WO2023134575A1 - Procédé et appareil de surveillance de canal de commande de liaison descendante physique (pdcch), dispositif et support de stockage - Google Patents

Procédé et appareil de surveillance de canal de commande de liaison descendante physique (pdcch), dispositif et support de stockage Download PDF

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Publication number
WO2023134575A1
WO2023134575A1 PCT/CN2023/071001 CN2023071001W WO2023134575A1 WO 2023134575 A1 WO2023134575 A1 WO 2023134575A1 CN 2023071001 W CN2023071001 W CN 2023071001W WO 2023134575 A1 WO2023134575 A1 WO 2023134575A1
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WIPO (PCT)
Prior art keywords
search space
space set
downlink signaling
pdcch monitoring
time interval
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PCT/CN2023/071001
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English (en)
Chinese (zh)
Inventor
罗晨
王加庆
杨美英
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大唐移动通信设备有限公司
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Publication of WO2023134575A1 publication Critical patent/WO2023134575A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0078—Timing of allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signaling for the administration of the divided path
    • H04L5/0092—Indication of how the channel is divided
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signaling for the administration of the divided path
    • H04L5/0096—Indication of changes in allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/08—Testing, supervising or monitoring using real traffic
    • 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 application relates to the field of communication technologies, and in particular to a physical downlink control channel (PDCCH) monitoring method, device, equipment and storage medium.
  • PDCCH physical downlink control channel
  • network devices allocate one or more search spaces (search spaces) to users through high-level signaling.
  • the configuration of each search space is periodic, and terminal devices perform physical downlink in the configured search spaces.
  • Control channel Physical Downlink Control Channel, PDCCH
  • PDCCH monitoring occasion The moment when the terminal device detects the PDCCH each time is called a PDCCH monitoring occasion (PDCCH monitoring occasion).
  • PDCCH monitoring occasion The moment when the terminal device detects the PDCCH each time.
  • the terminal device needs to monitor the PDCCH at each PDCCH monitoring opportunity to determine whether there is downlink scheduling information.
  • the network device may instruct the terminal device to skip the subsequent PDCCH monitoring opportunity, but how to make the terminal device determine which PDCCH monitoring skip time interval to skip the PDCCH monitoring opportunity when performing PDCCH monitoring in at least one search space set is still undecided.
  • Embodiments of the present application provide a physical downlink control channel PDCCH monitoring method, device, device, and storage medium, which can flexibly instruct a terminal device to skip a corresponding PDCCH monitoring interval when performing PDCCH monitoring in at least one search space set, and has high applicability.
  • an embodiment of the present application provides a physical downlink control channel PDCCH monitoring method, which is applied to a terminal device, and the method includes:
  • the at least one first downlink signaling includes at least monitoring adaptive indication information for indicating relevant information of a PDCCH monitoring skip time interval corresponding to at least one search space set;
  • the embodiment of the present application provides a physical downlink control channel PDCCH monitoring method, which is applied to a network device, and the method includes:
  • Sending at least one first downlink signaling where the at least one first downlink signaling includes at least monitoring adaptive indication information for indicating relevant information of the PDCCH monitoring skip time interval corresponding to at least one search space set, and the at least one The first downlink signaling is used to instruct the terminal device to determine at least one target PDCCH monitoring skip time interval based on the monitoring adaptive indication information included in the at least one first downlink signaling, and perform PDCCH in at least one target search space set
  • PDCCH monitoring is performed based on at least one target PDCCH monitoring skipping time interval in the at least one target PDCCH monitoring skipping time interval.
  • the embodiment of the present application provides a physical downlink control channel PDCCH monitoring device, the device includes:
  • a receiving unit configured to receive at least one first downlink signaling, where the at least one first downlink signaling includes at least a monitoring adaptation indication for indicating relevant information of a PDCCH monitoring skip time interval corresponding to at least one search space set information;
  • a determining unit configured to determine at least one target PDCCH monitoring skip time interval based on the monitoring adaptive indication information included in the at least one first downlink signaling
  • the monitoring unit is configured to perform PDCCH monitoring based on at least one target PDCCH monitoring skipping time interval in the at least one target PDCCH monitoring skipping time interval when at least one target search space set is performing PDCCH monitoring.
  • the embodiment of the present application provides a physical downlink control channel PDCCH monitoring device, the device includes:
  • a sending unit configured to send at least one first downlink signaling, where the at least one first downlink signaling includes at least a monitoring adaptation indication for indicating relevant information of a PDCCH monitoring skip time interval corresponding to at least one search space set Information, the above at least one first downlink signaling is used to instruct the terminal device to determine at least one target PDCCH monitoring skip time interval based on the monitoring adaptation indication information included in the at least one first downlink signaling, and at least one target In the case of performing PDCCH monitoring in the search space set, the PDCCH monitoring is performed based on at least one target PDCCH monitoring skipping time interval in the at least one target PDCCH monitoring skipping time interval.
  • an embodiment of the present application provides a terminal device, including a memory, a transceiver, and a processor, where:
  • the memory is used to store computer programs; the transceiver is used to send and receive data under the control of the above-mentioned processor; the processor is used to read the computer programs in the above-mentioned memory and perform the following operations:
  • the at least one first downlink signaling includes at least monitoring adaptive indication information for indicating relevant information of a PDCCH monitoring skip time interval corresponding to at least one search space set;
  • an embodiment of the present application provides a network device, including a memory, a transceiver, and a processor, where:
  • the memory is used to store computer programs; the transceiver is used to send and receive data under the control of the above-mentioned processor; the processor is used to read the computer programs in the above-mentioned memory and perform the following operations:
  • Sending at least one first downlink signaling where the at least one first downlink signaling includes at least monitoring adaptive indication information for indicating relevant information of the PDCCH monitoring skip time interval corresponding to at least one search space set, and the at least one The first downlink signaling is used to instruct the terminal device to determine at least one target PDCCH monitoring skip time interval based on the monitoring adaptive indication information included in the at least one first downlink signaling, and perform PDCCH in at least one target search space set
  • PDCCH monitoring is performed based on at least one target PDCCH monitoring skipping time interval in the at least one target PDCCH monitoring skipping time interval.
  • the embodiment of the present application also provides a computer-readable storage medium, in which a computer program is stored on the above-mentioned computer-readable storage medium, and when the above-mentioned computer program is executed by a processor, any one of the physical downlink provided by the embodiment of the present application is realized.
  • Control channel PDCCH monitoring method is realized.
  • the terminal device can be instructed to skip the corresponding PDCCH monitoring time interval when performing PDCCH monitoring in the target search space set, and has high applicability.
  • FIG. 1 is a schematic flow diagram of a physical downlink control channel PDCCH monitoring method provided by an embodiment of the present application
  • FIG. 2 is another schematic flow diagram of a physical downlink control channel PDCCH monitoring method provided by an embodiment of the present application
  • FIG. 3 is a schematic structural diagram of a physical downlink control channel PDCCH monitoring device provided by an embodiment of the present application.
  • Fig. 4 is another schematic structural diagram of the physical downlink control channel PDCCH monitoring device provided by the embodiment of the present application.
  • FIG. 5 is a schematic structural diagram of an electronic device provided by an embodiment of the present application.
  • the applicable system may be a global system of mobile communication (GSM) system, a code division multiple access (CDMA) system, a wideband code division multiple access (WCDMA) general packet Wireless business (general packet radio service, GPRS) system, long term evolution (long term evolution, LTE) system, LTE frequency division duplex (frequency division duplex, FDD) system, LTE time division duplex (time division duplex, TDD) system, Long term evolution advanced (LTE-A) system, universal mobile telecommunications system (UMTS), worldwide interoperability for microwave access (WiMAX) system, 5G new air interface (New Radio, NR) system, etc.
  • GSM global system of mobile communication
  • CDMA code division multiple access
  • WCDMA wideband code division multiple access
  • GPRS general packet Wireless business
  • long term evolution long term evolution
  • LTE long term evolution
  • LTE frequency division duplex frequency division duplex
  • TDD time division duplex
  • LTE-A Long term evolution advanced
  • UMTS universal mobile telecommunications
  • the terminal device involved in this embodiment of the present application may be a device that provides voice and/or data connectivity to a user, a handheld device with a wireless connection function, or other processing devices connected to a wireless modem.
  • the names of terminal devices may be different.
  • terminal devices can be called wireless terminals, and wireless terminals can communicate with one or more core networks (Core Network, CN) for communication
  • the wireless terminal can be a mobile terminal, such as a mobile phone (or called a "cellular" phone) and a computer with a mobile terminal, for example, the terminal device can also be portable, pocket, hand-held, computer built-in or Mobile devices on board that exchange voice and/or data with the radio access network.
  • a wireless terminal may also be called a system, a subscriber unit, a subscriber station, a mobile station, a mobile station, a remote station, an access point,
  • the remote terminal access terminal (access terminal), user agent (user agent), and user equipment (user equipment) are not limited in this embodiment of the application.
  • the network device involved in this embodiment of the present application may be a base station, and the base station may include multiple cells that provide services for terminals.
  • the base station can also be called an access point, or it can be a device in the access network that communicates with wireless terminals through one or more sectors on the air interface, or other names.
  • Network equipment may be used to interchange received over-the-air frames with Internet Protocol (IP) packets and act as a router between the wireless terminal and the rest of the access network, which may include Internet Protocol (IP) packets. (IP) communication network.
  • IP Internet Protocol
  • Network devices may also coordinate attribute management for the air interface.
  • the network equipment involved in the embodiment of the present application may be a network equipment (Base Transceiver Station, BTS) in GSM or CDMA, may also be a network equipment (NodeB) in WCDMA, and may also be an evolved network equipment in an LTE system (evolutional Node B, eNB or e-NodeB), 5G base station (gNB) in the 5G network architecture (next generation system), can also be a home evolved base station (Home evolved Node B, HeNB), relay node (relay node) , a home base station (femto), a pico base station (pico), etc., are not limited in this embodiment of the present application.
  • a network device may include a centralized unit (centralized unit, CU) node and a distributed unit (distributed unit, DU) node, and the centralized unit and the distributed unit may also be arranged geographically separately.
  • MIMO transmission can be Single User MIMO (Single User MIMO, SU-MIMO) or Multi-User MIMO (Multiple User MIMO, MU-MIMO).
  • MIMO transmission can be 2D-MIMO, 3D-MIMO, FD-MIMO, or massive-MIMO, or diversity transmission, precoding transmission, or beamforming transmission, etc.
  • FIG. 1 is a schematic flowchart of a method for monitoring a Physical Downlink Control Channel (PDCCH) provided by an embodiment of the present application.
  • the physical downlink control channel PDCCH monitoring method provided in the embodiment of the present application is applicable to terminal equipment, and may specifically include the following steps:
  • Step S11 receiving at least one first downlink signaling, the at least one first downlink signaling includes at least monitoring adaptation indication information for indicating relevant information of the PDCCH monitoring skip time interval corresponding to at least one search space set.
  • the terminal device may receive at least one first downlink signaling sent by the network device, and the at least one first downlink signaling received by the terminal device includes at least one The monitoring adaptive indication information of the relevant information of the PDCCH monitoring skip time interval.
  • the listening adaptation indication information included in each first downlink signaling may also be used to indicate switching of search space sets.
  • each first downlink signaling received by the terminal device includes monitoring adaptation indication information
  • each monitoring adaptation indication information is at least used to indicate the PDCCH monitoring skip time interval corresponding to at least one search space set Related Information.
  • the at least one first downlink signaling received by the terminal device may be the same signaling or different signaling, which is not limited here.
  • each monitoring adaptation indication information is used to indicate the relevant information of the PDCCH monitoring skip time interval corresponding to at least one search space set, that is, to indicate the corresponding PDCCH monitoring skip time interval when the terminal device performs PDCCH monitoring in at least one search space set. information about the time interval.
  • the relevant information of the PDCCH monitoring skip time interval indicated by each monitoring adaptation indication information may be the same or different, and no limitation is set here.
  • Step S12 Determine at least one target PDCCH monitoring skip time interval based on the monitoring adaptation indication information included in the at least one first downlink signaling.
  • the monitoring time interval included in each first downlink signaling may be determined.
  • at least one target PDCCH monitoring skipping time interval is determined from the PDCCH monitoring skipping time intervals corresponding to each first downlink signaling.
  • At least one target downlink signaling may be determined from at least one first downlink signaling, and the PDCCH monitoring skip time interval corresponding to the monitoring adaptation indication information included in the at least one target downlink signaling is determined as the target PDCCH Listening skip interval.
  • the foregoing manner of determining at least one target PDCCH listening skip time interval is only an example, and may be specifically determined based on actual application scenario requirements, and is not limited here.
  • Step S13 in the case of performing PDCCH monitoring in at least one target search space set, performing PDCCH monitoring based on at least one target PDCCH monitoring skipping time interval in the at least one target PDCCH monitoring skipping time interval.
  • PDCCH monitoring may be performed in the target search space set based on each target PDCCH monitoring skip time interval.
  • PDCCH monitoring may be performed in at least one target search space set according to the target PDCCH monitoring skip time.
  • PDCCH monitoring may be performed in one target search space set according to each target PDCCH monitoring skip time interval.
  • the arrangement order of target PDCCH monitoring skip time intervals may be determined, and then PDCCH monitoring is performed in a target search space set according to different target PDCCH monitoring skip time intervals in the arrangement order.
  • different target PDCCH monitoring skip time intervals may be corresponding PDCCH monitoring skip time intervals when PDCCH monitoring is performed in different target search space sets. Therefore, when PDCCH monitoring is performed for each target search space set, PDCCH monitoring is performed according to the corresponding target PDCCH monitoring skip time interval.
  • each target search space set may be a certain search space set, and/or may be a search space set group (Search Space Set Group, SSSG), and/or at least one search space set in the search space set group, and /or a set of search space sets in multiple search space sets when no search space set is configured, which is not limited here.
  • search space set group Search Space Set Group, SSSG
  • SSSG Search Space Set Group
  • the at least one first downlink signaling received by the terminal device can be used for service transmission of different services, specifically through the service identifier corresponding to each first downlink signaling configured by the network device, Indicates that the corresponding first downlink signaling is used for service transmission of different services.
  • At least one service corresponding to the first downlink signaling may be Ultra-Reliable and Low Latency Communications (Ultra-Reliable and Low Latency Communications, URLLC) service or Enhanced Mobile Broadband (Enhanced Mobile Broadband, eMBB) service or extended reality (extend reality, XR) business, etc., but not limited to this.
  • Ultra-Reliable and Low Latency Communications URLLC
  • Enhanced Mobile Broadband Enhanced Mobile Broadband, eMBB
  • extended reality extend reality, XR
  • the at least one first downlink signaling received by the terminal device may be downlink control information (Downlink Control Information, DCI), and the service identifier corresponding to each DCI configured by the network device indicates that the corresponding DCI is used for different business services transmission.
  • DCI Downlink Control Information
  • the at least one first downlink signaling received by the terminal device may be different downlink signaling.
  • the at least one first downlink signaling includes at least one of the following:
  • At least one Medium Access Control (MAC) Control Element (Control Element, CE); or
  • At least one radio resource control (Radio Resource Control, RRC) signaling.
  • RRC Radio Resource Control
  • the at least one first downlink signaling received by the terminal device may be one or more of DCI, MAC CE or RRC signaling, and the at least one first downlink signaling received by the terminal device includes multiple DCIs
  • one or more of the bearer information of each DCI, the DCI format, or the parameter configuration of the associated search space set may be the same or different, and there is no limitation here.
  • the downlink control information DCI is greater than or equal to two
  • the bearer information of each DCI is not completely the same
  • the format of each DCI is not completely the same
  • the parameter configuration of the search space set associated with each DCI is not completely the same.
  • the at least one first downlink signaling received by the terminal device is DCI with different DCI formats, such as DCI with different DCI formats and sizes, such as DCI with DCI format x_1, DCI format x_2 or DCI format 2_x.
  • DCI format x_1, DCI format x_2 or DCI format 2_x is an abbreviation for a certain type of DCI, where x refers to a value, such as DCI format x_1 is any DCI in DCI format 0_1 or DCI format 1_1 or DCI format 2_1 .
  • DCIs with different DCI formats may also be DCIs with different Radio Network Temporary Identity (RNTI) scrambled by cyclic redundancy check (Cyclic Redundancy Check, CRC).
  • RNTI Radio Network Temporary Identity
  • CRC Cyclic Redundancy Check
  • the DCI with different bearer information may be DCI signaling with different purposes, for example, a service identifier that may be configured by a network device indicates that the DCI with different bearer information is used for service transmission of different services.
  • the terminal device receives two DCIs, and the service identifier configured by the network indicates that each DCI is used for service transmission of the URLLC service and the eMBB service respectively.
  • the search space sets associated with different parameter configurations may be search space sets associated with different types, search space sets associated with different PDCCH monitoring periods, search space sets associated with different control resource sets (CORESET), search spaces associated with different monitoring patterns Sets, search space sets associated with different monitoring positions, or search space sets associated with different numbers of continuous monitoring time slots, one or more combinations, which are not limited here.
  • CORESET control resource sets
  • search spaces associated with different monitoring patterns Sets search space sets associated with different monitoring positions
  • search space sets associated with different numbers of continuous monitoring time slots one or more combinations, which are not limited here.
  • the terminal device receives DCI1 and DCI2, DCI1 is configured in a common search space (Common Search Space, CSS) (such as type3 CSS), and DCI2 is configured in a user-specific search space (UE-Specific Search Space, USS).
  • DCI formats of DCI1 and DCI2 may be the same or different, which is not limited here.
  • the terminal device receives multiple MAC CEs
  • the multiple MAC CEs received may be the same or different, and there is no limitation here.
  • the terminal device receives multiple RRC signalings
  • the multiple received RRC signalings may be the same or different, which is not limited here.
  • the relevant information of the PDCCH monitoring skip time interval indicated by each monitoring adaptation indication information includes at least one of the following:
  • the first duration is used to indicate the PDCCH monitoring skip time interval corresponding to at least one search space set;
  • the second duration includes the PDCCH monitoring period corresponding to at least one search space set corresponding to the terminal device when performing PDCCH monitoring in at least one search space set and/or the period of Discontinuous Reception (DRX) and/or or specify a duration.
  • DRX Discontinuous Reception
  • the first duration may be a fixed duration, for example, the first duration may be a fixed duration in units of milliseconds or seconds, or may be a corresponding duration of symbols, subframes, or wireless frames, or may be a network device configuration or protocol agreement Other durations are not limited here.
  • the value of the monitoring adaptive indication information included in each first downlink signaling may directly correspond to a PDCCH monitoring time interval configured by a network device, or correspond to an index value of a PDCCH monitoring skip time interval configured by a network device, Or correspond to a PDCCH monitoring skip time interval defined by a specific protocol. That is, the monitoring adaptation indication information included in the first downlink signaling may directly indicate the PDCCH monitoring skip time interval corresponding to at least one search space set.
  • the second duration may be the PDCCH monitoring period DRX period and/or the PDCCH monitoring period corresponding to at least one search space set corresponding to at least one search space set when the terminal device performs PDCCH monitoring, and may also be network equipment configuration or protocol
  • An agreed specified duration, for example, the second duration may be 2 ms, or a certain time slot.
  • the multiple of the second duration can be an integer or a fraction, which is not limited here.
  • the monitoring adaptation indication information included in the first downlink signaling may indirectly indicate the PDCCH monitoring skip time interval corresponding to at least one search space set through a multiple of the second duration.
  • the terminal device may determine the PDCCH monitoring skip time interval corresponding to at least one search space set by using a multiple of the second time length corresponding to the relevant information indicated by the monitoring adaptation indication information included in the first downlink signaling.
  • the PDCCH monitoring skip time intervals corresponding to the monitoring adaptation indication information included in each first downlink signaling may be the same or different.
  • the monitoring adaptive indication information included in different first downlink signaling may correspond to the same first duration or a multiple of the second duration, or may correspond to different first durations or multiples of the second duration, and there is no limitation here .
  • the terminal device receives 3 first downlink signalings, and each first downlink signaling includes at least the monitoring self used to indicate the relevant information of the PDCCH monitoring skip time interval corresponding to at least one search space set.
  • Adaptation indication information, the multiples of the second duration included in the relevant information corresponding to the monitoring adaptation indication information included in each first downlink signaling are ⁇ 1, 2, 4 ⁇
  • the second duration is the terminal device in at least one A PDCCH monitoring period corresponding to at least one search space set when the search space set performs PDCCH monitoring.
  • the PDCCH monitoring skip time interval corresponding to the monitoring adaptive indication information included in each first downlink signaling is ⁇ 1, 2, 4 ⁇ *PDCCH monitoring period.
  • At least one target PDCCH monitoring skip time interval is determined based on the monitoring adaptation indication information included in at least one first downlink signaling, including at least one of the following:
  • the first time interval meeting the time interval condition is determined as the target PDCCH monitoring skip time interval, the time interval condition includes at least one of the maximum time interval or the minimum time interval, and the first time interval includes at least one of the following:
  • Determining the PDCCH monitoring skip interval corresponding to the monitoring adaptive indication information included in the second downlink signaling in the at least one first downlink signaling as the target PDCCH monitoring skipping time interval, and the third downlink signaling includes at least one of the following:
  • Downlink signaling that satisfies a priority condition, where the priority condition includes the highest priority and/or the lowest priority.
  • each first downlink signaling may indicate its corresponding priority through a priority identifier configured by the network device.
  • the second downlink signaling can also be a designated MAC CE and/or higher layer signaling.
  • the PDCCH monitoring skip time intervals corresponding to the PDCCH monitoring skipping time intervals corresponding to the monitoring adaptive indication information included in the DCI format x_1 and DCI format x_2 received by the terminal device are T1 and T2, then the PDCCH monitoring skipping time intervals T1 and T2 can be determined The time interval is skipped for target PDCCH listening.
  • the terminal device before at least one target search space set performs PDCCH monitoring, the terminal device successively receives two pieces of monitoring adaptation indication information including at least relevant information indicating the PDCCH monitoring skip time interval corresponding to at least one search space set.
  • DCIs which are respectively DCIs of the DCI format x_1 and DCI format x_2, and the PDCCH monitoring skip time intervals corresponding to the monitoring adaptation indication information included in each DCI are T3 and T4 respectively.
  • the terminal device may determine the PDCCH monitoring skip time interval T3 corresponding to the monitoring adaptation indication information contained in the DCI format x_1 received first as the target PDCCH monitoring skipping time interval, or use the last received DCI format x_2
  • the PDCCH monitoring skip time interval T4 corresponding to the monitoring adaptation indication information included in the DCI is determined as the target PDCCH monitoring skipping time interval.
  • the terminal device receives two DCIs, which are DCIs in DCI format x_1 and DCI format x_2 respectively, and the PDCCH monitoring skip time intervals corresponding to the monitoring adaptive indication information included in the DCI format x_1 and DCI format x_2 are respectively for T5 and T6.
  • the terminal device determines that the DCI of DCI format x_1 is used for URLLC service transmission, and the DCI of DCI format x_2 is used for eMBB service transmission through the service identifier configured by the network, and the terminal device can use the monitoring and adaptive monitoring included in the DCI for URLLC service transmission
  • the PDCCH monitoring skip time interval T5 corresponding to the indication information is determined as the target PDCCH monitoring skipping time interval, or the PDCCH monitoring skipping time interval T6 corresponding to the monitoring adaptation indication information included in the DCI used for eMBB service transmission is determined as the target PDCCH Listening skip interval.
  • the terminal device receives two DCIs including monitoring adaptation indication information including at least related information indicating the PDCCH monitoring skip time interval corresponding to at least one search space set, which are respectively DCI format x_1 and DCI format x_2
  • the DCI of the DCI format x_1 and the DCI format x_2 correspond to the PDCCH monitoring skip time intervals corresponding to the monitoring adaptation indication information, which are T7 and T8 respectively.
  • the terminal device determines the signaling priority of the DCI of the DCI format x_1 and the DCI format x_2 through the priority identifier configured by the network device.
  • the terminal device can determine the PDCCH monitoring skip time interval T7 corresponding to the monitoring adaptation indication information included in the DCI with the highest priority as the target PDCCH monitoring skipping time interval, or set the monitoring adaptation indication information included in the DCI with the lowest priority
  • the corresponding PDCCH monitoring skip time interval T8 is determined as the target PDCCH monitoring skip time interval.
  • the downlink signaling associated with the specified configuration information may be downlink signaling associated with different PDCCH monitoring periods or other periodic behavior periods or other configuration items, which is not limited here.
  • the terminal device receives two DCIs including monitoring adaptation indication information including at least related information indicating the PDCCH monitoring skip time interval corresponding to at least one search space set, which are respectively DCI format x_1 and DCI format x_2
  • the PDCCH monitoring periods associated with the DCI of DCI format x_1 and DCI format x_2 are monitoring period 1 and monitoring period 2 respectively.
  • the terminal device may determine the PDCCH monitoring skip time interval corresponding to the monitoring adaptive indication information included in the DCI associated with the PDCCH monitoring period with the longest period as the target PDCCH monitoring skipping time interval, or the PDCCH monitoring period with the shortest period
  • the PDCCH monitoring skip time interval corresponding to the adaptive indication information included in the associated corresponding DCI is determined as the target PDCCH monitoring skip time interval.
  • the terminal device may include the monitoring adaptation indication information included in the at least one first downlink signaling
  • the maximum time interval in the minimum time interval K2min between the receiving moment of the PDCCH and the sending moment of the PUSCH is determined as the target PDCCH monitoring skipping time interval, or the minimum time interval is determined as the target PDCCH monitoring skipping time interval, or it is set as the target PDCCH monitoring skipping time interval
  • the time interval within the preset duration interval is determined as the target PDCCH monitoring skip time interval, or the time interval smaller than the preset threshold is determined as the target PDCCH monitoring skip time interval, or the time interval greater than
  • At least one target search space set may be a certain search space set, and/or may be a search space set group, and/or may be at least one search space set in the search space set group, and /Or it may be multiple search space set sets in each search space set when no search space set set is configured, which is not limited here.
  • At least one search space set in the search space set group or the search space set sets in each search space set when no search space set group is configured may be at least one search space set corresponding to the specified service.
  • a target search space set may be a certain type of search space set, such as Type3CSS and/or USS, at least one search space set in a non-default SSSG, a non-dormant search space set or a non-empty search space set, etc., There is no limitation here.
  • At least one target search space set includes at least one of the following:
  • a set of search spaces a set of search spaces, a set of search spaces, a set of search spaces, or at least one set of search spaces specified by higher layer signaling;
  • a protocol-defined set of search spaces a set of search spaces, a set of search spaces, or at least one set of search spaces from a set of search spaces;
  • BWP Bandwidth part
  • CORESET control resource set
  • the second downlink signaling includes at least one of the following:
  • At least one downlink signaling in the at least one first downlink signaling is provided.
  • At least one target search space set may be a search space set group, a search space set set, a search space set or a search space specified by the MAC CE At least one search space set in the set group.
  • any MAC CE or the specified MAC CE specified search space set group, search space set set, search space set or search space At least one search space set in the set group can be used as a target search space set.
  • the search space set group, the search space set set, the search space set, or at least one search space set in the search space set group specified by each MAC CE may be the same or different, and there is no limitation here.
  • the search space sets, search space set sets, search space sets, or at least one search space set in the search space set groups specified by each high-level signaling may be the same or different, and there is no limitation here.
  • the specified BWP may be one or more of non-default BWP, default BWP, dormant BWP, or non-dormant BWP, and may also be the current BWP or any BWP, which is not limited here.
  • At least one target search space set group may also be a certain type of search space set or all search space sets within the specified BWP bandwidth part, which is not limited here.
  • the target search space set can also be a specified search space set group, a search space set set, a search space set, or at least one search space set in a search space set group, such as the specified Type3 CSS and/or USS. Do limit.
  • At least one search space set in the specified search space set may be at least one search space set in the specified search space set when the terminal device performs PDCCH monitoring in a non-default search space set.
  • the search space set group, the search space set set, the search space set, or at least one search space set in the search space set group where the second downlink signaling is located in the at least one first downlink signaling can be the specified BWP or the current In the BWP or the specified search space set or the current search space set, at least one search space set, search space set, search space set, or search space set where the second downlink signaling in the first downlink signaling is located At least one search space set of , there is no limitation here.
  • the search space set group, the search space set set, the search space set, or at least one search space set in the search space set group associated with the second downlink signaling in the at least one first downlink signaling may be a specified BWP Or the current BWP or the specified search space set or the current search space set, the search space set, search space set, search space set or search space where all the downlink signaling with the same DCI format as the second downlink signaling is located At least one search space set in the set group, or the specified BWP or the current BWP or the specified search space set or the current search space set, where all downlink signaling in the DCI format that belongs to the same type as the second downlink signaling is located
  • the search space set group, the search space set set, the search space set, or at least one search space set in the search space set group are not limited here.
  • the second downlink signaling may be all the downlink signaling in the first downlink signaling, may also be part of the downlink signaling in the first downlink signaling, or may be the first downlink signaling in the first downlink signaling.
  • At least one target search space set is a search space set, a search space set, a search space set, or a search space set in which all DCIs of the same format as x_1 in the current BWP and/or the current search space set are located At least one set of search spaces in the group.
  • the target search space may be the search space group or the search space set where the first downlink signaling corresponding to the target PDCCH monitoring skip time interval is located or associated
  • At least one search space set in the set, search space set, or search space set group may also be the search space set where at least one downlink signaling (such as all downlink signaling) in all first downlink signaling is located or associated group, set of search space sets, at least one search space set in a set of search space sets, or a set of search space sets, or any of the above-specified search space sets, set of search space sets, search space sets, or set of search space sets At least one set of search spaces in , there is no limitation here.
  • the listening adaptation indication information included in each first downlink signaling may also be used to indicate switching of search space sets.
  • the terminal device may receive first configuration information, and determine at least one listening adaptive indication included in each downlink signaling based on the first configuration information The number of bits in the information field of the information, and then determine the monitoring adaptation indication information included in the at least one first downlink signaling based on the bit number in the information field of the monitoring adaptation indication information included in the at least one first downlink signaling.
  • the first configuration information is configured by the network device, and may be used to directly or indirectly indicate the number of bits in the information field of the monitoring adaptation indication information included in the at least one first downlink signaling.
  • the first configuration information includes at least one of the following:
  • the at least one first downlink signaling corresponds to the first number of PDCCH listening skip time intervals and/or the second number of search space sets configured by the network device.
  • the first number of bits is the number of bits in the information field of the monitoring adaptive indication information included in at least one first downlink signaling, for example, it can be 0, 1, 2, etc., that is, the network device passes the first configuration information
  • the first number of bits directly indicates the number of bits in the information field of the monitoring adaptation indication information included in the at least one first downlink signaling.
  • the terminal device may And/or the second number determines the number of bits in the information field of the monitoring adaptation indication information included in the at least one first downlink signaling, that is, the network device indirectly indicates at least through the first number and the second number in the first configuration information The number of bits in the information field of the monitoring adaptation indication information included in the first downlink signaling.
  • the specific manner of determining the number of bits in the information field of the monitoring adaptive indication information included in at least one first downlink signaling may be shown in the following table, but is not limited to the calculation method shown in the following table:
  • Behavior 1 is used to instruct the terminal device not to skip the PDCCH monitoring opportunity when performing PDCCH monitoring
  • Behavior 1A is used to instruct the terminal device to perform PDCCH monitoring according to the corresponding PDCCH monitoring skip time interval when performing PDCCH monitoring
  • Behavior 2 It is used to indicate that the terminal device resides in search space group 0 for PDCCH monitoring
  • behavior 2A is used to indicate that the terminal device resides in search space group 1 for PDCCH monitoring
  • behavior 2B is used to indicate that the terminal device resides in search space group 1 2.
  • Perform PDCCH monitoring wherein search space set 0, search space set 1 and search space set 2 are used to represent different search space sets.
  • the first configuration information only includes the first number of PDCCH monitoring skip time intervals corresponding to at least one first downlink signaling
  • the monitoring self included in at least one first downlink signaling The number of bits in the information field of the adaptive indication information can be expressed as: ceil(log2(M+1)). Wherein, M is the first number of PDCCH monitoring skip time intervals corresponding to the at least one first downlink signaling, and M is greater than or equal to 1.
  • the number of bits in the information field of the monitoring adaptive indication information included in the at least one first downlink signaling in the embodiment can be determined based on the formula ceil(log2(M+1)), which means that it is equivalent to and not only Limited to the formula ceil(log2(M+1)).
  • the number of bits in the information field of the monitoring adaptation indication information included in at least one second downlink signaling can be expressed as: ceil(log2( N)).
  • ceil () is a function of rounding up
  • N is the second number of search space sets configured by the network device
  • log2 () means taking a logarithm with base 2.
  • N is greater than or equal to 1.
  • the number of bits in the information field of the monitoring adaptive indication information included in the at least one second downlink signaling in the embodiment can be determined based on the formula ceil(log2(N)), which means that it is equivalent to but not limited to the formula ceil (log2(N)) obtained.
  • the number of bits in the information field of the monitoring adaptation indication information included in at least one first downlink signaling may be expressed as: ceil(log2(M+N)).
  • ceil() is an upper-round function
  • M is the first number of PDCCH monitoring skip time intervals corresponding to at least one first downlink signaling
  • M is greater than or equal to
  • N is a search space set configured by a network device
  • the number of N is greater than or equal to 1
  • log2() means taking the logarithm with base 2.
  • the number of bits in the information field of the monitoring adaptive indication information included in the at least one first downlink signaling in the embodiment can be determined based on the formula ceil(log2(M+N)), which means that it is equivalent to and not only Limited to the formula ceil(log2(M+N)).
  • FIG. 2 is another schematic flowchart of a method for monitoring a physical downlink control channel (PDCCH) provided by an embodiment of the present application.
  • the physical downlink control channel PDCCH monitoring method provided in the embodiment of the present application is applicable to network equipment, and may specifically include the following steps:
  • Step S21 sending at least one downlink signaling, at least one first downlink signaling includes at least monitoring adaptive indication information for indicating relevant information of the PDCCH monitoring skip time interval corresponding to at least one search space set, at least one first The downlink signaling is used to instruct the terminal device to determine at least one target PDCCH monitoring skip time interval based on the monitoring adaptive indication information included in at least one first downlink signaling, and perform PDCCH monitoring in at least one target search space set
  • PDCCH monitoring is performed based on at least one target PDCCH monitoring skipping time interval in at least one target PDCCH monitoring skipping time interval.
  • the at least one first downlink signaling sent by the network device can be used for service transmission of different services.
  • the service identifier corresponding to each first downlink signaling can be configured to indicate the corresponding first downlink signaling.
  • the downlink signaling is used for service transmission of different services.
  • the service corresponding to the at least one first downlink signaling may be URLLC service, eMBB service or XR service, etc., but is not limited thereto.
  • the at least one first downlink signaling sent by the network device may be DCI, and by configuring service identifiers corresponding to each DCI, it is indicated that the corresponding DCI is used for service transmission of different services.
  • the at least one first downlink signaling received by the terminal device may be different downlink signaling.
  • the at least one first downlink signaling includes at least one of the following:
  • At least one MAC CE At least one MAC CE
  • At least one RRC signaling At least one RRC signaling.
  • the at least one first downlink signaling sent by the network device may be one or more of DCI, MAC CE or RRC signaling, and when the at least one first downlink signaling includes multiple DCIs, the bearer of each DCI
  • the information, the DCI format, or the parameter configuration of the associated search space set may be the same or different, and there is no limitation here.
  • the downlink control information DCI is greater than or equal to two
  • the bearer information of each DCI is not completely the same
  • the format of each DCI is not completely the same
  • the parameter configuration of the search space set associated with each DCI is not completely the same.
  • the at least one first downlink signaling sent by the network device is DCI with different DCI formats, such as DCI with different DCI formats and sizes, such as DCI with DCI format x_1, DCI format x_2 or DCI format 2_x.
  • DCI format x_1, DCI format x_2 or DCI format 2_x is an abbreviation for a certain type of DCI, where x refers to a value, such as DCI format x_1 is any DCI in DCI format 0_1 or DCI format 1_1 or DCI format 2_1 .
  • DCIs with different DCI formats may also be DCIs with different RNTIs of CRC scrambling.
  • the DCI with different bearer information may be DCI signaling with different purposes, for example, a service identifier that may be configured by a network device indicates that the DCI with different bearer information is used for service transmission of different services.
  • the network device sends two DCIs, and the service identifier configured by the network indicates that each DCI is used for service transmission of the URLLC service and the eMBB service respectively.
  • the search space sets associated with different parameter configurations may be search space sets associated with different types, search space sets associated with different PDCCH monitoring periods, search space sets associated with different control resource sets (CORESET), search spaces associated with different monitoring patterns Sets, search space sets associated with different monitoring positions, or search space sets associated with different numbers of continuous monitoring time slots, one or more combinations, which are not limited here.
  • CORESET control resource sets
  • search spaces associated with different monitoring patterns Sets search space sets associated with different monitoring positions
  • search space sets associated with different numbers of continuous monitoring time slots one or more combinations, which are not limited here.
  • the network device sends DCI in DCI format x_1 and DCI format x_2, DCI in DCI format x_1 and DCI format x_2 are used for URLLC service transmission and eMBB service transmission respectively, and both DCI format x_1 and DCI format x_2 include monitoring
  • the adaptive indication information is used to indicate related information of the PDCCH monitoring skip time interval.
  • a network device sends DCI1 and DCI2, DCI1 is configured in CSS (such as type3 CSS), and DCI2 is configured in USS.
  • DCI formats of DCI1 and DCI2 may be the same or different, which is not limited here.
  • the network device sends multiple MAC CEs, the multiple MAC CEs may be the same or different, and there is no limitation here.
  • the multiple RRC signalings may be the same or different, which is not limited here.
  • the relevant information of the PDCCH monitoring skip time interval indicated by each monitoring adaptation indication information includes at least one of the following:
  • the first duration is used to indicate the PDCCH monitoring skip time interval corresponding to at least one search space set;
  • the second duration includes a PDCCH monitoring period corresponding to at least one search space set and/or a DRX period and/or a specified duration corresponding to at least one search space set when the terminal device performs PDCCH monitoring in at least one search space set.
  • the first duration may be a fixed duration, for example, the first duration may be a fixed duration in units of milliseconds or seconds, or may be a corresponding duration of symbols, subframes, or wireless frames, or may be a network device configuration or protocol agreement Other durations are not limited here.
  • the value of the monitoring adaptive indication information included in each first downlink signaling may directly correspond to a PDCCH monitoring time interval configured by a network device, or correspond to an index value of a PDCCH monitoring skip time interval configured by a network device, Or correspond to a PDCCH monitoring skip time interval defined by a specific protocol. That is, the monitoring adaptation indication information included in the first downlink signaling may directly indicate the PDCCH monitoring skip time interval corresponding to at least one search space set.
  • the second duration may be the PDCCH monitoring period and/or the DRX period and/or the PDCCH monitoring period corresponding to at least one search space set corresponding to the terminal device performing PDCCH monitoring in at least one search space set, and may also be a network device
  • the specified duration specified in the configuration or protocol, for example, the second duration may be 2ms, or a certain time slot.
  • the multiple of the second duration may be an integer (such as L) or a fraction (1/L), which is not limited here.
  • the monitoring adaptation indication information included in the first downlink signaling may indirectly indicate the PDCCH monitoring skip time interval corresponding to at least one search space set through a multiple of the second duration.
  • the terminal device may determine the PDCCH monitoring skip time interval corresponding to at least one search space set by using a multiple of the second time length corresponding to the relevant information indicated by the monitoring adaptation indication information included in the first downlink signaling.
  • the PDCCH monitoring skip time intervals corresponding to the monitoring adaptation indication information included in each first downlink signaling may be the same or different.
  • the monitoring adaptive indication information included in different first downlink signaling may correspond to the same first duration or a multiple of the second duration, or may correspond to different first durations or multiples of the second duration, and there is no limitation here .
  • the network device sends three pieces of first downlink signaling including at least one piece of first downlink signaling that includes at least related information for indicating the PDCCH listening skip time interval corresponding to at least one search space set.
  • the multiple of the second duration included in the relevant information corresponding to the monitoring adaptation indication information included in the signaling is ⁇ 1, 1/2, 1/4 ⁇ , and the second duration is for the terminal device to perform PDCCH monitoring in at least one search space set
  • the PDCCH monitoring skip time interval corresponding to the monitoring adaptive indication information included in each first downlink signaling is ⁇ 1, 1/2, 1/4 ⁇ *corresponding to the location where the first downlink signaling is located or associated The PDCCH monitoring period of the search space set.
  • each first downlink signaling sent by the network device The related information indicated by the included monitoring adaptation indication information indicates the same PDCCH monitoring time interval.
  • At least one target search space set may be a certain search space set, and/or may be a search space set group, and/or may be at least one search space set in the search space set group, and /Or it may be multiple search space set sets in each search space set when no search space set set is configured, which is not limited here.
  • at least one search space set in the search space set group or the search space set sets in each search space set when no search space set group is configured may be at least one search space set corresponding to the specified service.
  • a target search space set can be a certain type of search space set, such as Type3 CSS and/or USS, at least one search space set in a non-default SSSG, a non-dormant search space set, or a non-empty search space set, etc. , without limitation here.
  • the network device may indicate a certain search space set, or a search space set group, or a search space set group within the specified BWP through the relevant information indicated by the listening adaptation indication information included in at least one first downlink signaling
  • the PDCCH monitoring skip time interval corresponding to at least one search space set in the search space set, or the search space set set in each search space set when no search space set group is configured.
  • the designated BWP may be at least one of a non-default BWP, a default BWP, a dormant BWP, a non-dormant BWP, or a current BWP.
  • the specified BWPs corresponding to different first downlink signalings may be the same or different, and when the specified BWPs corresponding to different downlink signalings are the same, a certain search space set indicated by the relevant information corresponding to different first downlink signalings , or a search space set, or at least one search space set in a search space set, or when no search space set is configured, the search space sets in each search space set may be the same or different, and here Do limit.
  • the network device may indicate the specified search space set or at least one search space set within the specified search space set, or When no search space set group is configured, the PDCCH monitoring skip time interval corresponding to the search space set set in each search space set.
  • the specified search space set may be at least one of a non-default search space set, a default search space set, or any search space set.
  • the designated search space sets corresponding to different first downlink signalings may be the same or different, which is not limited here.
  • the network device may indicate the search space set, search space set, search At least one search space in a space set or a search space set group, or indicate at least one search space in a search space set, a search space set, a search space set, or a search space set associated with the corresponding first downlink signaling
  • the PDCCH monitoring skip time interval corresponding to the space.
  • the search space set group, the search space set set, the search space set, or at least one search space set in the search space set group where the first downlink signaling is located may be the specified BWP or the current BWP or the specified search space set group Or in the current search space set, the search space set where the first downlink signaling is located, the search space set, the search space set, or at least one search space set in the search space set, which is not limited here.
  • the search space set group, the search space set set, the search space set, or at least one search space set in the search space set group associated with the first downlink signaling may be the specified BWP or the current BWP or the specified search space set In the group or the current search space set group, at least one of the search space set group, the search space set set, the search space set, or the search space set group where all downlink signaling having the same DCI format as the corresponding first downlink signaling is located
  • the search space set can also be the specified BWP or the current BWP or the specified search space set group or the current search space set group, where all the downlink signaling having the same type of DCI format as the corresponding first downlink signaling are located
  • a set group, a search space set set, a search space set, or at least one search space set in a search space set group is not limited here.
  • the monitoring adaptation indication information included in the downlink signaling is used to indicate the current BWP and/or the current search space set
  • the network device may indicate the PDCCH monitoring corresponding to the search space set group, search space set set, search space set, or at least one search space set corresponding to different services through different first downlink signaling Skip intervals.
  • configuring a PDCCH monitoring skip interval with a small granularity can make it more flexible for the terminal device to perform PDCCH monitoring in the corresponding search space set.
  • configuring a PDCCH monitoring skip interval with a larger granularity such as configuring the corresponding PDCCH monitoring period or N times of a specified duration when configuring the corresponding search space set for PDCCH monitoring, can save information. order overhead.
  • the network device may use different first downlink signaling to indicate that the search space set associated with different control resource sets, the search space set, the search space set, or at least one search space set in the search space set corresponds to
  • the PDCCH monitoring skips the time interval, or indicates the search space set group, the search space set set, the search space set or at least one search space set in the search space set group associated with the same control resource set through different first downlink signaling Corresponding to different PDCCH listening skip time intervals.
  • the network device may indicate different PDCCHs corresponding to the search space set group, the search space set set, the search space set, or at least one search space set specified by the MAC CE through different first downlink signaling Listening skip interval.
  • the network device may use different first downlink signaling to indicate the different PDCCH monitoring skip interval.
  • the network device may indicate different PDCCH monitoring corresponding to the protocol-defined search space set, search space set, search space set, or at least one search space set in the search space set group through different first downlink signaling Skip intervals.
  • the network device may indicate different PDCCH monitoring corresponding to the protocol-defined search space set, search space set, search space set, or at least one search space set in the search space set group through different first downlink signaling Skip intervals.
  • the network device may indicate the PDCCH corresponding to at least one search space set in the designated search space set when the terminal device performs PDCCH monitoring in a non-default search space set through different first downlink signaling Listening skip interval.
  • the network device may indicate to the terminal device the corresponding search space set, search space set, search space set, or at least one search space in the search space set when the terminal device is currently monitoring the PDCCH through different first downlink signaling different PDCCH listening skip intervals corresponding to the set.
  • the target search space set includes at least one of the following:
  • At least one set of target search spaces includes at least one of the following:
  • a set of search spaces a set of search spaces, a set of search spaces, a set of search spaces, or at least one set of search spaces specified by higher layer signaling;
  • a protocol-defined set of search spaces a set of search spaces, a set of search spaces, or at least one set of search spaces from a set of search spaces;
  • search space set Specify the search space set corresponding to the BWP, the search space set, the search space set, or at least one search space set in the search space set;
  • CORESET control resource set
  • the third downlink signaling includes at least one of the following:
  • At least one downlink signaling in the at least one first downlink signaling is provided.
  • the specified BWP may be one or more of non-default BWP, default BWP, dormant BWP, or non-dormant BWP, and may also be the current BWP or any BWP, which is not limited here.
  • the target search space set group can also be a certain type of search space set or all search space sets within the specified BWP bandwidth part, which is not limited here.
  • At least one target search space set may be a search space set group, a search space set set, a search space set, or a search space set specified by the MAC CE At least one set of search spaces in the group.
  • any MAC CE or the specified MAC CE specified search space set group, search space set set, search space set or search space set At least one set of search spaces in the group can serve as a set of target search spaces.
  • the search space set group, the search space set set, the search space set, or at least one search space set in the search space set group specified by each MAC CE may be the same or different, and there is no limitation here.
  • any high-level signaling or specified high-level signaling specifies the search space set group, search space set set, search space set, or At least one search space set in the search space set group can serve as a target search space set.
  • the search space sets, search space set sets, search space sets, or at least one search space set in the search space set groups specified by each high-level signaling may be the same or different, and there is no limitation here.
  • the specified BWP may be one or more of non-default BWP, default BWP, dormant BWP, or non-dormant BWP, and may also be the current BWP or any BWP, which is not limited here.
  • At least one target search space set group may also be a certain type of search space set or all search space sets within the specified BWP bandwidth part, which is not limited here.
  • the target search space set can also be a specified search space set group, a search space set set, a search space set, or at least one search space set in a search space set group, such as the specified Type3 CSS and/or USS. Do limit.
  • At least one search space set in the specified search space set may be at least one search space set in the specified search space set when the terminal device performs PDCCH monitoring in a non-default search space set.
  • the search space set group, the search space set set, the search space set, or at least one search space set in the search space set group where the third downlink signaling in the at least one first downlink signaling is located may be the specified BWP or the current In the BWP or the specified search space set or the current search space set, at least one search space set, search space set, search space set, or search space set where the third downlink signaling in the first downlink signaling is located At least one search space set of , there is no limitation here.
  • the search space set group, the search space set set, the search space set, or at least one search space set in the search space set group associated with the third downlink signaling in the at least one first downlink signaling may be a specified BWP Or the current BWP or the specified search space set or the current search space set, the search space set, search space set, search space set or search space where all the downlink signaling with the same DCI format as the third downlink signaling is located At least one search space set in the set group, or the specified BWP or the current BWP or the specified search space set or the current search space set, where all downlink signaling in the DCI format that belongs to the same category as the third downlink signaling is located
  • the search space set group, the search space set set, the search space set, or at least one search space set in the search space set group are not limited here.
  • the third downlink signaling may be all the downlink signaling in the first downlink signaling, may also be part of the downlink signaling in the first downlink signaling, or may be the first downlink signaling in the first downlink signaling.
  • At least one target search space set is a search space set, a search space set, a search space set, or a search space set in which all DCIs of the same format as x_1 in the current BWP and/or the current search space set are located At least one set of search spaces in the group.
  • the listening adaptation indication information included in each first downlink signaling may also be used to indicate switching of search space sets.
  • the network device may send first configuration information to the terminal device, so that the terminal device determines the at least one first downlink signaling based on the first configuration information.
  • the number of bits in the information field of the monitoring adaptation indication information included in the command and then determine the monitoring included in at least one first downlink signaling based on the number of bits in the information field of the monitoring adaptation indication information included in at least one first downlink signaling Adaptive instructions.
  • the first configuration information is configured by the network device, and may be used to directly or indirectly indicate the number of bits in the information field of the monitoring adaptation indication information included in the at least one first downlink signaling.
  • the first configuration information includes at least one of the following:
  • the at least one first downlink signaling corresponds to the first number of PDCCH listening skip time intervals and/or the second number of search space sets configured by the network device.
  • the first number of bits is the number of bits in the information field of the monitoring adaptive indication information included in at least one second downlink signaling, for example, it can be 0, 1, 2, etc., that is, the network device passes the The first number of bits directly indicates the number of bits in the information field of the monitoring adaptation indication information included in the at least one first downlink signaling.
  • the terminal device may base on the first number and /or the second number determines the number of bits in the information field of the monitoring adaptive indication information included in at least one first downlink signaling, that is, the network device indirectly indicates at least one through the first number and the second number in the first configuration information The number of bits in the information field of the monitoring adaptation indication information included in the first downlink signaling.
  • the network device instructs the terminal device to monitor the PDCCH through the DCI of DCI format x_1 and/or DCI format x_2, but this application can be based on multiple DCI formats including DCI format x_1 and/or DCI format x_2 Downlink signaling and/or RRC signaling and/or MAC CE and/or DCI with different bearer information and/or DCI associated with configuration parameters of different search space sets to instruct terminal equipment to listen to skip time intervals based on different target PDCCHs Perform PDCCH monitoring in different target search space sets.
  • the present application can instruct the terminal device to perform PDCCH monitoring in the corresponding target search space and according to the target PDCCH monitoring skip time interval corresponding to each target search space set through the downlink signaling used for different service transmissions or with different purposes, so that When performing PDCCH monitoring for different services in the corresponding target search space set, the terminal device skips the PDCCH monitoring opportunities with different target PDCCH monitoring skip time intervals, so as to realize self-adaptive monitoring of service differentiation.
  • each DCI in the same time slot needs to include the same monitoring adaptive indication information.
  • the network equipment can The requirements are different.
  • the terminal device is instructed to perform PDCCH monitoring according to different PDCCH monitoring skip time intervals on the search space sets corresponding to different services, so as to control the terminal device for different services.
  • the differentiated indication of monitoring adaptive behavior enables terminal equipment to implement adaptive monitoring of service differentiation.
  • the network device sends two DCIs including at least monitoring adaptation indication information for indicating at least one PDCCH monitoring skip time interval corresponding to at least one search space set, which are respectively DCIs of DCI format x_1 and DCI format x_2, and the terminal device After determining that the PDCCH monitoring skip time intervals corresponding to the monitoring adaptation indication information included in each DCI are T1 and T2, the PDCCH monitoring skipping time intervals T1 and T2 may be determined as target PDCCH monitoring skipping time intervals.
  • the terminal device may skip time intervals T1 and T2 based on the PDCCH monitoring, respectively, in the corresponding DCI or associated search space set, search space set, search space set, or at least one search space set in the search space set Perform PDCCH monitoring, that is, based on the PDCCH monitoring skipping time intervals T1 and T2 respectively in the corresponding DCI or associated search space set group, search space set set, search space set or at least one search space set in the search space set group skip the corresponding PDCCH monitoring opportunity.
  • the network device sends two DCIs at different times, which include at least relevant information for indicating the PDCCH listening skip time interval corresponding to at least one search space set, of monitoring adaptation indication information, which are respectively DCI format x_1 and DCI format x_2 DCI.
  • the terminal device first receives the DCI of the DCI format x_1, and determines that the PDCCH monitoring skip time interval corresponding to the monitoring adaptation indication information included in it is T3. Before the application time point of the monitoring adaptive behavior (for example, the next time slot), the terminal device receives the DCI of the DCI format x_2, and determines that the PDCCH monitoring skip time interval corresponding to the monitoring adaptive indication information included in it is T4.
  • the terminal device may determine the PDCCH listening skip time interval T3 corresponding to the first received DCI as the target PDCCH listening skipping time interval, based on the search space set or search space set where the first received DCI is located or associated with T3 Set, search space set, or at least one search space set in the search space set group performs PDCCH monitoring, that is, based on the PDCCH monitoring skip time interval T3 in the search space set group, search space set set, or search space where the DCI is located or associated A corresponding PDCCH monitoring opportunity is skipped on at least one search space set in a search space set or a search space set group.
  • the terminal device may determine the PDCCH monitoring skip time interval T4 corresponding to the monitoring adaptation indication information included in the last received DCI as the target PDCCH monitoring skipping time interval, based on T4 where the last received DCI is located or associated with the search
  • a space set, a search space set, a search space set, or at least one search space set in a search space set performs PDCCH monitoring, that is, the PDCCH monitoring skips the time interval T4 in the search space set where the DCI is located or is associated, A corresponding PDCCH monitoring opportunity is skipped on at least one search space set in the search space set set, the search space set, or the search space set group.
  • the DCI format x_1 and DCI format x_2 DCI is located or associated with the search space set group, search space set Set, search space set, or at least one search space set in the search space set group performs PDCCH monitoring, that is, based on the target PDCCH monitoring skip time interval, the search space set group, search space set set, and search space where each DCI is located or associated A corresponding PDCCH monitoring opportunity is skipped on at least one search space set in a search space set or a search space set group.
  • the network device sends two DCIs including at least monitoring adaptation indication information for indicating at least one PDCCH monitoring skip time interval corresponding to at least one search space set, which are respectively DCIs of DCI format x_1 and DCI format x_2, DCI format
  • the PDCCH monitoring skip time intervals corresponding to the monitoring adaptation indication information included in the DCI of x_1 and DCI format x_2 are T5 and T6 respectively.
  • the terminal device determines through the service identifier that the DCI of the DCI format x_1 is used for URLLC service transmission, and the DCI service identifier of the DCI format x_2 is used for eMBB service transmission.
  • the terminal device can determine the PDCCH monitoring skip time interval corresponding to the monitoring adaptive indication information included in the DCI used for URLLC service transmission as the target PDCCH monitoring skipped time interval, or use the monitoring self-adaptation interval included in the DCI used for eMBB service transmission
  • the PDCCH listening skip time interval corresponding to the adaptation indication information is determined as the target PDCCH listening skipping time interval.
  • the terminal device can perform PDCCH monitoring in the following set of target search spaces based on the target PDCCH monitoring skip time interval:
  • MAC CE specified search space set group, search space set set, search space set or at least one search space set in the search space set group;
  • a set of search spaces a set of search spaces, a set of search spaces, a set of search spaces, or at least one set of search spaces specified by higher layer signaling;
  • a protocol-defined set of search spaces a set of search spaces, a set of search spaces, or at least one set of search spaces from a set of search spaces;
  • search space set Specify the search space set corresponding to the BWP, the search space set, the search space set, or at least one search space set in the search space set;
  • the network device sends DCI including DCI format x_2 and DCI format x_3, and the PDCCH monitoring skip time intervals corresponding to the monitoring adaptation indication information included in the DCI format x_2 and DCI format x_3 are T7 and T8 respectively.
  • the terminal device determines the signaling priority of the DCI format x_2 and the DCI format x_3 through the priority identifier.
  • the terminal device can determine the PDCCH monitoring skip time interval corresponding to the monitoring adaptation indication information included in the DCI with the highest priority as the target PDCCH monitoring skipping time interval, or correspond to the monitoring adaptation indication information included in the DCI with the lowest priority
  • the PDCCH monitoring skip time interval is determined as the target PDCCH monitoring skip time interval.
  • the terminal device can perform PDCCH monitoring in the following set of target search spaces based on the target PDCCH monitoring skip time interval:
  • a set of search spaces a set of search spaces, a set of search spaces, a set of search spaces, or at least one set of search spaces specified by higher layer signaling;
  • a protocol-defined set of search spaces a set of search spaces, a set of search spaces, or at least one set of search spaces from a set of search spaces;
  • search space set Specify the search space set corresponding to the BWP, the search space set, the search space set, or at least one search space set in the search space set;
  • the network device sends DCI in DCI format x_1 and DCI format x_2, and the PDCCH monitoring periods corresponding to the DCI in DCI format x_1 and DCI format x_2 when performing PDCCH monitoring in at least one search space set are monitoring period 1 and monitoring period 2 respectively.
  • the terminal device can determine the PDCCH monitoring skip time interval corresponding to the monitoring adaptive indication information included in the DCI corresponding to the longest PDCCH monitoring period as the target PDCCH monitoring skipping time interval, or set the PDCCH monitoring skip time interval corresponding to the shortest monitoring period
  • the PDCCH monitoring skip time interval corresponding to the monitoring adaptation indication information included in the DCI is determined as the target PDCCH monitoring skipping time interval.
  • the terminal device can perform PDCCH monitoring in the following set of target search spaces based on the target PDCCH monitoring skip time interval:
  • a set of search spaces a set of search spaces, a set of search spaces, a set of search spaces, or at least one set of search spaces specified by higher layer signaling;
  • a protocol-defined set of search spaces a set of search spaces, a set of search spaces, or at least one set of search spaces from a set of search spaces;
  • search space set Specify the search space set corresponding to the BWP, the search space set, the search space set, or at least one search space set in the search space set;
  • the PDCCH monitoring skip time interval corresponding to the monitoring adaptive indication information included in at least one first downlink signaling may be Over time interval, and/or the minimum time interval K0min between the receiving moment of PDCCH and the receiving moment of PDSCH, and/or the minimum time interval K1min between the receiving moment of PDSCH and the receiving moment of HARQ-ACK, and/or the minimum time interval K1min between the receiving moment of PDCCH and the receiving moment of PDCCH
  • the maximum time interval in the minimum time interval K2min of the PUSCH transmission moment is determined as the target PDCCH monitoring skip time interval, or the minimum time interval is determined as the target PDCCH monitoring skip time interval, or it is located in the preset time interval
  • the time interval of is determined as the target PDCCH monitoring skipping time interval, or the time interval smaller than the preset threshold is determined as the target PDCCH monitoring skipping time interval, or the time interval greater than the prese
  • the terminal device can perform PDCCH monitoring in the following set of target search spaces based on the target PDCCH monitoring skip time interval:
  • a set of search spaces a set of search spaces, a set of search spaces, a set of search spaces, or at least one set of search spaces specified by higher layer signaling;
  • a protocol-defined set of search spaces a set of search spaces, a set of search spaces, or at least one set of search spaces from a set of search spaces;
  • search space set Specify the search space set corresponding to the BWP, the search space set, the search space set, or at least one search space set in the search space set;
  • At least one downlink signaling in the same time slot or in the same BWP or the same search space group defined by the protocol cannot carry different monitoring adaptation indication information or indicate different PDCCH monitoring hops through the monitoring adaptation indication information
  • each first of the at least one first downlink signaling sent by the network device includes at least one of the monitoring adaptation indication information that is used to indicate the relevant information of the PDCCH monitoring skip time interval corresponding to the at least one search space set
  • each first downlink signaling includes the same monitoring adaptation indication information or the corresponding PDCCH monitoring skip time interval is the same.
  • performing PDCCH monitoring based on at least one target PDCCH monitoring skip time interval in any of the above embodiments means performing PDCCH monitoring based on at least one target PDCCH monitoring skipping time interval but not limited to at least one target PDCCH monitoring skipping time interval , in some implementation manners may also include a combination of at least one target PDCCH listening skip time interval and other elements, which is not limited here.
  • the network device indicates different PDCCH monitoring skip time intervals by sending at least one first downlink signaling, so that the terminal device can determine to proceed based on the adaptive monitoring indication information included in each first downlink signaling.
  • the target search space set for PDCCH monitoring and the corresponding PDCCH monitoring skip time interval when performing PDCCH monitoring in the target search space set realize PDCCH monitoring in different search space sets based on different PDCCH monitoring skip time intervals, and realize the difference in PDCCH monitoring , high applicability.
  • the embodiment of the present application also provides a physical downlink control channel PDCCH monitoring device, as shown in Figure 3,
  • Figure 3 is a schematic structural diagram of the physical downlink control channel PDCCH monitoring device provided in the embodiment of the present application, the device includes:
  • the receiving unit 31 is configured to receive at least one first downlink signaling, where the at least one first downlink signaling includes at least one monitoring adaptation for indicating relevant information of a PDCCH monitoring skip time interval corresponding to at least one search space set instructions;
  • a determining unit 32 configured to determine at least one target PDCCH monitoring skip time interval based on the monitoring adaptive indication information included in the at least one first downlink signaling;
  • the monitoring unit 33 is configured to perform PDCCH monitoring based on at least one target PDCCH monitoring skipping time interval in the at least one target PDCCH monitoring skipping time interval when at least one target search space set is performing PDCCH monitoring.
  • the at least one first downlink signaling includes at least one of the following:
  • At least one radio resource control RRC signaling At least one radio resource control RRC signaling.
  • the bearer information of each DCI is not completely the same, and/or the format of each DCI is not completely the same, and/or the parameter configuration of the search space set associated with each DCI is different. exactly the same.
  • the relevant information of each of the above PDCCH monitoring skip time intervals includes at least one of the following:
  • a first duration where the first duration is used to indicate a PDCCH monitoring skip interval corresponding to at least one search space set;
  • the second duration includes the PDCCH monitoring period corresponding to at least one search space set corresponding to the above-mentioned terminal device when performing PDCCH monitoring in at least one search space set and/or the period and/or specified duration of discontinuous reception of DRX .
  • the above determination unit 32 is configured to:
  • the time interval condition includes at least one of the largest time interval or the smallest time interval
  • the above-mentioned first time interval includes at least one of the following:
  • the above-mentioned second downlink signaling includes at least one of the following:
  • Downlink signaling that satisfies a priority condition, where the priority condition includes the highest priority and/or the lowest priority.
  • the above target search space set includes at least one of the following:
  • a set of search spaces a set of search spaces, a set of search spaces, a set of search spaces, or at least one set of search spaces specified by higher layer signaling;
  • a protocol-defined set of search spaces a set of search spaces, a set of search spaces, or at least one set of search spaces from a set of search spaces;
  • search space set Specify the search space set, search space set, search space set, or at least one search space set associated with the control resource set CORESET;
  • the third downlink signaling above includes at least one of the following:
  • At least one downlink signaling in the above at least one first downlink signaling at least one downlink signaling.
  • the above-mentioned receiving unit 31 is also used for:
  • the monitoring adaptation indication information included in the at least one first downlink signaling is determined.
  • the above-mentioned first configuration information includes at least one of the following:
  • the at least one first downlink signaling corresponds to the first number of PDCCH monitoring skip time intervals and/or the second number of search space sets configured by the network device.
  • the above-mentioned first configuration information includes the above-mentioned first number, and the number of bits in the information field of the monitoring adaptation indication information included in the at least one second downlink signaling is equivalent to the following formula:
  • ceil() means to round up
  • log2() means to take logarithm with base 2
  • M means the above-mentioned first quantity.
  • the first configuration information includes at least the second number, and the number of bits in the information field of the monitoring adaptation indication information included in the at least one second downlink signaling is equivalent to the following formula:
  • ceil() means to round up
  • log2() means to take the logarithm with base 2
  • M means the above first quantity
  • N represents the above second quantity, when the above first configuration information only includes the above second quantity
  • M is 0.
  • FIG. 4 is another schematic structural diagram of the physical downlink control channel PDCCH monitoring device provided in the embodiment of the present application, the above-mentioned device includes:
  • a sending unit 41 configured to send at least one first downlink signaling, where the at least one first downlink signaling includes at least one monitoring adaptation for indicating relevant information of a PDCCH monitoring skip time interval corresponding to at least one search space set Indication information, the at least one first downlink signaling is used to instruct the terminal device to determine at least one target PDCCH monitoring skip time interval based on the monitoring adaptation indication information included in the at least one first downlink signaling, and at least one When the target search space set performs PDCCH monitoring, the PDCCH monitoring is performed based on at least one target PDCCH monitoring skip time interval in the at least one target PDCCH monitoring skip time interval.
  • the at least one first downlink signaling includes at least one of the following:
  • At least one radio resource control RRC signaling At least one radio resource control RRC signaling.
  • the bearer information of each DCI is not completely the same, and/or the format of each DCI is not completely the same, and/or the parameter configuration of the search space set associated with each DCI is different. exactly the same.
  • the relevant information of each of the above PDCCH monitoring skip time intervals includes at least one of the following:
  • a first duration where the first duration is used to indicate a PDCCH monitoring skip interval corresponding to at least one search space set;
  • the second duration includes the PDCCH monitoring period corresponding to at least one search space set corresponding to the above-mentioned terminal device when performing PDCCH monitoring in at least one search space set and/or the period and/or specified duration of discontinuous reception of DRX .
  • the at least one target search space set includes at least one of the following:
  • a set of search spaces a set of search spaces, a set of search spaces, a set of search spaces, or at least one set of search spaces specified by higher layer signaling;
  • a protocol-defined set of search spaces a set of search spaces, a set of search spaces, or at least one set of search spaces from a set of search spaces;
  • search space set Specify the search space set, search space set, search space set, or at least one search space set associated with the control resource set CORESET;
  • the third downlink signaling above includes at least one of the following:
  • At least one downlink signaling in the above at least one first downlink signaling at least one downlink signaling.
  • the above-mentioned sending unit 41 is also used for:
  • Sending first configuration information used by the terminal device to determine the number of bits in the information field of the monitoring adaptation indication information included in the at least one first downlink signaling based on the first configuration information, and based on the at least one first downlink
  • the number of bits in the information field of the monitoring adaptation indication information included in the signaling determines the monitoring adaptation indication information included in the at least one first downlink signaling.
  • the above-mentioned first configuration information includes at least one of the following:
  • the at least one first downlink signaling corresponds to the first number of PDCCH monitoring skip time intervals and/or the second number of search space sets configured by the network device.
  • each functional module in each embodiment of the present application may be integrated into one processing module, each module may exist separately physically, or two or more modules may be integrated into one module.
  • the above-mentioned integrated modules can be implemented in the form of hardware or in the form of software function modules.
  • the above-mentioned integrated modules are implemented in the form of software function modules and sold or used as independent products, they can be stored in a computer-readable storage medium.
  • the technical solution of the present application is essentially or part of the contribution to the prior art or all or part of the above-mentioned technical solution can be embodied in the form of software products, and the above-mentioned computer software products are stored in a storage medium , including several instructions to make a computer device (which may be a personal computer, a server, or a network device, etc.) or a processor (processor) execute all or part of the steps of the various embodiments of the present application.
  • the aforementioned storage media include: U disk, mobile hard disk, read-only memory (Read-Only Memory, ROM), random access memory (Random Access Memory, RAM), magnetic disk or optical disc and other media that can store program codes. .
  • the embodiment of the present application also provides an electronic device, including a memory 502, a transceiver 504, and a processor 501;
  • memory 502 for storing computer programs
  • Transceiver 504 for receiving and sending data under the control of processor 501;
  • the above-mentioned electronic devices can be used as network devices or terminal devices;
  • the processor 501 is used to read the computer program in the above-mentioned memory 502 and perform the following operations:
  • the at least one first downlink signaling includes at least monitoring adaptive indication information for indicating relevant information of a PDCCH monitoring skip time interval corresponding to at least one search space set;
  • the at least one first downlink signaling includes at least one of the following:
  • At least one radio resource control RRC signaling At least one radio resource control RRC signaling.
  • the bearer information of each DCI is not completely the same, and/or the format of each DCI is not completely the same, and/or the parameter configuration of the search space set associated with each DCI is incomplete same.
  • the relevant information of each of the above PDCCH monitoring skip time intervals includes at least one of the following:
  • a first duration where the first duration is used to indicate a PDCCH monitoring skip interval corresponding to at least one search space set;
  • the second duration includes the PDCCH monitoring period corresponding to at least one search space set corresponding to the above-mentioned terminal device when performing PDCCH monitoring in at least one search space set and/or the period and/or specified duration of discontinuous reception of DRX .
  • the processor 501 is configured to perform the following operations:
  • the time interval condition includes at least one of the largest time interval or the smallest time interval
  • the PDCCH monitoring skip interval corresponding to the monitoring adaptation indication information included in the second downlink signaling in the at least one first downlink signaling is determined as the target PDCCH monitoring skipping time interval.
  • the above-mentioned first time interval includes at least one of the following:
  • the above-mentioned second downlink signaling includes at least one of the following:
  • Downlink signaling that satisfies a priority condition, where the priority condition includes the highest priority and/or the lowest priority.
  • the at least one target search space set includes at least one of the following:
  • a set of search spaces a set of search spaces, a set of search spaces, a set of search spaces, or at least one set of search spaces specified by higher layer signaling;
  • a protocol-defined set of search spaces a set of search spaces, a set of search spaces, or at least one set of search spaces from a set of search spaces;
  • search space set Specify the search space set, search space set, search space set, or at least one search space set associated with the control resource set CORESET;
  • the third downlink signaling above includes at least one of the following:
  • At least one downlink signaling in the above at least one first downlink signaling at least one downlink signaling.
  • processor 501 is further configured to perform the following operations:
  • the monitoring adaptation indication information included in the at least one first downlink signaling is determined.
  • the above-mentioned first configuration information includes at least one of the following:
  • the at least one first downlink signaling corresponds to the first number of PDCCH monitoring skip time intervals and/or the second number of search space sets configured by the network device.
  • the above-mentioned first configuration information includes the above-mentioned first number, and the number of bits in the information field of the monitoring adaptation indication information included in the at least one second downlink signaling is equivalent to the following formula:
  • ceil() means to round up
  • log2() means to take logarithm with base 2
  • M means the above-mentioned first quantity.
  • the first configuration information includes at least the second number, and the number of bits in the information field of the monitoring adaptation indication information included in the at least one second downlink signaling is equivalent to the following formula:
  • ceil() means to round up
  • log2() means to take the logarithm with base 2
  • M means the above first quantity
  • N represents the above second quantity, when the above first configuration information only includes the above second quantity
  • M is 0.
  • the processor 501 is configured to read the computer program in the above-mentioned memory 502 and perform the following operations:
  • Sending at least one first downlink signaling where the at least one first downlink signaling includes at least monitoring adaptive indication information for indicating relevant information of the PDCCH monitoring skip time interval corresponding to at least one search space set, and the at least one The first downlink signaling is used to instruct the terminal device to determine at least one target PDCCH monitoring skip time interval based on the monitoring adaptive indication information included in the at least one first downlink signaling, and perform PDCCH in at least one target search space set
  • PDCCH monitoring is performed based on at least one target PDCCH monitoring skipping time interval in the at least one target PDCCH monitoring skipping time interval.
  • the at least one first downlink signaling includes at least one of the following:
  • At least one radio resource control RRC signaling At least one radio resource control RRC signaling.
  • the bearer information of each DCI is not completely the same, and/or the format of each DCI is not completely the same, and/or the parameter configuration of the search space set associated with each DCI is incomplete same.
  • the relevant information of each of the above PDCCH monitoring skip time intervals includes at least one of the following:
  • a first duration where the first duration is used to indicate a PDCCH monitoring skip interval corresponding to at least one search space set;
  • the second duration includes the PDCCH monitoring period corresponding to at least one search space set corresponding to the above-mentioned terminal device when performing PDCCH monitoring in at least one search space set and/or the period and/or specified duration of discontinuous reception of DRX .
  • the at least one target search space set includes at least one of the following:
  • a set of search spaces a set of search spaces, a set of search spaces, a set of search spaces, or at least one set of search spaces specified by higher layer signaling;
  • a protocol-defined set of search spaces a set of search spaces, a set of search spaces, or at least one set of search spaces from a set of search spaces;
  • search space set Specify the search space set, search space set, search space set, or at least one search space set associated with the control resource set CORESET;
  • the third downlink signaling above includes at least one of the following:
  • At least one downlink signaling in the above at least one first downlink signaling at least one downlink signaling.
  • processor 501 is further configured to perform the following operations:
  • Sending first configuration information used by the terminal device to determine the number of bits in the information field of the monitoring adaptation indication information included in the at least one first downlink signaling based on the first configuration information, and based on the at least one first downlink
  • the number of bits in the information field of the monitoring adaptation indication information included in the signaling determines the monitoring adaptation indication information included in the at least one first downlink signaling.
  • the above-mentioned first configuration information includes at least one of the following:
  • the at least one first downlink signaling corresponds to the first number of PDCCH monitoring skip time intervals and/or the second number of search space sets configured by the network device.
  • the bus architecture may include any number of interconnected buses and bridges, specifically one or more processors 501 represented by the processor 501 and various circuits of the memory 502 represented by the memory 502 are linked together.
  • the bus architecture can also link together various other circuits such as peripherals, voltage regulators, and power management circuits, etc., which are well known in the art and therefore will not be further described herein.
  • the bus interface 503 provides an interface.
  • Transceiver 504 may be a plurality of elements, including a transmitter and a receiver, providing a unit for communicating with various other devices over transmission media, including wireless channels, wired channels, optical cables, and other transmission media.
  • the processor 501 is responsible for managing the bus architecture and general processing, and the memory 502 can store data used by the processor 501 when performing operations.
  • the user interface 505 can also be an interface capable of connecting externally and internally to required devices, and the connected devices include but are not limited to keypads, displays, speakers, microphones, joysticks, etc.
  • the processor 501 can be a central processing device (CPU), an application specific integrated circuit (Application Specific Integrated Circuit, ASIC), a field programmable gate array (Field-Programmable Gate Array, FPGA) or a complex programmable logic device (Complex Programmable Logic Device , CPLD), the processor 501 may also adopt a multi-core architecture.
  • CPU central processing device
  • ASIC Application Specific Integrated Circuit
  • FPGA field programmable gate array
  • CPLD Complex Programmable Logic Device
  • the processor 501 is configured to execute any physical downlink control channel PDCCH monitoring method provided in the embodiment of the present application according to the obtained executable instruction by calling the computer program stored in the memory 502 .
  • the processor 501 and the memory 502 may also be arranged physically separately.
  • the embodiment of the present application also provides a computer-readable storage medium.
  • the above-mentioned computer-readable storage medium stores a computer program, and the above-mentioned computer program is used to make the above-mentioned processor execute any physical downlink control channel PDCCH provided by the embodiment of the present application. monitoring method.
  • the above-mentioned computer-readable storage medium can be any available medium or data storage device that can be accessed by the processor, including but not limited to magnetic storage (such as floppy disk, hard disk, magnetic tape, magneto-optical disk (MO), etc.), optical storage (such as CD, DVD, BD, HVD, etc.), and semiconductor memory (such as ROM, EPROM, EEPROM, non-volatile memory (NAND FLASH), solid-state drive (SSD), etc.
  • magnetic storage such as floppy disk, hard disk, magnetic tape, magneto-optical disk (MO), etc.
  • optical storage such as CD, DVD, BD, HVD, etc.
  • semiconductor memory such as ROM, EPROM, EEPROM, non-volatile memory (NAND FLASH), solid-state drive (SSD), etc.
  • the embodiments of the present application may be provided as methods, systems, or computer program products. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment, or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including but not limited to disk storage, optical storage, etc.) having computer-usable program code embodied therein.
  • processor-executable instructions may also be stored in a processor-readable memory capable of directing a computer or other programmable data processing device to operate in a specific manner, such that the instructions stored in the processor-readable memory produce a manufacturing product, the instruction device realizes the functions specified in one or more procedures of the flow chart and/or one or more blocks of the block diagram.
  • processor-executable instructions can also be loaded onto a computer or other programmable data processing device, causing a series of operational steps to be performed on the computer or other programmable device to produce a computer-implemented
  • the executed instructions provide steps for implementing the functions specified in the procedure or procedures of the flowchart and/or the block or blocks of the block diagrams.

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  • Mobile Radio Communication Systems (AREA)

Abstract

La présente demande se rapporte au domaine technique des communications et concerne un procédé et un appareil de surveillance de canal de commande de liaison descendante physique (PDCCH), ainsi qu'un dispositif et un support de stockage. Le procédé consiste à : recevoir au moins une première signalisation de liaison descendante, la ou les premières signalisations de liaison descendante comprenant des informations d'indication d'adaptation de surveillance au moins utilisées pour indiquer des informations associées d'intervalles de temps de saut de surveillance de PDCCH correspondant à au moins un ensemble d'espaces de recherche ; déterminer au moins un intervalle de temps de saut de surveillance de PDCCH cible d'après les informations d'indication d'adaptation de surveillance comprises dans la ou les premières signalisations de liaison descendante ; et lorsque la surveillance de PDCCH est effectuée dans l'ensemble ou les ensembles d'espaces de recherche cibles, effectuer une surveillance de PDCCH d'après au moins un intervalle de temps de saut de surveillance de PDCCH cible dans l'intervalle ou les intervalles de temps de saut de surveillance de PDCCH cibles. Lorsqu'un dispositif terminal effectue une surveillance de PDCCH, un ensemble d'espaces de recherche correspondant et des intervalles de temps de saut de surveillance de PDCCH correspondants peuvent être indiqués de manière flexible et l'applicabilité est élevée.
PCT/CN2023/071001 2022-01-11 2023-01-06 Procédé et appareil de surveillance de canal de commande de liaison descendante physique (pdcch), dispositif et support de stockage WO2023134575A1 (fr)

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CN202210027865.1A CN116471620A (zh) 2022-01-11 2022-01-11 物理下行控制信道pdcch监听方法、装置、设备以及存储介质
CN202210027865.1 2022-01-11

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111436098A (zh) * 2019-01-11 2020-07-21 华为技术有限公司 通信方法及装置
CN111867021A (zh) * 2019-04-30 2020-10-30 大唐移动通信设备有限公司 一种物理下行控制信道的监听方法、装置及设备
WO2021098052A1 (fr) * 2020-02-14 2021-05-27 Zte Corporation Procédés de surveillance de canal de commande
WO2023051265A1 (fr) * 2021-09-30 2023-04-06 大唐移动通信设备有限公司 Procédé et appareil pour déterminer un comportement adaptatif de surveillance de pdcch

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111436098A (zh) * 2019-01-11 2020-07-21 华为技术有限公司 通信方法及装置
CN111867021A (zh) * 2019-04-30 2020-10-30 大唐移动通信设备有限公司 一种物理下行控制信道的监听方法、装置及设备
WO2021098052A1 (fr) * 2020-02-14 2021-05-27 Zte Corporation Procédés de surveillance de canal de commande
WO2023051265A1 (fr) * 2021-09-30 2023-04-06 大唐移动通信设备有限公司 Procédé et appareil pour déterminer un comportement adaptatif de surveillance de pdcch

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Title
CATT: "PDCCH skipping and Search Space Set Group switching", 3GPP DRAFT; R1-2111270, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. e-Meeting; 20211111 - 20211119, 6 November 2021 (2021-11-06), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, XP052074797 *

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