WO2018202159A1 - Procédé de transmission d'informations en liaison montante équipement terminal et dispositif d'acces réseau - Google Patents

Procédé de transmission d'informations en liaison montante équipement terminal et dispositif d'acces réseau 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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Prior art keywords
channel
uplink
terminal device
priority
uplink information
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PCT/CN2018/085703
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English (en)
Chinese (zh)
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闫志宇
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华为技术有限公司
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
    • H04W72/566—Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient
    • H04W72/569—Allocation or scheduling criteria for wireless resources based on priority criteria of the information or information source or recipient of the traffic information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/32—TPC of broadcast or control channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/50—Allocation or scheduling criteria for wireless resources
    • H04W72/56—Allocation or scheduling criteria for wireless resources based on priority criteria
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/30—TPC using constraints in the total amount of available transmission power
    • H04W52/32—TPC of broadcast or control channels
    • H04W52/325—Power 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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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Les modes de réalisation de la présente invention concernent un procédé de transmission d'informations en liaison montante qui garantit que la transmission d'informations en liaison montante satisfait des exigences de latence et de fiabilité de service selon différentes priorités. Le procédé selon les modes de réalisation de la présente invention comprend les étapes suivantes : un équipement terminal détermine les puissances de transmission d'un premier canal et d'un second canal en fonction des priorités du premier canal et du second canal, le premier canal et le second canal étant des canaux parmi au moins deux canaux qui transportent des informations en liaison montante dans une première période, et la somme des puissances initiales desdits au moins deux canaux est supérieure à un seuil de puissance de l'équipement terminal; et l'équipement terminal transmet au moins un des premier et second canaux en fonction des puissances de transmission du premier canal et du second canal.
PCT/CN2018/085703 2017-05-05 2018-05-04 Procédé de transmission d'informations en liaison montante équipement terminal et dispositif d'acces réseau WO2018202159A1 (fr)

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