送第一信道和第二信道;
收发器1602,用于发送优先级较高的信道。
上述实施例中由接入网设备所执行的步骤可以基于该图16所示的无线通信装置结构。
如图17所示,图17为本申请实施例中无线通信装置的一个实施例示意图。可以包括:
存储器1701,收发器1702,存储器1701和收发器1702通过总线连接;
存储器1701,用于存储操作指令;
收发器1702,用于通过调用操作指令,接收终端设备发送的第一信道和第二信道中优先级较高的信道,第一信道和第二信道为在第一时间段承载上行信息的至少两个信道中的信道,终端设备在第一时间段不能同时发送第一信道和第二信道。
在上述实施例中由终端设备所执行的步骤也可以基于该图17所示的无线通信装置结构,此处不再赘述。
在上述实施例中,可以全部或部分地通过软件、硬件、固件或者其任意组合来实现。当使用软件实现时,可以全部或部分地以计算机程序产品的形式实现。所述计算机程序产品包括一个或多个计算机指令。在计算机上加载和执行所述计算机程序指令时,全部或部分地产生按照本发明实施例所述的流程或功能。所述计算机可以是通用计算机、专用计算机、计算机网络、或者其他可编程装置。所述计算机指令可以存储在计算机可读存储介质中,或者从一个计算机可读存储介质向另一个计算机可读存储介质传输,例如,所述计算机指令可以从一个网站站点、计算机、服务器或数据中心通过有线(例如同轴电缆、光纤、数字用户线(DSL))或无线(例如红外、无线、微波等)方式向另一个网站站点、计算机、服务器或数据中心进行传输。所述计算机可读存储介质可以是计算机能够存取的任何可用介质或者是包含一个或多个可用介质集成的服务器、数据中心等数据存储设备。所述可用介质可以是磁性介质,(例如,软盘、硬盘、磁带)、光介质(例如,DVD)、或者半导体介质(例如固态硬盘Solid State Disk(SSD))等。
可选的,在本申请的一些实施例中,提供一种包含指令的计算机程序产品,当其在计算机上运行时,使得计算机执行如上述图5所示中终端设备所述的方法。
可选的,在本申请的一些实施例中,提供一种包含指令的计算机程序产品,当其在计算机上运行时,使得计算机执行如上述图5所示中接入网设备所述的方法。
可选的,在本申请的一些实施例中,提供一种包含指令的计算机程序产品,当其在计算机上运行时,使得计算机执行如上述图7所示中终端设备所述的方法。
可选的,在本申请的一些实施例中,提供一种包含指令的计算机程序产品,当其在计算机上运行时,使得计算机执行如上述图7所示中接入网设备所述的方法。
所属领域的技术人员可以清楚地了解到,为描述的方便和简洁,上述描述的***,装置和单元的具体工作过程,可以参考前述方法实施例中的对应过程,在此不再赘述。
在本申请所提供的几个实施例中,应该理解到,所揭露的***,装置和方法,可以通过其它的方式实现。例如,以上所描述的装置实施例仅仅是示意性的,例如,所述单元的划分,仅仅为一种逻辑功能划分,实际实现时可以有另外的划分方式,例如多个单元或组件可以结合或者可以集成到另一个***,或一些特征可以忽略,或不执行。另一点,所显示或讨论的相互之间的耦合或直接耦合或通信连接可以是通过一些接口,装置或单元的间接耦合或通信连接,可以是电性,机械或其它的形式。
所述作为分离部件说明的单元可以是或者也可以不是物理上分开的,作为单元显示的部件可以是或者也可以不是物理单元,即可以位于一个地方,或者也可以分布到多个网络单元上。可以根据实际的需要选择其中的部分或者全部单元来实现本实施例方案的目的。
另外,在本申请各个实施例中的各功能单元可以集成在一个处理单元中,也可以是各个单元单独物理存在,也可以两个或两个以上单元集成在一个单元中。上述集成的单元既可以采用硬件的形式实现,也可以采用软件功能单元的形式实现。
所述集成的单元如果以软件功能单元的形式实现并作为独立的产品销售或使用时,可以存储在一个计算机可读取存储介质中。基于这样的理解,本申请的技术方案本质上或者说对现有技术做出贡献的部分或者该技术方案的全部或部分可以以软件产品的形式体现出来,该计算机软件产品存储在一个存储介质中,包括若干指令用以使得一台计算机设备(可以是个人计算机,服务器,或者网络设备等)执行本申请各个实施例所述方法的全部或部分步骤。而前述的存储介质包括:U盘、移动硬盘、只读存储器(ROM,Read-Only Memory)、随机存取存储器(RAM,Random Access Memory)、磁碟或者光盘等各种可以存储程序代码的介质。
以上所述,以上实施例仅用以说明本申请的技术方案,而非对其限制;尽管参照前述实施例对本申请进行了详细的说明,本领域的普通技术人员应当理解:其依然可以对前述各实施例所记载的技术方案进行修改,或者对其中部分技术特征进行等同替换;而这些修改或者替换,并不使相应技术方案的本质脱离本申请各实施例技术方案的精神和范围。

Claims (26)

  1. 一种发送上行信息的方法,其特征在于,包括:
    终端设备根据第一信道和第二信道的优先级确定所述第一信道和所述第二信道的发送功率,其中,所述第一信道和所述第二信道为在第一时间段承载上行信息的至少两个信道中的信道,所述至少两个信道的初始功率之和大于所述终端设备的功率阈值;
    所述终端设备根据所述第一信道和所述第二信道的发送功率发送所述第一信道和所述第二信道中的至少一个信道。
  2. 一种发送上行信息的方法,其特征在于,包括:
    终端设备确定第一信道和第二信道中优先级较高的信道,所述第一信道和所述第二信道为在所述第一时间段承载上行信息的至少两个信道中的信道,所述终端设备在第一时间段不能同时发送所述第一信道和所述第二信道;
    所述终端设备发送所述优先级较高的信道。
  3. 一种接收上行信息的方法,其特征在于,包括:
    接入网设备接收终端设备发送的第一信道和第二信道中优先级较高的信道,所述第一信道和所述第二信道为在第一时间段承载上行信息的至少两个信道中的信道,所述终端设备在所述第一时间段不能同时发送所述第一信道和所述第二信道。
  4. 一种终端设备,其特征在于,包括:
    处理单元,用于根据第一信道和第二信道的优先级确定所述第一信道和所述第二信道的发送功率,其中,所述第一信道和所述第二信道为在第一时间段承载上行信息的至少两个信道中的信道,所述至少两个信道的初始功率之和大于所述终端设备的功率阈值;
    收发单元,用于根据所述第一信道和所述第二信道的发送功率发送所述第一信道和所述第二信道中的至少一个信道。
  5. 一种终端设备,其特征在于,包括:
    处理单元,用于确定第一信道和第二信道中优先级较高的信道,所述第一信道和所述第二信道为在所述第一时间段承载上行信息的至少两个信道中的信道,所述终端设备在第一时间段不能同时发送所述第一信道和所述第二信道;
    收发单元,用于发送所述优先级较高的信道。
  6. 一种接入网设备,其特征在于,包括:
    收发单元,用于接收终端设备发送的第一信道和第二信道中优先级较高的信道,所述第一信道和所述第二信道为在第一时间段承载上行信息的至少两个信道中的信道,所述终端设备在所述第一时间段不能同时发送所述第一信道和所述第二信道。
  7. 一种无线通信装置,其特征在于,包括:存储器,收发器,处理器,所述存储器、所述收发器和所述处理器通过总线连接;
    所述存储器,用于存储操作指令;
    所述处理器,用于通过调用所述操作指令,根据第一信道和第二信道的优先级确定所述第一信道和所述第二信道的发送功率,其中,所述第一信道和所述第二信道为在第一时间段承载上行信息的至少两个信道中的信道,所述至少两个信道的初始功率之和大于所述 终端设备的功率阈值;
    所述收发器,用于根据所述第一信道和所述第二信道的发送功率发送所述第一信道和所述第二信道中的至少一个信道。
  8. 一种无线通信装置,其特征在于,包括:存储器,收发器,处理器,所述存储器、所述收发器和所述处理器通过总线连接;
    所述存储器,用于存储操作指令;
    所述处理器,用于通过调用所述操作指令,确定第一信道和第二信道中优先级较高的信道,所述第一信道和所述第二信道为在所述第一时间段承载上行信息的至少两个信道中的信道,所述终端设备在第一时间段不能同时发送所述第一信道和所述第二信道;
    所述收发器,用于发送所述优先级较高的信道。
  9. 一种无线通信装置,其特征在于,包括:存储器,收发器,所述存储器和所述收发器通过总线连接;
    所述存储器,用于存储操作指令;
    所述收发器,用于通过调用所述操作指令,接收终端设备发送的第一信道和第二信道中优先级较高的信道,所述第一信道和所述第二信道为在第一时间段承载上行信息的至少两个信道中的信道,所述终端设备在所述第一时间段不能同时发送所述第一信道和所述第二信道。
  10. 根据权利要求1-3任一所述的方法或4-9任一所述的终端设备或接入网设备或无线通信装置,其特征在于,所述第二信道的优先级高于所述第一信道的优先级,其中,承载在所述第一信道上的上行信息包括上行数据,承载在所述第二信道上的上行信息包括与所述终端设备接收的下行数据对应的NACK反馈信息。
  11. 根据权利要求1-3任一所述的方法或4-9任一所述的终端设备或接入网设备或无线通信装置,其特征在于,所述第一信道的优先级高于所述第二信道的优先级,其中,承载在所述第一信道上的上行信息包括上行数据,承载在所述第二信道上的上行信息包括与所述终端设备接收的下行数据对应的ACK反馈信息。
  12. 根据权利要求1-3任一所述的方法或4-9任一所述的终端设备或接入网设备或无线通信装置,其特征在于,若承载在所述第一信道上的上行信息包括与所述终端设备接收的下行数据对应的NACK反馈信息,承载在所述第二信道上的上行信息包括上行数据,则所述第一信道的优先级高于所述第二信道的优先级;若承载在所述第一信道上的上行信息包括与所述终端设备接收的下行数据对应的ACK反馈信息,承载在所述第二信道上的上行信息包括上行数据,则所述第二信道的优先级高于所述第一信道的优先级。
  13. 根据权利要求1所述的方法、4或7所述的终端设备或无线通信装置,其特征在于,所述第一信道的优先级高于所述第二信道的优先级,其中,承载在所述第一信道上的上行信息包括上行数据,承载在所述第二信道上的上行信息包括与所述终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息。
  14. 根据权利要求2或3所述的方法、5或8所述的终端设备或无线通信装置、6或9所述的接入网设备或无线通信装置,其特征在于,所述第一信道的优先级高于所述第二信 道的优先级,承载在所述第一信道上的上行信息包括上行数据,承载在所述第二信道上的上行信息包括与所述终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息;
    其中,所述第一信道是免调度的信道;和/或,所述在第一时间段发送所述第一信道和所述第二信道中优先级较高的信道包括:在所述第一时间段发送所述第一信道,在所述第一信道上发送的上行信息不包括所述与所述终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息。
  15. 根据权利要求1-3任一所述的方法或4-9任一所述的终端设备或接入网设备或无线通信装置,其特征在于,所述第二信道的优先级高于所述第一信道的优先级,其中,承载在所述第一信道上的上行信息的截止时间晚于承载在所述第二信道上的上行信息的截止时间,或者,承载在所述第一信道上的上行信息对应的数据的剩余重复传输次数大于承载在所述第二信道上的上行信息对应的数据的重复传输次数。
  16. 根据权利要求1-3、15任一所述的方法或4-9任一所述的终端设备或接入网设备或无线通信装置,其特征在于,所述第二信道的优先级高于所述第一信道的优先级,其中,承载在所述第一信道上的上行信息包括所述终端设备接收的下行数据对应的HARQ-ACK反馈信息和/或信道状态信息,承载在所述第二信道上的上行信息包括上行数据;并且,承载在所述第一信道上的上行信息的截止时间等于承载在所述第二信道上的上行信息的截止时间,或者,承载在所述第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在所述第二信道上的上行信息对应的数据的重复传输次数。
  17. 根据权利要求1-3、15任一所述的方法或4-9任一所述的终端设备或接入网设备或无线通信装置,其特征在于,所述第二信道的优先级高于所述第一信道的优先级,其中,承载在所述第一信道上的上行信息包括上行数据,承载在所述第二信道上的上行信息包括与所述终端设备接收的下行数据对应的NACK反馈信息;并且,承载在所述第一信道上的上行信息的截止时间等于承载在所述第二信道上的上行信息的截止时间,或者,承载在所述第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在所述第二信道上的上行信息对应的数据的重复传输次数。
  18. 根据权利要求1-3、15任一所述的方法或4-9任一所述的终端设备或接入网设备或无线通信装置,其特征在于,所述第二信道的优先级高于所述第一信道的优先级,其中,承载在所述第一信道上的上行信息包括与所述终端设备接收的下行数据对应的ACK反馈信息,承载在所述第二信道上的上行信息包括上行数据;并且,承载在所述第一信道上的上行信息的截止时间等于承载在所述第二信道上的上行信息的截止时间,或者,承载在所述第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在所述第二信道上的上行信息对应的数据的重复传输次数。
  19. 根据权利要求1-3、15任一所述的方法或4-9任一所述的终端设备或接入网设备或无线通信装置,其特征在于,若承载在所述第一信道上的上行信息包括与所述终端设备接收的下行数据对应的NACK反馈信息,承载在所述第二信道上的上行信息包括上行数据,则所述第一信道的优先级高于所述第二信道的优先级;若承载在所述第一信道上的上行信 息包括与所述终端设备接收的下行数据对应的ACK反馈信息,承载在所述第二信道上的上行信息包括上行数据,则所述第二信道的优先级高于所述第一信道的优先级;
    并且,承载在所述第一信道上的上行信息的截止时间等于承载在所述第二信道上的上行信息的截止时间,或者,承载在所述第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在所述第二信道上的上行信息对应的数据的重复传输次数。
  20. 根据权利要求1-3任一所述的方法或4-9任一所述的终端设备或接入网设备或无线通信装置,其特征在于,
    若承载在所述第一信道上的上行信息包括与所述终端设备接收的下行数据对应的第一类型信道状态反馈信息,承载在所述第二信道上的上行信息包括上行数据,则所述第一信道的优先级高于所述第二信道的优先级,所述第一类型信道状态反馈信息为所述终端设备根据接收的第一下行数据对应的参考信号得到的信道状态信息;
    若承载在所述第一信道上的上行信息包括与所述终端设备接收的下行数据对应的第二类型信道状态反馈信息,承载在所述第二信道上的上行信息包括上行数据,则所述第二信道的优先级高于所述第一信道的优先级,所述第二类型信道状态反馈信息为周期信道状态反馈信息,或者半持续信道状态反馈信息,或者所述终端设备根据接收的信道状态信息反馈参数发送的信道状态信息。
  21. 根据权利要求1-3任一所述的方法或4-9任一所述的终端设备或接入网设备或无线通信装置,其特征在于,
    若承载在所述第一信道上的上行信息包括与所述终端设备接收的下行数据对应的第一类型信道状态反馈信息,承载在所述第二信道上的上行信息包括上行数据,则所述第一信道的优先级高于所述第二信道的优先级,所述第一类型信道状态反馈信息为所述终端设备根据接收的第一下行数据对应的参考信号得到的信道状态信息;
    若承载在所述第一信道上的上行信息包括与所述终端设备接收的下行数据对应的第二类型信道状态反馈信息,承载在所述第二信道上的上行信息包括上行数据,则所述第二信道的优先级高于所述第一信道的优先级,所述第二类型信道状态反馈信息为周期信道状态反馈信息,或者半持续信道状态反馈信息,或者所述终端设备根据接收的信道状态信息反馈参数发送的信道状态信息;
    并且,承载在所述第一信道上的上行信息的截止时间等于承载在所述第二信道上的上行信息的截止时间,或者,承载在所述第一信道上的上行信息对应的数据的剩余重复传输次数等于承载在所述第二信道上的上行信息对应的数据的重复传输次数。
  22. 根据权利要求1-3任一所述的方法或4-9任一所述的终端设备或接入网设备或无线通信装置,其特征在于,所述第二信道的优先级高于所述第一信道的优先级,其中,承载在所述第一信道上的上行信息包括第一上行数据包,承载在所述第二信道上的上行信息包括第二上行数据包,所述第二上行数据包的到达时间晚于所述第一上行数据包的到达时间。
  23. 根据权利要求1-3任一所述的方法或4-9任一所述的终端设备或接入网设备或无线通信装置,其特征在于,所述第二信道的优先级高于所述第一信道的优先级,其中,所 述第一信道是第一信令调度的信道,所述第二信道是第二信令调度的信道,所述终端设备接收所述第一信令的时间早于所述终端设备接收所述第二信令的时间。
  24. 根据权利要求1-3任一所述的方法或4-9任一所述的终端设备或接入网设备或无线通信装置,其特征在于,所述第二信道的优先级高于所述第一信道的优先级,其中,所述第一信道是免信令调度的信道,所述第二信道是信令调度的信道。
  25. 一种计算机可读存储介质,所述计算机可读存储介质中存储有指令,当其在计算机上运行时,使得计算机执行所述权利要求1至3以及10至24中任一项所述的方法。
  26. 一种包含指令的计算机程序产品,当其在计算机上运行时,使得计算机执行所述权利要求1至3以及10至24中任一项所述的方法。
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