WO2023221799A1 - Procédé et appareil utilisés dans un nœud pour des communications sans fil - Google Patents

Procédé et appareil utilisés dans un nœud pour des communications sans fil Download PDF

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Publication number
WO2023221799A1
WO2023221799A1 PCT/CN2023/092734 CN2023092734W WO2023221799A1 WO 2023221799 A1 WO2023221799 A1 WO 2023221799A1 CN 2023092734 W CN2023092734 W CN 2023092734W WO 2023221799 A1 WO2023221799 A1 WO 2023221799A1
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WIPO (PCT)
Prior art keywords
dci format
cell
subset
serving cells
candidate
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PCT/CN2023/092734
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English (en)
Chinese (zh)
Inventor
刘铮
张晓博
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上海朗帛通信技术有限公司
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Publication of WO2023221799A1 publication Critical patent/WO2023221799A1/fr

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Classifications

    • 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
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT the frequencies being arranged in component carriers
    • 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
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals

Definitions

  • the present application relates to transmission methods and devices in wireless communication systems, and in particular, to multi-carrier transmission schemes and devices in wireless communications.
  • multi-carrier including carrier aggregation and dual connectivity
  • 3GPP has been evolving multi-carrier technology from the Rel-15 version.
  • CA carrier aggregation
  • Carrier Aggregation Carrier Aggregation
  • Cross-carrier scheduling Cross-carrier Scheduling
  • 5G NR New Radio, New Radio
  • PDCCH Physical Downlink Control Channel, physical Scheduling is performed on the downlink control channel
  • PDCCH scheduling in multi-carriers is only used as a typical application scenario or example; this application is also applicable to other scenarios facing similar problems (such as other scenarios with higher control channel capacity).
  • Required scenarios include but are not limited to capacity enhancement systems, systems using higher frequencies, coverage enhancement systems, unlicensed frequency domain communications, IoT (Internet of Things, Internet of Things), URLLC (Ultra Reliable Low Latency Communication, ultra-robust Low-latency communication (network, Internet of Vehicles, etc.) can also achieve similar technical effects.
  • This application discloses a method used in a first node in wireless communication, which is characterized by including:
  • the target cell set includes a first cell subset, the first cell subset includes multiple serving cells, and the number of serving cells included in the first cell subset is not greater than the number of serving cells included in the target cell set. the number of serving cells; the first DCI format is used to schedule at least one serving cell included in the first cell subset, the size of the first DCI format and the serving cells included in the first cell subset related to the number; the first candidate subset includes at least PDCCH candidates monitored using the first DCI format, any PDCCH candidate included in the first candidate subset belongs to the first search space set, and the target format set includes and At least one DCI format associated with the first search space set, the target format set including the first DCI format; whether the first candidate subset and the target format set include one of the first DCI formats related to an external DCI format.
  • the design of the search space can be optimized for different DCI format configurations and reduce PDCCH blindness.
  • the complexity of detection is reduced, while the existing blind detection and non-overlapping CCE calculation methods are used to the greatest extent.
  • the above method is characterized by comprising:
  • the second information block is used to determine the first search space set; the first DCI format is used for scheduling in a first link direction, and the first link direction is uplink or downlink.
  • the first candidate subset includes PDCCH candidates in the first search space set for at least one serving cell outside the first cell subset; otherwise, the first candidate subset only includes PDCCH candidates in the first search space set for at least one serving cell other than the first cell subset; PDCCH candidates of the serving cells in the first cell subset.
  • the above method is characterized in that the target cell set includes X1 serving cells, and X1 is a positive integer greater than 1; the X1 indication values respectively correspond to the X1 serving cells, so The X1 indication values are used to respectively determine X1 candidate subsets from the first search space set, any one of the X1 candidate subsets includes at least one PDCCH candidate, and the first candidate subset The set includes at least 1 candidate subset among the X1 candidate subsets.
  • the first candidate subset includes at least 1 candidate subset among X1 candidate subsets to ensure that the existing search space design based on CIF (carrier indicator field, carrier indicator field) is used to the greatest extent. It reduces standardization work and reduces the probability of blocking.
  • CIF carrier indicator field, carrier indicator field
  • the above method is characterized in that a first quantitative value is used to determine PDCCH candidates using a first aggregation level from the first search space set, the first quantitative value is a positive integer, and the The first aggregation level is a positive integer; when the target format set includes at least one DCI format other than the first DCI format and the first DCI format is used for scheduling in the same link direction, the first number The value is equal to the maximum value of the number of PDCCH candidates using the first aggregation level that is associated with the serving cells in the target cell set; otherwise, the first number is equal to the number of serving cells in the first cell subset. The maximum value of the number of PDCCH candidates using the first aggregation level associated with each cell.
  • the maximum number of PDCCH candidates in the search space is determined according to the DCI format, thereby further reducing the blocking probability.
  • the above method is characterized by comprising:
  • the third information block is used to indicate a capability parameter set of the sender of the third information block, and the capability parameter set of the sender of the third information block includes at least a first parameter and a second parameter;
  • the first parameter is used to indicate the number of downlink serving cells that are simultaneously scheduled by one PDCCH supported by the sender of the third information block
  • the second parameter is used to indicate the sender of the third information block. The number of supported uplink serving cells scheduled simultaneously by one PDCCH.
  • the first parameter and the second parameter support independent uplink multi-cell simultaneous scheduling and downlink multi-cell simultaneous scheduling instructions, taking into account the asymmetry of the uplink and downlink capabilities of the user equipment, improving scheduling flexibility while reducing the complexity of implementation.
  • the above method is characterized in that the target format set includes a second DCI format, the second DCI format is different from the first DCI format, and the second DCI format is different from the first DCI format.
  • One DCI format is used for scheduling in different link directions respectively; the second DCI format is used for scheduling at least one serving cell in a second cell subset, and the second cell subset includes multiple serving cells; when When the first DCI format is used for downlink scheduling, the first cell subset includes the second cell subset; when the first DCI format is used for uplink scheduling, the first cell subset includes the second cell subset.
  • the second cell subset includes the first cell subset.
  • the uplink scheduling cell and the downlink scheduling cell are required to be self-contained, ensuring consistency of signaling configuration and reducing signaling overhead.
  • the above method is characterized in that one PDCCH candidate included in the first candidate subset belongs to the first time window in the time domain, and one PDCCH candidate included in the first candidate subset belongs to the first time window in the frequency domain.
  • the subcarrier spacing of the subcarriers occupied by the domain is equal to the first subcarrier spacing; the number of monitored PDCCH candidates using the first subcarrier spacing in the first time window is not greater than the first threshold, and in the The number of non-overlapping CCEs using the first subcarrier spacing monitored in the first time window is not greater than a second threshold, the first threshold is a positive integer, the second threshold is a positive integer; the first threshold and The second thresholds are all related to the characteristic proportion value.
  • the number of serving cells included in the first cell subset is used to determine the characteristic proportion value.
  • the characteristic proportion value is not less than 0.
  • the number of serving cells counted in the first cell subset is used to determine the characteristic proportion value, which further reduces the blocking probability of scheduling.
  • This application discloses a method used in a second node in wireless communication, which is characterized by including:
  • Send a first information block the first information block being used to determine a target cell set, where the target cell set includes a plurality of serving cells;
  • the target cell set includes a first cell subset, the first cell subset includes multiple serving cells, and the number of serving cells included in the first cell subset is not greater than the number of serving cells included in the target cell set. the number of serving cells; the first DCI format is used to schedule at least one serving cell included in the first cell subset, the size of the first DCI format and the serving cells included in the first cell subset related to the number; the first candidate subset includes at least PDCCH candidates monitored using the first DCI format, any PDCCH candidate included in the first candidate subset belongs to the first search space set, and the target format set includes and At least one DCI format associated with the first search space set, the target format set including the first DCI format; whether the first candidate subset and the target format set include one of the first DCI formats related to an external DCI format.
  • the above method is characterized by comprising:
  • the second information block is used to determine the first search space set; the first DCI format is used for scheduling in a first link direction, and the first link direction is uplink or downlink.
  • the first candidate subset includes PDCCH candidates in the first search space set for at least one serving cell outside the first cell subset; otherwise, the first candidate subset only includes PDCCH candidates in the first search space set for at least one serving cell other than the first cell subset; PDCCH candidates of the serving cells in the first cell subset.
  • the above method is characterized in that the target cell set includes X1 serving cells, and X1 is a positive integer greater than 1; the X1 indication values respectively correspond to the X1 serving cells, so The X1 indicated values are used to search the empty space from the first X1 candidate subsets are respectively determined in the set, any one candidate subset in the X1 candidate subsets includes at least one PDCCH candidate, and the first candidate subset includes at least 1 candidate in the X1 candidate subsets. Subset.
  • the above method is characterized in that a first quantitative value is used to determine PDCCH candidates using a first aggregation level from the first search space set, the first quantitative value is a positive integer, and the The first aggregation level is a positive integer; when the target format set includes at least one DCI format other than the first DCI format and the first DCI format is used for scheduling in the same link direction, the first number The value is equal to the maximum value of the number of PDCCH candidates using the first aggregation level that is associated with the serving cells in the target cell set; otherwise, the first number is equal to the number of serving cells in the first cell subset. The maximum value of the number of PDCCH candidates using the first aggregation level associated with each cell.
  • the above method is characterized by comprising:
  • the third information block is used to indicate a capability parameter set of the sender of the third information block, and the capability parameter set of the sender of the third information block includes at least a first parameter and a second parameter;
  • the first parameter is used to indicate the number of downlink serving cells that are simultaneously scheduled by one PDCCH supported by the sender of the third information block
  • the second parameter is used to indicate the sender of the third information block. The number of supported uplink serving cells scheduled simultaneously by one PDCCH.
  • the above method is characterized in that the target format set includes a second DCI format, the second DCI format is different from the first DCI format, and the second DCI format is different from the first DCI format.
  • One DCI format is used for scheduling in different link directions respectively; the second DCI format is used for scheduling at least one serving cell in a second cell subset, and the second cell subset includes multiple serving cells; when When the first DCI format is used for downlink scheduling, the first cell subset includes the second cell subset; when the first DCI format is used for uplink scheduling, the first cell subset includes the second cell subset.
  • the second cell subset includes the first cell subset.
  • the above method is characterized in that one PDCCH candidate included in the first candidate subset belongs to the first time window in the time domain, and one PDCCH candidate included in the first candidate subset belongs to the first time window in the frequency domain.
  • the subcarrier spacing of the subcarriers occupied by the domain is equal to the first subcarrier spacing; the number of monitored PDCCH candidates using the first subcarrier spacing in the first time window is not greater than the first threshold, and in the The number of non-overlapping CCEs using the first subcarrier spacing monitored in the first time window is not greater than a second threshold, the first threshold is a positive integer, the second threshold is a positive integer; the first threshold and The second thresholds are all related to the characteristic proportion value.
  • the number of serving cells included in the first cell subset is used to determine the characteristic proportion value.
  • the characteristic proportion value is not less than 0.
  • This application discloses a first node device used in wireless communication, which is characterized by including:
  • a first transceiver receiving a first information block, the first information block being used to determine a target cell set, where the target cell set includes a plurality of serving cells;
  • the first receiver monitors PDCCH candidates
  • the target cell set includes a first cell subset, the first cell subset includes multiple serving cells, and the number of serving cells included in the first cell subset is not greater than the number of serving cells included in the target cell set. the number of serving cells; the first DCI format is used to schedule at least one serving cell included in the first cell subset, the size of the first DCI format and the serving cells included in the first cell subset related to the number; the first candidate subset includes at least PDCCH candidates monitored using the first DCI format, any PDCCH candidate included in the first candidate subset belongs to the first search space set, and the target format set includes and At least one DCI format associated with the first search space set, the target format set including the first DCI format; whether the first candidate subset and the target format set include one of the first DCI formats related to an external DCI format.
  • This application discloses a second node device used in wireless communication, which is characterized in that it includes:
  • a second transceiver transmitting a first information block, the first information block being used to determine a target cell set, where the target cell set includes a plurality of serving cells;
  • the first transmitter determines the PDCCH candidate
  • the target cell set includes a first cell subset, the first cell subset includes multiple serving cells, and the number of serving cells included in the first cell subset is not greater than the number of serving cells included in the target cell set. the number of serving cells; the first DCI format is used to schedule at least one serving cell included in the first cell subset, the size of the first DCI format and the serving cells included in the first cell subset related to the number; the first candidate subset includes at least PDCCH candidates monitored using the first DCI format, any PDCCH candidate included in the first candidate subset belongs to the first search space set, and the target format set includes and At least one DCI format associated with the first search space set, the target format set including the first DCI format; whether the first candidate subset and the target format set include one of the first DCI formats related to an external DCI format.
  • Figure 1 shows a flow chart of a first information block and a PDCCH candidate according to an embodiment of the present application
  • Figure 2 shows a schematic diagram of a network architecture according to an embodiment of the present application
  • Figure 3 shows a schematic diagram of the wireless protocol architecture of the user plane and control plane according to one embodiment of the present application
  • Figure 4 shows a schematic diagram of a first node device and a second node device according to an embodiment of the present application
  • Figure 5 shows a wireless signal transmission flow chart according to an embodiment of the present application
  • Figure 6 shows a schematic diagram of a first candidate subset according to an embodiment of the present application
  • Figure 7 shows a schematic diagram of X1 candidate subsets according to an embodiment of the present application.
  • Figure 8 shows a schematic diagram of a first quantity value according to an embodiment of the present application.
  • Figure 9 shows a schematic diagram of first parameters and second parameters according to an embodiment of the present application.
  • Figure 10 shows a schematic diagram of the relationship between the first cell subset and the second cell subset according to an embodiment of the present application
  • Figure 11 shows a schematic diagram of a first threshold and a second threshold according to an embodiment of the present application
  • Figure 12 shows a structural block diagram of a processing device in a first node device according to an embodiment of the present application
  • Figure 13 shows a structural block diagram of a processing device in a second node device according to an embodiment of the present application.
  • Embodiment 1 illustrates a flow chart 100 of the first information block and PDCCH candidates according to an embodiment of the present application, as shown in FIG. 1 .
  • each block represents a step. It should be particularly emphasized that the order of the blocks in the figure does not limit the temporal relationship between the steps represented.
  • the first node device in this application receives the first information block in step 101, and the first information block is used to determine a target cell set, and the target cell set includes multiple serving cells; this The first node device in the application monitors PDCCH candidates in step 102; wherein the target cell set includes a first cell subset, the first cell subset includes a plurality of serving cells, and the first cell subset includes The number of included serving cells is not greater than the number of serving cells included in the target cell set; the first DCI format is used to schedule at least one serving cell included in the first cell subset, and the first DCI format The size is related to the number of serving cells included in the first cell subset; the first candidate subset includes at least PDCCH candidates monitored using the first DCI format, and the first candidate subset includes any One PDCCH candidate belongs to a first search space set, a target format set includes at least one DCI format associated with the first search space set, the target format set includes the first DCI format; the first candidate subset It is related to whether
  • the first information block is transmitted through an air interface or a wireless interface.
  • the first information block includes all or part of a high-layer signaling or a physical layer signaling.
  • the first information block includes all or part of an RRC (Radio Resource Control, Radio Resource Control) signaling.
  • RRC Radio Resource Control, Radio Resource Control
  • the first information block includes all or part of a MAC (Medium Access Control, media access control) layer signaling.
  • MAC Medium Access Control, media access control
  • the first information block includes all or part of a system information block (SIB, System Information Block).
  • SIB system information block
  • the first information block is transmitted through a PDSCH (Physical Downlink Shared Channel).
  • PDSCH Physical Downlink Shared Channel
  • the first information block is user equipment-specific (UE-specific).
  • the first information block is configured per frequency band (band) or per frequency range (FR, Frequency Range).
  • the first information block includes an IE (Information Element, information unit) "CellGroupConfig”.
  • IE Information Element, information unit
  • the first information block includes a field (Field) “sCellToAddModList”.
  • the first information block includes a field (Field) “sCellToReleaseList”.
  • the first information block includes a field "secondaryCellGroup”.
  • the first information block includes a field (Field) "masterCellGroup”.
  • the first information block is configured per serving cell group (Per Serving Cell group).
  • the first information block includes all or part of the fields (Field) in DCI (Downlink Control Information) format.
  • the first information block includes IE "CrossCarrierSchedulingConfig”.
  • the first information block includes IE "ServingCellConfig”.
  • any two serving cells included in the target cell set belong to the same frequency band.
  • the target cell set includes two serving cells that respectively belong to different frequency bands.
  • the target cell set only includes intra-band serving cells.
  • the target cell set includes inter-band serving cells.
  • the target cell set is a master cell group (MCG, Master Cell Group).
  • MCG Master Cell Group
  • the target cell set is a secondary cell group (SCG, Secondary Cell Group).
  • SCG Secondary Cell Group
  • the target cell set includes both serving cells in the primary cell group and serving cells in the secondary cell group.
  • the target cell set includes special cells (SpCell, Special Cell).
  • the target cell set does not include special cells (SpCell, Special Cell).
  • the scheduling cells of any two serving cells included in the target cell set are the same.
  • the target cell set includes two serving cells whose scheduled cells are different.
  • any serving cell included in the target cell set is an activated cell (Activated Cell).
  • the target cell set includes a cell whose serving cell is a deactivated cell (Deactivated Cell).
  • Deactivated Cell a cell whose serving cell is a deactivated cell
  • the number of serving cells included in the target cell set does not exceed 16.
  • the expression "the first information block is used to determine the target cell set” in the claim includes the following meaning: the first information block is used by the first node device in this application to determine the target cell set. Describe the set of target cells.
  • the expression "the first information block is used to determine the target cell set” in the claim includes the following meaning: the first information block is used to determine the serving cells included in the target cell set.
  • the expression "the first information block is used to determine the target cell set” in the claim includes the following meaning: the first information block is used to determine the secondary cells included in the target cell set ( Index of SCell, secondary cell).
  • the expression "the first information block is used to determine the target cell set" in the claim includes the following meaning: all or part of the first information block is used to explicitly or implicitly indicating the serving cells included in the target cell set.
  • the expression "the first information block is used to determine the target cell set” in the claim includes the following meaning: the first information block is used to explicitly or implicitly indicate the target cell.
  • the expression "the first information block is used to determine the target cell set" in the claim includes the following meaning: all or part of the first information block is used to explicitly or implicitly indicating a list (List) of serving cells included in the target cell set.
  • the first information block in this application is used to determine the monitored PDCCH candidates.
  • signaling outside the first information block in this application is used to determine the monitored PDCCH candidates.
  • PDCCH configuration signaling is used to determine monitored PDCCH candidates.
  • the monitored PDCCH candidates in this application all belong to the same given time window in the time domain.
  • the monitored PDCCH candidates in this application all belong to the first time window in this application in the time domain.
  • the monitored PDCCH candidates in this application include all or part of the PDCCH candidates that the first node device can monitor within a time window.
  • the monitored PDCCH candidates in this application include all or part of the PDCCH candidates configured within a time window.
  • the number of CCEs occupied by any PDCCH candidate monitored in this application is equal to one of 1, 2, 4, 8, and 16.
  • any PDCCH candidate monitored in this application is a monitored physical downlink control channel candidate (Monitored PDCCH Candidate).
  • any PDCCH candidate monitored in this application is a Physical Downlink Control Channel (PDCCH) candidate using one or more DCI formats.
  • PDCH Physical Downlink Control Channel
  • any PDCCH candidate monitored in this application is a PDCCH candidate using one or more DCI payload sizes (Payload Size).
  • any PDCCH candidate monitored in this application is a set of CCEs in a DCI format carrying specific one or more payload sizes.
  • any PDCCH candidate monitored in this application has an index.
  • the index of any monitored PDCCH candidate in this application includes the index of the search space set to which it belongs and the index in the search space set to which it belongs.
  • the number of CCEs occupied by any PDCCH candidate monitored in this application is equal to the aggregation level (AL, aggregation level) of this PDCCH candidate.
  • any CCE occupied by any PDCCH candidate monitored in this application includes 6 REGs (resource element group, resource element group).
  • any CCE occupied by any monitored PDCCH candidate in this application includes the RE occupied by the PDCCH DMRS.
  • the two expressions "monitoring PDCCH candidates" and “decoding PDCCH candidates” are equivalent or can be used interchangeably.
  • the two expressions “monitoring PDCCH candidates” and “blindly decoding PDCCH candidates” are equivalent or can be used interchangeably.
  • the two expressions "monitoring PDCCH candidates" and “decoding and CRC checking PDCCH candidates” are equivalent or can be used interchangeably.
  • the two expressions "monitoring PDCCH candidates" and “decoding PDCCH candidates and RNTI (Radio Network Temporary Identity, Radio Network Temporary Identity) scrambling CRC check" are equivalent or can be interchanged. Replacement used.
  • the two expressions "monitoring PDCCH candidates" and “decoding (decoding) PDCCH candidates based on the monitored DCI (Downlink Control Information) format (Format(s))" are equivalent or can be interchanged. in use.
  • the two expressions "monitoring PDCCH candidates" and “decoding PDCCH candidates based on one or more monitored DCI formats” are equivalent or can be used interchangeably.
  • the two expressions "monitoring PDCCH candidates" and “decoding PDCCH candidates based on one or more monitored DCI payload sizes” are equivalent or can be used interchangeably. .
  • all serving cells included in the first cell subset are configured to be scheduled by the same DCI format or the same PDCCH.
  • any serving cell included in the first cell subset belongs to the target cell set.
  • all serving cells included in the first cell subset have the same numerology.
  • all serving cells included in the first cell subset have the same subcarrier spacing (SCS, subcarrier spacing).
  • all serving cells included in the first cell subset have the same cyclic prefix length (CP length).
  • all serving cells included in the first cell subset have the same scheduling cell.
  • all or part of the fields included in the first information block in this application are used to explicitly or implicitly indicate the first cell subset.
  • all or part of the fields included in the information blocks other than the first information block in this application are used to explicitly or implicitly indicate the first cell subset.
  • all serving cells included in the first cell subset may be scheduled simultaneously by a DCI format or a PDCCH by higher layer signaling or parameter configuration.
  • the first cell subset includes all serving cells identified by the same identifier or the same index.
  • the first cell subset includes all serving cells that may be scheduled simultaneously by a DCI format or a PDCCH by higher layer signaling or parameter configuration.
  • the first cell subset is the largest set of serving cells that may be scheduled simultaneously by a DCI format or a PDCCH by higher layer signaling or parameter configuration.
  • the two serving cells included in the first cell subset may be scheduled simultaneously by one DCI format or one PDCCH, or may be scheduled separately by two DCI formats or two PDCCHs.
  • the first cell subset includes all serving cells that can be assumed to be scheduled simultaneously by one DCI format or one PDCCH when using the first DCI format to monitor PDCCH candidates.
  • the first cell subset includes no less than 3 serving cells.
  • the first cell subset includes no more than 8 serving cells.
  • the upper limit of the number of serving cells included in the first cell subset is equal to 4 or 8.
  • any two serving cells included in the first cell subset belong to the same PUCCH (Physical Uplink Control Channel) group.
  • PUCCH Physical Uplink Control Channel
  • any two serving cells included in the first cell subset belong to the same cell group.
  • any two serving cells included in the first cell subset belong to the same frequency range (FR, Frequency Range).
  • any two serving cells included in the first cell subset belong to the same frequency band (band).
  • the first cell subset includes two serving cells that respectively belong to two different frequency ranges.
  • the first cell subset includes two serving cells that respectively belong to two different frequency bands (bands).
  • any two serving cells included in the first cell subset are intra-band.
  • the first cell subset includes two serving cells and is inter-band.
  • the number of serving cells included in the first cell subset is smaller than the number of serving cells included in the target cell set.
  • the number of serving cells included in the first cell subset is equal to the number of serving cells included in the target cell set.
  • the first DCI format (Format) is one of 0_2 or 1_2, or the first DCI format (Format) is one of 0_K or 1_K, or the first DCI format (Format) Is one of 0_2, 0_K, 1_2, 1_K, or the first DCI format (Format) is one of 0_1, 0_2, 0_K, 1_1, 1_2, 1_K, or the first DCI format (Format) is 0_1 , 0_2, 1_1, 1_2; or the first DCI format (Format) is one of 0_0, 0_1, 1_0, 1_1; or the first DCI format (Format) is one of 0_0, 1_0; Or the first DCI format (Format) is one of 0_0, 0_1, 0_2, 1_0, 1_1, 1_2; or the first DCI format (Format) is 0_0, 0_1, 0_2, 0
  • the DCI format combination to which the first DCI format belongs is predefined or configured.
  • the DCI format combination to which the first DCI format belongs is configured through PDCCH configuration signaling.
  • the DCI format combination to which the first DCI format belongs is configured through configuration signaling of the first search space.
  • the first DCI format schedules the DCI format of the uplink channel or signal.
  • the first DCI format schedules the DCI format of the downlink channel or signal.
  • the first DCI format is one of the DCI formats supported by the user equipment-specific search space set (USS set, UE-Specific Search Set).
  • any serving cell scheduled by the first DCI format is a serving cell scheduled by the PDCCH generated by the first DCI format.
  • any serving cell scheduled by the first DCI format is a serving cell scheduled by the PDCCH carrying the first DCI format.
  • any serving cell scheduled by the first DCI format is a serving cell to which at least one channel or signal scheduled by the first DCI format belongs.
  • any serving cell scheduled by the first DCI format is a serving cell configured to be scheduled by the first DCI format.
  • any serving cell scheduled by the first DCI format is a serving cell whose downlink allocation (allocation) or uplink grant (grant) is included in the first DCI format.
  • the first DCI format is used to indicate the first cell subset.
  • the first DCI format is used to indicate the first cell subset from multiple cell subsets.
  • the number of serving cells actually scheduled simultaneously by the first DCI format is greater than 1.
  • the technical feature "the first DCI format is used to schedule at least one serving cell included in the first cell subset” includes the following meaning: the first DCI format is used to simultaneously schedule the first All serving cells included in the cell subset.
  • the technical feature "the first DCI format is used to schedule at least one serving cell included in the first cell subset” includes the following meaning: the first DCI format is configured by high-level signaling or high-level parameters to All serving cells included in the first cell subset may be scheduled simultaneously, and the first DCI format actually schedules all or part of the serving cells included in the first cell subset.
  • the technical feature "the first DCI format is used to schedule at least one serving cell included in the first cell subset” includes the following meaning: the first DCI format can schedule the first cell at most simultaneously All serving cells included in the subset.
  • the technical feature "the first DCI format is used to schedule at least one serving cell included in the first cell subset” includes the following meaning: all serving cells included in the first cell subset Downlink allocations or uplink grants may be simultaneously included in the first DCI format.
  • the technical feature "the first DCI format is used to schedule at least one serving cell included in the first cell subset” includes the following meaning: the first DCI format is used to indicate the first cell subset and the first DCI format simultaneously schedules all serving cells included in the first cell subset.
  • the technical feature "the first DCI format is used to schedule at least one serving cell included in the first cell subset” includes the following meaning: the first DCI format actually schedules the first cell subset Only some of the service cells are included.
  • the technical feature "the first DCI format is used to schedule at least one serving cell included in the first cell subset” includes the following meaning: the first DCI format actually schedules the first cell subset Only part of the serving cells included, the first DCI format is used to indicate only part of the actual scheduled serving cells included in the first cell subset.
  • the technical feature is "The first DCI format is used to schedule at least one serving cell included in the first cell subset. "area” includes the following meaning: the first DCI format is used to schedule PDSCH (Physical Downlink Shared Channel, Physical Downlink Shared Channel) or PUSCH (Physical Downlink Shared Channel) respectively located on at least one serving cell included in the first cell subset. Uplink Shared Channel, physical uplink shared channel).
  • PDSCH Physical Downlink Shared Channel
  • PUSCH Physical Downlink Shared Channel
  • the technical feature "the first DCI format is used to schedule at least one serving cell included in the first cell subset” includes the following meaning: the first DCI format is used to schedule the first cell
  • the multiple serving cells included in the subset refer to the first DCI format being used to schedule PDSCH (Physical Downlink Shared Channel, Physical Downlink Shared Channel) or PUSCH (Physical Uplink Shared Channel) respectively located on the multiple serving cells. , physical uplink shared channel); the first DCI format is used to schedule a serving cell included in the first cell subset means that the first DCI format is used to schedule a serving cell located on the one serving cell.
  • PDSCH Physical Downlink Shared Channel, physical downlink shared channel
  • PUSCH Physical Uplink Shared Channel, physical uplink shared channel
  • the technical feature "the first DCI format is used to schedule at least one serving cell included in the first cell subset” includes the following meaning: the first DCI format is used to schedule the cells located in the first cell subset. A downlink channel or downlink signal on at least one serving cell included in a cell subset.
  • the technical feature "the first DCI format is used to schedule at least one serving cell included in the first cell subset” includes the following meaning: the first DCI format is used to schedule the cells located in the first cell subset. An uplink channel or uplink signal on at least one serving cell included in a cell subset.
  • the first DCI format actually schedules all serving cells included in the first cell subset.
  • the first DCI format actually schedules part of the serving cells included in the first cell subset.
  • one or more fields included in the first DCI format are used to explicitly or implicitly indicate serving cells in the first cell subset actually scheduled by the first DCI format.
  • the size of the first DCI format is equal to the payload size of the first DCI format.
  • the size of the first DCI format is equal to the number of bits included in the first DCI format.
  • the size of the first DCI format is equal to the number of payload bits included in the first DCI format.
  • the size of the first DCI format is equal to the total number of bits included in the first DCI format including payload bits and CRC bits.
  • the size of the first DCI format is equal to the number of information bits included in the first DCI format.
  • the technical feature "the size of the first DCI format is related to the number of serving cells included in the first cell subset” includes the following meaning: the number of serving cells included in the first cell subset The quantity is used to determine the size of the first DCI format.
  • the technical feature "the size of the first DCI format is related to the number of serving cells included in the first cell subset” includes the following meaning: at least one domain included in the first DCI format is The number of included bits is related to the number of serving cells included in the first cell subset.
  • the technical feature "the size of the first DCI format is related to the number of serving cells included in the first cell subset” includes the following meaning: at least one domain included in the first DCI format The bit width is related to the number of serving cells included in the first cell subset.
  • the expression "the size of the first DCI format is related to the number of serving cells included in the first cell subset” includes the following meaning: at least one domain included in the first DCI format includes At least one of the number of bits or the number of domains included in the first DCI format is linearly related to the number of serving cells included in the first cell subset.
  • the expression "the size of the first DCI format is related to the number of serving cells included in the first cell subset” includes the following meaning: the number of serving cells included in the first cell subset is used to determine at least the number of bits included in at least one field included in the first DCI format or the number of fields included in the first DCI format according to a conditional relationship or a mapping rule. one.
  • the expression "the size of the first DCI format is related to the number of serving cells included in the first cell subset” includes the following meaning: the number of serving cells included in the first cell subset is used to calculate at least one of the number of bits included in at least one field included in the first DCI format or the number of fields included in the first DCI format.
  • the expression "the size of the first DCI format is related to the number of serving cells included in the first cell subset” includes the following meaning: at least one domain included in the first DCI format includes There is a linear correlation between the number of bits and the rounded-up value of the logarithm of the number of serving cells included in the first zone subset with a base of 2 digits.
  • the expression "the size of the first DCI format is related to the number of serving cells included in the first cell subset” includes the following meaning: the sum of the number of domains included in the first DCI format and There is a linear correlation between the logarithm of the number of serving cells included in the first cell subset at the bottom of 2 digits and the rounded-up value.
  • the expression "the size of the first DCI format is related to the number of serving cells included in the first cell subset” includes the following meaning: at least one domain included in the first DCI format includes There is a linear correlation between the number of bits and the logarithm of the number of serving cells included in the first cell subset at the base of 2, and the domain included in the first DCI format There is a linear correlation between the number and the rounded-up logarithm of the number of serving cells included in the first cell subset with the base 2 digit.
  • the number of bits included in a field included in the first DCI format is equal to the bit width (bit width) of this field.
  • NDI New Data Indictor, new data indication
  • MCS Modulation and coding scheme
  • the first DCI format includes frequency domain resource assignment field (Frequency domain resource assignment field), time domain resource assignment field (Time domain resource assignment field), PUCCH (Physical Uplink Control Channel), physical uplink control Channel) resource indication field, PDSCH to HARQ feedback timing indication field, antenna port field, TCI (transmission configuration indication) field, the number of bits included in at least one of the six fields and the first cell It is related to the number of serving cells included in the subset.
  • the sum of the number of domains included in the first DCI format is related to the number of serving cells included in the first cell subset.
  • the sum of the number of domains included in the first DCI format is linearly related to the number of serving cells included in the first cell subset.
  • the sum of the number of domains of the same type included in the first DCI format is related to the number of serving cells included in the first cell subset, and the same type refers to NDI, HARQ process number , one or a combination of one or more of RV, MCS, frequency domain resource allocation, time domain resource allocation, PUCCH resource indication, PDSCH to HARQ feedback timing indication, antenna port, and TCI.
  • At least one PDCCH candidate monitored using the first DCI format is at least one PDCCH candidate decoded according to the first DCI format.
  • At least one PDCCH candidate monitored using the first DCI format is at least one PDCCH candidate decoded according to the size of the first DCI format.
  • At least one PDCCH candidate monitored using the first DCI format is at least one PDCCH candidate that is channel decoded according to the first DCI format.
  • At least one PDCCH candidate monitored using the first DCI format is at least a CCE set decoded according to the first DCI format.
  • At least one PDCCH candidate monitored using the first DCI format is at least one PDCCH candidate assumed to be occupied by a PDCCH carrying the first DCI format.
  • At least one PDCCH candidate monitored using the first DCI format is at least one PDCCH candidate assumed to carry bits included in the first DCI format.
  • At least one PDCCH candidate monitored using the first DCI format is a PDCCH on which a signal is received and channel decoding is performed using the first DCI format to determine whether the first DCI format is transmitted. candidate.
  • At least one PDCCH candidate monitored using the first DCI format may also be monitored using a DCI format other than the first DCI format.
  • At least one PDCCH candidate monitored using the first DCI format is only monitored using the first DCI format.
  • any PDCCH candidate included in the first candidate subset is monitored.
  • only the PDCCH candidates included in the first candidate subset in the first search space set are monitored.
  • PDCCH candidates outside the first candidate subset in the first search space set may not be monitored.
  • the first candidate subset includes at least one PDCCH candidate.
  • the first candidate subset includes multiple PDCCH candidates.
  • any PDCCH candidate included in the first candidate subset is a PDCCH candidate monitored using at least the first DCI format.
  • the first candidate subset includes a PDCCH candidate that is not monitored using the first DCI format.
  • any PDCCH candidate included in the first candidate subset is assumed to carry the first DCI format.
  • any PDCCH candidate included in the first candidate subset is assumed to carry the first DCI format and a DCI format other than the first DCI format.
  • a PDCCH candidate included in the first candidate subset is assumed to carry the first DCI format and a DCI format other than the first DCI format.
  • the first candidate subset includes Another PDCCH candidate can only be assumed to carry the first DCI format.
  • the first candidate subset includes a DCI using the first DCI format and other than the first DCI format.
  • the first candidate subset includes another PDCCH candidate monitored only using the first DCI format.
  • any PDCCH candidate included in the first candidate subset is monitored by the first node device in this application using at least the first DCI format.
  • the first DCI format is used to determine the first candidate subset from the first search space set.
  • the first candidate subset includes all PDCCH candidates monitored by the first node device in this application using at least the first DCI format.
  • the first search space set is USS.
  • the first search space set is a USS that schedules multiple cells simultaneously for one DCI or one PDCCH.
  • the first search space set includes multiple PDCCH candidates.
  • the first search space set is a search space set configuration.
  • the first search space set is a search space in a PDCCH configuration.
  • the index of the first search space set is equal to 0.
  • the index of the first search space set is greater than 0.
  • the first search space set includes multiple PDCCH candidates.
  • any PDCCH candidate included in the first candidate subset belongs to the first search space set includes the following meaning: any PDCCH candidate included in the first candidate subset is the PDCCH candidates included in the first search space set.
  • any PDCCH candidate included in the first candidate subset belongs to the first search space set includes the following meaning: any PDCCH candidate included in the first candidate subset is selected through the first search space set. Determined by the configuration signaling of the first search space set.
  • any PDCCH candidate included in the first candidate subset belongs to the first search space set includes the following meaning: any PDCCH candidate included in the first candidate subset is based on the One of the plurality of PDCCH candidates in the form of the first search space set.
  • any PDCCH candidate included in the first candidate subset belongs to the first search space set includes the following meaning: any PDCCH candidate included in the first candidate subset is the The first search space set includes PDCCH candidates within a time window.
  • any PDCCH candidate included in the first candidate subset belongs to the first search space set includes the following meaning: any PDCCH candidate included in the first candidate subset is the The first search space sets PDCCH candidates included in the first time window in this application.
  • the technical feature "any PDCCH candidate included in the first candidate subset belongs to the first search space set” includes the following meaning: the first candidate subset is one of the first search space set Subset.
  • any PDCCH candidate included in the first candidate subset belongs to the first search space set includes the following meaning: any PDCCH candidate included in the first candidate subset is associated with The first search space set.
  • the technical feature "any PDCCH candidate included in the first candidate subset belongs to the first search space set" includes the following meaning: any PDCCH candidate included in the first candidate subset and the The indexes or identifiers of the first search space set are associated with each other.
  • the technical feature "any PDCCH candidate included in the first candidate subset belongs to the first search space set" includes the following meaning: used to determine any PDCCH included in the first candidate subset
  • the candidate configuration parameters and the index or identification of the first search space set are determined through the same IE.
  • the target format set includes at least one DCI format.
  • the target format set includes multiple DCI formats.
  • the target format set includes at least a DCI format used for scheduling downlink signals or downlink channels and a DCI format used for scheduling uplink signals or uplink channels.
  • the target format set includes an even number of DCI formats greater than 0.
  • the target format set includes DCI formats 0_2 and 1_2, or the target format set includes DCI formats 0_K or 1_K, or the target format set includes DCI formats 0_2, 0_K, 1_2 and 1_K, or the The target format set includes DCI formats 0_1, 0_K, 1_1 and 1_K, or the target format set includes DCI formats 0_0, 0_K, 1_0 and 1_K, or the target format set includes DCI formats 0_1, 0_2, 0_K, 1_1, 1_2 and 1_K, or the target format set includes DCI formats 0_1, 0_2, 1_1, and 1_2; or the target format set includes DCI formats 0_0, 0_1, 1_0, and 1_1; or the target format set includes DCI formats 0_0, 0_1, 0_2 , 1_0, 1_1 and 1_2; or the target format set includes DCI formats 0_0, 0_1,
  • any DCI format associated with the first search space set is a DCI format configured in one or more domains in the IE that configures the first search space set.
  • any DCI format associated with the first search space set is a DCI format configured for the first search space set.
  • any DCI format associated with the first search space set is the DCI format used when monitoring at least one PDCCH candidate included in the first search space set.
  • any DCI format associated with the first search space set belongs to the configuration parameters of the first search space set.
  • any DCI format associated with the first search space set is a DCI format included in the first search space set.
  • any DCI format included in the target format set is a DCI format associated with the first search space set.
  • the target format set includes a DCI format that is not related to the first search space set.
  • the target format set is one of multiple format sets configured for the first search space set.
  • the target format set is the only format set configured for the first search space set.
  • the target format set only includes the first DCI format.
  • the first DCI format is a DCI format associated with the first search space set.
  • the target format set further includes DCI formats other than the first DCI format.
  • the target format set includes the first DCI format and a DCI format opposite to the link direction scheduled by the first DCI format.
  • the target format set only includes DCI formats that can schedule multiple serving cells simultaneously.
  • the target format set includes a DCI format capable of scheduling multiple serving cells simultaneously and a DCI format capable of scheduling only one serving cell.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format" includes the following meaning: the first candidate subset includes The PDCCH candidate is related to whether the target format set includes a DCI format other than the first DCI format.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format" includes the following meaning: the first candidate subset includes The PDCCH candidate is related to whether the target format set includes at least one DCI format other than the first DCI format.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format" includes the following meaning: the first candidate subset includes The distribution or index of PDCCH candidates in the first search space set is related to whether the target format set includes at least one DCI format other than the first DCI format.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format” includes the following meaning: whether the target format set includes the At least one DCI format other than the first DCI format is used to determine the PDCCH candidates included in the first candidate subset.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format” includes the following meaning: whether the target format set includes the At least one DCI format other than the first DCI format is used to determine PDCCH candidates included in the first candidate subset from the first search space set.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format" includes the following meaning: the first candidate subset is related to the Whether the target format set includes at least one DCI format other than the first DCI format is related to the DCI format scheduling the same link direction as the first DCI format.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format” includes the following meaning: whether the target format set includes the At least one DCI format other than the first DCI format that schedules the same link direction as the first DCI format is used to determine the first candidate subset from the first search space set.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format" includes the following meaning: the first candidate subset is related to the It is related to whether the target format set includes at least one predefined or configured DCI format other than the first DCI format.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format" includes the following meaning: the first candidate subset is related to the It is related to whether the target format set includes at least one DCI format other than the first DCI format that is used for scheduling a single cell.
  • the technical feature "whether the first candidate subset and the target format set include the first DCI format "Related to a DCI format outside” includes the following meaning: whether the target format set includes at least one DCI format other than the first DCI format that is used to schedule a single cell. The DCI format is used to select from the first search space set. The first candidate subset is determined.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format" includes the following meaning: the reference format set includes at least one of the first DCI formats. A DCI format other than a DCI format; when the target format set includes at least one DCI format in the reference format set, the first candidate subset includes the first search space set for the PDCCH candidates of a serving cell outside the first cell subset; otherwise, the first candidate subset includes PDCCH candidates in the first search space set only for serving cells in the first cell subset .
  • any DCI format included in the reference format set is a DCI format that can only be used for scheduling a single cell.
  • the DCI formats included in the reference format set are predefined or configurable.
  • the reference format set includes DCI formats 0_2 and 1_2, or the reference format set includes DCI formats 0_1 and 1_1, or the reference format set includes DCI formats 0_0 and 1_0, or the The reference format set includes DCI formats 0_1, 0_2, 1_1 and 1_2, or the reference format set includes DCI formats 0_0, 0_2, 1_0 and 1_2, or the reference format set includes DCI formats 0_0, 0_1, 1_0 and 1_1, or The reference format set includes DCI formats 0_0, 0_1, 0_2, 1_0, 1_1 and 1_2.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format” includes the following meaning: the first DCI format is used Scheduling in the first link direction, which is one of uplink or downlink; when the target format set includes at least one other than the first DCI format is used for the When the DCI format is in the first link direction, the first candidate subset includes PDCCH candidates in the first search space set for a serving cell other than the first cell subset; otherwise, the The first candidate subset includes PDCCH candidates in the first search space set only for serving cells in the first cell subset.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format” includes the following meaning: when the target format set includes the When at least one DCI format other than the first DCI format is only used for scheduling a single cell, the first candidate subset includes the first search space set for other than the first cell subset. PDCCH candidates of a serving cell; otherwise, the first candidate subset includes PDCCH candidates in the first search space set only for serving cells in the first cell subset.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format" includes the following meaning: when the target format set includes the When at least one DCI format other than the first DCI format is only used for scheduling a single cell, the PDCCH candidates in the first search space set for scheduling any serving cell in the target cell set are monitored; otherwise, all PDCCH candidates in the first search space set are monitored; , only PDCCH candidates in the first search space set that schedule serving cells in the first cell subset are monitored.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format" includes the following meaning: when the target format set includes the When at least one DCI format other than the first DCI format is only used for scheduling a single cell, the PDCCH candidates in the first search space set for scheduling any serving cell in the target cell set are monitored; otherwise, all PDCCH candidates in the first search space set are monitored; , only PDCCH candidates in the first search space set that simultaneously schedule multiple serving cells in the first cell subset are monitored.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format” includes the following meaning: when the target format set includes the When at least one DCI format other than the first DCI format is only used for scheduling a single cell, the first candidate subset includes all services in the first search space set for the target cell set. PDCCH candidates of the cell; otherwise, the first candidate subset includes PDCCH candidates in the first search space set only for serving cells in the first cell subset.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format" includes the following meaning: when the target format set includes the When at least one DCI format other than the first DCI format is used for scheduling in the same link direction as the first DCI format, the first candidate subset is composed of the X1 candidate subsets in this application. All PDCCH candidates are included in total; otherwise, the first candidate subset is one of the X1 candidate subsets in this application.
  • the technical feature "the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format” includes the following meaning: when the target format set includes the When at least one DCI format other than the first DCI format is used for scheduling in the same link direction as the first DCI format, the first candidate subset is composed of the X1 candidate subsets in this application. A total of all PDCCH candidates are included; otherwise, the first candidate subset is composed of the candidate subsets corresponding to the X1 candidate subsets in this application and the first cell subset.
  • the first candidate subset includes PDCCH candidates for a positive integer number of CIF values in the first search space set.
  • the first candidate subset includes all the candidates for multiple CIF values in the first search space set. PDCCH candidate.
  • the capability report of the first node device in this application is used to indicate that it supports simultaneous scheduling of multiple serving cells by one DCI format or one PDCCH.
  • the capability report of the first node device in this application is used to indicate the maximum supported number of serving cells that are scheduled simultaneously by a DCI format or a PDCCH.
  • the capability report of the first node device in this application is used to indicate the maximum number of supported serving cells that are simultaneously scheduled by a DCI format or a PDCCH, and the first cell subset is The number of included serving cells is not greater than the maximum number of serving cells indicated by the capability report of the first node device in this application.
  • a DCI format other than the first DCI format with a link direction opposite to that of the first DCI format is used to schedule at least one serving cell in the third cell subset, and the third The cell subset includes multiple serving cells, and the third cell subset is independent from the first cell subset.
  • a DCI format other than the first DCI format with a link direction opposite to that of the first DCI format is used to schedule at least one serving cell in the third cell subset, and the third The cell subset includes multiple serving cells, and the third cell subset and the first cell subset are independently configured.
  • a DCI format other than the first DCI format with a link direction opposite to that of the first DCI format is used to schedule at least one serving cell in the third cell subset, and the third The cell subset includes multiple serving cells, and the third cell subset and the first cell subset are configured through two independent IEs or two independent domains respectively.
  • Embodiment 2 illustrates a schematic diagram of a network architecture according to the present application, as shown in Figure 2.
  • Figure 2 illustrates a diagram of the network architecture 200 of 5G NR, LTE (Long-Term Evolution, Long-Term Evolution) and LTE-A (Long-Term Evolution Advanced, Enhanced Long-Term Evolution) systems.
  • the 5G NR or LTE network architecture 200 may be called 5GS (5G System)/EPS (Evolved Packet System) 200 or some other suitable term.
  • 5GS/EPS 200 may include one or more UE (User Equipment) 201, NG-RAN (Next Generation Radio Access Network) 202, 5GC (5G Core Network, 5G Core Network)/EPC (Evolved Packet Core, Evolved Packet Core) 210, HSS (Home Subscriber Server, Home Subscriber Server)/UDM (Unified Data Management, Unified Data Management) 220 and Internet Services 230.
  • 5GS/EPS can be interconnected with other access networks, but for simplicity it is not Expose these entities/interfaces. As shown, 5GS/EPS provides packet-switched services, however those skilled in the art will readily appreciate that the various concepts presented throughout this application may be extended to networks that provide circuit-switched services or other cellular networks.
  • NG-RAN includes NR/evolved Node B (gNB/eNB) 203 and other gNB (eNB) 204.
  • the gNB (eNB) 203 provides user and control plane protocol termination towards the UE 201.
  • gNB (eNB) 203 may connect to other gNB (eNB) 204 via an Xn/X2 interface (eg, backhaul).
  • gNB (eNB) 203 may also be called a base station, base transceiver station, radio base station, radio transceiver, transceiver function, basic service set (BSS), extended service set (ESS), TRP (transmitting and receiving node) or some other Appropriate terminology.
  • gNB (eNB) 203 provides UE 201 with an access point to 5GC/EPC 210.
  • UE 201 include cellular phones, smart phones, Session Initiation Protocol (SIP) phones, laptop computers, personal digital assistants (PDAs), satellite radio, non-terrestrial base station communications, satellite mobile communications, global positioning systems, multimedia devices , video devices, digital audio players (e.g., MP3 players), cameras, game consoles, drones, aircraft, narrowband IoT devices, machine type communications devices, land vehicles, automobiles, wearable devices, or any Other similar functional devices.
  • SIP Session Initiation Protocol
  • PDAs personal digital assistants
  • satellite radio non-terrestrial base station communications
  • satellite mobile communications global positioning systems
  • multimedia devices video devices
  • digital audio players e.g., MP3 players
  • cameras game consoles, drones, aircraft, narrowband IoT devices, machine type communications devices, land vehicles, automobiles, wearable devices, or any Other similar functional devices.
  • UE 201 may also refer to UE 201 as a mobile station, subscriber station, mobile unit, subscriber unit, wireless unit, remote unit, mobile device, wireless device, wireless communication device, remote device, mobile subscriber station, access terminal, Mobile terminal, wireless terminal, remote terminal, handset, user agent, mobile client, client or some other suitable term.
  • gNB (eNB) 203 is connected to 5GC/EPC210 through the S1/NG interface.
  • 5GC/EPC210 includes MME (Mobility Management Entity, mobility management entity)/AMF (Authentication Management Field, authentication management field)/SMF (Session Management Function, Session Management Function) 211, other MME/AMF/SMF214, S-GW (Service Gateway, Service Gateway)/UPF (User Plane Function, User Plane Function) 212 and P-GW (Packet Date Network Gateway, Packet Data Network Gateway) /UPF213.
  • MME/AMF/SMF211 is the control node that handles signaling between UE201 and 5GC/EPC210. Basically, MME/AMF/SMF211 provides bearer and connection management.
  • All user IP (Internet Protocol) packets are transmitted through S-GW/UPF212, and S-GW/UPF212 itself is connected to P-GW/UPF213.
  • P-GW provides UE IP address allocation and other functions.
  • P-GW/UPF 213 is connected to Internet service 230.
  • Internet service 230 includes the operator's corresponding Internet protocol service, which may specifically include the Internet, intranet, IMS (IP Multimedia Subsystem, IP Multimedia Subsystem) and packet switching streaming services.
  • the UE201 corresponds to the first node device in this application.
  • the gNB (eNB) 201 corresponds to the second node device in this application.
  • Embodiment 3 shows a schematic diagram of an embodiment of a wireless protocol architecture of a user plane and a control plane according to the present application, as shown in Figure 3 shown.
  • Figure 3 is a schematic diagram illustrating an embodiment of a radio protocol architecture for a user plane 350 and a control plane 300, showing in three layers a first node device (UE or gNB) and a second node device (gNB or UE ) Radio protocol architecture of the control plane 300: Layer 1, Layer 2 and Layer 3.
  • Layer 1 (L1 layer) is the lowest layer and implements various PHY (physical layer) signal processing functions. The L1 layer will be called PHY301 in this article.
  • Layer 2 (L2 layer) 305 is above the PHY 301 and is responsible for the link between the first node device and the second node device through the PHY 301.
  • the L2 layer 305 includes a MAC (Medium Access Control) sublayer 302, an RLC (Radio Link Control, a wireless link layer control protocol) sublayer 303, and a PDCP (Packet Data Convergence Protocol) sublayer Layer 304, these sub-layers terminate at the second node device.
  • PDCP sublayer 304 provides multiplexing between different radio bearers and logical channels.
  • the PDCP sublayer 304 also provides security by encrypting data packets, and provides handoff support for a first node device between second node devices.
  • the RLC sublayer 303 provides segmentation and reassembly of upper layer data packets, retransmission of lost data packets, and reordering of data packets to compensate for out-of-order reception due to HARQ.
  • MAC sublayer 302 provides multiplexing between logical and transport channels. The MAC sublayer 302 is also responsible for allocating various radio resources (eg, resource blocks) in a cell among first node devices. MAC sublayer 302 is also responsible for HARQ operations.
  • the RRC (Radio Resource Control, radio resource control) sublayer 306 in layer 3 (L3 layer) in the control plane 300 is responsible for obtaining radio resources (ie, radio bearers) and using the link between the second node device and the first node device.
  • the radio protocol architecture of the user plane 350 includes layer 1 (L1 layer) and layer 2 (L2 layer). Radio protocol architecture for the first node device and the second node device in the user plane 350.
  • L1 layer layer 1
  • L2 layer layer 2
  • Radio protocol architecture for the first node device and the second node device in the user plane 350 For the physical layer 351, the L2 layer 355
  • the PDCP sublayer 354 in the L2 layer 355, the RLC sublayer 353 in the L2 layer 355, and the MAC sublayer 352 in the L2 layer 355 are generally the same as the corresponding layers and sublayers in the control plane 300, but the PDCP sublayer 354 also provides Header compression on upper layer packets to reduce radio transmission overhead.
  • the L2 layer 355 in the user plane 350 also includes an SDAP (Service Data Adaptation Protocol, Service Data Adaptation Protocol) sublayer 356.
  • SDAP Service Data Adaptation Protocol
  • the SDAP sublayer 356 is responsible for the mapping between QoS flows and data radio bearers (DRB, Data Radio Bearer). , to support business diversity.
  • the first node device may have several upper layers above the L2 layer 355, including a network layer (eg, IP layer) terminating at the P-GW on the network side and terminating at the other end of the connection (e.g., remote UE, server, etc.) application layer.
  • a network layer eg, IP layer
  • the wireless protocol architecture in Figure 3 is applicable to the first node device in this application.
  • the wireless protocol architecture in Figure 3 is applicable to the second node device in this application.
  • the first information block in this application is generated by the RRC306, or MAC302, or MAC352, or the PHY301, or PHY351.
  • the second information block in this application is generated by the RRC306, or MAC302, or MAC352, or the PHY301, or PHY351.
  • the third information block in this application is generated by the RRC306, or the MAC302, or the MAC352, or the PHY301, or the PHY351.
  • Embodiment 4 shows a schematic diagram of a first node device and a second node device according to an embodiment of the present application, as shown in FIG. 4 .
  • a controller/processor 490, a data source/buffer 480, a receive processor 452, a transmitter/receiver 456 including an antenna, and a transmit processor 455 may be included in the first node device (450). 460.
  • a controller/processor 440, a data source/buffer 430, a receive processor 412, a transmitter/receiver 416 including an antenna, and a transmit processor 415 may be included in the second node device (410). 420.
  • upper layer packets such as high layer information included in the first information block and the second information block in this application, are provided to the controller/processor 440 .
  • the controller/processor 440 implements the functions of the L2 layer and above.
  • the controller/processor 440 provides header compression, encryption, packet segmentation and reordering, multiplexing between logical and transport channels, and radio control of the first node device 450 based on various priority metrics. Resource allocation.
  • the controller/processor 440 is also responsible for HARQ operation, retransmission of lost packets, and signaling to the first node device 450.
  • the high-level information included in the first information block and the second information block in this application is in the controller.
  • the transmit processor 415 implements various signal processing functions for the L1 layer (i.e., physical layer), including coding, interleaving, scrambling, modulation, power control/allocation, precoding, and physical layer control signaling generation, such as this
  • L1 layer i.e., physical layer
  • the generation of the physical layer signals corresponding to the first information block and the second information block in the application and the physical layer signals corresponding to the PDCCH candidates is completed in the transmit processor 415 .
  • the generated modulation symbols are divided into parallel streams and each stream is mapped to a corresponding multi-carrier sub-carrier and/or multi-carrier symbol, and then is mapped to the antenna 420 by the transmit processor 415 via the transmitter 416 and transmitted out in the form of a radio frequency signal.
  • each receiver 456 receives the radio frequency signal through its corresponding antenna 460.
  • Each receiver 456 recovers the baseband information modulated onto the radio frequency carrier and provides the baseband information to the receive processor 452.
  • the reception processor 452 implements various signal reception processing functions of the L1 layer.
  • the signal reception processing function includes monitoring of the physical layer signals and PDCCH candidates of the first information block and the second information block in the present application, through multi-carrier symbols in the multi-carrier symbol stream based on various modulation schemes (for example, binary phase (BPSK), quadrature phase shift keying (QPSK)), followed by descrambling, decoding and deinterleaving to recover the data or control transmitted by the second node device 410 on the physical channel, and then the data and Control signals are provided to controller/processor 490.
  • the controller/processor 490 is responsible for the L2 layer and above, and the controller/processor 490 interprets the high-level information included in the first information block and the second information block in this application.
  • the controller/processor may be associated with memory 480 which stores program code and data. Memory 480 may be referred to as computer-readable media.
  • the high-level information including the third information block in this application is generated by the controller/processor 490 and implemented by the transmit processor 455 for the L1 layer (i.e. , physical layer), including the generation of the physical layer signal carrying the third information block is completed in the transmit processor 455, and then mapped by the transmit processor 455 to the antenna 460 via the transmitter 456 in the form of a radio frequency signal Launched.
  • Receivers 416 receive radio frequency signals through their respective antennas 420. Each receiver 416 recovers the baseband information modulated onto the radio frequency carrier and provides the baseband information to a receive processor 412.
  • the receive processor 412 implements various signal receive processing functions for the L1 layer (i.e., physical layer), including receive processing of the physical layer signal carrying the third information block and subsequent provision of data and/or control signals to the controller/processor Device 440.
  • the functions of implementing the L2 layer in the controller/processor 440 include interpreting high-level information, including interpreting the high-level information carried in the third information block.
  • the controller/processor may be associated with a cache 430 that stores program code and data. Buffer 430 may be a computer-readable medium.
  • the first node device 450 device includes: at least one processor and at least one memory, the at least one memory includes computer program code; the at least one memory and the computer program code are configured to interact with the Using the at least one processor together, the first node device 450 is configured to at least: receive a first information block, which is used to determine a target cell set, where the target cell set includes a plurality of serving cells; monitor PDCCH candidate; wherein the target cell set includes a first cell subset, the first cell subset includes multiple serving cells, and the number of serving cells included in the first cell subset is not greater than the target cell.
  • a first DCI format is used to schedule at least one serving cell included in the first cell subset, the size of the first DCI format and the number of serving cells included in the first cell subset related to the number of serving cells;
  • the first candidate subset includes at least PDCCH candidates monitored using the first DCI format, any PDCCH candidate included in the first candidate subset belongs to the first search space set, and the target format
  • the set includes at least one DCI format associated with the first search space set, the target format set includes the first DCI format; whether the first candidate subset and the target format set include the first Related to a DCI format other than DCI format.
  • the first node device 450 device includes: a memory that stores a program of computer-readable instructions.
  • the program of computer-readable instructions generates actions when executed by at least one processor.
  • the actions include: receiving A first information block, the first information block is used to determine a target cell set, the target cell set includes a plurality of serving cells; monitor PDCCH candidates; wherein the target cell set includes a first cell subset, and the The first cell subset includes a plurality of serving cells, and the number of serving cells included in the first cell subset is not greater than the number of serving cells included in the target cell set; the first DCI format is used to schedule the At least one serving cell included in the first cell subset, the size of the first DCI format is related to the number of serving cells included in the first cell subset; the first candidate subset includes at least one using the first PDCCH candidates monitored by DCI formats, any PDCCH candidate included in the first candidate subset belongs to the first search space set, and the target format set includes at least one DCI format associated with the first search
  • the second node device 410 device includes: at least one processor and at least one memory, the at least one memory includes computer program code; the at least one memory and the computer program code are configured to interact with the used with at least one of the above processors.
  • the second node device 410 at least: sends a first information block, which is used to determine a target cell set, where the target cell set includes multiple serving cells; determine a PDCCH candidate; wherein, the target The cell set includes a first cell subset, the first cell subset includes a plurality of serving cells, and the number of serving cells included in the first cell subset is not greater than the number of serving cells included in the target cell set.
  • the first DCI format is used to schedule at least one serving cell included in the first cell subset, and the size of the first DCI format is related to the number of serving cells included in the first cell subset;
  • a candidate subset includes at least PDCCH candidates monitored using the first DCI format, any PDCCH candidate included in the first candidate subset belongs to a first search space set, and the target format set includes and the first search space set.
  • At least one DCI format associated with a spatial set, the target format set includes the first DCI format; whether the first candidate subset and the target format set include a DCI format other than the first DCI format related.
  • the second node device 410 includes: a memory that stores a computer-readable instruction program that generates actions when executed by at least one processor, and the actions include: sending a first An information block, the first information block is used to determine a target cell set, the target cell set includes multiple serving cells; determine PDCCH candidates; wherein the target cell set includes a first cell subset, and the third A cell subset includes multiple serving cells, and the number of serving cells included in the first cell subset is not greater than the number of serving cells included in the target cell set; the first DCI format is used to schedule the first At least one serving cell included in a cell subset, the size of the first DCI format is related to the number of serving cells included in the first cell subset; the first candidate subset includes at least the first DCI The PDCCH candidates monitored by the format, any PDCCH candidate included in the first candidate subset belongs to the first search space set, the target format set includes at least one DCI format associated with the first search space set, the The target format set includes the first DCI format;
  • the first node device 450 is a user equipment (UE).
  • UE user equipment
  • the second node device 410 is a base station device (gNB/eNB).
  • a receiver 456 (including antenna 460), a receive processor 452 and a controller/processor 490 are used herein to receive the first information block.
  • receiver 456 (including antenna 460), receive processor 452 and controller/processor 490 are used in this application to monitor PDCCH candidates.
  • a receiver 456 (including antenna 460), a receive processor 452 and a controller/processor 490 are used herein to receive the second information block.
  • transmitter 456 (including antenna 460), transmit processor 455 and controller/processor 490 are used in this application to transmit the third information block.
  • a transmitter 416 (including an antenna 420), a transmit processor 415 and a controller/processor 440 are used to transmit the first information block in this application.
  • transmitter 416 (including antenna 420), transmit processor 415 and controller/processor 440 are used to determine PDCCH candidates.
  • transmitter 416 (including antenna 420), transmit processor 415 and controller/processor 440 are used to transmit the second information block in this application.
  • the receiver 416 (including the antenna 420), the reception processor 412 and the controller/processor 440 are used to receive the third information block in the present application.
  • Embodiment 5 illustrates a wireless signal transmission flow chart according to an embodiment of the present application, as shown in FIG. 5 .
  • the second node device N500 is the maintenance base station of the serving cell of the first node device U550. It is particularly noted that the order in this example does not limit the signal transmission order and implementation order in this application.
  • the third information block is received in step S501, the first information block is sent in step S502, the second information block is sent in step S503, and the PDCCH candidate is determined in step S504.
  • the third information block is sent in step S551, the first information block is received in step S552, the second information block is received in step S553, and PDCCH candidates are monitored in step S554.
  • the first information block is used to determine a target cell set, the target cell set includes multiple serving cells; the target cell set includes a first cell subset, and the first cell subset Including multiple serving cells, the number of serving cells included in the first cell subset is not greater than the number of serving cells included in the target cell set; the first DCI format is used to schedule the first cell subset At least one serving cell is included, and the size of the first DCI format is related to the number of serving cells included in the first cell subset; the first candidate subset includes at least the cells monitored using the first DCI format.
  • the target format set includes at least one DCI format associated with the first search space set, the target format set includes The first DCI format; the first candidate subset is related to whether the target format set includes a DCI format other than the first DCI format; the second information block is used to determine the first Search space set; the third information block is used to indicate a set of capability parameters of the sender of the third information block.
  • the second information block is transmitted through an air interface or a wireless interface.
  • the second information block is transmitted through high-layer signaling or physical layer signaling.
  • the second information block is earlier than the first information block.
  • the second information block is later than the first information block.
  • the second information block and the first information block are two different domains in the same signaling or the same IE respectively.
  • the second information block and the first information block are two different signalings or two different IEs respectively.
  • the second information block includes all or part of a high-layer signaling or a physical layer signaling.
  • the second information block includes all or part of an RRC (Radio Resource Control, Radio Resource Control) signaling; or the second information block includes a MAC (Medium Access Control, Media Access Control). All or part of the control layer signaling.
  • RRC Radio Resource Control, Radio Resource Control
  • MAC Medium Access Control, Media Access Control
  • the second information block includes all or part of a system information block (SIB, System Information Block).
  • SIB system information block
  • the second information block is transmitted through a PDSCH (Physical Downlink Shared Channel).
  • PDSCH Physical Downlink Shared Channel
  • the second information block is cell specific (Cell Specific) or user equipment specific (UE-specific).
  • the second information block is configured per BWP (bandwidth part, bandwidth part) (Per BWP).
  • the second information block includes all or part of a field (Field) of a DCI (Downlink Control Information) signaling.
  • Field Field of a DCI (Downlink Control Information) signaling.
  • the second information block includes more than one sub-information block, and each sub-information block included in the second information block is an IE (Information Element, Information Unit) included in the second information block. ) or a field (Field); at least one sub-information block included in the second information block is used to explicitly or implicitly indicate the first search space set.
  • IE Information Element, Information Unit
  • Field Field
  • the second information block includes all or part of the fields in the IE "PDCCH-Config".
  • the second information block includes all or part of the fields "searchSpacesToAddModList" in the IE "PDCCH-Config".
  • the second information block includes all or part of the field "searchSpacesToReleaseList” in the IE "PDCCH-Config".
  • the second information block includes all or part of the fields (Field) in the IE "SearchSpace”.
  • the second information block includes all or part of the fields (Field) in the IE "BWP-DownlinkCommon”.
  • the second information block includes all or part of the fields (Field) in the IE "BWP-DownlinkDedicated”.
  • the technical feature "the second information block is used to determine the first search space set” includes the following meaning: the second information block is used by the first node device in this application to determine The first search space set.
  • the technical feature "the second information block is used to determine the first search space set” includes the following meaning: all or part of the second information block is used to explicitly or implicitly indicates the first search space set.
  • the technical feature "the second information block is used to determine the first search space set” includes the following meaning: the second information block is used to determine at least one of the first search space set Configuration parameters.
  • the technical feature "the second information block is used to determine the first search space set” includes the following meaning: all or part of the second information block is used to explicitly or implicitly formula indicates the index of the first search space set and the target format set.
  • the technical feature "the second information block is used to determine the first search space set” includes the following meaning: all or part of the second information block is used to explicitly or implicitly formula indicates the index of the first search space set.
  • the technical feature "the second information block is used to determine the first search space set" includes the following meaning: all or part of the second information block is used to explicitly or implicitly formula indicates a list of search space sets to which the first search space set belongs.
  • the third information block is transmitted through an air interface or a wireless interface.
  • the third information block includes all or part of high-layer signaling or physical layer signaling.
  • the third information block is earlier than the first information block.
  • the third information block is later than the first information block.
  • the third information block is earlier than the second information block in this application.
  • the third information block is later than the second information block in this application.
  • the third information block includes all or part of the RRC signaling.
  • the third information block includes all or part of the MAC layer signaling.
  • the third information block is transmitted through PUSCH or PUCCH (Physical Uplink Control Channel, physical uplink control channel).
  • PUSCH Physical Uplink Control Channel, physical uplink control channel.
  • PUCCH Physical Uplink Control Channel, physical uplink control channel.
  • the third information block is used to indicate the capability of the first node device in this application.
  • the technical feature "the third information block is used to indicate the capability parameter set of the sender of the third information block” includes the following meaning: the third information block is used by the third information block in this application.
  • a node device is used to indicate a set of capability parameters of the node device.
  • the technical feature "the third information block is used to indicate the capability parameter set of the sender of the third information block” includes the following meaning: all or part of the third information block is used A set of capability parameters that explicitly or implicitly indicate the sender of the third information block.
  • the third information block includes IE "Phy-ParametersFRX-Diff", or the third information block includes IE "UE-NR-Capability”.
  • the third information block includes the field "pdcch-MonitoringCA", or the third information block includes the field “pdcch-BlindDetectionCA", or the third information block includes the field "CA-ParametersNR”, or The third information block includes the domain "searchSpaceSharingCA-DL”, or the third information block includes the domain "searchSpaceSharingCA-UL”, or the third information block includes the field "SingleDCIMultipleCell-DL", or the third information The block includes the field "SingleDCIMultipleCel-UL”, or the third information block includes the field "SingleDCIMultipleCellsearchSpaceSharingCA-DL", or the third information block includes the field "SingleDCIMultipleCellsearchSpaceSharingCA-UL", or the third information block includes the field "Phy -Parameters”.
  • Embodiment 6 illustrates a schematic diagram of the first candidate subset according to an embodiment of the present application, as shown in FIG. 6 .
  • each filled rectangle represents a PDCCH candidate in the first search space set
  • different filled rectangles represent For PDCCH candidates of different serving cells
  • the rectangles filled with dots and cross lines represent PDCCH candidates for the serving cell in the first cell subset
  • the PDCCH candidates in the dotted box are the PDCCH candidates in the first candidate subset
  • the first candidate subset includes PDCCH candidates in the first search space for at least one serving cell other than the first cell subset
  • the first candidate subset only includes the first search space set PDCCH candidates for the serving cells in the first cell subset.
  • the technical feature "the first DCI format is used for scheduling in the first link direction” includes the following meaning: the first DCI format is used for the channel or signal in the first link direction. Scheduling.
  • the technical feature "the first DCI format is used for the scheduling of the first link direction” includes the following meaning: the first DCI format is used for the scheduling of the data channel in the first link direction. .
  • the technical feature "the first DCI format is used for scheduling in the first link direction” includes the following meaning: the first DCI format is used for the shared channel (SCH) in the first link direction. , shared channel) scheduling.
  • the technical feature "the first DCI format is used for scheduling in the first link direction” includes the following meaning: when the first link direction is an uplink, the first DCI format is used for scheduling. All or part of it is used to schedule PUSCH explicitly or implicitly; when the first link direction is downlink, all or part of it is used to explicitly schedule PUSCH. Or schedule PDSCH implicitly.
  • the technical feature "the first DCI format is used for scheduling in the first link direction” includes the following meaning: the first DCI format is used to schedule transmission in the first link direction. channel or signal.
  • the technical feature "the first DCI format is used for scheduling in the first link direction” includes the following meaning: all or part of the first DCI format is used to explicitly or implicitly Specifically indicates the time-frequency resources occupied by the shared channel transmitted in the first link direction, the modulation coding scheme (MCS, Modulation Coding Scheme) adopted, the HARQ process to which it belongs, and the corresponding redundancy version (RV, Redundancy Version) at least one of these four.
  • MCS Modulation Coding Scheme
  • RV Redundancy Version
  • the technical feature "the first DCI format is used for scheduling in the first link direction” includes the following meaning: all or part of the first DCI format is used to explicitly or implicitly Specifically, the physical shared channel (SCH, shared channel) transmitted in the first link direction is scheduled.
  • the first link direction is an uplink (Uplink), or the first link mode is a downlink (Downlink).
  • Uplink uplink
  • Downlink downlink
  • the first link direction is a channel or a signal transmission direction.
  • the first link mode is a channel or a direction of a link occupied by signal transmission.
  • the target format set includes at least one DCI format other than the first DCI format that is used for scheduling in the first link direction
  • the target format set includes "When at least one DCI format is used only for scheduling a single serving cell” are equivalent or can be used interchangeably.
  • the target format set includes at least one DCI format other than the first DCI format that is used for scheduling in the first link direction
  • “when the target format set includes "At least one DCI format that is different from the first DCI format and is used for scheduling in the first link direction” is equivalent or can be used interchangeably.
  • the target format set includes at least one DCI format other than the first DCI format that is used for scheduling in the first link direction
  • the target format set includes "When at least one of DCI formats 0_0, 0_1, 0_2, 1_0, 1_1 and 1_2" is equivalent or can be used interchangeably.
  • the target format set includes at least one DCI format other than the first DCI format that is used for scheduling in the first link direction
  • the target format set includes The two expressions "when at least one DCI format other than the first DCI format and the second DCI format" are equivalent or can be used interchangeably.
  • a PDCCH candidate for a serving cell is a PDCCH candidate used for scheduling this serving cell.
  • a PDCCH candidate for a serving cell can be assumed to carry a PDCCH candidate used for scheduling the PDCCH of this serving cell.
  • a PDCCH candidate for a serving cell is a PDCCH candidate determined by the CIF value configured for the serving cell in a search space set.
  • one PDCCH candidate for one serving cell is used to schedule only one PDCCH candidate for this serving cell.
  • a PDCCH candidate for a serving cell is a PDCCH candidate that can be assumed to carry a DCI format that schedules only this serving cell.
  • a PDCCH candidate for a serving cell is a PDCCH candidate that can be assumed to carry a DCI format that can only schedule a single serving cell.
  • a PDCCH candidate for a serving cell may also be assumed to be scheduled for a serving cell other than this serving cell.
  • a PDCCH candidate for a serving cell may also be assumed to carry a DCI format that schedules a serving cell other than this serving cell.
  • the first candidate subset includes PDCCH candidates in the first search space set for at least one serving cell other than the first cell subset
  • the first candidate includes PDCCH candidates for all serving cells in the target cell set in the first search space set
  • the first candidate subset includes PDCCH candidates in the first search space set for at least one serving cell other than the first cell subset
  • the first candidate includes at least one PDCCH candidate in the first search space set that corresponds to at least one CIF value other than the CIF value associated with the first cell subset
  • the first candidate subset includes PDCCH candidates in the first search space set for at least one serving cell other than the first cell subset
  • the first candidate The two expressions "subset includes all PDCCH candidates for all serving cells in the target cell set in the first search space set” are equivalent or can be used interchangeably.
  • the first candidate subset includes PDCCH candidates in the first search space set for at least one serving cell other than the first cell subset
  • the first candidate includes all PDCCH candidates for all serving cells with CIF values in the first search space set
  • the first candidate subset includes PDCCH candidates in the first search space set for at least one serving cell other than the first cell subset
  • the first candidate includes all PDCCH candidates corresponding to all CIF values in the first search space set
  • the first candidate subset includes PDCCH candidates in the first search space set for at least one serving cell other than the first cell subset
  • the first candidate The two expressions "subset includes all PDCCH candidates included in the first search space set” are equivalent or can be used interchangeably.
  • the first candidate subset includes PDCCH candidates in the first search space set for at least one serving cell other than the first cell subset
  • the first candidate The subset includes PDCCH candidates in the first search space set for at least one serving cell outside the first cell subset and PDCCH candidates for all serving cells in the first cell subset.
  • the first candidate subset includes PDCCH candidates in the first search space set for at least one serving cell other than the first cell subset
  • the first candidate includes at least one PDCCH candidate in the first search space set for at least one serving cell outside the first cell subset
  • the first candidate subset only includes PDCCH candidates for serving cells in the first cell subset in the first search space set
  • the first candidate subset only includes The two expressions "including all PDCCH candidates for all serving cells in the first cell subset in the first search space set" are equivalent or can be used interchangeably.
  • the first candidate subset only includes PDCCH candidates for serving cells in the first cell subset in the first search space set
  • the first candidate subset includes "Any one of the PDCCH candidates included is used to schedule at least one serving cell in the first cell subset” are equivalent or can be used interchangeably.
  • the first candidate subset only includes PDCCH candidates for serving cells in the first cell subset in the first search space set
  • the first candidate subset includes "Any included PDCCH candidate may be assumed to carry a DCI format capable of scheduling only one serving cell in the first cell subset.”
  • the first candidate subset only includes PDCCH candidates for serving cells in the first cell subset in the first search space set
  • the first candidate subset includes Any PDCCH candidate included may be assumed to carry a PDCCH capable of scheduling only one serving cell in the first cell subset.
  • the first candidate subset only includes PDCCH candidates for serving cells in the first cell subset in the first search space set
  • the first candidate subset does not
  • the two expressions including any PDCCH candidate in the first search space set for any serving cell other than the first cell subset
  • the first candidate subset only includes PDCCH candidates for serving cells in the first cell subset in the first search space set
  • the first candidate subset does not
  • the two expressions "including any PDCCH candidate other than the PDCCH candidate for the serving cell in the first cell subset in the first search space set" are equivalent or can be used interchangeably.
  • the first candidate subset only includes PDCCH candidates for serving cells in the first cell subset in the first search space set
  • the first candidate subset only includes The two expressions "including PDCCH candidates with CIF values associated with serving cells in the first cell subset in the first search space set" are equivalent or can be used interchangeably.
  • the first candidate subset only includes PDCCH candidates for serving cells in the first cell subset in the first search space set
  • the first candidate subset only includes "Including all PDCCH candidates corresponding to all CIF values associated with all serving cells in the first cell subset in the first search space set" are equivalent or can be used interchangeably. of.
  • the first candidate subset only includes PDCCH candidates for serving cells in the first cell subset in the first search space set
  • the first candidate subset does not
  • the first candidate subset only includes PDCCH candidates for serving cells in the first cell subset in the first search space set
  • the first candidate subset includes The two expressions "the serving cell associated with the CIF value corresponding to any PDCCH belongs to the first cell subset" are equivalent or can be used interchangeably.
  • the first candidate subset only includes PDCCH candidates for serving cells in the first cell subset in the first search space set
  • the first candidate subset includes The CIF value corresponding to any included PDCCH is equal to the CIF value associated with a serving cell in the first cell subset.
  • the first candidate subset only includes PDCCH candidates in the first search space set for serving cells in the first cell subset
  • the target format set When only the first DCI format is used for scheduling in the first link direction, the first candidate subset only includes the first search space set for the first cell subset.
  • the two expressions "PDCCH candidate of the serving cell” are equivalent or can be used interchangeably.
  • Embodiment 7 illustrates a schematic diagram of X1 candidate subsets according to an embodiment of the present application, as shown in FIG. 7 .
  • each filled rectangle represents a PDCCH candidate in the first search space set
  • different filled rectangles represent PDCCH candidates in different candidate subsets for the X1 candidate subsets.
  • the above filled rectangles The identifiers 1,2,...,X1-1,X1 represent the indexes or identifiers of the The X1 indication values corresponding to the identification.
  • the target cell set in this application includes X1 serving cells, and X1 is a positive integer greater than 1; X1 indication values respectively correspond to the X1 serving cells, and the X1 The indication value is used to respectively determine X1 candidate subsets from the first search space set in this application, and any one of the X1 candidate subsets includes at least one PDCCH candidate. All the candidate subsets in this application The first candidate subset includes at least 1 candidate subset among the X1 candidate subsets.
  • the target cell set only includes the X1 serving cells.
  • the target cell set further includes serving cells other than the X1 serving cells.
  • the X1 serving cells include a primary cell.
  • any one of the X1 serving cells is a secondary cell.
  • one of the X1 serving cells is a special cell.
  • any one of the X1 serving cells belongs to the target cell set.
  • the X1 serving cells are all serving cells with CIF values included in the target cell set.
  • the X1 serving cells are some of the serving cells with CIF values included in the target cell set.
  • the X1 serving cells are composed of serving cells with configured or predefined CIF values included in the target cell set.
  • any two serving cells among the X1 serving cells are different.
  • the carriers corresponding to any two serving cells among the X1 serving cells are different.
  • any one of the X1 indication values is equal to a CIF (carrier indicator field) value.
  • any one of the X1 indication values is equal to the CIF value of the corresponding serving cell.
  • any one of the X1 indication values is equal to an indication value other than the CIF of the corresponding serving cell.
  • At least one of the X1 indication values is equal to an indicated value other than the CIF of the corresponding serving cell, and at least one of the X1 indication values is equal to the corresponding serving cell.
  • any one of the X1 indication values is a value configured independently of the CIF of the corresponding serving cell.
  • At least one of the X1 indication values is equal to a default value or a predefined value.
  • At least one indication value among the X1 indication values is equal to 0.
  • At least one of the X1 indication values is configured by signaling.
  • any one of the X1 indication values is greater than 0.
  • any one of the X1 indication values is a non-negative integer.
  • any two indication values among the X1 indication values are not equal.
  • all or part of the first information block is used to explicitly or implicitly indicate at least one indication value among the X1 indication values.
  • all or part of the second information block is used to explicitly or implicitly indicate at least one indication value among the X1 indication values.
  • the information block other than the first information block or the second information block is used to explicitly or implicitly indicate at least one indication value among the X1 indication values.
  • any one of the X1 indication values is not greater than 31.
  • one of the X1 indication values has an indication value greater than 7.
  • any one of the X1 indication values is greater than 7.
  • any one of the X1 indication values is greater than 31.
  • the value range of any one of the X1 indication values is predefined or configurable.
  • the value range of any one of the X1 indication values is related to the version (release) of the protocol.
  • the corresponding relationship between the X1 indication values and the X1 serving cells is configurable or predefined.
  • the X1 indication values corresponding to the X1 serving cells respectively means that the X1 indication values are respectively applicable to the X1 serving cells.
  • the X1 indication values corresponding to the X1 serving cells respectively means that the X1 indication values respectively indicate applicable grants or assignments for the X1 serving cells. .
  • the X1 indication values corresponding to the X1 serving cells respectively means that the X1 indication values are respectively used to determine whether the PDCCH candidates for scheduling the X1 serving cells belong to the search space. Distribution or position in a collection.
  • the X1 indication values corresponding to the X1 serving cells respectively means that the X1 indication values are respectively used to determine the PDCCH for scheduling the X1 serving cells.
  • the X1 indication values corresponding to the X1 serving cells respectively means that the X1 indication values are respectively used to determine the identities or indexes of the X1 serving cells in at least one scheduling DCI. .
  • the X1 indication values corresponding to the X1 serving cells respectively means that the X1 indication values are configured by configuration signaling for the X1 serving cells respectively.
  • the X1 indication values corresponding to the X1 serving cells respectively means that the X1 indication values are respectively associated with the X1 serving cells.
  • the X1 indication values corresponding to the X1 serving cells respectively means that the X1 indication values are respectively designated or allocated to the X1 serving cells.
  • the X1 indication values corresponding to the X1 serving cells respectively means that the indication value corresponding to the special cell among the X1 serving cells is equal to a predefined value, and the X1 indications Indicative values other than the predefined values among the values are respectively configured or allocated to secondary cells among the X1 serving cells.
  • the X1 indication values corresponding to the X1 serving cells respectively means that the X1 indication values are respectively configured or predefined for the X1 serving cells, and the X1 indication values There is at least one indication value predefined for the corresponding serving cell.
  • the X1 indication values are respectively used in the scheduling cells of the X1 serving cells.
  • any one of the X1 indication values is used to determine the scheduled PDCCH of the corresponding serving cell.
  • any one of the X1 indication values is used to determine the distribution or position of PDCCH candidates of the serving cell corresponding to the scheduling in the search space set to which it belongs.
  • the value range of one of the X1 indication values is used to determine whether the corresponding serving cell is scheduled together with other serving cells.
  • any two candidate subsets among the X1 candidate subsets include the same number of PDCCH candidates.
  • the number of PDCCH candidates included in any one of the X1 candidate subsets is configured.
  • the number of PDCCH candidates included in any one of the X1 candidate subsets is configured for the corresponding serving cell.
  • the number of PDCCH candidates using the same aggregation level included in any one of the X1 candidate subsets is configured.
  • the number of PDCCH candidates using the same aggregation level included in any one of the X1 candidate subsets is configured for the corresponding serving cell.
  • any two candidate subsets among the X1 candidate subsets are orthogonal.
  • the number of PDCCH candidates using the same aggregation level in any one of the X1 candidate subsets is no more than 8.
  • the number of PDCCH candidates using the same aggregation level in any one of the X1 candidate subsets is equal to one of 0, 1, 2, 3, 4, 5, 6, and 8.
  • the technical feature "the X1 indication values are used to respectively determine X1 candidate subsets from the first search space set” includes the following meaning: the X1 indication values are used by all the The first node device is configured to respectively determine the X1 candidate subsets from the first search space set.
  • the technical feature "the X1 indication values are used to respectively determine X1 candidate subsets from the first search space set” includes the following meaning: the X1 indication values are used to calculate a function The X1 candidate subsets are respectively determined from the first search space set.
  • the technical feature "the X1 indication values are used to respectively determine X1 candidate subsets from the first search space set” includes the following meaning: the X1 indication values are used to determine from the The CCEs occupied by the PDCCH candidates included in the X1 candidate subsets are respectively determined in the first search space set.
  • the technical feature "the X1 indication values are used to respectively determine X1 candidate subsets from the first search space set” includes the following meaning: the X1 indication values are used to determine from the The indexes of the starting CCEs occupied by the PDCCH candidates included in the X1 candidate subsets are respectively determined in the first search space set.
  • the technical feature "the X1 indication values are used to respectively determine X1 candidate subsets from the first search space set" includes the following meaning: the X1 indication values are used to respectively determine the The distribution of PDCCH candidates included in the X1 candidate subsets in the first search space set.
  • the expression in the claim "the X1 indication values are used to respectively determine X1 candidate subsets from the first search space set" is realized by the following:
  • the first search space set s is associated with CORESETp, L represents an aggregation level, n SI represents one of the X1 indicator values, and the candidate subset corresponding to n SI in the X1 candidate subsets includes PDCCH candidate The index of the occupied CCE satisfies
  • the first candidate subset includes multiple candidate subsets among the X1 candidate subsets.
  • the first candidate subset includes only 1 candidate subset among the X1 candidate subsets.
  • the PDCCH candidates included in total by multiple candidate subsets in the X1 candidate subsets constitute the first candidate subset.
  • the first candidate subset is composed of at least one candidate subset among the X1 candidate subsets.
  • the first candidate subset includes PDCCH candidates other than the PDCCH candidates included in the X1 candidate subsets.
  • the first candidate subset includes a PDCCH candidate that does not belong to any one of the X1 candidate subsets.
  • any PDCCH candidate included in the first candidate subset belongs to at least one candidate subset among the X1 candidate subsets.
  • the first candidate subset is a candidate subset among the X1 candidate subsets.
  • the first candidate subset is composed of all PDCCH candidates included in the X1 candidate subsets.
  • the first candidate subset is composed of all PDCCH candidates included in the candidate subset corresponding to the serving cell in the first cell subset among the X1 candidate subsets.
  • the indication values corresponding to any two serving cells in the first cell subset are equal.
  • the serving cells among the X1 serving cells that together correspond to an equal indication value and have the same scheduling cell constitute the first cell subset.
  • the maximum value among the indication values corresponding to the X1 indication values of the serving cells included in the first cell subset is used to determine the first candidate subset.
  • the minimum value among the indication values corresponding to the X1 indication values of the serving cells included in the first cell subset is used to determine the first candidate subset.
  • one of the X1 indication values corresponding to a serving cell included in the first cell subset is used to determine the first candidate subset.
  • one of the X1 indication values corresponding to the serving cell with the largest index included in the first cell subset is used to determine the first candidate subset.
  • one of the X1 indication values corresponding to the serving cell with the smallest index included in the first cell subset is used to determine the first candidate subset.
  • the indication value corresponding to the primary cell included in the first cell subset is used to determine the first candidate subset.
  • the indication value corresponding to the scheduled cell of the first cell subset is used to determine the first candidate subset.
  • an index value or an identifier or an indication value configured in the first cell subset is used to determine the first candidate subset.
  • Embodiment 8 illustrates a schematic diagram of a first quantity value according to an embodiment of the present application, as shown in FIG. 8 .
  • s represents the first search space set
  • L represents the first aggregation level
  • in case A represents the number of PDCCH candidates associated with the serving cells ct 1 , ct 2 ,..., ct g in the associated target cell set, and g represents the number of serving cells included in the target cell set
  • in case B represents the number of PDCCH candidates associated with the serving cells cf 1 , cf 2 ,..., cf h in the first cell subset
  • h represents the number of serving cells included in the first cell subset.
  • a first quantitative value is used to determine PDCCH candidates using a first aggregation level from the first search space set in this application, the first quantitative value is a positive integer, and the first aggregation Level is a positive integer; when the set of target formats in this application includes at least one DCI format other than the first DCI format in this application and the first DCI format is used for scheduling in the same link direction, The first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are associated with the serving cells in the target cell set in this application; otherwise, the first quantitative value is equal to The maximum value of the number of PDCCH candidates using the first aggregation level that is associated with the serving cells in the first cell subset in this application.
  • the first quantity value is not greater than 8.
  • the first quantitative value is equal to one of 1, 2, 3, 4, 5, 6, and 8.
  • the first aggregation level is equal to one of 1, 2, 4, 8, and 16.
  • the first aggregation level is an aggregation level supported by the first search space set.
  • the first aggregation level is equal to an aggregation level supported by at least one serving cell in the target cell set.
  • the number of CCEs occupied by PDCCH candidates using the first aggregation level is equal to the first aggregation level.
  • the PDCCH candidate using the first aggregation level is a PDCCH candidate whose number of occupied CCEs is equal to the first aggregation level.
  • the PDCCH candidate using the first aggregation level is the PDCCH candidate corresponding to the first aggregation level.
  • all or part of the information blocks other than the second information block in this application are used to indicate the first aggregation level explicitly or implicitly.
  • the first aggregation level is equal to an aggregation level configured for at least one serving cell in the target cell set.
  • the first aggregation level is configured per serving cell.
  • the first aggregation level is configured per cell subset, wherein the cell subset includes serving cells that can be scheduled simultaneously by one DCI or one PDCCH.
  • the technical feature "the first quantitative value is used to determine the PDCCH candidate using the first aggregation level from the first search space set” includes the following meaning: the first quantitative value is used by all the methods in this application.
  • the first node device is configured to determine PDCCH candidates using the first aggregation level from the first search space set.
  • the technical feature "the first quantitative value is used to determine the PDCCH candidate using the first aggregation level from the first search space set” includes the following meaning: the first quantitative value is used to determine the PDCCH candidate using the first aggregation level from the first search space set.
  • the PDCCH candidate for scheduling at least one serving cell in the target cell set using the first aggregation level is determined in the first search space set.
  • the technical feature "the first quantitative value is used to determine the PDCCH candidate using the first aggregation level from the first search space set” includes the following meaning: the first quantitative value is used to determine the PDCCH candidate using the first aggregation level from the first search space set. PDCCH candidates for simultaneously scheduling at least one serving cell in the first cell subset using the first aggregation level are determined in the first search space set.
  • the technical feature "the first quantitative value is used to determine the PDCCH candidate using the first aggregation level from the first search space set” includes the following meaning: the first quantitative value is used to determine the PDCCH candidate using the first aggregation level from the first search space set.
  • the CCEs occupied by the PDCCH candidates using the first aggregation level are determined in the first search space set.
  • the technical feature "the first quantitative value is used to determine the PDCCH candidate using the first aggregation level from the first search space set” includes the following meaning: the first quantitative value is used to determine the PDCCH candidate using the first aggregation level from the first search space set. At least one CCE occupied by a PDCCH candidate using the first aggregation level is determined in the first search space set.
  • the technical feature "the first quantitative value is used to determine the PDCCH candidate using the first aggregation level from the first search space set” includes the following meaning: the first quantitative value is used to determine the PDCCH candidate using the first aggregation level.
  • the technical feature "the first quantitative value is used to determine the PDCCH candidate using the first aggregation level from the first search space set” is implemented as follows:
  • the first search space set s is associated with CORESETp, L represents the first aggregation level, and the PDCCH candidates of the first aggregation level are used The index of the occupied CCE satisfies
  • n SI represents the PDCCH candidate
  • N CCE,p represents the number of CCE in CORESETp, represents the first quantity value.
  • the technical feature "the first quantitative value is used to determine the PDCCH candidate using the first aggregation level from the first search space set” is implemented as follows:
  • the first search space set s is associated with CORESETp, L represents the first aggregation level, and the PDCCH candidates of the first aggregation level are used The index of the occupied CCE satisfies
  • n SI represents the PDCCH candidate
  • N CCE,p represents the number of CCE in CORESETp, represents the first quantity value.
  • the target format set includes at least one DCI format other than the first DCI format and the first DCI format is used for scheduling in the same link direction
  • the target format The format set includes at least one that is used only to schedule a single service
  • the target format set includes at least one DCI format other than the first DCI format and the first DCI format is used for scheduling in the same link direction
  • the target format when the format set includes at least one of DCI formats 0_0, 0_1, 0_2, 1_0, 1_1 and 1_2" these two expressions are equivalent or can be used interchangeably.
  • the first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level associated with all serving cells included in the first cell subset
  • the target format set only includes the first DCI format and is used for scheduling in the same link direction as the first DCI format
  • the first quantitative value is equal to the number of cells included in the first cell subset.
  • the technical feature "the first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are respectively associated with serving cells in the target cell set” includes the following meaning: The first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are associated with all serving cells in the target cell set.
  • the technical feature "the first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are respectively associated with serving cells in the target cell set” includes the following meaning: The first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are respectively configured for all serving cells in the target cell set.
  • the technical feature "the first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are respectively associated with serving cells in the target cell set” includes the following meaning: for The X1 serving cells in this application are respectively configured with the maximum value.
  • the technical feature "the first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are respectively associated with serving cells in the target cell set” includes the following meaning:
  • the X1 serving cells in the application respectively correspond to the X1 number of PDCCH candidates using the first aggregation level, and the first quantity value is equal to the maximum of the value.
  • the technical feature "the first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are respectively associated with serving cells in the target cell set” includes the following meaning:
  • the target cell set includes W1 serving cells, where W1 is a positive integer greater than 1; W1 PDCCH candidate numbers using the first aggregation level are respectively configured for the W1 serving cells, and the first number value Equal to the maximum value among the W1 PDCCH candidates using the first aggregation level.
  • the technical feature "the first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are respectively associated with serving cells in the target cell set” includes the following meaning:
  • the target cell set includes W1 serving cells, where W1 is a positive integer greater than 1; the W1 serving cells respectively correspond to the number of W1 PDCCH candidates using the first aggregation level, and the first quantity value is equal to The maximum value among the W1 PDCCH candidates using the first aggregation level.
  • the technical feature "the first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are respectively associated with serving cells in the target cell set” includes the following meaning:
  • the X1 indication values in the application respectively correspond to the X1 number of PDCCH candidates using the first aggregation level, and the first quantitative value is equal to the maximum value among the X1 number of PDCCH candidates using the first aggregation level. .
  • the technical feature "the first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are respectively associated with serving cells in the target cell set” includes the following meaning:
  • the target cell set includes W1 serving cells, and W1 is a positive integer greater than 1;
  • the W1 serving cells are respectively configured with W1 indication values, and the W1 indication values respectively correspond to W1 using the first
  • the number of PDCCH candidates at the aggregation level, the first quantity value is equal to the maximum value among the W1 number of PDCCH candidates using the first aggregation level.
  • the technical feature "the first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are respectively associated with serving cells in the first cell subset” includes the following meanings: The first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are associated with all serving cells in the first cell subset.
  • the technical feature "the first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are respectively associated with serving cells in the first cell subset” includes the following meanings: The first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level respectively configured for all serving cells in the first cell subset.
  • the technical feature "the first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are respectively associated with serving cells in the first cell subset” includes the following meanings:
  • the first cell subset includes X2 serving cells, where X2 is a positive integer greater than 1; X2 cells using the first aggregation level are respectively configured for the The number of PDCCH candidates, the first quantity value is equal to the maximum value among the X2 numbers of PDCCH candidates using the first aggregation level.
  • the technical feature "the first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are respectively associated with serving cells in the first cell subset” includes the following meanings:
  • the first cell subset includes X2 serving cells, and the X2 is a positive integer greater than 1; the X2 serving cells respectively correspond to The quantity value is equal to the maximum value among the X2 number of PDCCH candidates using the first aggregation level.
  • the technical feature "the first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are respectively associated with serving cells in the first cell subset” includes the following meanings:
  • the first cell subset includes X2 serving cells, and the X2 is a positive integer greater than 1; the X2 serving cells are respectively configured with
  • the number of PDCCH candidates at the first aggregation level is equal to the maximum value among the X2 numbers of PDCCH candidates using the first aggregation level.
  • the technical feature "the first quantitative value is equal to the maximum value of the quantitative values of PDCCH candidates using the first aggregation level that are respectively associated with serving cells in the first cell subset” includes the following meanings:
  • the first cell subset includes X2 serving cells, and X2 is a positive integer greater than 1;
  • the X2 serving cells are respectively configured with X2 indication values, and any one of the X2 indication values is One of the X1 indication values in this application;
  • the X2 indication values respectively correspond to the X2 number of PDCCH candidates using the first aggregation level, and the first quantity value is equal to the X2 using all The maximum value among the number of PDCCH candidates at the first aggregation level.
  • Embodiment 9 illustrates a schematic diagram of the first parameter and the second parameter according to an embodiment of the present application, as shown in FIG. 9 .
  • each arc-shaped top area in the upper half represents a serving cell that can be used for downlink
  • each arc-shaped top area in the lower half represents a serving cell that can be used for uplink, with the same
  • the serving cells represented by the filled arc-shaped top area can be scheduled simultaneously by one PDCCH.
  • the first parameter is for the downlink serving cells that are simultaneously scheduled by one PDCCH.
  • the second parameter is for the uplink serving cells that are simultaneously scheduled by one PDCCH.
  • the third information block in this application is used to indicate the capability parameter set of the sender of the third information block, and the capability parameter set of the sender of the third information block includes at least the third information block.
  • a parameter and a second parameter the first parameter is used to indicate the number of downlink serving cells that are simultaneously scheduled by one PDCCH supported by the sender of the third information block, and the second parameter is used to indicate the number of downlink serving cells that are supported by the sender of the third information block.
  • the capability parameter set of the sender of the third information block only includes the first parameter and the second parameter.
  • the set of capability parameters of the sender of the third information block also includes parameters other than the first parameter and the second parameter.
  • the set of capability parameters of the sender of the third information block includes parameters in the IE "Phy-ParametersFRX-Diff".
  • the capability parameter set of the sender of the third information block includes parameters in the field "pdcch-MonitoringCA".
  • the capability parameter set of the sender of the third information block includes parameters in the field "pdcch-BlindDetectionCA".
  • the set of capability parameters of the sender of the third information block includes parameters in the field "CA-ParametersNR".
  • the set of capability parameters of the sender of the third information block includes parameters in the field "Phy-Parameters”.
  • the first parameter and the second parameter are different.
  • the first parameter and the second parameter are respectively for downlink and uplink.
  • the first parameter is per band
  • the second parameter is per band
  • the first parameter is per component carrier (per CC), and the second parameter is per component carrier.
  • the first parameter is per band combination
  • the second parameter is per band combination
  • the first parameter is per feature set
  • the second parameter is per feature set
  • the first parameter is a Boolean parameter (BOOLEAN), or the first parameter is an integer, or the first parameter is a serving cell list, or the first parameter is an enumeration (ENUMERATED) type parameter, or the first parameter is a CHOICE type parameter, or the first parameter is a SEQUENCE type parameter.
  • BOOLEAN Boolean parameter
  • ENUMERATED enumeration
  • SEQUENCE type parameter SEQUENCE type parameter
  • the second parameter is a Boolean parameter (BOOLEAN), or the second parameter is an integer, or the second parameter is a serving cell list, or the second parameter is an enumeration (ENUMERATED) type parameter, or the second parameter is a CHOICE type parameter, or the second parameter is a SEQUENCE type parameter.
  • BOOLEAN Boolean parameter
  • ENUMERATED enumeration
  • SEQUENCE type parameter SEQUENCE type parameter
  • the sender of the third information block is the first node device in this application.
  • the number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block may be equal to 1 or greater than 1.
  • the number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block may be equal to 1 or greater than 1.
  • the number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block is equal to or less than the number of PDSCHs simultaneously scheduled by one PDCCH supported by the sender of the third information block. quantity.
  • the number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block is not greater than the number of downlink TBs simultaneously scheduled by one PDCCH supported by the sender of the third information block. quantity.
  • the number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block is equal to or less than the number of PUSCHs simultaneously scheduled by one PDCCH supported by the sender of the third information block. quantity.
  • the number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block is not greater than the number of uplink TBs simultaneously scheduled by one PDCCH supported by the sender of the third information block. quantity.
  • the downlink serving cells scheduled simultaneously by one PDCCH are the serving cells scheduled simultaneously by the same downlink grant (DL grant) or downlink assignment (DL assignment).
  • the downlink serving cells scheduled simultaneously by one PDCCH are the downlink serving cells that can be scheduled simultaneously by the same PDCCH at most.
  • the downlink serving cell simultaneously scheduled by one PDCCH is the serving cell to which all downlink channels or signals simultaneously scheduled by the same PDCCH respectively belong.
  • the downlink serving cell scheduled simultaneously by one PDCCH is the serving cell to which all downlink channels or signals simultaneously scheduled by the DCI format carried by the same PDCCH candidate respectively belong.
  • downlink serving cells scheduled simultaneously by one PDCCH are downlink serving cells scheduled simultaneously by the same DCI format.
  • the downlink serving cell simultaneously scheduled by one PDCCH is the serving cell to which all PDSCHs simultaneously scheduled by the same PDCCH respectively belong.
  • the downlink serving cell simultaneously scheduled by one PDCCH is the serving cell to which all PDSCHs simultaneously scheduled by the same DCI format respectively belong.
  • the uplink serving cells scheduled simultaneously by one PDCCH are the serving cells scheduled simultaneously by the same uplink grant (UL grant) or uplink assignment (UL assignment).
  • the uplink serving cells scheduled simultaneously by one PDCCH are the uplink serving cells that can be scheduled simultaneously by the same PDCCH at most.
  • the uplink serving cell simultaneously scheduled by one PDCCH is the serving cell to which all uplink channels or signals simultaneously scheduled by the same PDCCH respectively belong.
  • the uplink serving cells scheduled simultaneously by one PDCCH are the serving cells to which all uplink channels or signals simultaneously scheduled by the DCI format carried by the same PDCCH candidate respectively belong.
  • the uplink serving cell simultaneously scheduled by one PDCCH is the serving cell to which all uplink channels or signals simultaneously scheduled by the same DCI format respectively belong.
  • the uplink serving cell that is simultaneously scheduled by one PDCCH is the serving cell to which all PUSCHs that are simultaneously scheduled by the same DCI format respectively belong.
  • the uplink serving cell simultaneously scheduled by one PDCCH is the serving cell to which all PUSCHs simultaneously scheduled by the same PDCCH respectively belong.
  • the technical feature "the first parameter is used to indicate the number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block” includes the following meaning: the first parameter Used by the first node device in this application to indicate the number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block.
  • the technical feature "the first parameter is used to indicate the number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block” includes the following meaning: the first parameter is used to indicate explicitly or implicitly the number of downlink serving cells that are supported by the sender of the third information block and are simultaneously scheduled by one PDCCH.
  • the technical feature "the first parameter is used to indicate the number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block” includes the following meaning: the first parameter It is used to indicate whether the sender of the third information block supports scheduling multiple downlink serving cells simultaneously with one PDCCH.
  • the technical feature "the first parameter is used to indicate the number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block” includes the following meaning: the first parameter Used to indicate the maximum number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block.
  • the technical feature "the first parameter is used to indicate the number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block” includes the following meaning: the first parameter is used to indicate whether the sender of the third information block supports one PDCCH for simultaneously scheduling multiple downlink serving cells and when the sender of the third information block supports one PDCCH When multiple downlink serving cells are scheduled simultaneously, it indicates the maximum number of downlink serving cells that are supported by the sender of the third information block and are simultaneously scheduled by one PDCCH.
  • the technical feature "the first parameter is used to indicate the number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block” includes the following meaning: the first parameter is used to indicate whether the sender of the third information block supports one PDCCH for simultaneously scheduling multiple downlink serving cells; when the sender of the third information block supports one PDCCH for simultaneously scheduling multiple downlink serving cells, the third information block One parameter other than the first parameter or the second parameter included in the capability parameter set of the sender of the three information blocks is used to indicate that the sender of the third information block supports the capability parameter set and is scheduled simultaneously by one PDCCH. The maximum number of downlink service cells.
  • the technical feature "the first parameter is used to indicate the number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block” includes the following meaning: the first parameter is used to indicate whether the sender of the third information block supports one PDCCH for simultaneously scheduling multiple downlink serving cells; when the sender of the third information block supports one PDCCH for simultaneously scheduling multiple downlink serving cells, the third information block One parameter other than the first parameter or the second parameter included in the capability parameter set of the sender of the three information blocks is used to indicate the maximum number of downlink CA carriers supported by the sender of the third information block. , the maximum number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block is equal to the maximum number of downlink CA carriers supported by the sender of the third information block.
  • the number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block is equal to 1
  • the sender of the third information block only supports one PDCCH and can only be scheduled.
  • the two expressions “single downlink serving cell” are equivalent or can be used interchangeably.
  • the sender of the third information block supports the number of downlink serving cells simultaneously scheduled by one PDCCH is greater than 1” and “the sender of the third information block supports the simultaneous scheduling of multiple downlink cells by one PDCCH.
  • the two expressions "downlink serving cell” are equivalent or can be used interchangeably.
  • the sender of the third information block when the sender of the third information block supports one PDCCH for scheduling multiple downlink serving cells at the same time, the sender of the third information block definitely supports one PDCCH for scheduling one downlink serving cell.
  • the technical feature "the first parameter is used to indicate the number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block” includes the following meaning: the first parameter It is used to indicate the number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block per frequency band (per band).
  • the technical feature "the first parameter is used to indicate the number of downlink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block” includes the following meaning: the first parameter It is used to indicate the number of downlink serving cells simultaneously scheduled by one PDCCH supported by the cross-band combination of the sender of the third information block.
  • the technical feature "the first parameter is used to indicate the number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block” includes the following meaning: the first parameter Used by the first node device in this application to indicate the number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block.
  • the technical feature "the first parameter is used to indicate the number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block” includes the following meaning: the first parameter It is used to indicate whether the sender of the third information block supports scheduling multiple uplink serving cells simultaneously with one PDCCH.
  • the technical feature "the first parameter is used to indicate the number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block” includes the following meaning: the first parameter Used to indicate the maximum number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block.
  • the technical feature "the first parameter is used to indicate the number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block” includes the following meaning: the first parameter is used to indicate whether the sender of the third information block supports one PDCCH for simultaneously scheduling multiple uplink serving cells and indicates when the sender of the third information block supports one PDCCH for simultaneous scheduling of multiple uplink serving cells. The maximum number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of three information blocks.
  • the technical feature "the first parameter is used to indicate the number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block” includes the following meaning: the first parameter is used to indicate whether the sender of the third information block supports one PDCCH for simultaneously scheduling multiple uplink serving cells; when the sender of the third information block supports one PDCCH for simultaneously scheduling multiple uplink serving cells, the third information block One parameter other than the first parameter or the second parameter included in the capability parameter set of the sender of the three information blocks is used to indicate that the sender of the third information block supports the capability parameter set and is scheduled simultaneously by one PDCCH. The maximum number of uplink service cells.
  • the technical feature "the first parameter is used to indicate that the sender of the third information block is supported by a "The number of uplink serving cells simultaneously scheduled by PDCCH” includes the following meaning: the first parameter is used to indicate whether the sender of the third information block supports one PDCCH simultaneously scheduling multiple uplink serving cells; when the third information When the sender of the block supports one PDCCH to simultaneously schedule multiple uplink serving cells, a parameter other than the first parameter or the second parameter included in the capability parameter set of the sender of the third information block is used.
  • the number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block is equal to 1
  • the sender of the third information block only supports one PDCCH and can only be scheduled
  • the sender of the third information block supports the number of uplink serving cells that are simultaneously scheduled by one PDCCH is greater than 1
  • the sender of the third information block supports one PDCCH that simultaneously schedules multiple
  • uplink serving cell are equivalent or can be used interchangeably.
  • the sender of the third information block when the sender of the third information block supports one PDCCH for scheduling multiple uplink serving cells at the same time, the sender of the third information block definitely supports one PDCCH for scheduling one uplink serving cell.
  • the technical feature "the first parameter is used to indicate the number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block” includes the following meaning: the first parameter It is used to indicate the number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block per frequency band (per band).
  • the technical feature "the first parameter is used to indicate the number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block” includes the following meaning: the first parameter It is used to indicate to the sender of the third information block the number of uplink serving cells that are simultaneously scheduled by one PDCCH supported by each frequency band combination.
  • Embodiment 10 illustrates a schematic diagram of the relationship between the first cell subset and the second cell subset according to an embodiment of the present application, as shown in FIG. 10 .
  • each arc-shaped top area represents a serving cell in the target cell set, and each dotted line frame encloses the serving cells to form the first cell subset or the second cell subset; in case A, the first cell subset The subset of cells includes a second subset of cells; in case B, the second subset of cells includes the first subset of cells.
  • the target format set in this application includes a second DCI format, the second DCI format is different from the first DCI format in this application, and the second DCI format is different from the first DCI format in this application.
  • the first DCI format is used for scheduling in different link directions respectively;
  • the second DCI format is used for scheduling at least one serving cell in the second cell subset, and the second cell subset includes multiple serving cells;
  • the first cell subset in this application includes the second cell subset; when the first DCI format is used for uplink When scheduling, the second cell subset includes the first cell subset.
  • the size of the first DCI format and the size of the second DCI format are equal.
  • the size of the first DCI format and the size of the second DCI format are not equal.
  • the payload size of the first DCI format is equal to the payload size of the second DCI format.
  • the payload size of the first DCI format and the payload size of the second DCI format are not equal.
  • the number of information bits included in the first DCI format is equal to the number of information bits included in the second DCI format.
  • the number of information bits included in the first DCI format is not equal to the number of information bits included in the second DCI format.
  • the first DCI format includes a flag (Flag) bit used to indicate the link direction of the first DCI format
  • the second DCI format includes a flag (Flag) bit used to indicate The link direction of the second DCI format.
  • the technical feature "the second DCI format and the first DCI format are respectively used for scheduling in different link directions” includes the following meaning: the second DCI format and the first DCI format They are the upstream and downstream DCI formats respectively.
  • the technical feature "the second DCI format and the first DCI format are used for scheduling in different link directions respectively” includes the following meaning: the first DCI format is used to schedule downlink channels or signals. DCI format, the second DCI format is a DCI format for scheduling uplink channels or signals; or the first DCI format is a DCI format for scheduling uplink channels or signals, and the second DCI format is a DCI format for scheduling downlink channels or signals Format.
  • the technical feature "the second DCI format and the first DCI format are used for scheduling in different link directions respectively” includes the following meaning: the first DCI format is the DCI format for scheduling PDSCH, The second DCI format is a DCI format for scheduling PUSCH; or the first DCI format is a DCI format for scheduling PUSCH, and the second DCI format is a DCI format for scheduling PDSCH.
  • the technical feature "the second DCI format and the first DCI format are used for scheduling in different link directions respectively” includes the following meaning: the first DCI format is DCI format 0_K, and the The second DCI format is DCI format 1_K; or the The first DCI format is DCI format 1_K, and the second DCI format is DCI format 0_K; wherein, K is equal to 3, or K is equal to 4, or K is equal to 5.
  • the second DCI format is one of the DCI formats supported by the user equipment-specific search space set (USS set, UE-Specific Search Set).
  • any serving cell scheduled by the second DCI format is a serving cell scheduled by the PDCCH carrying the second DCI format.
  • any serving cell scheduled by the second DCI format is a serving cell to which at least one channel or signal scheduled by the second DCI format belongs.
  • any serving cell scheduled by the second DCI format is a serving cell to which at least one shared channel scheduled by the second DCI format belongs.
  • any serving cell scheduled by the second DCI format is a serving cell configured to be scheduled by the second DCI format.
  • any serving cell scheduled by the second DCI format is a serving cell whose downlink allocation (allocation) or uplink grant (grant) is included in the second DCI format.
  • the second DCI format is used to indicate the second cell subset.
  • the second DCI format is used to indicate the second cell subset from multiple cell subsets.
  • the number of serving cells actually scheduled simultaneously in the second DCI format is greater than 1.
  • all serving cells included in the second cell subset are configured to be scheduled by the same DCI format or the same PDCCH.
  • any serving cell included in the second cell subset belongs to the target cell set.
  • all serving cells included in the second cell subset have the same numerology.
  • all serving cells included in the second cell subset have the same subcarrier spacing.
  • all serving cells included in the second cell subset have the same cyclic prefix length (CP length).
  • all serving cells included in the second cell subset have the same scheduling cell.
  • the first cell subset and the second cell subset are two different domains in the same signaling, or two different IEs, or two different signaling respectively. configured.
  • At least one higher layer signaling or higher layer parameter is used to configure the second cell subset.
  • all or part of the second DCI format is used to explicitly or implicitly transfer data from the first cell to Serving cells included in the second cell subset are determined in the subset.
  • all or part of the first DCI format is used to explicitly or implicitly transmit signals from the second cell to Serving cells included in the first cell subset are determined in the subset.
  • the second cell subset includes all serving cells identified by the same identifier or the same index.
  • the second cell subset includes all serving cells that may be scheduled simultaneously by a DCI format or a PDCCH by higher layer signaling or parameter configuration.
  • the second cell subset includes all serving cells that can be assumed to be scheduled simultaneously by one DCI format or one PDCCH when using the second DCI format to monitor PDCCH candidates.
  • the second cell subset includes no less than 3 serving cells.
  • the second cell subset includes no more than 8 serving cells.
  • the upper limit of the number of serving cells included in the second cell subset is equal to 4 or 8.
  • any two serving cells included in the second cell subset belong to the same PUCCH group.
  • any two serving cells included in the second cell subset belong to the same cell group.
  • any two serving cells included in the second cell subset belong to the same frequency range.
  • any two serving cells included in the second cell subset belong to the same frequency band (band).
  • the second cell subset includes two serving cells that respectively belong to two different frequency ranges.
  • the second cell subset includes two serving cells that respectively belong to two different frequency bands (bands).
  • any two serving cells included in the second cell subset are intra-band.
  • the second cell subset includes two serving cells and is inter-band.
  • the technical feature "the second DCI format is used to schedule at least one serving cell in the second cell subset” includes the following meaning: the second DCI format is used to simultaneously schedule the second cell subset. All service areas included in the set.
  • the technical feature "the second DCI format is used to schedule at least one serving cell in the second cell subset” includes the following meaning: the second DCI format is configured by high-level signaling or high-level parameters to be able to simultaneously All serving cells included in the second cell subset are scheduled, and the second DCI format actually schedules all or part of the serving cells included in the second cell subset simultaneously.
  • the technical feature is "the second DCI format is used to schedule at least one serving cell in the second cell subset" It includes the following meaning: the second DCI format can schedule at most all serving cells included in the second cell subset at the same time.
  • the technical feature "the second DCI format is used to schedule at least one serving cell in the second cell subset” includes the following meaning: downlink allocation of all serving cells included in the second cell subset Or the uplink grant may be simultaneously included in the second DCI format.
  • the technical feature "the second DCI format is used to schedule at least one serving cell in the second cell subset” includes the following meaning: the second DCI format is configured by high-level signaling or high-level parameters to be able to simultaneously All serving cells included in the second cell subset are scheduled, and all or part of the second DCI format is used to explicitly or implicitly indicate that the second DCI format is actually scheduled simultaneously.
  • the serving cell in the second cell subset includes the following meaning: the second DCI format is configured by high-level signaling or high-level parameters to be able to simultaneously All serving cells included in the second cell subset are scheduled, and all or part of the second DCI format is used to explicitly or implicitly indicate that the second DCI format is actually scheduled simultaneously.
  • the serving cell in the second cell subset includes the following meaning: the second DCI format is configured by high-level signaling or high-level parameters to be able to simultaneously All serving cells included in the second cell subset are scheduled, and all or part of the second DCI format is used to explicitly or implicitly indicate that the second DCI
  • the technical feature "the second DCI format is used to schedule at least one serving cell in the second cell subset” includes the following meaning: the second DCI format is used to schedule the second cell subset
  • the multiple serving cells included mean that the second DCI format is used to simultaneously schedule PDSCH (Physical Downlink Shared Channel, physical downlink shared channel) or PUSCH (Physical Uplink Shared Channel) respectively located on the multiple serving cells. physical uplink shared channel); the second DCI format is used to schedule a serving cell included in the second cell subset means that the second DCI format is only used to schedule a serving cell located on the one serving cell.
  • PDSCH Physical Downlink Shared Channel, physical downlink shared channel
  • PUSCH Physical Uplink Shared Channel, physical uplink shared channel
  • the technical feature "the first cell subset includes the second cell subset” includes the following meaning: the first cell subset includes any serving cell in the second cell subset.
  • the technical feature "the first cell subset includes the second cell subset” includes the following meaning: any serving cell in the second cell subset belongs to the first cell subset.
  • the technical feature "the first cell subset includes the second cell subset” includes the following meaning: the first cell subset and the second cell subset are exactly the same, or the third cell subset is completely identical.
  • the cell subset includes any serving cell in the second cell subset, and the first cell subset also includes at least one serving cell other than the second cell subset.
  • the technical feature "the second cell subset includes the first cell subset” includes the following meaning: the second cell subset includes any serving cell in the first cell subset.
  • the technical feature "the second cell subset includes the first cell subset” includes the following meaning: any serving cell in the first cell subset belongs to the second cell subset.
  • the technical feature "the second cell subset includes the first cell subset” includes the following meaning: the first cell subset and the second cell subset are exactly the same, or the third cell subset
  • the second cell subset includes any one serving cell in the first cell subset, and the second cell subset also includes at least one serving cell other than the first cell subset.
  • Embodiment 11 illustrates a schematic diagram of the first threshold and the second threshold according to an embodiment of the present application, as shown in FIG. 11 .
  • two block diagrams respectively represent the first threshold and the second threshold, and the other two block diagrams respectively represent the characteristic proportion value and the number of serving cells counted in the first cell subset.
  • one PDCCH candidate included in the first candidate subset in this application belongs to the first time window in the time domain, and one PDCCH candidate included in the first candidate subset occupies the first time window in the frequency domain.
  • the subcarrier spacing of the subcarriers is equal to the first subcarrier spacing; the number of monitored PDCCH candidates using the first subcarrier spacing in the first time window is not greater than the first threshold, and at the first time
  • the number of non-overlapping CCEs using the first subcarrier spacing monitored in the window is not greater than a second threshold, the first threshold is a positive integer, and the second threshold is a positive integer; the first threshold and the third Both thresholds are related to the characteristic proportion value.
  • the number of serving cells included in the first cell subset is used to determine the characteristic proportion value, and the characteristic proportion value is not less than 0.
  • the first time window is a time slot, or the first time window is composed of multiple time slots that are continuous in the time domain, or the first time window is a span.
  • the first time window is the time interval between the starting OFDM symbols of two PDCCH occasions (Occasions).
  • all PDCCH candidates included in the first candidate subset belong to the first time window in the time domain.
  • some of the PDCCH candidates included in the first candidate subset belong to the first time window in the time domain.
  • the time domain resources or time domain symbols occupied by a PDCCH candidate included in the first candidate subset belong to the first time window.
  • the MO Monitoring Occasion, monitoring opportunity occupied by a PDCCH candidate included in the first candidate subset in the time domain belongs to the first time window.
  • the first time window includes at least one continuous multi-carrier symbol in the time domain corresponding to the first sub-carrier interval.
  • the subcarrier spacing of the subcarriers occupied by any PDCCH candidate included in the first candidate subset in the frequency domain is equal to the first subcarrier spacing.
  • the subcarrier spacing of any subcarrier occupied by any CCE occupied by a PDCCH candidate included in the first candidate subset in the frequency domain is equal to the first subcarrier spacing.
  • the subcarrier spacing (SCS, subcarrier spacing) configured in the BWP to which a PDCCH candidate included in the first candidate subset belongs in the frequency domain is equal to the first subcarrier spacing.
  • the subcarrier spacing configured for the active BWP in the serving cell to which one PDCCH candidate included in the first candidate subset belongs is equal to the first subcarrier spacing.
  • the subcarrier spacing configured for the active BWP in the scheduling cell (Scheduling Cell) to which a PDCCH candidate included in the first candidate subset belongs is equal to the first subcarrier spacing.
  • the unit of the first subcarrier spacing is Hertz (Hz) or Kilohertz (kHz).
  • the first subcarrier spacing is equal to one of 15kHz, 30kHz, 60kHz, 120kHz, and 240kHz.
  • the first subcarrier spacing is equal to one of 15kHz, 30kHz, 60kHz, and 120kHz.
  • it also includes:
  • a first synchronization signal is received; wherein the first synchronization signal is used to determine timing of the first time window.
  • the number of PDCCH candidates using the first subcarrier spacing monitored in the first time window is for one scheduled cell.
  • the number of PDCCH candidates using the first subcarrier spacing monitored in the first time window is for all PDCCH candidates in a cell group that have active BWP and use the first subcarrier spacing. Scheduling community.
  • the two expressions “the number of monitored PDCCH candidates using the first subcarrier spacing” are equivalent or can be used interchangeably.
  • the number of PDCCH candidates using the first subcarrier spacing monitored in the first time window and “the number of PDCCH candidates using the first subcarrier spacing monitored in the first time window”
  • the two expressions “the number of PDCCH candidates of the carrier interval used for scheduling at least one serving cell included in the first cell subset” are equivalent or can be used interchangeably.
  • the number of PDCCH candidates using the first subcarrier spacing monitored in the first time window and “the number of PDCCH candidates using the first subcarrier spacing performed in the first time window are The two expressions “total monitoring times of PDCCH in subcarrier intervals” are equivalent or can be used interchangeably.
  • the number of monitored PDCCH candidates using the first subcarrier spacing in the first time window is configured.
  • the number of PDCCH candidates using the first subcarrier spacing monitored in the first time window is configured for the scheduling cell.
  • the characteristic attributes of any two PDCCH candidates monitored in the first time window are different.
  • the characteristic attributes include occupied control channel elements, adopted scrambling codes (Scrambling), corresponding At least one of the DCI payload size (Payload Size) and the corresponding scheduling indication value.
  • the number of PDCCH candidates using the first subcarrier spacing monitored in the first time window is not greater than a first threshold
  • the first node device is not required to be in the first time window.
  • the two expressions “monitor the number of PDCCH candidates using the first subcarrier spacing that exceed the first threshold in the first time window” are equivalent or can be used interchangeably.
  • the number of monitored PDCCH candidates using the first subcarrier spacing in the first time window is not greater than a first threshold
  • the first node device does not expect to use the first subcarrier spacing in the first time window.
  • the network side when configuring, ensures that the number of PDCCH candidates using the first subcarrier spacing monitored in the first time window does not exceed the first threshold.
  • the first node in this application Device handling is determined by implementation.
  • the first node device in this application may monitor PDCCH candidates using the first subcarrier spacing that exceed the first threshold, or may give up monitoring of PDCCH candidates that exceed the first subcarrier spacing. Threshold PDCCH candidates using the first subcarrier spacing.
  • the number of non-overlapping CCEs using the first subcarrier spacing monitored in the first time window is for one scheduled cell.
  • the number of non-overlapping CCEs using the first subcarrier spacing monitored in the first time window is for the first cell subset.
  • the number of non-overlapping CCEs using the first subcarrier spacing monitored in the first time window is for all CCEs in a cell group that have active BWP and use the first subcarrier. Interval scheduling cells.
  • the two expressions "the number of non-overlapping CCEs monitored using the first subcarrier spacing” are equivalent or can be used interchangeably.
  • the two expressions “the number of non-overlapping CCEs monitored using the first subcarrier spacing” are equivalent or can be used interchangeably.
  • the number of non-overlapping CCEs using the first subcarrier spacing monitored in the first time window and “for the number of non-overlapping CCEs using the first subcarrier spacing in the first time window” "The interval belongs to the total number of non-overlapping CCEs monitored on all scheduled cells in the target cell set.”
  • the number of non-overlapping CCEs using the first subcarrier spacing monitored in the first time window and "the occupied time domain resources belong to the areas used in the first time window”
  • the two expressions “the total number of monitored non-overlapping CCEs in the first subcarrier interval” are equivalent or can be used interchangeably.
  • the number of non-overlapping CCEs using the first subcarrier spacing monitored in the first time window and "the occupied time domain resources belonging to the first time window are used.
  • the two expressions “the total number of non-overlapping CCEs occupied by at least one PDCCH candidate in the first subcarrier interval” are equivalent or can be used interchangeably.
  • the number of non-overlapping CCEs using the first subcarrier spacing monitored in the first time window and "the occupied time domain resources belong to the first time window and occupied The frequency domain resources belong to the total number of monitored non-overlapping CCEs using the first subcarrier spacing of the active BWP on the serving cell in a cell group.”
  • the two CCEs are non-overlapping (Non -overlapped).
  • the first threshold is equal to The second threshold is equal to where ⁇ represents the index of the first subcarrier interval and the first time window is a time slot.
  • the first threshold is equal to The second threshold is equal to where ⁇ represents the index of the first subcarrier interval and the first time window is a time slot.
  • the first threshold is equal to The second threshold is equal to Where ⁇ represents an index of the first subcarrier interval and the first time window is a time slot, and ⁇ represents a factor indicated by the capability report of the first node device.
  • the first threshold is equal to The second threshold is equal to where ⁇ represents the index of the first subcarrier interval and the first time window is X time-domain consecutive multi-carrier symbols.
  • the first threshold is equal to The second threshold is equal to where ⁇ represents the index of the first subcarrier interval and the first time window is X time-domain consecutive multi-carrier symbols.
  • the characteristic proportion value is greater than 0.
  • the expression "both the first threshold and the second threshold are related to the characteristic proportion value” includes the following meaning: both the first threshold and the second threshold change with the change of the characteristic proportion value. And change.
  • the expression "both the first threshold and the second threshold are related to the characteristic proportion value” includes the following meaning: the characteristic proportion value is used to determine the first threshold and the second threshold.
  • the expression "both the first threshold and the second threshold are related to the characteristic proportion value" includes the following meaning: the calculation formula of the first threshold and the calculation formula of the second threshold both include The characteristic proportion value is used as a parameter.
  • the expression "both the first threshold and the second threshold are related to the characteristic proportion value” includes the following meaning: the first threshold is equal to the largest integer not greater than the first intermediate value, the second threshold Equal to the maximum integer not greater than the second intermediate value; the first quantity value is a positive integer indicated by the capability report of the first node device in this application; the first subcarrier spacing is used to determine the first reference Quantity value and second reference quantity value; the first quantity value, the first reference quantity value and the characteristic proportion value are used together to determine the first intermediate value, the first quantity value, The second reference quantity value and the characteristic proportion value are used together to determine the second intermediate value.
  • the expression "both the first threshold and the second threshold are related to the characteristic proportion value” includes the following meaning: the first threshold and the second threshold are both proportional to the characteristic proportion value.
  • the expression "both the first threshold and the second threshold are related to the characteristic proportion value” includes the following meaning: the first threshold and the second threshold are both linearly related to the characteristic proportion value.
  • the expression "both the first threshold and the second threshold are related to the characteristic proportion value” includes the following meaning: the first threshold is equal to the smaller value compared between the two first-type candidate thresholds, The second threshold is equal to the smaller value compared between two second-category candidate thresholds. At least one of the two first-category candidate thresholds is related to the feature proportion value. The two second-category candidate thresholds are At least one of the candidate thresholds is related to the feature proportion value.
  • the expression "both the first threshold and the second threshold are related to the characteristic proportional value" is realized by satisfying the relationship of the following formula:
  • ⁇ represents the characteristic proportion value
  • the first time window is a time slot.
  • the expression "both the first threshold and the second threshold are related to the characteristic proportion value” includes the following meaning: the first threshold is equal to and Compared with the small value between, the second threshold is equal to and The smallest value compared with, where and are all predefined values related to the subcarrier spacing ⁇ , and respectively equal to and ⁇ represents the characteristic proportion value, Representing the number of configured serving cells or the number of serving cells reported by the first node device capability, the first time window is a time slot.
  • the expression "both the first threshold and the second threshold are related to the characteristic proportion value” includes the following meaning: the first threshold is equal to and Compared with the small value between, the second threshold is equal to and The smallest value compared with, where and are all predefined values related to the subcarrier spacing ⁇ , and respectively equal to and ⁇ represents the characteristic proportion value, represents the number of configured serving cells or the number of serving cells reported by the first node device capability, ⁇ is a default or configured factor or the factor reported by the first node device capability, and the first time window is a time slot.
  • the expression "both the first threshold and the second threshold are related to the characteristic proportional value" is realized by satisfying the relationship of the following formula:
  • the first threshold represents the second threshold
  • ⁇ represents the characteristic proportion value
  • the first time window includes X consecutive multi-carrier symbols in the time domain.
  • the expression "both the first threshold and the second threshold are related to the characteristic proportion value” includes the following meaning: the first threshold is equal to and Compared with the small value between, the second threshold is equal to and The smallest value compared with, where and are all predefined values related to the subcarrier spacing ⁇ , and respectively equal to and ⁇ represents the characteristic proportion value, Representing the number of configured serving cells or the number of serving cells reported by the first node device capability, the first time window includes X consecutive multi-carrier symbols in the time domain.
  • the number of serving cells included in the first cell subset is equal to the number of serving cells included in the first cell subset.
  • the number of serving cells included in the first cell subset is not equal to the number of serving cells included in the first cell subset.
  • the number of serving cells included in the first cell subset is the number of virtual or equivalent serving cells corresponding to the first cell subset.
  • the number of serving cells included in the first cell subset is the number of serving cells included in all the serving cells included in the first cell subset.
  • the number of serving cells included in the first cell subset is calculated based on statistics of all serving cells in the scheduled cells included in the target cell set whose active BWP adopts the first subcarrier interval.
  • the number is the number of serving cells counted in the first cell subset.
  • the number of serving cells included in the first cell subset is the weight of the serving cells included in the first cell subset when calculating the first threshold and the second threshold.
  • the number of serving cells included in the first cell subset is a parameter value representing the serving cells included in the first cell subset when calculating the first threshold and the second threshold.
  • the number of serving cells included in the first cell subset is a non-negative integer.
  • the number of serving cells included in the first cell subset may be a non-integer number.
  • the number of serving cells included in the first cell subset is equal to 1.
  • the number of serving cells included in the first cell subset is predefined or configured.
  • the default value of the number of serving cells included in the first cell subset (or when configuring signaling defaults) is equal to the number of serving cells included in the first cell subset.
  • the default value of the number of serving cells included in the first cell subset is equal to 1.
  • all serving cells included in the first cell subset are virtualized into (or equivalent to) N1 serving cells, where N1 may be an integer or a non-integer, and N1 Not less than 0.
  • the expression "the number of serving cells included in the first cell subset is used to determine the characteristic proportion value” includes the following meaning: the number of serving cells included in the first cell subset is used The first node device is used to determine the characteristic proportion value.
  • the two expressions “calculate the characteristic proportion value” are equivalent or can be used interchangeably.
  • the expression "the number of serving cells included in the first cell subset is used to determine the characteristic proportion value” and “the characteristic proportion value and the number of serving cells included in the first cell subset" "Related to the number of serving cells” are equivalent or can be used interchangeably.
  • the expression "the number of serving cells included in the first cell subset is used to determine the characteristic proportion value” includes the following meaning: the characteristic proportion value is equal to between the first value and the second value.
  • the ratio of the number of serving cells included in the first cell subset is used to determine at least one of the first value or the second value.
  • the expression "the number of serving cells included in the first cell subset is used to determine the characteristic proportion value” includes The following meaning: the characteristic proportion value is equal to the (virtual or equivalent) counting of all serving cells scheduled by the scheduling cells using the first subcarrier spacing included in the target cell set in this application. The ratio between the sum of the number of serving cells and the basic number, which is equal to the sum of the number of serving cells counted (virtually or equivalently) by all the serving cells included in the target cell set.
  • the expression "the number of serving cells included in the first cell subset is used to determine the characteristic proportion value” includes the following meaning: the number of serving cells included in the first cell subset and The product between the first scaling factors is used to determine the characteristic scale value, the first scaling factor is not less than 0, the first scaling factor is predefined or configured or in this application as indicated by the capability report of the first node device.
  • the expression "the number of serving cells counted in the first cell subset is used to determine the characteristic proportion value" includes the following meaning: the target cell set in this application includes M1 cell subsets , the M1 quantitative values are respectively the number of serving cells in which the M1 cell subsets are respectively counted, and the first cell subset is a cell subset among the M1 cell subsets; the first cell subset The number of serving cells included in the set is equal to one of the M1 quantitative values; any one of the M1 quantitative values is not less than 0, and one of the M1 quantitative values can be an integer or It may be a non-integer, and the M1 is a positive integer; the M1 cell subsets include M2 cell subsets, the M2 is a positive integer not greater than the M1, and any cell subset in the M2 cell subsets Any included serving cell is scheduled by the scheduling cell using the first subcarrier spacing; the characteristic proportion value is equal to the sum of the M2 quantity values and the sum of the M1 quantity values.
  • Embodiment 12 illustrates a structural block diagram of the processing device in the first node device of an embodiment, as shown in FIG. 12 .
  • the first node device processing device 1200 includes a first transceiver 1201 and a first receiver 1202.
  • the first transceiver 1201 includes the transmitter/receiver 456 (including the antenna 460), the receiving processor 452, the transmitting processor 455 and the controller/processor 490 in Figure 4 of this application;
  • the first receiver 1202 includes the Transmitter/receiver 456 (including antenna 460), receive processor 452 and controller/processor 490 in Figure 4;.
  • the first transceiver 1201 receives a first information block, and the first information block is used to determine a target cell set, and the target cell set includes multiple serving cells; the first receiver The machine 1202 monitors PDCCH candidates; wherein the target cell set includes a first cell subset, the first cell subset includes multiple serving cells, and the number of serving cells included in the first cell subset is not greater than the number of serving cells.
  • the first transceiver 1201 receives a second information block; wherein the second information block is used to determine the first search space set; the first DCI format is used for the first link direction Scheduling, the first link direction is one of uplink or downlink; when the target format set includes at least one other than the first DCI format is used for the first link direction
  • the first candidate subset includes PDCCH candidates in the first search space set for at least one serving cell other than the first cell subset; otherwise, the first candidate subset includes The candidate subset only includes PDCCH candidates in the first search space set for serving cells in the first cell subset.
  • the target cell set includes X1 serving cells, and X1 is a positive integer greater than 1; X1 indication values respectively correspond to the X1 serving cells, and the X1 indication values are used X1 candidate subsets are respectively determined from the first search space set, any one of the X1 candidate subsets includes at least one PDCCH candidate, and the first candidate subset includes the X1 candidate subsets At least 1 candidate subset in the set.
  • the first quantitative value is used to determine the PDCCH candidate using the first aggregation level from the first search space set, the first quantitative value is a positive integer, and the first aggregation level is a positive integer; when When the target format set includes at least one DCI format other than the first DCI format and the first DCI format is used for scheduling in the same link direction, the first quantitative value is equal to the target cell set.
  • the maximum value of the number of PDCCH candidates using the first aggregation level that is associated with the serving cells in the first cell subset; otherwise, the first number is equal to the number of PDCCH candidates that are respectively associated with the serving cells in the first cell subset using the first aggregation level.
  • the first transceiver 1201 sends a third information block; wherein the third information block is used to indicate a set of capability parameters of the sender of the third information block, and the sending of the third information block
  • the set of capability parameters of the sender includes at least a first parameter and a second parameter; the first parameter is used to indicate the number of downlink serving cells that are supported by the sender of the third information block and are simultaneously scheduled by one PDCCH, and the The second parameter is used to indicate the number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block.
  • the target format set includes a second DCI format, the second DCI format and the first DCI format.
  • the formulas are different, the second DCI format and the first DCI format are used for scheduling in different link directions respectively; the second DCI format is used for scheduling at least one serving cell in the second cell subset, The second cell subset includes a plurality of serving cells; when the first DCI format is used for downlink scheduling, the first cell subset includes the second cell subset; when the first DCI format is used for downlink scheduling, When a DCI format is used for uplink scheduling, the second cell subset includes the first cell subset.
  • a PDCCH candidate included in the first candidate subset belongs to the first time window in the time domain, and a PDCCH candidate included in the first candidate subset belongs to a subcarrier of the subcarrier occupied by the first candidate subset.
  • the carrier spacing is equal to the first subcarrier spacing; the number of PDCCH candidates using the first subcarrier spacing monitored in the first time window is not greater than the first threshold, and the number of monitored PDCCH candidates using the first subcarrier spacing in the first time window is The number of non-overlapping CCEs using the first subcarrier spacing is not greater than a second threshold, the first threshold is a positive integer, and the second threshold is a positive integer; both the first threshold and the second threshold have characteristics Relevant to the proportion value, the number of serving cells included in the first cell subset is used to determine the characteristic proportion value, and the characteristic proportion value is not less than 0.
  • Embodiment 13 illustrates a structural block diagram of the processing device in the second node device of an embodiment, as shown in FIG. 13 .
  • the second node device processing device 1300 includes a second transceiver 1301 and a first transmitter 1302.
  • the second transceiver 1301 includes the transmitter/receiver 416 (including the antenna 460), the receiving processor 412, the transmitting processor 415 and the controller/processor 440 in Figure 4 of this application;
  • the first transmitter 1302 includes the Transmitter/receiver 416 (including antenna 460), transmit processor 415 and controller/processor 440 in Figure 4;.
  • the second transceiver 1301 sends a first information block, which is used to determine a target cell set, and the target cell set includes multiple serving cells; the first transmitter 1302 determines a PDCCH candidate ; Wherein, the target cell set includes a first cell subset, the first cell subset includes a plurality of serving cells, and the number of serving cells included in the first cell subset is not greater than that of the target cell set.
  • a first DCI format is used to schedule at least one serving cell included in the first cell subset, the size of the first DCI format and the services included in the first cell subset It is related to the number of cells;
  • the first candidate subset includes at least PDCCH candidates monitored using the first DCI format, any PDCCH candidate included in the first candidate subset belongs to the first search space set, and
  • the target format set includes At least one DCI format associated with the first search space set, the target format set including the first DCI format; whether the first candidate subset and the target format set include the first DCI format related to a DCI format other than
  • the second transceiver 1301 sends a second information block; wherein the second information block is used to determine the first search space set; the first DCI format is used for the first link direction Scheduling, the first link direction is one of uplink or downlink; when the target format set includes at least one other than the first DCI format is used for the first link direction
  • the first candidate subset includes PDCCH candidates in the first search space set for at least one serving cell other than the first cell subset; otherwise, the first candidate subset includes The candidate subset only includes PDCCH candidates in the first search space set for serving cells in the first cell subset.
  • the target cell set includes X1 serving cells, and X1 is a positive integer greater than 1; X1 indication values respectively correspond to the X1 serving cells, and the X1 indication values are used X1 candidate subsets are respectively determined from the first search space set, any one of the X1 candidate subsets includes at least one PDCCH candidate, and the first candidate subset includes the X1 candidate subsets At least 1 candidate subset in the set.
  • the first quantitative value is used to determine the PDCCH candidate using the first aggregation level from the first search space set, the first quantitative value is a positive integer, and the first aggregation level is a positive integer; when When the target format set includes at least one DCI format other than the first DCI format and the first DCI format is used for scheduling in the same link direction, the first quantitative value is equal to the target cell set.
  • the maximum value of the number of PDCCH candidates using the first aggregation level that is associated with the serving cells in the first cell subset; otherwise, the first number is equal to the number of PDCCH candidates that are respectively associated with the serving cells in the first cell subset using the first aggregation level.
  • the second transceiver 1301 receives a third information block; wherein the third information block is used to indicate a set of capability parameters of the sender of the third information block, and the transmission of the third information block
  • the set of capability parameters of the sender includes at least a first parameter and a second parameter; the first parameter is used to indicate the number of downlink serving cells that are supported by the sender of the third information block and are simultaneously scheduled by one PDCCH, and the The second parameter is used to indicate the number of uplink serving cells simultaneously scheduled by one PDCCH supported by the sender of the third information block.
  • the target format set includes a second DCI format, the second DCI format and the first DCI format are different, and the second DCI format and the first DCI format are used in different Scheduling in the link direction; the second DCI format is used to schedule at least one serving cell in the second cell subset, and the second cell subset includes multiple serving cells; when the first DCI format is used During downlink scheduling, the first cell subset includes the second cell subset; when the first DCI format is used for uplink scheduling, the second cell subset includes all Describe the first subset of cells.
  • one PDCCH candidate included in the first candidate subset belongs to the first time window in the time domain, and the first The subcarrier spacing of the subcarriers occupied by a PDCCH candidate included in a candidate subset in the frequency domain is equal to the first subcarrier spacing; the PDCCH using the first subcarrier spacing monitored in the first time window
  • the number of candidates is not greater than a first threshold, the number of non-overlapping CCEs using the first subcarrier spacing monitored in the first time window is not greater than a second threshold, the first threshold is a positive integer, and the The second threshold is a positive integer; both the first threshold and the second threshold are related to the characteristic proportion value.
  • the number of serving cells included in the first cell subset is used to determine the characteristic proportion value.
  • the feature scale value is not less than 0.
  • the first node device or second node device or UE or terminal in this application includes but is not limited to mobile phones, tablets, laptops, Internet cards, low-power devices, eMTC devices, NB-IoT devices, vehicle communication equipment, aircraft, Aircraft, drones, remote control aircraft and other wireless communication equipment.
  • the base station equipment or base station or network side equipment in this application includes but is not limited to macro cell base station, micro cell base station, home base station, relay base station, eNB, gNB, transmission and reception node TRP, relay satellite, satellite base station, air base station, etc. Wireless communications equipment.

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  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Sont divulgués dans la présente demande un procédé et un appareil utilisés dans un nœud pour des communications sans fil. Le procédé comprend les étapes suivantes : un nœud reçoit un premier bloc d'informations, le premier bloc d'informations étant utilisé pour déterminer un ensemble de cellules cibles ; et le nœud surveille des PDCCH candidats. L'ensemble de cellules cibles comprend un premier sous-ensemble de cellules ; un premier format de DCI est utilisé pour planifier au moins une cellule de desserte incluse dans le premier sous-ensemble de cellules, et la taille du premier format de DCI est associée au nombre de cellules de desserte incluses dans le premier sous-ensemble de cellules ; un premier sous-ensemble candidat comprenant des PDCCH candidats, qui sont surveillés au moins à l'aide du premier format de DCI, le premier sous-ensemble candidat appartenant à un premier ensemble d'espaces de recherche, un ensemble de formats cibles comprenant au moins un format de DCI, qui est associé au premier ensemble d'espaces de recherche, et l'ensemble de formats cibles comprenant le premier format de DCI ; et le premier sous-ensemble candidat étant associé au fait que l'ensemble de formats cibles comprend un format de DCI autre que le premier format de DCI. La présente invention réduit la complexité.
PCT/CN2023/092734 2022-05-16 2023-05-08 Procédé et appareil utilisés dans un nœud pour des communications sans fil WO2023221799A1 (fr)

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