WO2023051252A1 - 信息传输方法及装置 - Google Patents
信息传输方法及装置 Download PDFInfo
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- WO2023051252A1 WO2023051252A1 PCT/CN2022/118774 CN2022118774W WO2023051252A1 WO 2023051252 A1 WO2023051252 A1 WO 2023051252A1 CN 2022118774 W CN2022118774 W CN 2022118774W WO 2023051252 A1 WO2023051252 A1 WO 2023051252A1
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- 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
- H04W52/02—Power saving arrangements
- H04W52/0209—Power saving arrangements in terminal devices
- H04W52/0212—Power saving arrangements in terminal devices managed by the network, e.g. network or access point is master and terminal is slave
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
- H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
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- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
- H04W72/232—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Definitions
- the present disclosure relates to the communication field, and more specifically, to an information transmission method and device.
- the power consumption of terminal equipment is an important aspect of user experience, and one of the factors that cause serious power consumption of terminal equipment is the downlink control channel (Physical Downlink Control Channel, PDCCH) from network equipment. monitor. Therefore, it is necessary to provide a solution to reduce unnecessary PDCCH monitoring as much as possible.
- PDCCH Physical Downlink Control Channel
- Embodiments of the present disclosure provide a monitoring indication solution, which can reduce terminal equipment's monitoring of the PDCCH, thereby reducing power consumption.
- an information transmission method includes: the terminal device receives first monitoring combination indication information from the network device, the first monitoring combination indication information indicates at least two candidate monitoring behaviors; the terminal device receives downlink control information DCI from the network device, and the DCI indicates the terminal device The monitoring behavior is one of at least two candidate monitoring behaviors; and the terminal device performs the monitoring behavior of the downlink control channel PDCCH based on the first monitoring combination indication information and the DCI.
- the terminal device can determine the monitoring behavior based on the configured monitoring combination indication and DCI, thereby effectively reducing the power consumption of the terminal device and reducing the implementation complexity of the terminal device.
- the terminal device receiving the first interception combination indication information from the network device includes: the terminal device receiving the first interception combination indication information from the network device, the first interception combination indication information indicating one of the following: Item: the first listening combination, including the first candidate listening behavior and the second candidate listening behavior, the second listening combination, including the second candidate listening behavior, the third candidate listening behavior, and the fourth candidate listening behavior, and the third listening combination, including The second candidate listening behavior, the third candidate listening behavior, the fourth candidate listening behavior and the fifth candidate listening behavior, the fourth listening combination, including the third candidate listening behavior and the fourth candidate listening behavior, or the fifth listening combination, including the first Three candidate monitoring behaviors, the fourth candidate monitoring behavior and the fifth candidate monitoring behavior, and wherein the first candidate monitoring behavior indicates monitoring the PDCCH according to the configured search space set, and the second candidate monitoring behavior indicates stopping monitoring the PDCCH within a preset time period,
- the third candidate monitoring behavior means monitoring the PDCCH according to the search space set in the first search space set group, the fourth candidate monitoring behavior means monitoring the PDC
- each monitoring combination may include at least two candidate monitoring behaviors that are not mutually exclusive, so as to avoid unreasonable arbitrary indications.
- the first monitoring combination indication information indicates the first monitoring combination, the second monitoring combination or the third monitoring combination, and further includes: the terminal device receives the indication information for a preset time period from the network device .
- the method further includes: the terminal device determines the interception behavior from at least two candidate interception behaviors based on the DCI.
- the first intercept combination indication information indicates the intercept combination of the first bandwidth part BWP, and further includes: the terminal device receives the second intercept combination indication information from the network device, and the second intercept combination indication information Indicates the listening combination of the second BWP.
- monitoring combinations can be configured for different BWPs, thereby realizing flexible configuration for different BWPs.
- the listening combination of the first BWP is the same as the listening combination of the second BWP.
- the first intercept combination indication information indicates the intercept combination of the first cell
- monitoring combinations can be configured for different cells respectively, thereby realizing flexible configuration for different cells.
- the listening combination of the first cell is the same as the listening combination of the second cell.
- the method further includes: the terminal device sends supported interception combination information to the network device, where the supported interception combination information indicates the interception combination supported by the terminal device.
- the terminal device can inform the network device of the supported interception combination, so as to ensure that the interception combination indicated by the first interception combination indication information sent by the network device is supported by the terminal device, and ensure the accuracy of the information.
- the listening behavior is used for the set of type 3 common search spaces and the set of terminal-device specific search spaces.
- an information transmission method includes: the network device sends the first interception combination indication information to the terminal equipment, and the first interception combination indication information indicates at least two candidate interception behaviors; and the network equipment sends downlink control information DCI to the terminal equipment for the terminal equipment based on The first monitoring combination indication information and the DCI implement the monitoring behavior of the downlink control channel PDCCH, and the monitoring behavior is one of at least two candidate monitoring behaviors.
- the network device sending the first interception combination indication information to the terminal device includes: the network device sending the first interception combination indication information to the terminal device, and the first interception combination indication information indicates one of the following:
- the first listening combination includes the first candidate listening behavior and the second candidate listening behavior
- the second listening combination includes the second candidate listening behavior, the third candidate listening behavior and the fourth candidate listening behavior
- the third listening combination includes the second Candidate listening behavior, third candidate listening behavior, fourth candidate listening behavior and fifth candidate listening behavior, fourth listening combination including third candidate listening behavior and fourth candidate listening behavior, or fifth listening combination including third candidate monitoring behavior, the fourth candidate monitoring behavior and the fifth candidate monitoring behavior
- the first candidate monitoring behavior means monitoring the PDCCH according to the configured search space set
- the second candidate monitoring behavior means stopping monitoring the PDCCH within a preset time period
- the third The candidate listening behavior means monitoring the PDCCH according to the search space set in the first search space set group
- the fourth candidate listening behavior means monitoring the PDCCH according to the search space set in the second search space set group
- the first interception combination indication information indicates the first interception combination, the second interception combination or the third interception combination, and further includes: the network device sends the indication information for a preset time period to the terminal device.
- the first intercept combination indication information indicates the intercept combination of the first bandwidth part BWP
- the listening combination of the first BWP is the same as the listening combination of the second BWP.
- the first intercept combination indication information indicates the intercept combination of the first cell
- the listening combination of the first cell is the same as the listening combination of the second cell.
- the network device receives the supported interception combination information from the terminal device, the supported interception combination information indicates the interception combination supported by the terminal device, and the first interception combination indication information indicates The monitoring combination belongs to the monitoring combination supported by the terminal device.
- the listening behavior is used for both the set of type 3 common search spaces and the set of end-device specific search spaces.
- a communication device in a third aspect, includes: a first receiving module, configured to receive first interception combination indication information from a network device, where the first interception combination indication information indicates at least two candidate interception behaviors; a second receiving module, configured to receive information from a network device
- the downlink control information DCI the DCI indicates the monitoring behavior of the communication device, and the monitoring behavior is one of at least two candidate monitoring behaviors; and the execution module is configured to execute the downlink based on the first monitoring combination indication information and the DCI monitoring behavior of the channel control channel PDCCH.
- the first receiving module is configured to receive the first interception combination indication information from the network device, and the first interception combination indication information indicates one of the following: the first interception combination, including the first The candidate monitoring behavior and the second candidate monitoring behavior, the second monitoring combination, including the second candidate monitoring behavior, the third candidate monitoring behavior and the fourth candidate monitoring behavior, the third monitoring combination, including the second candidate monitoring behavior, the third candidate monitoring behavior Behavior, the fourth candidate listening behavior and the fifth candidate listening behavior, the fourth listening combination including the third candidate listening behavior and the fourth candidate listening behavior, or the fifth listening combination including the third candidate listening behavior and the fourth candidate listening behavior and the fifth candidate monitoring behavior, and the first candidate monitoring behavior means monitoring the PDCCH according to the configured search space set, the second candidate monitoring behavior means stopping monitoring the PDCCH within a preset time period, and the third candidate monitoring behavior means monitoring the PDCCH according to the first search space set The search space set in the set group monitors the PDCCH, the fourth candidate monitor behavior indicates to monitor the PDCCH according to the search space set in the second search
- the first monitoring combination indication information indicates the first monitoring combination, the second monitoring combination or the third monitoring combination
- the communication device further includes a third receiving module configured to: receive Instructions for the preset time period.
- it further includes a determining module configured to: determine the listening behavior from at least two candidate listening behaviors based on the DCI.
- the first intercept combination indication information indicates the intercept combination of the first bandwidth part BWP
- the first receiving module is further configured to: receive the second intercept combination indication information from the network device, the second The monitoring combination indication information indicates the monitoring combination of the second BWP.
- the listening combination of the first BWP is the same as the listening combination of the second BWP.
- the first monitoring combination indication information indicates the monitoring combination of the first cell
- the first receiving module is further configured to: receive the third monitoring combination indication information from the network device, the third monitoring combination The indication information indicates the monitoring combination of the second cell.
- the listening combination of the first cell is the same as the listening combination of the second cell.
- it further includes a sending module configured to: send supported intercept combination information to the network device, where the supported intercept combination information indicates the intercept combinations supported by the communication device.
- the listening behavior is used for the set of type 3 public search spaces and the set of terminal-device-specific search spaces.
- a communication device in a fourth aspect, includes: a first sending module, configured to send the first monitoring combination indication information to the terminal device, where the first monitoring combination indication information indicates at least two candidate monitoring behaviors; and a second sending module, configured to send the first monitoring combination indication information to the terminal device
- the downlink control information DCI is used for the terminal device to perform a monitoring behavior of the downlink control channel PDCCH based on the first monitoring combination indication information and the DCI, where the monitoring behavior is one of at least two candidate monitoring behaviors.
- the first sending module is configured to send the first interception combination indication information to the terminal device, the first interception combination indication information indicating one of the following: the first interception combination, including the first candidate Listening behavior and second candidate listening behavior, the second listening combination, including the second candidate listening behavior, the third candidate listening behavior and the fourth candidate listening behavior, the third listening combination, including the second candidate listening behavior, the third candidate listening behavior , the fourth candidate monitoring behavior and the fifth candidate monitoring behavior, the fourth monitoring combination, including the third candidate monitoring behavior and the fourth candidate monitoring behavior, or the fifth monitoring combination, including the third candidate monitoring behavior, the fourth candidate monitoring behavior and The fifth candidate monitoring behavior, and the first candidate monitoring behavior means monitoring the PDCCH according to the configured search space set, the second candidate monitoring behavior means stopping monitoring the PDCCH within a preset time period, and the third candidate monitoring behavior means monitoring the PDCCH according to the first search space set The search space set in the group monitors the PDCCH, the fourth candidate monitoring behavior indicates monitoring the PDCCH according to the search space set in the second search space
- the first interception combination indication information indicates the first interception combination, the second interception combination or the third interception combination
- the communication device further includes a third sending module configured to: send to the terminal device Instructions for preset time periods.
- the first monitoring combination indication information indicates the monitoring combination of the first bandwidth part BWP
- the first sending module is further configured to: send the second monitoring combination indication information to the terminal device, and the second monitoring The combination indication information indicates the monitoring combination of the second BWP.
- the listening combination of the first BWP is the same as the listening combination of the second BWP.
- the first monitoring combination indication information indicates the monitoring combination of the first cell
- the first sending module is further configured to: send the third monitoring combination indication information to the terminal device, the third monitoring combination indication The information indicates the listening combination of the second cell.
- the listening combination of the first cell is the same as the listening combination of the second cell.
- a receiving module configured to: receive the supported interception combination information from the terminal device, the supported interception combination information indicates the interception combination supported by the terminal device, and the first interception combination indicates The monitoring combination indicated by the information belongs to the monitoring combination supported by the terminal device.
- the listening behavior is used for both the set of type 3 common search spaces and the set of terminal-device specific search spaces.
- a terminal device in a fifth aspect, includes a transceiver, a processor, and a memory, and the memory stores instructions executed by the processor, and when the instructions are executed by the processor, the terminal device realizes: receiving the first monitoring combination indication information from the network device via the transceiver , the first monitoring combination indication information indicates at least two candidate monitoring behaviors; the downlink control information DCI from the network device is received via the transceiver, and the DCI indicates the monitoring behavior of the terminal device, and the monitoring behavior is one of at least two candidate monitoring behaviors type; and based on the first monitoring combination indication information and the DCI, perform the monitoring behavior of the downlink control channel PDCCH.
- the processor executes instructions to enable the terminal device to: receive the first interception combination indication information from the network device via the transceiver, and the first interception combination indication information indicates one of the following: first Listening combination, including the first candidate listening behavior and the second candidate listening behavior, the second listening combination, including the second candidate listening behavior, the third candidate listening behavior, and the fourth candidate listening behavior, the third listening combination, including the second candidate listening behavior Behavior, third candidate listening behavior, fourth candidate listening behavior and fifth candidate listening behavior, fourth listening combination including third candidate listening behavior and fourth candidate listening behavior, or fifth listening combination including third candidate listening behavior , the fourth candidate monitoring behavior and the fifth candidate monitoring behavior, and the first candidate monitoring behavior means monitoring the PDCCH according to the configured search space set, the second candidate monitoring behavior means stopping monitoring the PDCCH within a preset time period, and the third candidate monitoring behavior Indicates that the PDCCH is monitored according to the search space set in the first search space set group, the fourth candidate monitoring behavior indicates that the PDCCH is monitored according to the search space set in the second search
- the first interception combination indication information indicates the first interception combination, the second interception combination, or the third interception combination
- the processor executes instructions so that the terminal device realizes: receiving information from the network device via the transceiver Instructions for the preset time period.
- the processor executes the instruction to enable the terminal device to: determine the interception behavior from at least two candidate interception behaviors based on the DCI.
- the first intercept combination indication information indicates the intercept combination of the first bandwidth part BWP
- the processor executes instructions so that the terminal device realizes: receiving the second intercept combination indication from the network device via the transceiver Information, the second monitoring combination indication information indicates the monitoring combination of the second BWP.
- the listening combination of the first BWP is the same as the listening combination of the second BWP.
- the first monitoring combination indication information indicates the monitoring combination of the first cell
- the processor executes instructions to enable the terminal device to: receive the third monitoring combination indication information from the network device via a transceiver, The third monitoring combination indication information indicates the monitoring combination of the second cell.
- the listening combination of the first cell is the same as the listening combination of the second cell.
- the processor executes instructions so that the terminal device implements: sending supported interception combination information to the network device, where the supported interception combination information indicates the interception combinations supported by the terminal device.
- the listening behavior is used for both the set of type 3 common search spaces and the set of terminal-device specific search spaces.
- a network device in a sixth aspect, includes a transceiver, a processor, and a memory, the memory stores instructions executed by the processor, and when the instructions are executed by the processor, the network device realizes: sending the first monitoring combination indication information to the terminal device via the transceiver, The first monitoring combination indication information indicates at least two candidate monitoring behaviors; and the downlink control information DCI is sent to the terminal device via the transceiver, for the terminal device to perform downlink control channel PDCCH based on the first monitoring combination indication information and DCI Monitoring behavior, where the monitoring behavior is one of at least two candidate monitoring behaviors.
- the processor executes instructions to enable the network device to: send the first interception combination indication information to the terminal device via the transceiver, and the first interception combination indication information indicates one of the following: the first interception Combination, including a candidate monitoring behavior and a second candidate monitoring behavior, the second monitoring combination, including the second candidate monitoring behavior, the third candidate monitoring behavior, and the fourth candidate monitoring behavior, the third monitoring combination, including the second candidate monitoring behavior, The third candidate monitoring behavior, the fourth candidate monitoring behavior and the fifth candidate monitoring behavior, the fourth monitoring combination, including the third candidate monitoring behavior and the fourth candidate monitoring behavior, or the fifth monitoring combination, including the third candidate monitoring behavior, the fourth candidate monitoring behavior
- the four candidate monitoring behaviors and the fifth candidate monitoring behavior, and the first candidate monitoring behavior means monitoring the PDCCH according to the configured search space set, the second candidate monitoring behavior means stopping monitoring the PDCCH within a preset time period, and the third candidate monitoring behavior means according to The search space set in the first search space set monitors the PDCCH, the fourth candidate monitor behavior indicates that the PDCCH
- the first interception combination indication information indicates the first interception combination, the second interception combination or the third interception combination
- the processor executes instructions so that the network device implements: sending to the terminal device via the transceiver Instructions for preset time periods.
- the first intercept combination indication information indicates the intercept combination of the first bandwidth part BWP
- the processor executes instructions so that the network device implements: sending the second intercept combination indication information to the terminal device via the transceiver , the second monitoring combination indication information indicates the monitoring combination of the second BWP.
- the listening combination of the first BWP is the same as the listening combination of the second BWP.
- the first interception combination indication information indicates the interception combination of the first cell
- the processor executes instructions so that the network device implements: sending the third interception combination indication information to the terminal device via a transceiver, the first The three monitoring combination indication information indicates the monitoring combination of the second cell.
- the listening combination of the first cell is the same as the listening combination of the second cell.
- the processor executes instructions so that the network device implements: receiving supported interception combination information from the terminal device via the transceiver, the supported interception combination information indicates the interception combination supported by the terminal device, and the second The interception combination indicated by the interception combination indication information belongs to the interception combination supported by the terminal device.
- the listening behavior is used for both the set of type 3 common search spaces and the set of terminal-device specific search spaces.
- a computer-readable storage medium stores computer-executable instructions, and when the computer-executable instructions are executed by a processor, the above-mentioned first aspect or any implementation thereof is implemented.
- a chip or system-on-a-chip includes a processing circuit configured to perform the operations according to the method in the above first aspect or any embodiment thereof, or implement the operations according to the method in the above second aspect or any embodiment thereof.
- a computer program or computer program product is provided.
- the computer program or computer program product is tangibly stored on a computer-readable medium and comprises computer-executable instructions which, when executed, implement the operations according to the method in the above-mentioned first aspect or any of its embodiments, Or implement the operations according to the method in the above second aspect or any embodiment thereof.
- FIG. 1 shows a schematic diagram of monitoring a PDCCH
- FIG. 2 shows a schematic diagram of skipping PDCCH monitoring
- Fig. 3 shows a schematic diagram of grouping four search space sets
- FIG. 4 shows a schematic diagram of a communication system in which embodiments of the present disclosure can be implemented
- Fig. 5 shows an interactive signaling diagram of a process between a terminal device and a network device according to some embodiments of the present disclosure
- Fig. 6 shows a schematic block diagram of a communication device for information transmission according to some embodiments of the present disclosure
- FIG. 7 shows another schematic block diagram of a communication device for information transmission according to some embodiments of the present disclosure.
- Fig. 8 shows a schematic block diagram of an example device that may be used to implement embodiments of the present disclosure.
- Embodiments of the present disclosure may be implemented according to any suitable communication protocol, including but not limited to, third generation (3rd Generation, 3G), fourth generation (4G), fifth generation (5G), sixth generation (6G) wireless LAN communication protocols such as Institute of Electrical and Electronics Engineers (Institute of Electrical and Electronics Engineers, IEEE) 802.11, etc., and/or any other protocols currently known or developed in the future.
- 3G third generation
- 4G fourth generation
- 5G fifth generation
- 6G sixth generation
- wireless LAN communication protocols such as Institute of Electrical and Electronics Engineers (Institute of Electrical and Electronics Engineers, IEEE) 802.11, etc., and/or any other protocols currently known or developed in the future.
- the technical solutions of the embodiments of the present disclosure are applied to communication systems that follow any appropriate communication protocols, such as: General Packet Radio Service (General Packet Radio Service, GPRS), Global System for Mobile Communications (Global System for Mobile Communications, GSM), Enhanced Data rate GSM evolution system (Enhanced Data rate for GSM Evolution, EDGE), Universal Mobile Telecommunications System (Universal Mobile Telecommunications Service, UMTS), Long Term Evolution (LTE) system, Wideband Code Division Multiple Access system (Wideband Code Division Multiple Access, WCDMA), code division multiple access 2000 system (Code Division Multiple Access, CDMA2000), time division synchronous code division multiple access system (Time Division-Synchronization Code Division Multiple Access, TD-SCDMA), frequency division duplex (Frequency Division Duplex, FDD) system, Time Division Duplex (Time Division Duplex, TDD), fifth generation (5G) system or new radio (New Radio, NR), sixth generation (6G) system, etc.
- General Packet Radio Service General Packet Radio Service
- GSM Global System for Mobile Communications
- embodiments of the present disclosure are described below in the context of an NR communication system in 3GPP. However, it should be understood that the embodiments of the present disclosure are not limited to this communication system, but can be applied to any communication system with similar problems, such as wireless local area network (WLAN), wired communication system, or other communication systems developed in the future, etc. .
- WLAN wireless local area network
- wired communication system or other communication systems developed in the future, etc.
- terminal device refers to any terminal device capable of wired or wireless communication with network devices or with each other.
- the terminal equipment may sometimes be called user equipment (User Equipment, UE).
- a terminal device may be any type of mobile terminal, stationary terminal or portable terminal.
- terminal equipment may include a mobile handset, station, unit, device, mobile terminal (Mobile Terminal, MT), subscription station, portable subscription station, Internet node, communicator, desktop computer, laptop computer, notebook computer, tablet Computers, personal communication system devices, personal navigation devices, personal digital assistants (Personal Digital Assistant, PDA), positioning devices, radio broadcast receivers, e-book devices, game devices, Internet of Things (IoT) devices, vehicle-mounted devices , aircraft, virtual reality (Virtual Reality, VR) devices, augmented reality (Augmented Reality, AR) devices, wearable devices, terminal devices in 5G networks or evolved Public Land Mobile Networks (Public Land Mobile Network, PLMN) Any terminal device, other device that can be used for communication, or any combination of the above. Embodiments of the present disclosure do not limit this.
- the term "network device” used in this disclosure is an entity or node that can be used to communicate with a terminal device, such as an access network device.
- the access network device may be a device deployed in the radio access network to provide a wireless communication function for the mobile terminal, for example, it may be a radio access network (Radio Access Network, RAN) network device.
- Access network equipment may include various types of base stations. As an example, the access network equipment may include various forms of macro base stations, micro base stations, pico base stations, femto base stations, relay stations, access points, remote radio units (Remote Radio Unit, RRU), radio heads (Radio Head, RH ), Remote Radio Head (RRH) and so on.
- RRU Remote Radio Unit
- RH Remote Radio Head
- the names of access network equipment may be different, for example, in a Long Term Evolution (LTE) network, it is called an evolved NodeB (evolved NodeB, eNB or eNodeB), which is called Node B (NodeB, NB) in 3G network, can be called gNode B (gNB) or NR Node B (NR NB) in 5G network, and so on.
- the access network device may include a central unit (Central Unit, CU) and/or a distributed unit (Distributed Unit, DU).
- CU and DU can be placed in different places, for example: DU is remote and placed in a high-traffic area, and CU is placed in the central computer room.
- the CU and DU can also be placed in the same equipment room.
- the CU and DU can also be different components under one rack.
- the above-mentioned apparatus for providing a wireless communication function for a terminal device is collectively referred to as a network device, which is not specifically limited in the embodiments of the present disclosure.
- the downlink physical channel corresponds to a set of resource elements (Resource Element, RE) that carry information from higher layers.
- PDCCH is one of downlink physical channels, which carries scheduling information and other control information.
- the PDCCH can carry scheduling information about uplink data and/or downlink data, and the terminal device can monitor the PDCCH periodically to obtain the scheduling information. If the terminal device monitors the scheduling information, the terminal device can further receive downlink data through the physical downlink shared channel (Physical Downlink Shared Channel, PDSCH) based on the scheduling information, or through the physical uplink shared channel (Physical Uplink Shared Channel, PUSCH) to send uplink data.
- the PDCCH can also carry information such as an uplink power control command word and a time slot format.
- the PDCCH carrying different control information may use different Radio Network Temporary Identifier (RNTI) for scrambling.
- RNTI Radio Network Temporary Identifier
- the monitoring (monitoring) of the PDCCH by the terminal device may also be referred to as listening (listening), detecting (detecting), etc., and the embodiments of the present disclosure do not limit this term.
- the PDCCH is transmitted on the aggregation of one or more consecutive Control Channel Elements (CCEs), where one CCE can correspond to 6 Resource Element Groups (Resource Element Groups, REGs).
- the network device can configure at least one search space set (Search Space Set, SSS) for the terminal device, and one search space set can be used to define a group of candidate PDCCHs.
- the terminal device can determine the PDCCH monitoring occasion (Monitoring Occasion, MO) according to the configuration information of the search space set, and then can monitor the PDCCH at the determined PDCCH monitoring occasion, as shown in Figure 1, wherein the PDCCH monitoring occasion can also be called PDCCH Candidate position.
- MO Monitoring Occasion
- the configuration information of the search space set may include at least one of the following:
- Identification information of the search space set used to identify the search space set.
- CORESET represents the time-frequency resource set used to bear PDCCH.
- a CORESET consists of several consecutive or non-contiguous Resource Blocks (Resource Block, RB) in the frequency domain, and consists of one or more consecutive symbols in the time domain.
- Resource Block Resource Block
- PDCCH monitoring period for example, expressed as Ks
- offset for example, expressed as Os
- the dimension of Ks and Os can be a slot (slot), or alternatively, the dimension of Os can be a symbol.
- An intra-slot PDCCH monitoring pattern (pattern), or called an intra-slot PDCCH monitoring symbol, is used to instruct the CORESET associated with the search space set to monitor the start symbol of the PDCCH in the slot.
- Duration (for example, expressed as Ts), which is used to indicate the number of consecutive time slots in the search space set, where Ts is less than Ks, and the value of Ts can be 1 time slot.
- Search space set type indication information used to indicate that the search space set is a common search space set (Common Search Space set, CSS set), or a user equipment dedicated search space set (UE-specific Search Space set, USS set) .
- the common search space set may be called CSS for short
- the user equipment specific search space set may be called USS for short.
- the common search space set includes a type-3 common search space set (type-3 CSS), which can be mainly used for listening to bearers scrambled by any of the following radio network temporary identifiers (Radio Network Temporary Identifier, RNTI) PDCCH of DCI: Interrupt-RNTI (Interruption RNTI, INT-RNTI), slot format indication-RNTI (Slot Format Indication-RNTI, SFI-RNTI), transmission power control-physical uplink shared channel-RNTI (Transmit Power Control -Physical Uplink Shared Channel-RNTI, TPC-PUSCH-RNTI), transmission power control-physical uplink control channel-RNTI (Transmit Power Control-Physical Uplink Control Channel-RNTI, TPC-PUCCH-RNTI), transmission power control- Sounding Reference Signal-RNTI (Transmit Power Control-Sounding Reference Symbols-RNTI, TPC-SRS-RNTI), or Cancellation Indication-RNTI (Cancellation Indication-RNTI, CI-RNTI), Cell-
- the user equipment dedicated search space set can be used to monitor the PDCCH carrying the DCI scrambled by any of the following RNTIs: C-RNTI, MCS-C-RNTI, Semi Persistent-Channel State Indication-RNTI (Semi Persistent- Channel State Indication-RNTI, SP-CSI-RNTI), CS-RNTI, Side Link-RNTI (Side Link-RNTI, SL-RNTI), SL-CS-RNTI, Side Link Semi-Persistent Scheduling Vehicle-RNTI (SL Semi-Persistent Scheduling V-RNTI) etc.
- RNTIs C-RNTI, MCS-C-RNTI
- Semi Persistent-Channel State Indication-RNTI Semi Persistent- Channel State Indication-RNTI, SP-CSI-RNTI
- CS-RNTI Side Link-RNTI (Side Link-RNTI, SL-RNTI), SL-CS-RNTI, Side Link Semi-Persistent Schedu
- the network device will also configure the downlink control information (Downlink Control Information, DCI) format (format) monitored at the PDCCH candidate position, for example, it can be DCI format 0_0, DCI format 1_0 , DCI format 2_0, DCI format 2_1, DCI format 2_2, DCI format 2_3, DCI format 2_4, DCI format 2_5 or DCI format 2_6, etc.
- DCI Downlink Control Information
- the network device will also configure the DCI format monitored at the PDCCH candidate position, for example, DCI format 0_0, DCI format 1_0, DCI format 0_1, DCI format 1_1, DCI format 0_2, DCI format 1_2, DCI format 3_0, or DCI format 3_1, etc.
- Table 1 is only for illustration, and there may be more or fewer types of DCI formats in actual scenarios. In some scenarios Next, a certain DCI format may have a usage different from that in Table 1.
- the terminal device can monitor the PDCCH according to the configuration information of the search space set. Specifically, the terminal device may perform PDCCH monitoring on the CORESET associated with the search space set based on the PDCCH monitoring period and offset included in the configuration information of the search space set, the PDCCH monitoring pattern in a time slot, and the like.
- the terminal device can periodically monitor the PDCCH according to the PDCCH monitoring period.
- the periodic monitoring of the terminal device will cause waste of power consumption.
- unnecessary PDCCH monitoring can be reduced as much as possible by skipping the PDCCH monitoring mechanism or the search space group switching mechanism.
- the network device may use the DCI to instruct the terminal device to skip monitoring the PDCCH for a period of time (or stop monitoring the PDCCH for a period of time, or not monitor the PDCCH for a period of time).
- FIG. 2 shows a schematic diagram of skipping PDCCH monitoring 200 .
- the terminal device obtains DCI from the network device by monitoring the PDCCH, and the DCI instructs the terminal device to skip monitoring of the PDCCH in the next period of time (denoted as Tskip). Then the terminal device does not monitor the PDCCH at 220-250 within Tskip, but continues to monitor the PDCCH at the PDCCH monitoring opportunity 260 after Tskip has passed.
- 220-250 in FIG. 2 are PDCCH monitoring opportunities that are skipped and determined according to the configuration information of the search space set.
- the skipped time period (skipped duration) Tskip may be indicated by DCI, and/or configured by radio resource control (Radio Resource Control, RRC) signaling or predefined by a protocol.
- RRC Radio Resource Control
- the RRC signaling may configure values of multiple skipped time periods, and indicate one of the multiple values through DCI as the current skipped time period.
- skipping PDCCH monitoring includes skipping PDCCH monitoring on the type 3 common search space set and PDCCH monitoring on the user equipment specific search space set.
- the terminal device can skip or not skip C-RNTI, MCS-C-RNTI or CS-RNTI plus The embodiment of the present disclosure does not limit the PDCCH monitoring of the interfered DCI.
- type 0, type 0A, type 1, and type 2 public search space sets whether the terminal device listens to the PDCCH of DCI scrambled by SI-RNTI, RA-RNTI, TC-RNTI or P-RNTI is not limited by the embodiments of the present disclosure .
- Type 0 and type 0A common search space sets can be used to monitor the PDCCH of DCI scrambled by system information-RNTI (System Information RNTI, SI-RNTI); type 1 common search space sets can be used to monitor random access-RNTI (Random Access-RNTI, RA-RNTI), message B-RNTI (MessageB-RNTI, MsgB-RNTI), or temporary cell-RNTI (Temporary Cell-RNTI, TC-RNTI) scrambled DCI PDCCH; type 2 common search space The set can be used to monitor the PDCCH of the DCI scrambled by the paging-RNTI (Paging-RNTI, P-RNTI).
- system Information RNTI System Information RNTI
- SI-RNTI System Information RNTI
- type 1 common search space sets can be used to monitor random access-RNTI (Random Access-RNTI, RA-RNTI), message B-RNTI (MessageB-RNTI, MsgB-RNTI), or temporary cell-RNTI
- type 0A, type 1, and type 2 public search space sets, on the time slot where the terminal device monitors the PDCCH of DCI scrambled by SI-RNTI, RA-RNTI, MsgB-RNTI, or P-RNTI, the terminal device
- the PDCCH of DCI (DCI format 0_0 and DCI format 1_0) scrambled by C-RNTI, MCS-C-RNTI or CS-RNTI can be monitored.
- the terminal device can enter a sleep state by skipping PDCCH monitoring within the time period Tskip, thereby achieving the purpose of saving power consumption.
- skipping PDCCH monitoring by the terminal device may also be referred to as stopping (stop) PDCCH monitoring, not monitoring PDCCH, etc., and the embodiments of the present disclosure do not limit this term.
- the network device can configure multiple search space sets (SS sets) for the terminal device. Further, multiple sets of search spaces may be grouped, for example, divided into 2 groups or 3 or more groups.
- the configuration information of the search space set may also include indication information of which SSSG the search space set belongs to.
- the search space set on a downlink BWP is divided into two groups, denoted as SSSG0 and SSSG1. It can then be indicated whether the set of search spaces belongs to the first group (SSSG0) or the second group (SSSG1).
- SSSG0 first group
- SSSG1 second group
- SSSG2 third group
- the terminal device only needs to monitor the PDCCH according to the indicated search space set in the SSSG, which can reduce the number of times of monitoring the PDCCH, thereby reducing power consumption.
- a search space set may belong to two or three different SSSGs at the same time.
- the terminal device still monitors the PDCCH according to the configuration information of the SS set, which is not limited by the embodiments of the present disclosure.
- FIG. 3 shows a schematic diagram of grouping 300 sets of 4 search spaces in a downlink BWP.
- the four search space sets can be divided into two groups: SSSG0 and SSSG1, where SSSG0 includes search space set 3 and search space set 4, and SSSG1 includes search space set 1 and search space Episode 2.
- the terminal device can monitor the PDCCH according to the search space set 1 and the search space set 2 belonging to SSSG1, instead of according to the search space set 3 and the search space set 4 to monitor the PDCCH. Since the PDCCH monitoring period belonging to the search space set of SSSG1 is sparser, the number of times of monitoring can be reduced and power consumption can be reduced.
- the network device may also instruct the terminal device to switch the set of search spaces.
- the network device may explicitly indicate through a bit field in the DCI or implicitly indicate the SSSG switching through the DCI.
- the set of search spaces is divided into 2 groups, SSSG0 and SSSG1.
- the way of explicit indication can be: the specific bit field in the DCI is "0", indicating that the terminal device monitors the PDCCH according to the search space set belonging to SSSG0; the specific bit field in the DCI is "1", indicating that the terminal device monitors the PDCCH according to the search space set belonging to SSSG1 set of search spaces to monitor the PDCCH.
- the way of explicit indication may also be: the specific bit field in the DCI is "0", indicating that the terminal device monitors the PDCCH according to the search space set belonging to the current SSSG, that is, does not switch the SSSG; the specific bit field in the DCI is "1 ", instruct the terminal device to perform SSSG switching (if it is currently SSSG0, then switch to SSSG1. Or if it is currently SSSG1, then switch to SSSG0), and monitor the PDCCH according to the search space set belonging to the switched SSSG.
- the implicit indication method can be: the SSSG currently monitoring the PDCCH is SSSG0, and the terminal device detects a specific DCI or any DCI, then switches to SSSG1; or, the SSSG currently monitoring the PDCCH is SSSG1, and the terminal device monitors a specific DCI or DCI. Any DCI, switch to SSSG0.
- the specific bit field in the DCI is "00", indicating that the terminal device monitors the PDCCH according to the search space set belonging to SSSG0; the specific bit field in the DCI is "01”, indicating that the terminal device monitors the PDCCH according to the search space set belonging to SSSG1; the specific bit field in the DCI is "10”, indicating that the terminal device monitors the PDCCH according to the search space set belonging to SSSG2: the specific bit field "11" in the DCI can be reserved.
- the way of explicit indication may also be: the specific bit field in the DCI is "0", indicating that the terminal device monitors the PDCCH according to the search space set belonging to the current SSSG, that is, does not switch the SSSG; the specific bit field in the DCI is "1 ", instruct the terminal device to perform SSSG switching, and monitor the PDCCH according to the search space set belonging to the switched SSSG, where the SSSG switching can be: if it is currently SSSG0, then switch to SSSG1; if it is currently SSSG1, then switch to SSSG2; if If it is currently SSSG2, switch to SSSG0.
- the implicit indication method can be: the SSSG currently monitoring the PDCCH is SSSGx, and the terminal device switches to SSSGy when it detects a specific DCI or any DCI.
- the protocol can predefine SSSGx and SSSGy, for example, SSSGx is SSSG0, and SSSGy is SSSG1.
- the terminal device may also switch the SSSG based on a timer.
- the set of search spaces is divided into 2 groups, SSSG0 and SSSG1.
- the terminal device monitors the PDCCH according to the search space set belonging to the current SSSG (taking SSSG1 as an example), and starts a timer. After the timer expires, switch to SSSG0, and the terminal device monitors the PDCCH according to the search space set belonging to SSSG0.
- the search space set is divided into 3 groups, SSSG0, SSSG1 and SSSG2.
- the terminal device monitors the PDCCH according to the search space set belonging to the current SSSG (taking SSSG1 as an example), and starts a timer. After the timer expires, switch to SSSG2, and the terminal device monitors the PDCCH according to the search space set belonging to SSSG2, and resets the timer. After the timer expires, switch to SSSG0, and the terminal device monitors the PDCCH according to the search space set belonging to SSSG0. For another example, when the terminal device monitors the PDCCH according to the search space set belonging to SSSG1, and starts a timer.
- switch to SSSG0 and the terminal device monitors the PDCCH according to the search space set belonging to SSSG0.
- the terminal device monitors the PDCCH according to the search space set belonging to SSSG2, and starts a timer.
- switch to SSSG0 and the terminal device monitors the PDCCH according to the search space set belonging to SSSG0. That is, no matter the terminal device is currently monitoring the PDCCH according to the search space set of SSSG1 or the search space set of SSSG2, it will switch to SSSG0 after the timer expires.
- monitoring the PDCCH according to the search space set belonging to a certain SSSG refers to monitoring the PDCCH according to the type 3 common search space set and the user equipment specific search space set belonging to a certain SSSG.
- grouping multiple search space sets refers to grouping a type 3 public search space set and a user equipment specific search space set.
- the terminal device can only perform PDCCH monitoring according to a part of the search space set in the activated downlink BWP, thereby achieving the purpose of saving power consumption.
- multiple different monitoring behaviors for the terminal device to monitor the PDCCH can be defined, for example, the first candidate monitoring behavior to the fifth candidate monitoring behavior described below.
- the first candidate monitoring behavior monitor the PDCCH according to the configured search space set.
- the PDCCH may be monitored according to the configuration information of the search space set, where the configuration information of the search space set includes a PDCCH monitoring period. It can be understood that the skipping PDCCH monitoring mechanism is not activated or not applied. If the terminal device is not configured with a search space set on the activated downlink BWP, the terminal device can monitor the PDCCH according to the search space set configured on the activated downlink BWP. If the terminal device is configured with a search space set on the activated downlink BWP, the terminal device can monitor the PDCCH according to the search space set belonging to the current SSSG.
- the second candidate monitoring behavior skip (or stop) monitoring the PDCCH within the skipped duration. That is, the PDCCH monitoring mechanism is skipped.
- the third candidate monitoring behavior monitor the PDCCH according to the search space set belonging to SSSG0. Specifically, stop monitoring the PDCCH according to the search space set of SSSG1 and SSSG2 (if there is SSSG2).
- the fourth candidate monitoring behavior monitor the PDCCH according to the search space set belonging to SSSG1. Specifically, stop monitoring the PDCCH according to the set of search spaces of SSSG0 and SSSG2 (if there is SSSG2).
- the fifth candidate monitoring behavior monitor the PDCCH according to the search space set belonging to SSSG2. Specifically, stop monitoring the PDCCH according to the search space sets of SSSG0 and SSSG1.
- the first candidate listening behavior may be represented as Behavior 1
- the second candidate listening behavior may be represented as Behavior 1A
- the third candidate listening behavior may be represented as Behavior 2
- the fourth candidate listening behavior may be represented as Behavior 2A
- the terminal device can monitor the PDCCH according to one of the first candidate monitoring behavior to the fifth candidate monitoring behavior, but currently there is no effective solution to instruct the terminal device how to determine a specific monitoring behavior. If the five candidate listening behaviors can be indicated arbitrarily, it increases the implementation complexity of the terminal device, but brings no additional benefits.
- the embodiments of the present disclosure provide a solution in which a network device configures a monitoring combination for a terminal device, and the terminal device can determine the monitoring behavior based on the configured monitoring combination indication, thereby effectively reducing the power consumption of the terminal device and reducing the Implementation complexity of terminal equipment.
- FIG. 4 shows a schematic diagram of a communication system 400 in which embodiments of the present disclosure may be implemented.
- the system 400 shown in FIG. 4 includes a terminal device 410 and a network device 420 , and the terminal device 410 can communicate with the network device 420 .
- FIG. 4 is only a schematic diagram, and the embodiment of the present disclosure does not limit the type of the terminal device 410, the type of the network device 420, the communication protocol used by the communication system 400, and the like. Some embodiments of the present disclosure will be described below in conjunction with the communication system 400 shown in FIG. 4 .
- Fig. 5 shows an interactive signaling diagram of a process 500 between a terminal device 410 and a network device 420 according to some embodiments of the present disclosure.
- the network device 420 sends 510 first interception combination indication information to the terminal device 410, where the first interception combination indication information indicates at least two candidate interception behaviors.
- the candidate listening behaviors involved in the embodiments of the present disclosure include a first candidate listening behavior, a second candidate listening behavior, a third candidate listening behavior, a fourth candidate listening behavior, and a fifth candidate listening behavior.
- the first candidate monitoring behavior means to monitor PDCCH according to the configured search space set
- the second candidate monitoring behavior means to stop monitoring PDCCH within a preset time period
- the third candidate monitoring behavior means to monitor according to the search space set in the first search space set group
- the fourth candidate monitoring behavior means monitoring the PDCCH according to the search space set in the second search space set group
- the fifth candidate monitoring behavior means monitoring the PDCCH according to the search space set in the third search space set group.
- the monitoring combination indicated by the first monitoring combination indication information may be one of the following: the first monitoring combination, the second monitoring combination, the third monitoring combination, the fourth monitoring combination or the fifth monitoring combination.
- the monitoring combination indicated by the first monitoring combination indication information may be one of the following: the first monitoring combination, the second monitoring combination, the fourth monitoring combination or the fifth monitoring combination.
- the first listening combination includes a first candidate listening behavior and a second candidate listening behavior.
- the second listening combination includes a second candidate listening behavior, a third candidate listening behavior, and a fourth candidate listening behavior.
- the third listening combination includes a second candidate listening behavior, a third candidate listening behavior, a fourth candidate listening behavior, and a fifth candidate listening behavior.
- the fourth listening combination includes a third candidate listening behavior and a fourth candidate listening behavior.
- the fifth interception combination includes a third candidate interception behavior, a fourth candidate interception behavior and a fifth candidate interception behavior.
- the network device 420 may explicitly or implicitly indicate to the terminal device 410 the first interception combination, the second interception combination, the third interception combination, the fourth interception combination or the fifth interception combination through RRC signaling. Monitor combination.
- the network device 420 may configure the first monitoring combination indication information based on skipping the PDCCH monitoring mechanism and the switching mechanism of the search space set. For example, if the terminal device 410 is not configured with a search space group on the activated downlink BWP, the at least two candidate interception behaviors indicated by the first interception combination indication information do not include the third candidate interception behavior, the fourth candidate interception behavior and a fifth candidate listening behavior. If the search space set is divided into two groups on the activated downlink BWP, the at least two candidate interception behaviors indicated by the first interception combination indication information do not include the fifth candidate interception behavior.
- specific parameters in the RRC signaling can be used as the first monitoring combination indication information to indicate the first monitoring combination, the second monitoring combination, the third monitoring combination, the fourth monitoring combination or the fifth monitoring combination. Any combination of monitors.
- the specific parameter may be a PDCCH monitoring adaptation (PdcchMonitorAdaptation) parameter, and then the network device 420 may indicate a monitoring combination through the PdcchMonitorAdaptation.
- PdcchMonitorAdaptation PDCCH monitoring adaptation
- Beh 1and1A indicates a first listening combination including a first candidate listening behavior and a second candidate listening behavior.
- Beh 1Aand2and2A indicates a second listening combination including a second candidate listening behavior, a third candidate listening behavior, and a fourth candidate listening behavior.
- Beh 1Aand2and2Aand2B indicates a third listening combination including a second candidate listening behavior, a third candidate listening behavior, a fourth candidate listening behavior, and a fifth candidate listening behavior.
- Beh 2and2A indicates a fourth listening combination including a third candidate listening behavior and a fourth candidate listening behavior.
- Beh 2and2Aand2B indicates a fifth listening combination including a third candidate listening behavior, a fourth candidate listening behavior, and a fifth candidate listening behavior.
- the specific parameter may be included in a certain information element (Information Element, IE) of RRC, such as included in the PDCCH configuration (PDCCH-Config), or may be included in the BWP downlink dedicated (BWP -DownlinkDedicated), or may be included in the serving cell configuration (ServingCellConfig).
- Information Element, IE Information Element
- BWP -DownlinkDedicated BWP downlink dedicated
- ServingCellConfig serving cell configuration
- the network device 420 may further configure a skipped time period (skipped duration). For example, the network device 420 may send indication information for a preset time period to the terminal device 410, so that the terminal device 410 stops monitoring the PDCCH within the preset time period. It can be understood that the indication information of the preset time period may be included in the PDCCH configuration, or may be independent of the PDCCH configuration, which is not limited in the present disclosure.
- the time unit of the preset time period may be seconds, milliseconds, frames, subframes, time slots, the number of PDCCH monitoring opportunities, or a time slot set composed of several consecutive time slots, which is not limited in the present disclosure.
- the RRC signaling can directly configure at least two candidate monitoring behaviors in the form of enumeration, for example, it can be configured in the form of ⁇ parameter 1, parameter 2, ..., parameter N ⁇ , each parameter corresponds to a Candidate monitoring behavior.
- ⁇ Beh 1, Beh 1A ⁇ may represent the first listening combination including the first candidate listening behavior and the second candidate listening behavior.
- the second listening combination comprising the second candidate listening behavior, the third candidate listening behavior and the fourth candidate listening behavior is represented by ⁇ Beh 1A, Beh 2, Beh 2A ⁇ .
- ⁇ Beh 1A, Beh 2, Beh 2A, Beh 2B ⁇ a third listening combination including the second candidate listening behavior, the third candidate listening behavior, the fourth candidate listening behavior and the fifth candidate listening behavior is represented.
- a fourth listening combination comprising the third candidate listening behavior and the fourth candidate listening behavior is represented by ⁇ Beh 2, Beh 2A ⁇ .
- Beh 2A, Beh 2B ⁇ denote the fifth listening combination comprising the third candidate listening behavior, the fourth candidate listening behavior and the fifth candidate listening behavior.
- the network device 420 may use a combination of the first specific parameter and the second specific parameter in the RRC signaling to indicate the first listening combination, the second listening combination, the third listening combination, the fourth listening combination, or the Any of the five monitor combinations.
- the first specific parameter may be PDCCH monitoring adaptation (PdcchMonitorAdaptation)
- the second specific parameter may be the number of search space set groups (nrofSearchSpaceSetGroup).
- the PdcchMonitorAdaptation indication "PdcchSkipping" indicates the first monitoring combination including the first candidate monitoring behavior and the second candidate monitoring behavior.
- PdcchMonitorAdaptation indicates "PdcchSkippingAndSearchSpaceSetGroupSwitching" and nrofSearchSpaceSetGroup indicates "2" indicating a second monitoring combination including the second candidate monitoring behavior, the third candidate monitoring behavior, and the fourth candidate monitoring behavior.
- the PdcchMonitorAdaptation indication "PdcchSkippingAndSearchSpaceSetGroupSwitching" indicates the second monitoring combination including the second candidate monitoring behavior, the third candidate monitoring behavior and the fourth candidate monitoring behavior.
- PdcchMonitorAdaptation indicates "PdcchSkippingAndSearchSpaceSetGroupSwitching" and nrofSearchSpaceSetGroup indicates "3" indicating a third monitoring combination including the second candidate monitoring behavior, the third candidate monitoring behavior, the fourth candidate monitoring behavior, and the fifth candidate monitoring behavior.
- PdcchMonitorAdaptation indicates "SearchSpaceSetGroupSwitching" and nrofSearchSpaceSetGroup indicates "2" indicating the fourth monitoring combination including the third candidate monitoring behavior and the fourth candidate monitoring behavior.
- PdcchMonitorAdaptation indicates "SearchSpaceSetGroupSwitching" and nrofSearchSpaceSetGroup indicates "3" indicating a fifth monitoring combination including a third candidate monitoring behavior, a fourth candidate monitoring behavior, and a fifth candidate monitoring behavior.
- the network device 420 may further configure a skipped time period (skipped duration). For example, the network device 420 may send indication information for a preset time period to the terminal device 410, so that the terminal device 410 stops monitoring the PDCCH within the preset time period. It can be understood that the indication information of the preset time period may be included in the PDCCH configuration, or may be independent of the PDCCH configuration (for example, sent through another configuration information), which is not limited in the present disclosure.
- the time unit of the preset time period may be seconds, milliseconds, frames, subframes, time slots, the number of PDCCH monitoring opportunities, or a time slot set composed of several consecutive time slots, which is not limited in the present disclosure.
- the network device 420 may indicate the first interception combination, the second interception combination, the third interception combination, the fourth interception combination or the fourth interception combination through a combination of the third specific parameter and the fourth specific parameter in RRC signaling. Any of the five monitor combinations.
- the third specific parameter may indicate a skipped duration for stopping PDCCH monitoring.
- the third specific parameter may be included in the PDCCH configuration, or may be independent of the PDCCH configuration, which is not limited in the present disclosure.
- the fourth specific parameter may indicate the index of the SSSG to which the search space set belongs, where the index may be at least one of 0, 1, and 2.
- the fourth specific parameter may be included in configuration information of the search space set. Taking the search space set SS set 1 as an example, the configuration information of the search space set may include a fourth specific parameter, which indicates the index of the SSSG to which the search space set belongs.
- the network device 420 is configured with the third specific parameter and not configured with the fourth specific parameter, indicating the first interception combination including the first candidate interception behavior and the second candidate interception behavior.
- the network device 420 is configured with a third specific parameter and a fourth specific parameter.
- the fourth specific parameter has two types of 0 and 1, indicating that the second candidate interception behavior, the third candidate interception behavior, and the fourth candidate interception behavior Monitor combination.
- the network device 420 is configured with a third specific parameter and a fourth specific parameter.
- the fourth specific parameter has three types: 0, 1, and 2, indicating that it includes the second candidate interception behavior, the third candidate interception behavior, the fourth candidate interception behavior, and A third listening combination of the fifth candidate listening behavior.
- the network device 420 is configured with a fourth specific parameter and not configured with a third specific parameter.
- the fourth specific parameter has two types, 0 and 1, indicating a fourth interception combination including the third candidate interception behavior and the fourth candidate interception behavior.
- the network device 420 is configured with the fourth specific parameter and does not configure the third specific parameter.
- the fourth specific parameter has three types: 0, 1, and 2, indicating that it includes the third candidate interception behavior, the fourth candidate interception behavior, and the fifth candidate interception behavior. The fifth listening combination.
- the network device 420 may also send configuration information of the search space set to the terminal device 410, and the configuration information of the search space set may include at least one of the following: identification information of the search space set, and search space
- identification information of the search space set may include at least one of the following: identification information of the search space set, and search space
- the first intercept combination indication information may indicate the intercept combination of the first BWP.
- the network device 420 may also send second interception combination indication information to the terminal device 410, where the second interception combination indication information indicates the interception combination of the second BWP.
- the indication information of the first monitoring combination may be one of the following: the first monitoring combination, the second monitoring combination, the third monitoring combination, the fourth monitoring combination or the fifth monitoring combination.
- the indication information of the second monitoring combination may be one of the following: the first monitoring combination, the second monitoring combination, the third monitoring combination, the fourth monitoring combination or the fifth monitoring combination.
- each BWP may indicate the monitoring combination of its respective BWP.
- the first candidate monitoring behavior means monitoring the PDCCH on the activated downlink BWP according to the configured search space set
- the second candidate monitoring behavior means stopping monitoring the PDCCH within the preset time period on the activated downlink BWP
- the third candidate monitoring The behavior indicates monitoring the PDCCH on the activated downlink BWP according to the search space set in the first search space set group
- the fourth candidate monitoring behavior indicates monitoring the PDCCH on the activated downlink BWP according to the search space set in the second search space set group
- the fifth candidate monitoring behavior indicates monitoring the PDCCH on the activated downlink BWP according to the search space set in the third search space set group.
- monitoring combinations may be configured for different BWPs, and it is understood that the monitoring combinations configured for different BWPs may be the same or different.
- the network device 420 may configure the same monitoring combination for multiple BWPs belonging to the same cell.
- the first monitoring combination indication information may indicate the monitoring combination of the first cell.
- the network device 420 may also send third monitoring combination indication information to the terminal device 410, where the third monitoring combination indication information indicates the monitoring combination of the second cell.
- the terminal device 410 is configured with multiple cells
- monitoring combinations may be configured for different cells, and it can be understood that the monitoring combinations configured for different cells may be the same or different.
- the network device 420 may configure the same monitoring combination for multiple cells belonging to the same cell group.
- the first monitoring combination indication information may indicate the monitoring combination of the first cell group.
- the network device 420 may also send fourth monitoring combination indication information to the terminal device 410, where the fourth monitoring combination indication information indicates the monitoring combination of the second cell group.
- monitoring combinations may be configured for different cell groups, and it can be understood that the monitoring combinations configured for different cell groups may be the same or different.
- the terminal device 410 may send 502 supported listening combination information to the network device 420 .
- the supported listening combination information may indicate the listening combination supported by the terminal device 410, where the listening combination supported by the terminal device 410 may include a first listening combination, a second listening combination, a third listening combination, and a fourth listening combination and at least one monitoring combination in the fifth monitoring combination.
- the candidate interception behaviors in the interception combinations indicated by the first interception combination indication information sent by the network device 420 are a subset or all of the candidate interception behaviors in the interception combinations supported by the terminal device 410 .
- the supported listening combination information may be included in UE capability information or included in UE assistance information.
- the listening combinations supported by the terminal device 410 may include at least one listening combination of a first listening combination, a second listening combination, a fourth listening combination, and a fifth listening combination.
- the monitoring combination supported by the terminal device 410 may be indicated through the first parameter in the UE capability information or the UE assistance information.
- the first parameter may be supported PDCCH monitoring adaptation (supportedPdcchMonitoringAdaptation), for example,
- Beh 1and1A indicates a first listening combination including a first candidate listening behavior and a second candidate listening behavior.
- Beh 1Aand2and2A indicates a second listening combination including a second candidate listening behavior, a third candidate listening behavior, and a fourth candidate listening behavior.
- Beh 1Aand2and2Aand2B indicates a third listening combination including a second candidate listening behavior, a third candidate listening behavior, a fourth candidate listening behavior, and a fifth candidate listening behavior.
- Beh 2and2A indicates a fourth listening combination including a third candidate listening behavior and a fourth candidate listening behavior.
- Beh 2and2Aand2B indicates a fifth listening combination including a third candidate listening behavior, a fourth candidate listening behavior, and a fifth candidate listening behavior.
- the UE capability information or UE assistance information may directly indicate the monitoring combination supported by the terminal device 410 in the form of enumeration, for example, it may be configured in the form of ⁇ parameter 1, parameter 2, ..., parameter N ⁇ , Each parameter corresponds to a candidate monitoring behavior.
- ⁇ Beh 1, Beh 1A ⁇ may represent the first listening combination including the first candidate listening behavior and the second candidate listening behavior.
- Beh 1A, Beh 2, Beh 2A ⁇ denote the second listening combination comprising the second candidate listening behavior, the third candidate listening behavior and the fourth candidate listening behavior.
- Beh 1A, Beh 2, Beh 2A, Beh 2B ⁇ a third listening combination including the second candidate listening behavior, the third candidate listening behavior, the fourth candidate listening behavior and the fifth candidate listening behavior is represented.
- a fourth listening combination comprising the third candidate listening behavior and the fourth candidate listening behavior is represented by ⁇ Beh 2, Beh 2A ⁇ .
- Beh 2A, Beh 2B ⁇ represent the fifth listening combination comprising the third candidate listening behavior, the fourth candidate listening behavior and the fifth candidate listening behavior.
- the monitoring combinations supported by the terminal device 410 may be indicated by a combination of the second parameter and the third parameter in the UE capability information or UE assistance information.
- the second parameter may be supported PDCCH monitoring adaptation (supportedPdcchMonitoringAdaptation)
- the third parameter may be the number of supported search space set groups (supportedNrofSearchSpaceSetGroup).
- the supportedPdcchMonitoringAdaptation indication "PdcchSkipping" indicates the first monitoring combination including the first candidate monitoring behavior and the second candidate monitoring behavior.
- supportedPdcchMonitoringAdaptation indicates “PdcchSkippingAndSearchSpaceSetGroupSwitching” and supportedNrofSearchSpaceSetGroup indicates “2” indicating the second monitoring combination including the second candidate monitoring behavior, the third candidate monitoring behavior, and the fourth candidate monitoring behavior.
- the supportedPdcchMonitoringAdaptation indication "PdcchSkippingAndSearchSpaceSetGroupSwitching" indicates the second monitoring combination including the second candidate monitoring behavior, the third candidate monitoring behavior and the fourth candidate monitoring behavior.
- supportedPdcchMonitoringAdaptation indicates “PdcchSkippingAndSearchSpaceSetGroupSwitching” and supportedNrofSearchSpaceSetGroup indicates “3” indicating a third monitoring combination including the second candidate monitoring behavior, the third candidate monitoring behavior, the fourth candidate monitoring behavior, and the fifth candidate monitoring behavior.
- supportedPdcchMonitoringAdaptation indicates “SearchSpaceSetGroupSwitching” and supportedNrofSearchSpaceSetGroup indicates “2” indicating the fourth monitoring combination including the third candidate monitoring behavior and the fourth candidate monitoring behavior.
- supportedPdcchMonitoringAdaptation indicates “SearchSpaceSetGroupSwitching” and supportedNrofSearchSpaceSetGroup indicates “3” indicating a fifth monitoring combination including a third candidate monitoring behavior, a fourth candidate monitoring behavior, and a fifth candidate monitoring behavior.
- the network device 420 may determine the first intercept combination indication information based on the supported intercept combination information from the terminal device 410 . And subsequently, the network device 420 may send the first monitoring combination indication information to the terminal device 410 through RRC signaling. For example, one of the listening combinations may be selected from the listening combinations indicated by the supported listening combination information, and the selected listening combination may be indicated through the first listening combination indication information.
- network device 420 sends 520 DCI to terminal device 410 .
- the terminal device 410 may determine a PDCCH monitoring opportunity according to the configuration information of the search space set, and then may monitor the PDCCH at the determined PDCCH monitoring opportunity. At a certain PDCCH monitoring opportunity, the terminal device 410 monitors the DCI from the network device 420, and the DCI is carried on the PDCCH.
- the DCI may be used to indicate the interception behavior of the terminal device 410, and the indicated interception behavior belongs to one of at least two candidate interception behaviors included in the first interception combination indication information.
- the terminal device 410 may perform 530 a PDCCH monitoring action based on the first monitoring combination indication information and the DCI.
- the terminal device 410 may determine 522 an interception behavior from at least two candidate interception behaviors based on the first interception combination indication information and the DCI.
- the interception combination indicated by the first interception combination indication information includes at least two candidate interception behaviors.
- a candidate interception behavior corresponding to the value of the DCI may be selected from at least two candidate interception behaviors based on the specific value of the DCI.
- the DCI may have a predetermined number of bits, for example, the predetermined number of bits may be 1 bit, 2 bits or more. Taking the predetermined number of bits as an example of 2 bits, the DCI may have four different values: 00, 01, 10 and 11. It can be understood that the 2 bits may be two consecutive bits in the DCI, for example, two bits in the same field, or may be two independent bits that are spaced apart, for example, there is 1 bit in two independent fields, The four different values can then be understood as values represented by two spaced apart independent bits.
- the listening behavior can be determined through the examples shown in Table 2 below.
- the first interception combination indication information indicates the second interception combination and the DCI is the first value
- it is determined that the interception behavior is the second candidate interception behavior.
- the first monitoring combination indication information indicates the fifth monitoring combination and the DCI is the second value
- it is determined that the monitoring behavior is the fourth candidate monitoring behavior.
- the first monitoring combination indication information indicates the first monitoring combination
- the DCI is any value of the second value, the third value, or the fourth value
- it is determined that the monitoring behavior is the first candidate monitoring behavior.
- the first, second, third, and fourth values shown in Table 2 are not equal to each other.
- the first value is 00
- the second value is 01
- the third value is 10
- the fourth value is 11.
- those skilled in the art can understand that this is only an example, and various other examples can be obtained on this basis, and still belong to the protection scope of the present disclosure.
- the DCI when the first interception combination indication information indicates the first interception combination, the DCI may be the first value to indicate the second candidate interception behavior, and the DCI may be the second value to indicate the first candidate interception behavior.
- the second candidate listening behavior may be indicated by using the DCI as the second value
- the first candidate listening behavior may be indicated by using the DCI as the first value.
- the second candidate monitoring behavior may be indicated by using the DCI as the third value
- the first candidate monitoring behavior may be indicated by using the DCI as the fourth value. etc. No longer list them here.
- a fixed preset time period that is, a skipped time period
- multiple different predetermined time periods may be used. As an example, it is shown in Table 3 below.
- Table 3 only shows the situation that the first monitoring combination indication information indicates the first monitoring combination or the second monitoring combination. For other situations, you can refer to Table 2, and it can be understood that Table 3 is only It is indicated that various modifications can be made on the basis of Table 3 to obtain other embodiments.
- the listening behavior may be determined through a one-to-one correspondence between the DCI value and the positions or indexes of at least two candidate listening behaviors in the RRC signaling.
- the RRC signaling may configure at least two candidate monitoring behaviors in the form of enumeration.
- the DCI is the candidate monitoring behavior whose first value corresponds to the first index, that is, the second candidate monitoring behavior Beh 1A; DCI is the candidate monitoring behavior whose second value corresponds to the second index, that is, the third candidate monitoring behavior Beh 2; DCI is the candidate monitoring behavior whose third value corresponds to the third index, that is, the fourth candidate monitoring behavior Beh 2A.
- the listening behavior may be determined through a one-to-many correspondence between the DCI value and the positions or indexes of at least two candidate listening behaviors in the RRC signaling.
- the DCI is the candidate monitoring behavior whose first value corresponds to the first index, that is, the second candidate monitoring behavior Beh 1A, And use the first preset time period; DCI is the candidate monitoring behavior corresponding to the first index with the second value, that is, the second candidate monitoring behavior Beh 1A, and use the second preset time period. DCI is the candidate monitoring behavior whose third value corresponds to the second index, that is, the third candidate monitoring behavior Beh 2; DCI is the candidate monitoring behavior whose fourth value corresponds to the third index, that is, the fourth candidate monitoring behavior Beh 2A.
- the listening behavior determined by the terminal device 410 can be used in the type 3 common search space set and the terminal device-specific search space set. For example, assuming that the monitoring behavior is the second candidate monitoring behavior, then for the type 3 common search space set and the terminal device-specific search space set, stop monitoring within a preset time period, and then monitor the PDCCH after the preset time period .
- the terminal device 410 may or may not skip C-RNTI, MCS-C-RNTI or CS-RNTI
- the PDCCH monitoring of the scrambled DCI is not limited in this embodiment of the present disclosure.
- type 0A, type 1, and type 2 public search space sets whether the terminal device listens to the PDCCH of DCI scrambled by SI-RNTI, RA-RNTI, TC-RNTI or P-RNTI is not limited by the embodiments of the present disclosure .
- the DCI may further indicate a BWP identifier (Identifier, ID), and the terminal device 410 may be based on the monitoring combination and the BWP corresponding to the BWP ID.
- ID BWP identifier
- the network device can configure a monitoring combination to the terminal device, and then the terminal device can determine the monitoring behavior based on the configured monitoring combination and the DCI from the network device.
- the terminal device can reduce Unnecessary monitoring of PDCCH, thus greatly reducing power consumption.
- the configuration manner of the monitoring combination in the embodiment of the present disclosure a reasonable combination of various monitoring behaviors is realized, and the implementation complexity of the terminal device is reduced.
- Fig. 6 shows a schematic block diagram of a communication device 600 for information transmission according to some embodiments of the present disclosure.
- the apparatus 600 may be implemented as the terminal device 410 or as a part of the terminal device 410 (such as a chip), etc., which is not limited in the present disclosure.
- the apparatus 600 includes a first receiving module 610 , a second receiving module 620 and an execution module 630 .
- the first receiving module 610 is configured to receive first interception combination indication information from a network device, where the first interception combination indication information indicates at least two candidate interception behaviors.
- the second receiving module 620 is configured to receive downlink control information DCI from the network device, the DCI indicates the listening behavior of the communication device, and the listening behavior is one of at least two candidate listening behaviors.
- the execution module 630 is configured to execute the monitoring behavior of the downlink control channel PDCCH based on the first monitoring combination indication information and the DCI.
- the first receiving module 610 may be configured to receive first interception combination indication information from the network device, where the first interception combination indication information indicates one of the following: the first interception combination, including the first A candidate monitoring behavior and a second candidate monitoring behavior, the second monitoring combination, including the second candidate monitoring behavior, the third candidate monitoring behavior and the fourth candidate monitoring behavior, and the third monitoring combination, including the second candidate monitoring behavior, the third candidate The monitoring behavior, the fourth candidate monitoring behavior and the fifth candidate monitoring behavior, the fourth monitoring combination, including the third candidate monitoring behavior and the fourth candidate monitoring behavior, or the fifth monitoring combination, including the third candidate monitoring behavior, the fourth candidate monitoring behavior behavior and a fifth candidate listening behavior.
- the fourth candidate monitoring behavior means monitoring the PDCCH according to the search space set in the second search space set group
- the fifth candidate monitoring behavior means monitoring the PDCCH according to the search space set in the third search space set group.
- the apparatus 600 further includes a third receiving module 640 configured to receive indication information from a network device for a preset time period.
- the apparatus 600 may further include a determination module 650 configured to determine an interception behavior from at least two candidate interception behaviors based on the DCI.
- the first intercept combination indication information indicates the intercept combination of the first bandwidth part BWP
- the first receiving module 610 is further configured to receive second intercept combination indication information from the network device, the second intercept combination indication information Indicates the listening combination of the second BWP.
- the monitoring combination of the first BWP is the same as the monitoring combination of the second BWP.
- the first intercept combination indication information indicates the intercept combination of the first cell
- the first receiving module 610 is further configured to receive third intercept combination indication information from the network device, the third intercept combination indication information indicating the first The monitoring combination of the second cell.
- the monitoring combination of the first cell is the same as the monitoring combination of the second cell.
- the apparatus 600 may further include a sending module 660 configured to send supported intercept combination information to the network device, where the supported intercept combination information indicates the intercept combinations supported by the communication apparatus.
- a sending module 660 configured to send supported intercept combination information to the network device, where the supported intercept combination information indicates the intercept combinations supported by the communication apparatus.
- the listening behavior performed by the execution module 630 is used for the type 3 public search space set and the terminal device-specific search space set.
- the division of modules or units in the embodiments of the present disclosure is schematic, and is only a logical function division. In actual implementation, there may also be other division methods.
- the functional units in the disclosed embodiments can be integrated In one unit, it may exist separately, or two or more units may be integrated into one unit.
- the above-mentioned integrated units can be implemented in the form of hardware or in the form of software functional units.
- the apparatus 600 in FIG. 6 can be used to implement the various processes described above in conjunction with the terminal device 410 in FIG. 5 , and for the sake of brevity, details are not repeated here.
- Fig. 7 shows a schematic block diagram of a communication device 700 for information transmission according to some embodiments of the present disclosure.
- the apparatus 700 may be implemented as the network device 420 or as a part of the network device 420 (such as a chip), etc., which is not limited in the present disclosure.
- the device 700 includes a first sending module 710 and a second sending module 720 .
- the first sending module 710 is configured to send first interception combination indication information to the terminal device, where the first interception combination indication information indicates at least two candidate interception behaviors.
- the second sending module 720 is configured to send downlink control information DCI to the terminal device, for the terminal device to perform the monitoring behavior of the downlink control channel PDCCH based on the first monitoring combination indication information and DCI, and the monitoring behavior is at least two candidates A type of monitoring behavior.
- the first sending module 710 may be configured to send the first interception combination indication information to the terminal device, where the first interception combination indication information indicates one of the following: the first interception combination, including the first The candidate monitoring behavior and the second candidate monitoring behavior, the second monitoring combination, including the second candidate monitoring behavior, the third candidate monitoring behavior and the fourth candidate monitoring behavior, the third monitoring combination, including the second candidate monitoring behavior, the third candidate monitoring behavior Behavior, the fourth candidate listening behavior and the fifth candidate listening behavior, the fourth listening combination including the third candidate listening behavior and the fourth candidate listening behavior, or the fifth listening combination including the third candidate listening behavior and the fourth candidate listening behavior and a fifth candidate listening behavior.
- the first interception combination indication information indicates one of the following: the first interception combination, including the first The candidate monitoring behavior and the second candidate monitoring behavior, the second monitoring combination, including the second candidate monitoring behavior, the third candidate monitoring behavior and the fourth candidate monitoring behavior, the third monitoring combination, including the second candidate monitoring behavior, the third candidate monitoring behavior Behavior, the fourth candidate listening behavior and the fifth candidate listening behavior, the fourth listening combination including the third candidate listening behavior
- the fourth candidate monitoring behavior means monitoring the PDCCH according to the search space set in the second search space set group
- the fifth candidate monitoring behavior means monitoring the PDCCH according to the search space set in the third search space set group.
- the apparatus 700 further includes a third sending module 730 configured to send the indication information of a preset time period to the terminal device.
- the first intercept combination indication information indicates the intercept combination of the first bandwidth part BWP
- the first sending module 710 is further configured to send the second intercept combination indication information to the terminal device, the second intercept combination indication information indicates The monitor combination of the second BWP.
- the monitoring combination of the first BWP is the same as the monitoring combination of the second BWP.
- the first intercept combination indication information indicates the intercept combination of the first cell
- the first sending module 710 is further configured to: send third intercept combination indication information to the terminal device, the third intercept combination indication information indicating the first The monitoring combination of the second cell.
- the monitoring combination of the first cell is the same as the monitoring combination of the second cell.
- the apparatus 700 may further include a receiving module 740 configured to receive the supported listening combination information from the terminal device, the supported listening combination information indicates the listening combination supported by the terminal device, and the first listening combination indication information The indicated listening combination belongs to the listening combination supported by the terminal device.
- a receiving module 740 configured to receive the supported listening combination information from the terminal device, the supported listening combination information indicates the listening combination supported by the terminal device, and the first listening combination indication information The indicated listening combination belongs to the listening combination supported by the terminal device.
- listening behavior is used for both the Type 3 public search space set and the end-device specific search space set.
- the division of modules or units in the embodiments of the present disclosure is schematic, and is only a logical function division. In actual implementation, there may also be other division methods.
- the functional units in the disclosed embodiments can be integrated In one unit, it may exist separately, or two or more units may be integrated into one unit.
- the above-mentioned integrated units can be implemented in the form of hardware or in the form of software functional units.
- the apparatus 700 in FIG. 7 can be used to implement the various processes described above in conjunction with the network device 420 in FIG. 5 , and details are not repeated here for brevity.
- FIG. 8 shows a schematic block diagram of an example device 800 that may be used to implement embodiments of the present disclosure.
- the device 800 may be implemented as or included in the terminal device 410 of FIG. 4 , or may be implemented as or included in the network device 420 of FIG. 4 .
- device 800 includes one or more processors 810 , one or more memories 820 coupled to processors 810 , and a communication module 840 coupled to processors 810 .
- the communication module 840 can be used for two-way communication.
- the communication module 840 may have at least one communication interface for communication.
- Communication interfaces may include any interface necessary to communicate with other devices.
- Processor 810 may be of any type suitable for the local technical network, and may include, but is not limited to, at least one of the following: a general purpose computer, a special purpose computer, a microcontroller, a digital signal processor (Digital Signal Processor, DSP), or a control-based One or more of the multi-core controller architectures of the processor.
- Device 800 may have multiple processors, such as application specific integrated circuit chips, that are time slaved to a clock that is synchronized to a main processor.
- Memory 820 may include one or more non-volatile memories and one or more volatile memories.
- non-volatile memory include but are not limited to at least one of the following: read-only memory (Read-Only Memory, ROM) 824, erasable programmable read-only memory (Erasable Programmable Read Only Memory, EPROM), flash memory, hard disk , Compact Disc (CD), Digital Video Disk (Digital Versatile Disc, DVD) or other magnetic and/or optical storage.
- Examples of volatile memory include, but are not limited to, at least one of: Random Access Memory (RAM) 822, or other volatile memory that does not persist for the duration of a power outage.
- RAM Random Access Memory
- the computer program 830 comprises computer-executable instructions executed by the associated processor 810 .
- Program 830 may be stored in ROM 824.
- Processor 810 may perform any suitable actions and processes by loading program 830 into RAM 822.
- Embodiments of the present disclosure may be implemented by means of a program 830 such that the device 800 may perform any of the processes as discussed with reference to FIGS. 4 to 6 .
- Embodiments of the present disclosure can also be realized by hardware or by a combination of software and hardware.
- Program 830 may be tangibly embodied on a computer readable medium, which may be included in device 800 (such as in memory 820 ) or other storage device accessible by device 800 . Program 830 may be loaded from a computer readable medium into RAM 822 for execution.
- the computer readable medium may include any type of tangible nonvolatile memory such as ROM, EPROM, flash memory, hard disk, CD, DVD, and the like.
- the communication module 840 in the device 800 can be implemented as a transmitter and a receiver (or transceiver), which can be configured to send/receive information such as the first monitoring combination indication information, the monitoring combination supported by the terminal device information etc.
- the device 800 may further include one or more of a scheduler, a controller, and a radio frequency/antenna, which will not be described in detail in this disclosure.
- the device 800 in FIG. 8 may be implemented as an electronic device, or may be implemented as a chip or a chip system in the electronic device, which is not limited by the embodiments of the present disclosure.
- Embodiments of the present disclosure also provide a chip, which may include an input interface, an output interface, and a processing circuit.
- a chip which may include an input interface, an output interface, and a processing circuit.
- the interaction of signaling or data may be completed by the input interface and the output interface, and the generation and processing of signaling or data information may be completed by the processing circuit.
- Embodiments of the present disclosure also provide a chip system, including a processor, configured to support a computing device to implement the functions involved in any of the foregoing embodiments.
- the system-on-a-chip may further include a memory for storing necessary program instructions and data, and when the processor runs the program instructions, the device installed with the system-on-a-chip can implement the program described in any of the above-mentioned embodiments.
- the chip system may consist of one or more chips, and may also include chips and other discrete devices.
- Embodiments of the present disclosure further provide a processor, configured to be coupled with a memory, where instructions are stored in the memory, and when the processor executes the instructions, the processor executes the methods and functions involved in any of the foregoing embodiments.
- Embodiments of the present disclosure also provide a computer program product containing instructions, which, when run on a computer, cause the computer to execute the methods and functions involved in any of the above embodiments.
- Embodiments of the present disclosure also provide a computer-readable storage medium, on which computer instructions are stored, and when a processor executes the instructions, the processor is made to execute the methods and functions involved in any of the above embodiments.
- the various embodiments of the present disclosure may be implemented in hardware or special purpose circuits, software, logic or any combination thereof. Some aspects may be implemented in hardware, while other aspects may be implemented in firmware or software, which may be executed by a controller, microprocessor or other computing device. While various aspects of the embodiments of the present disclosure are shown and described as block diagrams, flowcharts, or using some other pictorial representation, it should be understood that the blocks, devices, systems, techniques or methods described herein can be implemented as, without limitation, Exemplary, hardware, software, firmware, special purpose circuits or logic, general purpose hardware or controllers or other computing devices, or some combination thereof.
- the present disclosure also provides at least one computer program product tangibly stored on a non-transitory computer-readable storage medium.
- the computer program product comprises computer-executable instructions, eg included in program modules, which are executed in a device on a real or virtual processor of a target to perform the process/method as above with reference to the accompanying drawings.
- program modules include routines, programs, libraries, objects, classes, components, data structures, etc. that perform particular tasks or implement particular abstract data types.
- the functionality of the program modules may be combined or divided as desired among the program modules.
- Machine-executable instructions for program modules may be executed within local or distributed devices. In a distributed device, program modules may be located in both local and remote storage media.
- Computer program codes for implementing the methods of the present disclosure may be written in one or more programming languages. These computer program codes can be provided to processors of general-purpose computers, special-purpose computers, or other programmable data processing devices, so that when the program codes are executed by the computer or other programmable data processing devices, The functions/operations specified in are implemented.
- the program code may execute entirely on the computer, partly on the computer, as a stand-alone software package, partly on the computer and partly on a remote computer or entirely on the remote computer or server.
- computer program code or related data may be carried by any suitable carrier to enable a device, apparatus or processor to perform the various processes and operations described above.
- carriers include signals, computer readable media, and the like.
- signals may include electrical, optical, radio, sound, or other forms of propagated signals, such as carrier waves, infrared signals, and the like.
- a computer readable medium may be any tangible medium that contains or stores a program for or related to an instruction execution system, apparatus, or device.
- the computer readable medium may be a computer readable signal medium or a computer readable storage medium.
- a computer readable medium may include, but is not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any suitable combination thereof. More detailed examples of computer-readable storage media include electrical connections with one or more wires, portable computer diskettes, hard disks, random storage access memory (RAM), read-only memory (ROM), erasable programmable read-only memory (EPROM or flash), optical storage, magnetic storage, or any suitable combination thereof.
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Description
Claims (41)
- 一种信息传输方法,包括:终端设备接收来自网络设备的第一监听组合指示信息,所述第一监听组合指示信息指示至少两种候选监听行为;所述终端设备接收来自所述网络设备的下行链路控制信息DCI,所述DCI指示所述终端设备的监听行为,所述监听行为是所述至少两种候选监听行为中的一种;以及所述终端设备基于所述第一监听组合指示信息和所述DCI,执行下行链路控制信道PDCCH的监听行为。
- 根据权利要求1所述的方法,其中所述终端设备接收来自所述网络设备的第一监听组合指示信息包括:所述终端设备接收来自所述网络设备的第一监听组合指示信息,所述第一监听组合指示信息指示以下中的一项:第一监听组合,包括第一候选监听行为和第二候选监听行为,第二监听组合,包括所述第二候选监听行为、第三候选监听行为和第四候选监听行为,第三监听组合,包括所述第二候选监听行为、所述第三候选监听行为、所述第四候选监听行为和第五候选监听行为,第四监听组合,包括所述第三候选监听行为和所述第四候选监听行为,或第五监听组合,包括所述第三候选监听行为、所述第四候选监听行为和所述第五候选监听行为,并且其中所述第一候选监听行为表示根据配置的搜索空间集监听PDCCH,所述第二候选监听行为表示在预设时间段内停止监听PDCCH,所述第三候选监听行为表示根据第一搜索空间集组中的搜索空间集监听PDCCH,所述第四候选监听行为表示根据第二搜索空间集组中的搜索空间集监听PDCCH,所述第五候选监听行为表示根据第三搜索空间集组中的搜索空间集监听PDCCH。
- 根据权利要求2所述的方法,其中所述第一监听组合指示信息指示第一监听组合、第二监听组合或第三监听组合,并且其中所述方法还包括:所述终端设备接收来自所述网络设备的所述预设时间段的指示信息。
- 根据权利要求1至3中任一项所述的方法,还包括:所述终端设备基于所述DCI,从所述至少两种候选监听行为中确定所述监听行为。
- 根据权利要求1至4中任一项所述的方法,其中所述第一监听组合指示信息指示第一带宽部分BWP的监听组合,并且其中所述方法还包括:所述终端设备接收来自所述网络设备的第二监听组合指示信息,所述第二监听组合指示信息指示第二BWP的监听组合。
- 根据权利要求5所述的方法,其中所述第一BWP的监听组合与所述第二BWP的监听组合相同。
- 根据权利要求1至4中任一项所述的方法,其中所述第一监听组合指示信息指示第一小区的监听组合,并且其中所述方法还包括:所述终端设备接收来自所述网络设备的第三监听组合指示信息,所述第三监听组合指示信息指示第二小区的监听组合。
- 根据权利要求7所述的方法,其中所述第一小区的监听组合与所述第二小区的监听组合相同。
- 根据权利要求1至8中任一项所述的方法,还包括:所述终端设备向所述网络设备发送支持的监听组合信息,所述支持的监听组合信息指示所述终端设备所支持的监听组合。
- 根据权利要求1至9中任一项所述的方法,其中所述监听行为用于类型3公共搜索空间集和终端设备专用搜索空间集。
- 一种信息传输方法,包括:网络设备向终端设备发送第一监听组合指示信息,所述第一监听组合指示信息指示至少两种候选监听行为;以及所述网络设备向所述终端设备发送下行链路控制信息DCI,用于所述终端设备基于所述第一监听组合指示信息和所述DCI执行下行链路控制信道PDCCH的监听行为,所述监听行为是所述至少两种候选监听行为中的一种。
- 根据权利要求11所述的方法,其中所述网络设备向所述终端设备发送第一监听组合指示信息包括:所述网络设备向所述终端设备发送第一监听组合指示信息,所述第一监听组合指示信息指示以下中的一项:第一监听组合,包括第一候选监听行为和第二候选监听行为,第二监听组合,包括所述第二候选监听行为、第三候选监听行为和第四候选监听行为,第三监听组合,包括所述第二候选监听行为、所述第三候选监听行为、所述第四候选监听行为和第五候选监听行为,第四监听组合,包括所述第三候选监听行为和所述第四候选监听行为,或第五监听组合,包括所述第三候选监听行为、所述第四候选监听行为和所述第五候选监听行为,并且其中所述第一候选监听行为表示根据配置的搜索空间集监听PDCCH,所述第二候选监听行为表示在预设时间段内停止监听PDCCH,所述第三候选监听行为表示根据第一搜索空间集组中的搜索空间集监听PDCCH,所述第四候选监听行为表示根据第二搜索空间集组中的搜索空间集监听PDCCH,所述第五候选监听行为表示根据第三搜索空间集组中的搜索空间集监听PDCCH。
- 根据权利要求12所述的方法,其中所述第一监听组合指示信息指示第一监听组合、第二监听组合或第三监听组合,并且其中所述方法还包括:所述网络设备向所述终端设备发送所述预设时间段的指示信息。
- 根据权利要求11至13中任一项所述的方法,其中所述第一监听组合指示信息指示第一带宽部分BWP的监听组合,并且其中所述方法还包括:所述网络设备向所述终端设备发送第二监听组合指示信息,所述第二监听组合指示信息指示第二BWP的监听组合。
- 根据权利要求14所述的方法,其中所述第一BWP的监听组合与所述第二BWP的监听组合相同。
- 根据权利要求11至13中任一项所述的方法,其中所述第一监听组合指示信息指示第一小区的监听组合,并且其中所述方法还包括:所述网络设备向所述终端设备发送第三监听组合指示信息,所述第三监听组合指示信息指示第二小区的监听组合。
- 根据权利要求16所述的方法,其中所述第一小区的监听组合与所述第二小区的监听组合相同。
- 根据权利要求11至17中任一项所述的方法,还包括:所述网络设备接收来自所述终端设备的支持的监听组合信息,所述支持的监听组合信息指示所述终端设备所支持的监听组合,并且其中所述第一监听组合指示信息所指示的监听组合属于所述终端设备所支持的监听组合。
- 根据权利要求11至18中任一项所述的方法,其中所述监听行为用于类型3公共搜索空间集和终端设备专用搜索空间集。
- 一种通信装置,包括:第一接收模块,被配置为接收来自网络设备的第一监听组合指示信息,所述第一监听组合指示信息指示至少两种候选监听行为;第二接收模块,被配置为接收来自所述网络设备的下行链路控制信息DCI,所述DCI指示所述通信装置的监听行为,所述监听行为是所述至少两种候选监听行为中的一种;以及执行模块,被配置为基于所述第一监听组合指示信息和所述DCI,执行下行链路控制信道PDCCH的监听行为。
- 根据权利要求20所述的装置,其中所述第一接收模块被配置为接收来自所述网络设备的第一监听组合指示信息,所述第一监听组合指示信息指示以下中的一项:第一监听组合,包括第一候选监听行为和第二候选监听行为,第二监听组合,包括所述第二候选监听行为、第三候选监听行为和第四候选监听行为,第三监听组合,包括所述第二候选监听行为、所述第三候选监听行为、所述第四候选监听行为和第五候选监听行为,第四监听组合,包括所述第三候选监听行为和所述第四候选监听行为,或第五监听组合,包括所述第三候选监听行为、所述第四候选监听行为和所述第五候选监听行为,并且其中所述第一候选监听行为表示根据配置的搜索空间集监听PDCCH,所述第二候选监听行为表示在预设时间段内停止监听PDCCH,所述第三候选监听行为表示根据第一搜索空间集组中的搜索空间集监听PDCCH,所述第四候选监听行为表示根据第二搜索空间集组中的搜索空间集监听PDCCH,所述第五候选监听行为表示根据第三搜索空间集组中的搜索空间集监听PDCCH。
- 根据权利要求21所述的装置,其中所述第一监听组合指示信息指示第一监听组合、第二监听组合或第三监听组合,并且所述装置还包括第三接收模块,被配置为:接收来自所述网络设备的所述预设时间段的指示信息。
- 根据权利要求20至22中任一项所述的装置,还包括确定模块,被配置为:基于所述DCI,从所述至少两种候选监听行为中确定所述监听行为。
- 根据权利要求10至23中任一项所述的装置,其中所述第一监听组合指示信息指示第一带宽部分BWP的监听组合,并且其中所述第一接收模块还被配置为:接收来自所述网络设备的第二监听组合指示信息,所述第二监听组合指示信息指示第二 BWP的监听组合。
- 根据权利要求24所述的装置,其中所述第一BWP的监听组合与所述第二BWP的监听组合相同。
- 根据权利要求20至23中任一项所述的装置,其中所述第一监听组合指示信息指示第一小区的监听组合,并且其中所述第一接收模块还被配置为:接收来自所述网络设备的第三监听组合指示信息,所述第三监听组合指示信息指示第二小区的监听组合。
- 根据权利要求26所述的装置,其中所述第一小区的监听组合与所述第二小区的监听组合相同。
- 根据权利要求20至27中任一项所述的装置,还包括发送模块,被配置为:向所述网络设备发送支持的监听组合信息,所述支持的监听组合信息指示所述通信装置所支持的监听组合。
- 根据权利要求20至28中任一项所述的装置,其中所述监听行为用于类型3公共搜索空间集和终端设备专用搜索空间集。
- 一种通信装置,包括:第一发送模块,被配置为向终端设备发送第一监听组合指示信息,所述第一监听组合指示信息指示至少两种候选监听行为;以及第二发送模块,被配置为向所述终端设备发送下行链路控制信息DCI,用于所述终端设备基于所述第一监听组合指示信息和所述DCI执行下行链路控制信道PDCCH的监听行为,所述监听行为是所述至少两种候选监听行为中的一种。
- 根据权利要求30所述的装置,其中所述第一发送模块被配置为向所述终端设备发送第一监听组合指示信息,所述第一监听组合指示信息指示以下中的一项:第一监听组合,包括第一候选监听行为和第二候选监听行为,第二监听组合,包括所述第二候选监听行为、第三候选监听行为和第四候选监听行为,第三监听组合,包括所述第二候选监听行为、所述第三候选监听行为、所述第四候选监听行为和第五候选监听行为,第四监听组合,包括所述第三候选监听行为和所述第四候选监听行为,或第五监听组合,包括所述第三候选监听行为、所述第四候选监听行为和所述第五候选监听行为,并且其中所述第一候选监听行为表示根据配置的搜索空间集监听PDCCH,所述第二候选监听行为表示在预设时间段内停止监听PDCCH,所述第三候选监听行为表示根据第一搜索空间集组中的搜索空间集监听PDCCH,所述第四候选监听行为表示根据第二搜索空间集组中的搜索空间集监听PDCCH,所述第五候选监听行为表示根据第三搜索空间集组中的搜索空间集监听PDCCH。
- 根据权利要求31所述的装置,其中所述第一监听组合指示信息指示第一监听组合、第二监听组合或第三监听组合,并且其中所述装置还包括第三发送模块,被配置为:向所述终端设备发送所述预设时间段的指示信息。
- 根据权利要求30至32中任一项所述的装置,其中所述第一监听组合指示信息指示第一带宽部分BWP的监听组合,并且其中所述第一发送模块还被配置为:向所述终端设备发送第二监听组合指示信息,所述第二监听组合指示信息指示第二BWP 的监听组合。
- 根据权利要求33所述的装置,其中所述第一BWP的监听组合与所述第二BWP的监听组合相同。
- 根据权利要求30至32中任一项所述的装置,其中所述第一监听组合指示信息指示第一小区的监听组合,并且其中所述第一发送模块还被配置为:向所述终端设备发送第三监听组合指示信息,所述第三监听组合指示信息指示第二小区的监听组合。
- 根据权利要求35所述的装置,其中所述第一小区的监听组合与所述第二小区的监听组合相同。
- 根据权利要求30至36中任一项所述的装置,还包括接收模块,被配置为:接收来自所述终端设备的支持的监听组合信息,所述支持的监听组合信息指示所述终端设备所支持的监听组合,并且其中所述第一监听组合指示信息所指示的监听组合属于所述终端设备所支持的监听组合。
- 根据权利要求30至36中任一项所述的装置,其中所述监听行为用于类型3公共搜索空间集和终端设备专用搜索空间集。
- 一种计算机可读存储介质,其特征在于,所述计算机可读存储介质存储有计算机可执行指令,所述计算机可执行指令被处理器执行时实现根据权利要求1至19中任一项所述的方法。
- 一种计算机程序产品,其特征在于,所述计算机程序产品上包含计算机可执行指令,所述计算机可执行指令在被执行时实现根据权利要求1至19中任一项所述的方法。
- 一种芯片,其特征在于,包括处理电路,被配置为执行根据权利要求1至19中任一项所述的方法。
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