WO2023165344A1 - Procédé et appareil utilisés dans un nœud pour une communication sans fil - Google Patents

Procédé et appareil utilisés dans un nœud pour une communication sans fil Download PDF

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Publication number
WO2023165344A1
WO2023165344A1 PCT/CN2023/076687 CN2023076687W WO2023165344A1 WO 2023165344 A1 WO2023165344 A1 WO 2023165344A1 CN 2023076687 W CN2023076687 W CN 2023076687W WO 2023165344 A1 WO2023165344 A1 WO 2023165344A1
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Prior art keywords
reference signal
signal resource
resource set
target
cell
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PCT/CN2023/076687
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English (en)
Chinese (zh)
Inventor
蒋琦
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 WO2023165344A1 publication Critical patent/WO2023165344A1/fr

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/046—Wireless resource allocation based on the type of the allocated resource the resource being in the space domain, e.g. beams
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling

Definitions

  • the present application relates to a transmission method and device in a wireless communication system, in particular to a transmission scheme and device for multi-carrier scheduling in wireless communication.
  • LTE Long-Term Evolution, long-term evolution
  • 5G wireless cellular communication network systems support scenarios where multiple carriers are scheduled simultaneously.
  • Scheduling PDSCH Physical Downlink Shared Channel, Physical Downlink Shared Channel
  • a feature of multi-carrier scheduling is that each PDSCH requires a DCI for scheduling, and one DCI cannot simultaneously schedule multiple PDSCHs on multiple carriers.
  • TCI Transmission Configuration Indication, transmission configuration indication
  • PDCCH Physical Downlink Control Channel
  • MAC Medium Access Control, Media Access Control
  • CE Control Elements, Control Elements
  • multi-carrier is only used as a typical application scenario or example; this application is also applicable to other scenarios facing similar problems, such as single-carrier scenarios, or for different technical fields, such as In technical fields other than dynamic scheduling, such as measurement report field, control signaling transmission and other non-dynamic scheduling fields, similar technical effects can be achieved.
  • adopting a unified solution for different scenarios also helps to reduce hardware complexity and cost.
  • the embodiments in the first node device of the present application and the features in the embodiments can be applied to the second node device, and vice versa.
  • the explanation if not adding special instructions) to term (Terminology), noun, function, variable in this application can refer to 3GPP standard protocol TS (Technical Specification, technical specification) in 36 series, TS38 series, TS37 series definition.
  • the present application discloses a method in a first node for wireless communication, including:
  • the first information block is used to determine a first set of cells
  • the first signaling is used to indicate a first set of frequency domain resources
  • the first set of cells Including multiple serving cells
  • the first frequency domain resource set occupies a target bandwidth part, and the target bandwidth part belongs to the first cell; the demodulation reference signal and the target reference signal resource of the channel occupied by the first signal are quasi-co-located;
  • the target reference signal resource belongs to a target reference signal resource set, the target reference signal resource set includes a plurality of reference signal resources, and the first signaling is used to indicate the target reference signal resource from the target reference signal resource set signal resources;
  • the target reference signal resource set is one of the first reference signal resource set or the second reference signal resource set; whether the first cell belongs to the first cell set is used to obtain the
  • the target reference signal resource set is determined between the reference signal resource set or the second reference signal resource set.
  • the present application discloses a method in a first node for wireless communication, including:
  • the first information block is used to determine a first set of cells
  • the first signaling is used to indicate a first set of frequency domain resources
  • the first set of cells Including multiple serving cells
  • the first frequency domain resource set occupies a target bandwidth part, and the target bandwidth part belongs to the first cell; the demodulation reference signal and the target reference signal resource of the channel occupied by the first signal are quasi-co-located;
  • the target reference signal resource belongs to a target reference signal resource set, the target reference signal resource set includes a plurality of reference signal resources, and the first signaling is used to indicate the target reference signal resource from the target reference signal resource set signal resources;
  • the target reference signal resource set is one of the first reference signal resource set or the second reference signal resource set; whether the first cell belongs to the first cell set is used to obtain the
  • the target reference signal resource set is determined between the reference signal resource set or the second reference signal resource set.
  • the above-mentioned method is characterized in that: when multiple carriers are simultaneously scheduled by a dynamic signaling, the candidate spatial beamforming vectors that can be used will be limited to a certain extent, and independent beamforming vectors cannot be used for multiple carriers. The spatial beamforming vectors, and then need to use a unified set of spatial beamforming vectors.
  • each carrier when multiple carriers are not configured to be scheduled by one dynamic signaling, each carrier can be configured with an independent set of spatial beamforming vectors to ensure scheduling flexibility.
  • the target reference signal set is the first reference signal resource set; when the first cell does not belong to the first In the case of a cell set, the target reference signal set is the second reference signal resource set; the first reference signal resource set is different from the second reference signal resource set.
  • all the serving cells included in the first set of cells can be scheduled by the same downlink control information.
  • the first signaling is used to determine the Q2 candidate frequency domain resource sets, and the Q2 is a positive integer; the first cell set includes Q1 serving cells, and the Q1 is a positive integer greater than 1; The Q2 is smaller than the Q1; the Q2 candidate frequency domain resource sets respectively belong to the Q2 candidate bandwidth parts, and the Q2 candidate bandwidth parts respectively belong to the Q2 serving cells in the Q1 serving cells; the first A cell is a serving cell in the Q1 serving cells and other than the Q2 serving cells; the first signaling is used to determine the signal of any one of the Q2 first-type signals QCL (Quasi Co-located, quasi-co-located) relationship.
  • the first signaling is used to determine the Q2 candidate frequency domain resource sets, and the Q2 is a positive integer;
  • the first cell set includes Q1 serving cells, and the Q1 is a positive integer greater than 1;
  • the Q2 is smaller than the Q1;
  • the Q2 candidate frequency domain resource sets respectively belong to the Q2 candidate bandwidth parts, and the Q2 candidate bandwidth parts respectively belong to the Q2 serving cells in the Q1 serving cells;
  • the first A cell is a serving cell in the Q1 serving cells and other than the Q2 serving cells;
  • the first signaling is used to determine the signal of any one of the Q2 first-type signals QCL relationship.
  • the demodulation reference signal of a channel occupied by any one of the Q2 first-type signals and the target reference signal resource are quasi-co-located.
  • the first cell includes K1 candidate bandwidth parts, and the target bandwidth part is one of the K1 candidate bandwidth parts; the K1 is a positive integer greater than 1; the first Whether a cell belongs to the first set of cells is used to determine the target bandwidth part from the K1 candidate bandwidth parts.
  • the K1 candidate bandwidth parts include a first bandwidth part; when the target bandwidth part is the first bandwidth part, the target bandwidth part is simultaneously associated with the first reference signal A resource set and the second reference signal resource set; when the target bandwidth part is a candidate bandwidth part other than the first bandwidth part, the target bandwidth part is only associated with the second reference signal resource gather.
  • At least one of the number of bits included in at least one field carried by the first signaling or the number of fields included in the first signaling and the first value is equal to the sum of Q2 and 1.
  • the Q2 candidate bandwidth parts and the target bandwidth part all use the first subcarrier spacing.
  • the first signaling includes a first field, and the first field included in the first signaling is used to determine the first cell and The Q2 serving cells.
  • the first set of cells includes Q1 serving cells, and the Q1 serving cells correspond to Q1 cells respectively. scheduling indication values, and the Q1 scheduling indication values are all the same.
  • the present application discloses a method in a second node for wireless communication, including:
  • Sending a first information block and sending first signaling the first information block is used to determine a first set of cells, the first signaling is used to indicate a first set of frequency domain resources, and the first set of cells Including multiple serving cells;
  • the first frequency domain resource set occupies a target bandwidth part, and the target bandwidth part belongs to the first cell; the demodulation reference signal and the target reference signal resource of the channel occupied by the first signal are quasi-co-located;
  • the target reference signal resource belongs to a target reference signal resource set, the target reference signal resource set includes a plurality of reference signal resources, and the first signaling is used to indicate the target reference signal resource from the target reference signal resource set signal resources;
  • the target reference signal resource set is one of the first reference signal resource set or the second reference signal resource set; whether the first cell belongs to the first cell set is used to obtain the
  • the target reference signal resource set is determined between the reference signal resource set or the second reference signal resource set.
  • the present application discloses a method in a second node for wireless communication, including:
  • Sending a first information block and sending first signaling the first information block is used to determine a first set of cells, the first signaling is used to indicate a first set of frequency domain resources, and the first set of cells Including multiple serving cells;
  • the first frequency domain resource set occupies a target bandwidth part, and the target bandwidth part belongs to the first cell; the demodulation reference signal and the target reference signal resource of the channel occupied by the first signal are quasi-co-located;
  • the target reference signal resource belongs to a target reference signal resource set, the target reference signal resource set includes a plurality of reference signal resources, and the first signaling is used to indicate the target reference signal resource from the target reference signal resource set signal resources;
  • the target reference signal resource set is one of the first reference signal resource set or the second reference signal resource set; whether the first cell belongs to the first cell set is used to obtain the
  • the target reference signal resource set is determined between the reference signal resource set or the second reference signal resource set.
  • the target reference signal set is the first reference signal resource set; when the first cell does not belong to the first In the case of a cell set, the target reference signal set is the second reference signal resource set; the first reference signal resource set is different from the second reference signal resource set.
  • all the serving cells included in the first set of cells can be scheduled by the same downlink control information.
  • the first signaling is used to determine the Q2 candidate frequency domain resource sets, and the Q2 is a positive integer;
  • the first cell set includes Q1 serving cells, and the Q1 is a positive integer greater than 1;
  • the Q2 is smaller than the Q1;
  • the Q2 candidate frequency domain resource sets respectively belong to the Q2 candidate bandwidth parts, and the Q2 candidate bandwidth parts respectively belong to the Q2 serving cells in the Q1 serving cells;
  • the first A cell is a serving cell in the Q1 serving cells and other than the Q2 serving cells;
  • the first signaling is used to determine the signal of any one of the Q2 first-type signals QCL relationship.
  • the first signaling is used to determine the Q2 candidate frequency domain resource sets, and the Q2 is a positive integer;
  • the first cell set includes Q1 serving cells, and the Q1 is a positive integer greater than 1;
  • the Q2 is smaller than the Q1;
  • the Q2 candidate frequency domain resource sets respectively belong to the Q2 candidate bandwidth parts, and the Q2 candidate bandwidth parts respectively belong to the Q2 serving cells in the Q1 serving cells;
  • the first A cell is a serving cell in the Q1 serving cells and other than the Q2 serving cells;
  • the first signaling is used to determine the signal of any one of the Q2 first-type signals QCL relationship.
  • the demodulation reference signal of a channel occupied by any one of the Q2 first-type signals and the target reference signal resource are quasi-co-located.
  • the first cell includes K1 candidate bandwidth parts, and the target bandwidth part is one of the K1 candidate bandwidth parts; the K1 is a positive integer greater than 1; the first Whether a cell belongs to the first set of cells is used to determine the target bandwidth part from the K1 candidate bandwidth parts.
  • the K1 candidate bandwidth parts include the first bandwidth part; when the target bandwidth part is the When the first bandwidth part is selected, the target bandwidth part is simultaneously associated with the first reference signal resource set and the second reference signal resource set; when the target bandwidth part is one other than the first bandwidth part When selecting a candidate bandwidth part, the target bandwidth part is only associated with the second reference signal resource set.
  • At least one of the number of bits included in at least one field carried by the first signaling or the number of fields included in the first signaling and the first value is equal to the sum of Q2 and 1.
  • the Q2 candidate bandwidth parts and the target bandwidth part all use the first subcarrier spacing.
  • the first signaling includes a first field, and the first field included in the first signaling is used to determine the first cell and The Q2 serving cells.
  • the first set of cells includes Q1 serving cells, the Q1 serving cells correspond to Q1 scheduling indicator values, and the Q1 scheduling indicator values are all the same.
  • This application discloses a first node for wireless communication, including:
  • the first receiver receives the first information block and receives the first signaling, the first information block is used to determine the first cell set, the first signaling is used to indicate the first frequency domain resource set, the The first set of cells includes a plurality of serving cells;
  • a first transceiver receiving a first signal in the first frequency domain resource set
  • the first frequency domain resource set occupies a target bandwidth part, and the target bandwidth part belongs to the first cell; the demodulation reference signal and the target reference signal resource of the channel occupied by the first signal are quasi-co-located;
  • the target reference signal resource belongs to a target reference signal resource set, the target reference signal resource set includes a plurality of reference signal resources, and the first signaling is used to indicate the target reference signal resource from the target reference signal resource set signal resources;
  • the target reference signal resource set is one of the first reference signal resource set or the second reference signal resource set; whether the first cell belongs to the first cell set is used to obtain the
  • the target reference signal resource set is determined between the reference signal resource set or the second reference signal resource set.
  • This application discloses a first node for wireless communication, including:
  • the first receiver receives the first information block and receives the first signaling, the first information block is used to determine the first cell set, the first signaling is used to indicate the first frequency domain resource set, the The first set of cells includes a plurality of serving cells;
  • a first transceiver sending a first signal in the first frequency domain resource set
  • the first frequency domain resource set occupies a target bandwidth part, and the target bandwidth part belongs to the first cell; the demodulation reference signal and the target reference signal resource of the channel occupied by the first signal are quasi-co-located;
  • the target reference signal resource belongs to a target reference signal resource set, the target reference signal resource set includes a plurality of reference signal resources, and the first signaling is used to indicate the target reference signal resource from the target reference signal resource set signal resources;
  • the target reference signal resource set is one of the first reference signal resource set or the second reference signal resource set; whether the first cell belongs to the first cell set is used to obtain the
  • the target reference signal resource set is determined between the reference signal resource set or the second reference signal resource set.
  • the present application discloses a second node for wireless communication, including:
  • the first transmitter sends a first information block and sends first signaling, where the first information block is used to determine a first cell set, and where the first signaling is used to indicate a first frequency domain resource set, so
  • the first set of cells includes a plurality of serving cells;
  • a second transceiver sending a first signal in the first frequency domain resource set
  • the first frequency domain resource set occupies a target bandwidth part, and the target bandwidth part belongs to the first cell; the demodulation reference signal and the target reference signal resource of the channel occupied by the first signal are quasi-co-located;
  • the target reference signal resource belongs to a target reference signal resource set, the target reference signal resource set includes a plurality of reference signal resources, and the first signaling is used to indicate the target reference signal resource from the target reference signal resource set signal resources;
  • the target reference signal resource set is one of the first reference signal resource set or the second reference signal resource set; whether the first cell belongs to the first cell set is used to obtain the
  • the target reference signal resource set is determined between the reference signal resource set or the second reference signal resource set.
  • the present application discloses a second node for wireless communication, including:
  • the first transmitter sends a first information block and sends first signaling, where the first information block is used to determine a first cell set, and where the first signaling is used to indicate a first frequency domain resource set, so
  • the first set of cells includes a plurality of serving cells;
  • a second transceiver receiving a first signal in the first frequency domain resource set
  • the first frequency domain resource set occupies a target bandwidth part, and the target bandwidth part belongs to the first cell; the demodulation reference signal and the target reference signal resource of the channel occupied by the first signal are quasi-co-located;
  • the target reference signal resource belongs to a target reference signal resource set, the target reference signal resource set includes a plurality of reference signal resources, and the first signaling is used to indicate the target reference signal resource from the target reference signal resource set signal resources;
  • the target reference signal resource set is one of the first reference signal resource set or the second reference signal resource set; whether the first cell belongs to the first cell set is used to obtain the
  • the target reference signal resource set is determined between the reference signal resource set or the second reference signal resource set.
  • each carrier can be configured with an independent set of spatial beamforming vectors to ensure scheduling flexibility;
  • Fig. 1 shows the processing flowchart of the first node according to an embodiment of the present application
  • FIG. 2 shows a schematic diagram of a network architecture according to an embodiment of the present application
  • FIG. 3 shows a schematic diagram of an embodiment of a wireless protocol architecture of a user plane and a control plane according to an embodiment of the present application
  • Fig. 4 shows a schematic diagram of a first communication device and a second communication device according to an embodiment of the present application
  • FIG. 5 shows a flowchart of a first signal according to an embodiment of the present application
  • FIG. 6 shows a flowchart of a first signal according to another embodiment of the present application.
  • FIG. 7 shows a flowchart of Q2 first-type signals according to an embodiment of the present application.
  • FIG. 8 shows a flowchart of Q2 first-type signals according to another embodiment of the present application.
  • Fig. 9 shows a schematic diagram of a first cell according to an embodiment of the present application.
  • Fig. 10 shows a schematic diagram of a first set of cells according to an embodiment of the present application
  • FIG. 11 shows a schematic diagram of a target reference signal resource set according to an embodiment of the present application.
  • FIG. 12 shows a schematic diagram of a first reference signal resource set and a second reference signal resource set according to an embodiment of the present application
  • FIG. 13 shows a schematic diagram of first signaling according to an embodiment of the present application.
  • Fig. 14 shows a schematic diagram of first signaling according to another embodiment of the present application.
  • Fig. 15 shows a structural block diagram of a processing device in a first node device according to an embodiment of the present application
  • Fig. 16 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 processing flowchart of a first node, as shown in FIG. 1 .
  • each box represents a step.
  • the first node in this application receives the first information block and the first signaling in step 101, the first information block is used to determine the first set of cells, and the first signaling It is used to indicate a first frequency domain resource set, and the first cell set includes a plurality of serving cells; in step 102, a first signal is received in the first frequency domain resource set, or in the first frequency domain The first signal is sent in the resource set.
  • the first frequency domain resource set occupies a part of the target bandwidth, and the part of the target bandwidth belongs to the first cell; the demodulation reference signal of the channel occupied by the first signal and the target reference signal resource are quasi-shared address; the target reference signal resource belongs to the target a reference signal resource set, the target reference signal resource set includes a plurality of reference signal resources, and the first signaling is used to indicate the target reference signal resource from the target reference signal resource set; the target reference signal The resource set is one of the first reference signal resource set or the second reference signal resource set; whether the first cell belongs to the first cell set is used The target reference signal resource set is determined between the two reference signal resource sets.
  • the first information block is transmitted through RRC (Radio Resource Control, radio resource control) signaling.
  • RRC Radio Resource Control, radio resource control
  • the name of the RRC signaling carrying the first information block includes Cross.
  • the name of the RRC signaling carrying the first information block includes Carrier.
  • the name of the RRC signaling carrying the first information block includes Multi Cell.
  • the name of the RRC signaling carrying the first information block includes Scheduling.
  • the first information block includes one or more fields included in the CrossCarrierSchedulingConfig IE (Information Elements, information element) in TS 38.331.
  • CrossCarrierSchedulingConfig IE Information Elements, information element
  • the name of the RRC signaling carrying the first information block includes TCI.
  • the name of the RRC signaling carrying the first information block includes TCI-State.
  • the name of the RRC signaling carrying the first information block includes ControlResourceSet.
  • the name of the RRC signaling carrying the first information block includes PDSCH-Config.
  • the name of the RRC signaling carrying the first information block includes SRS (Sounding Reference Signal, Sounding Reference Signal).
  • the name of the RRC signaling carrying the first information block includes SRS-Config.
  • the first information block includes one or more fields included in the PDSCH-Config IE in TS 38.331.
  • the first information block includes one or more fields included in the SRS-Config IE in TS 38.331.
  • the physical layer channel occupied by the first signaling includes a PDCCH.
  • the first signaling is DCI.
  • the first signaling is a downlink grant (DL Grant).
  • DL Grant downlink grant
  • the first signaling is an uplink grant (UL Grant).
  • UL Grant uplink grant
  • the first information block is used to indicate the first set of cells.
  • the first set of cells includes Q1 serving cells, the Q1 is a positive integer greater than 1, and the Q1 serving cells correspond to Q1 PCI (Physical Cell Identity, physical cell identifier), the first information block indicates the Q1 PCIs.
  • Q1 serving cells the Q1 is a positive integer greater than 1
  • Q1 serving cells correspond to Q1 PCI (Physical Cell Identity, physical cell identifier)
  • the first information block indicates the Q1 PCIs.
  • the first set of cells includes Q1 serving cells, where Q1 is a positive integer greater than 1, and the Q1 serving cells respectively correspond to Q1 ServCellIndexes, and the first information block Indicates the Q1 ServCellIndex.
  • the first set of cells includes Q1 serving cells, where Q1 is a positive integer greater than 1, and the Q1 serving cells correspond to Q1 servCellIds respectively, and the first information block Indicates the Q1 servCellIds.
  • the first set of cells includes Q1 serving cells, where Q1 is a positive integer greater than 1, and the Q1 serving cells correspond to Q1 ServCellIdentities respectively, and the first information block Indicates the Q1 ServCellIdentities.
  • the first signaling is used to indicate the location of the frequency domain resource occupied by the first frequency domain resource set.
  • the first frequency domain resource set occupies frequency domain resources corresponding to a positive integer number of RBs in the frequency domain.
  • the first frequency domain resource set occupies a positive integer number of subcarriers greater than 1 in the frequency domain.
  • the target bandwidth part is a BWP.
  • the target bandwidth part is a carrier.
  • the target bandwidth part is a sub-band (Subband).
  • the target bandwidth part occupies frequency domain resources corresponding to a number of positive integers greater than 1 that are continuous in the frequency domain RB (Resource Block, resource block).
  • the target bandwidth part corresponds to one BWP-Id.
  • the physical layer channel occupied by the first signal includes a PDSCH.
  • the transmission channel occupied by the first signal includes DL-SCH (Downlink Shared Channel, downlink shared channel share channel).
  • DL-SCH Downlink Shared Channel, downlink shared channel share channel
  • the first signal includes a CSI-RS (Channel State Information Reference Signal, Channel State Information Reference Signal).
  • CSI-RS Channel State Information Reference Signal, Channel State Information Reference Signal
  • the physical layer channel occupied by the first signal includes a PUSCH.
  • the transmission channel occupied by the first signal includes a UL-SCH (Uplink Shared Channel, uplink shared channel).
  • UL-SCH Uplink Shared Channel, uplink shared channel
  • the first signal includes SRS.
  • the first signal is generated by a TB (Transport Block, transmission block).
  • TB Transport Block, transmission block
  • the first signal is generated by a CBG (Code Block Group, code block group).
  • CBG Code Block Group, code block group
  • the first signaling is used to indicate an MCS (Modulation and Coding Scheme, modulation and coding scheme) of the first signal.
  • MCS Modulation and Coding Scheme, modulation and coding scheme
  • the first signaling is used to indicate a HARQ (Hybrid Automatic Repeat reQuest, hybrid automatic repeat request) process number of the first signal.
  • HARQ Hybrid Automatic Repeat reQuest, hybrid automatic repeat request
  • the first signaling is used to indicate an RV (Redundancy Version, redundancy version) adopted by the first signal.
  • the first signaling is used to indicate an NDI (New Data Indicator, New Data Indicator) corresponding to the first signal.
  • NDI New Data Indicator, New Data Indicator
  • the first cell is a serving cell.
  • the first cell corresponds to one PCI.
  • the first cell corresponds to a ServCellIndex.
  • the first cell corresponds to one ServCellId.
  • the first cell corresponds to a ServCellIdentity.
  • the first cell includes K1 candidate bandwidth parts, and the target bandwidth part is one of the K1 candidate bandwidth parts
  • the K1 is equal to 4.
  • the K1 is a positive integer greater than 4.
  • the K1 candidate bandwidth parts are respectively K1 BWPs (Bandwidth Part, bandwidth part).
  • the K1 candidate bandwidth parts are respectively K1 sub-bands.
  • At least two candidate bandwidth parts among the K1 candidate bandwidth parts use different subcarrier spacings.
  • the subcarrier spacings used by any two candidate bandwidth parts in the K1 candidate bandwidth parts are different.
  • the first signal and the target reference signal resource are QCL (Quasi Co-located, quasi co-located).
  • the QCL type of the first signal and the target reference signal resource is QCL Type D.
  • the QCL type of the first signal and the target reference signal resource is QCL Type A.
  • the QCL type of the first signal and the target reference signal resource is QCL Type B.
  • the QCL type of the first signal and the target reference signal resource is QCL Type C.
  • the quasi-co-location of two signals means that the channel experienced by the other signal of the two signals can be deduced from the large-scale characteristics of the channel experienced by one of the two signals. Large scale properties.
  • the large-scale properties include delay spread (delay spread), Doppler spread (Doppler spread), Doppler shift (Doppler shift), average delay (average delay) , or one or more of the Spatial Rx parameters.
  • the first node assumes (assume) that the reference signal sent in the target reference signal resource and the first signal are quasi co-located.
  • the first node may assume that the reference signal sent in the target reference signal resource and the The first signal is quasi-co-located.
  • the second node assumes that the first node assumes that the reference signal sent in the target reference signal resource and the first signal are quasi co-located.
  • the first node uses the same spatial domain filter to receive the reference signal sent in the target reference signal resource and the first signal.
  • the second node assumes that the first node uses the same spatial domain filter to receive the reference signal sent in the target reference signal resource and the first signal.
  • the first node may deduce the spatial reception parameter of the first signal from the spatial reception parameter of the reference signal sent in the target reference signal resource.
  • the first node may deduce the spatial transmission parameter of the first signal from the spatial reception parameter of the reference signal transmitted in the target reference signal resource.
  • the first node may deduce the spatial transmission parameter of the first signal from the spatial transmission parameter of the reference signal transmitted in the target reference signal resource.
  • the first node may deduce the spatial reception parameter of the first signal from the spatial transmission parameter of the reference signal sent in the target reference signal resource.
  • the first node determines the spatial reception parameter of the first signal from the spatial reception parameter of the reference signal sent in the target reference signal resource.
  • the first node determines the spatial transmission parameter of the first signal from the spatial reception parameter of the reference signal transmitted in the target reference signal resource.
  • the first node determines the spatial transmission parameter of the first signal from the spatial transmission parameter of the reference signal transmitted in the target reference signal resource.
  • the first node determines the spatial reception parameter of the first signal from the spatial transmission parameter of the reference signal sent in the target reference signal resource.
  • the target reference signal resources include CSI-RS resources.
  • the target reference signal resources include DMRS (Demodulation Reference Signal, demodulation reference signal) resources.
  • DMRS Demodulation Reference Signal, demodulation reference signal
  • the target reference signal resources include SRS (Sounding Reference Signal, Sounding Reference Signal) resources.
  • the target reference signal resource includes SSB (Synchronization Signal/physical broadcast channel Block, synchronization signal/physical broadcast channel block).
  • SSB Synchronization Signal/physical broadcast channel Block, synchronization signal/physical broadcast channel block.
  • the target reference signal resource corresponds to one TCI.
  • the target reference signal resource corresponds to a TCI-State (state).
  • the target reference signal resource corresponds to one TCI-StateId.
  • the target reference signal resource set includes M1 reference signal resources, where M1 is a positive integer greater than 1.
  • the first signaling includes a target field
  • the target field included in the first signaling is used to indicate the target reference from the M1 reference signal resources Signal resource.
  • the target field included in the first signaling is a TCI field in DCI.
  • any reference signal resource among the M1 reference signal resources includes a CSI-RS resource.
  • any reference signal resource among the M1 reference signal resources includes a DMRS resource.
  • any one of the M1 reference signal resources includes an SRS resource.
  • any reference signal resource among the M1 reference signal resources includes an SSB.
  • any reference signal resource among the M1 reference signal resources corresponds to one TCI.
  • any reference signal resource among the M1 reference signal resources corresponds to one TCI-State.
  • any reference signal resource among the M1 reference signal resources corresponds to one TCI-StateId.
  • the first reference signal resource set includes M1 first reference signal resources, where M1 is a positive value greater than 1 integer.
  • any first reference signal resource among the M1 first reference signal resources includes a CSI-RS resource.
  • any first reference signal resource among the M1 first reference signal resources includes a DMRS resource.
  • any first reference signal resource among the M1 first reference signal resources includes an SRS resource.
  • any first reference signal resource among the M1 first reference signal resources includes an SSB.
  • any first reference signal resource among the M1 first reference signal resources corresponds to one TCI.
  • any first reference signal resource among the M1 first reference signal resources corresponds to one TCI-State.
  • any first reference signal resource among the M1 first reference signal resources corresponds to one TCI-StateId.
  • the M1 reference signal resources included in the target reference signal resource set are respectively the The M1 first reference signal resources included in the first reference signal resource set.
  • the second reference signal resource set includes M1 second reference signal resources, where M1 is a positive integer greater than 1.
  • any second reference signal resource among the M1 second reference signal resources includes a CSI-RS resource.
  • any second reference signal resource in the M1 second reference signal resources includes a DMRS resource.
  • any second reference signal resource among the M1 second reference signal resources includes an SRS resource.
  • any second reference signal resource among the M1 second reference signal resources includes an SSB.
  • any second reference signal resource in the M1 second reference signal resources corresponds to one TCI.
  • any second reference signal resource among the M1 second reference signal resources corresponds to one TCI-State.
  • any second reference signal resource among the M1 second reference signal resources corresponds to one TCI-StateId.
  • the M1 reference signal resources included in the target reference signal resource set are respectively the The M1 second reference signal resources included in the second reference signal resource set.
  • the target bandwidth part is associated with one of the first reference signal resource set and the second reference signal resource set.
  • the target bandwidth part is associated with the first reference signal resource set.
  • the target bandwidth part is associated with the second reference signal resource set.
  • the first reference signal resource set is configured through RRC signaling.
  • the RRC signaling includes one or more fields in the PDSCH-Config IE.
  • the second reference signal resource set is configured through RRC signaling.
  • the RRC signaling includes one or more fields in the PDSCH-Config IE.
  • the first reference signal resource set is indicated by a MAC CE.
  • the MAC CE includes TCI States Activation/Deactivation for UE-specific PDSCH MAC CE.
  • the second reference signal resource set is indicated by a MAC CE.
  • the MAC CE includes TCI States Activation/Deactivation for UE-specific PDSCH MAC CE.
  • the total payload (Payload) included in the first signaling is fixed.
  • the first cell in this application corresponds to a carrier (Carrier).
  • the first cell in this application corresponds to a CC (Component Carrier, component carrier).
  • CC Component Carrier, component carrier
  • the first cell in this application corresponds to one PCI.
  • the serving cell in this application corresponds to one carrier.
  • the serving cell in this application corresponds to one CC.
  • the serving cell in this application corresponds to one PCI.
  • Embodiment 2 illustrates a schematic diagram of a network architecture, as shown in FIG. 2 .
  • FIG. 2 illustrates a diagram of a network architecture 200 of a 5G NR, LTE (Long-Term Evolution, long-term evolution) and LTE-A (Long-Term Evolution Advanced, enhanced long-term evolution) system.
  • the 5G NR or LTE network architecture 200 may be referred to as EPS (Evolved Packet System, Evolved Packet System) 200 or some other suitable term.
  • EPS Evolved Packet System, Evolved Packet System
  • EPS 200 may include a UE (User Equipment, user equipment) 201, NR-RAN (next generation radio access network) 202, EPC (Evolved Packet Core, evolved packet core)/5G-CN (5G-Core Network, 5G core Network) 210, HSS (Home Subscriber Server, Home Subscriber Server) 220 and Internet service 230.
  • the EPS may be interconnected with other access networks, but these entities/interfaces are not shown for simplicity. As shown, the 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 providing circuit-switched services or other cellular networks.
  • NR-RAN includes NR Node B (gNB) 203 and other gNBs 204 .
  • the gNB 203 provides user and control plane protocol termination towards the UE 201 .
  • a gNB 203 may connect to other gNBs 204 via an Xn interface (eg, backhaul).
  • a gNB 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 or some other suitable terminology.
  • the gNB203 provides an access point to the EPC/5G-CN 210 for the UE201.
  • Examples of UE 201 include cellular phones, smart phones, Session Initiation Protocol (SIP) phones, laptop computers, personal digital assistants (PDAs), satellite radios, 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, NB-IoT devices, machine-type communication devices, land vehicles, automobiles, wearable devices, or any Other devices with similar functions.
  • SIP Session Initiation Protocol
  • PDAs personal digital assistants
  • satellite radios non-terrestrial base station communications
  • satellite mobile communications global positioning systems
  • multimedia devices video devices
  • digital audio players e.g., MP3 players
  • cameras e.g., digital audio players
  • game consoles e.g., drones, aircraft, NB-IoT devices, machine-type communication devices, land vehicles, automobiles, wearable devices, or any Other devices with similar functions.
  • 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.
  • the gNB203 is connected to the EPC/5G-CN 210 through the S1/NG interface.
  • EPC/5G-CN 210 includes MME (Mobility Management Entity, Mobility Management Entity)/AMF (Authentication Management Field, Authentication Management Field)/UPF (User Plane Function, User Plane Function) 211, other MME/AMF/UPF 214, S-GW (Service Gateway, service gateway) 212 and P-GW (Packet Date Network Gateway, packet data network gateway) 213.
  • MME/AMF/UPF 211 is a control node that handles signaling between UE 201 and EPC/5G-CN 210. In general, MME/AMF/UPF 211 provides bearer and connection management.
  • All user IP (Internet Protocol, Internet Protocol) packets are transmitted through the S-GW212, and the S-GW212 itself is connected to the P-GW213.
  • P-GW213 provides UE IP address allocation and other functions.
  • P-GW 213 is connected to Internet service 230 .
  • the Internet service 230 includes the Internet protocol service corresponding to the operator, and specifically may include the Internet, the intranet, IMS (IP Multimedia Subsystem, IP Multimedia Subsystem) and packet-switched streaming services.
  • the UE 201 corresponds to the first node in this application.
  • the UE 201 supports multiple carriers being scheduled by the same DCI.
  • the UE 201 supports scheduling of multiple serving cells by the same DCI.
  • the UE 201 supports cross-carrier scheduling.
  • the NR Node B corresponds to the second node in this application.
  • the NR Node B supports scheduling of multiple carriers by the same DCI.
  • the NR Node B supports scheduling of multiple serving cells by the same DCI.
  • the NR Node B supports cross-carrier scheduling.
  • the NR Node B is a base station.
  • the NR Node B is a cell.
  • the NR Node B includes multiple cells.
  • the NR Node B is used to determine transmissions on multiple serving cells.
  • the first node in this application corresponds to the UE201
  • the second node in this application corresponds to the NR Node B.
  • Embodiment 3 shows a schematic diagram of an embodiment of a radio protocol architecture of a user plane and a control plane according to the present application, as shown in FIG. 3 .
  • FIG. 3 is a schematic diagram illustrating an embodiment of a radio protocol architecture for the user plane 350 and the control plane 300.
  • FIG. 3 shows three layers for the first communication node device (UE, gNB or RSU in V2X) and the second The radio protocol architecture of the control plane 300 between communication node devices (gNB, UE or RSU in V2X): 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 referred to herein as PHY 301 .
  • a layer 2 (L2 layer) 305 is above the PHY 301 and is responsible for a link between the first communication node device and the second communication node device through the PHY 301 .
  • L2 layer 305 includes MAC (Medium Access Control, Media Access Control) sublayer 302, RLC (Radio Link Control, radio link layer control protocol) sublayer 303 and PDCP (Packet Data Convergence Protocol, packet data convergence protocol) sublayer 304. These sublayers are terminated at the second communication node device.
  • the PDCP sublayer 304 provides multiplexing between different radio bearers and logical channels.
  • the PDCP sublayer 304 also provides security by encrypting data packets, and the PDCP sublayer 304 also provides handoff support for the first communication node device to the second communication node device.
  • the RLC sublayer 303 provides segmentation and reassembly of upper layer packets, retransmission of lost packets, and reordering of packets to compensate for out-of-order reception due to HARQ.
  • the 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 the first communication node devices.
  • the 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 (that is, radio bearers) and using the connection between the second communication node device and the first communication node device Inter- RRC signaling to configure the lower layer.
  • radio resources that is, radio bearers
  • the radio protocol architecture of the user plane 350 includes layer 1 (L1 layer) and layer 2 (L2 layer), the radio protocol architecture for the first communication node device and the second communication node device in the user plane 350 is for the physical layer 351, L2
  • the PDCP sublayer 354 in the layer 355, the RLC sublayer 353 in the L2 layer 355, and the MAC sublayer 352 in the L2 layer 355 are substantially the same as the corresponding layers and sublayers in the control plane 300, but the PDCP sublayer 354 also Provides header compression for upper layer packets to reduce radio transmission overhead.
  • the L2 layer 355 in the user plane 350 also includes a SDAP (Service Data Adaptation Protocol, Service Data Adaptation Protocol) sublayer 356, and the SDAP sublayer 356 is responsible for the mapping between the QoS flow and the data radio bearer (DRB, Data Radio Bearer) , to support business diversity.
  • the first communication node device may have several upper layers above the L2 layer 355, including a network layer (e.g., IP layer) terminating at the P-GW on the network side and another layer terminating at the connection.
  • Application layer at one end eg, remote UE, server, etc.).
  • the wireless protocol architecture in Fig. 3 is applicable to the first node in this application.
  • the wireless protocol architecture in Fig. 3 is applicable to the second node in this application.
  • the PDCP 304 of the second communication node device is used to generate the schedule of the first communication node device.
  • the PDCP354 of the second communication node device is used to generate the schedule of the first communication node device.
  • the first information block is generated by the MAC302 or the MAC352.
  • the first information block is generated in the RRC306.
  • the first signaling is generated by the PHY301 or the PHY351.
  • the first signaling is generated by the MAC302 or the MAC352.
  • the first signal is generated by the PHY301 or the PHY351.
  • the first signal is generated by the MAC302 or the MAC352.
  • the first signal is generated by the RRC306.
  • any first-type signal among the Q2 first-type signals is generated by the PHY301 or the PHY351.
  • any first-type signal among the Q2 first-type signals is generated by the MAC302 or the MAC352.
  • any first-type signal among the Q2 first-type signals is generated by the RRC306.
  • the first node is a terminal.
  • the first node is a relay.
  • the second node is a relay.
  • the second node is a base station.
  • the second node is a gNB.
  • the second node is a TRP (Transmitter Receiver Point, sending and receiving point).
  • TRP Transmitter Receiver Point, sending and receiving point
  • the second node is used to manage multiple TRPs.
  • the second node is a node for managing multiple cells.
  • the second node is a node for managing multiple serving cells.
  • Embodiment 4 shows a schematic diagram of a first communication device and a second communication device according to the present application, as shown in FIG. 4 .
  • Fig. 4 is a block diagram of a first communication device 450 and a second communication device 410 communicating with each other in an access network.
  • the first communication device 450 includes a controller/processor 459, a memory 460, a data source 467, a transmit processor 468, a receive processor 456, a multi-antenna transmit processor 457, a multi-antenna receive processor 458, a transmitter/receiver 454 and antenna 452 .
  • Second communications device 410 includes controller/processor 475 , memory 476 , receive processor 470 , transmit processor 416 , multi-antenna receive processor 472 , multi-antenna transmit processor 471 , transmitter/receiver 418 and antenna 420 .
  • Controller/processor 475 implements the functionality of the L2 layer.
  • the controller/processor 475 provides header compression, encryption, packet segmentation and reordering, and multiplexing between logical and transport channels. Multiplexing, and allocation of radio resources to said first communication device 450 based on various priority metrics.
  • the controller/processor 475 is also responsible for retransmission of lost packets, and signaling to the first communication device 450 .
  • the transmit processor 416 and the multi-antenna transmit processor 471 implement various signal processing functions for the L1 layer (ie, physical layer).
  • the transmit processor 416 implements encoding and interleaving to facilitate forward error correction (FEC) at the second communication device 410, and based on various modulation schemes (e.g., binary phase shift keying (BPSK), quadrature phase shift Mapping of signal clusters for keying (QPSK), M phase shift keying (M-PSK), M quadrature amplitude modulation (M-QAM)).
  • BPSK binary phase shift keying
  • QPSK quadrature phase shift Mapping of signal clusters for keying
  • M-PSK M phase shift keying
  • M-QAM M quadrature amplitude modulation
  • the multi-antenna transmit processor 471 performs digital spatial precoding on the coded and modulated symbols, including codebook-based precoding and non-codebook-based precoding, and beamforming processing to generate one or more spatial streams.
  • the transmit processor 416 maps each spatial stream to subcarriers, multiplexes with a reference signal (e.g., pilot) in the time and/or frequency domain, and then uses an inverse fast Fourier transform (IFFT) to generate A physical channel that carries a time-domain multi-carrier symbol stream. Then the multi-antenna transmit processor 471 performs a transmit analog precoding/beamforming operation on the time-domain multi-carrier symbol stream. Each transmitter 418 converts the baseband multi-carrier symbol stream provided by the multi-antenna transmit processor 471 into an RF stream, which is then provided to a different antenna 420 .
  • IFFT inverse fast Fourier transform
  • each receiver 454 receives a signal via its respective antenna 452 .
  • Each receiver 454 recovers the information modulated onto an RF carrier and converts the RF stream to a baseband multi-carrier symbol stream that is provided to a receive processor 456 .
  • Receive processor 456 and multi-antenna receive processor 458 implement various signal processing functions of the L1 layer.
  • the multi-antenna receive processor 458 performs receive analog precoding/beamforming operations on the baseband multi-carrier symbol stream from the receiver 454 .
  • Receive processor 456 converts the baseband multi-carrier symbol stream after the receive analog precoding/beamforming operation from the time domain to the frequency domain using a Fast Fourier Transform (FFT).
  • FFT Fast Fourier Transform
  • the physical layer data signal and the reference signal are demultiplexed by the receiving processor 456, wherein the reference signal will be used for channel estimation, and the data signal is recovered in the multi-antenna detection in the multi-antenna receiving processor 458.
  • the symbols on each spatial stream are demodulated and recovered in receive processor 456 and soft decisions are generated.
  • the receive processor 456 then decodes and deinterleaves the soft decisions to recover the upper layer data and control signals transmitted by the second communications device 410 on the physical channel.
  • Controller/processor 459 implements the functions of the L2 layer. Controller/processor 459 can be associated with memory 460 that stores program codes and data. Memory 460 may be referred to as a computer-readable medium.
  • controller/processor 459 In transmission from said second communication device 410 to said second communication device 450, controller/processor 459 provides demultiplexing between transport and logical channels, packet reassembly, decryption, header decompression , control signal processing to recover from the core network upper layer packets of the network. The upper layer packets are then provided to all protocol layers above the L2 layer. Various control signals may also be provided to L3 for L3 processing.
  • a data source 467 is used to provide upper layer data packets to a controller/processor 459 .
  • Data source 467 represents all protocol layers above the L2 layer.
  • the controller/processor 459 implements a header based on radio resource allocation Compression, encryption, packet segmentation and reordering, and multiplexing between logical and transport channels, implementing L2 layer functions for user plane and control plane.
  • the controller/processor 459 is also responsible for retransmission of lost packets, and signaling to the second communication device 410 .
  • the transmit processor 468 performs modulation mapping and channel coding processing, and the multi-antenna transmit processor 457 performs digital multi-antenna spatial precoding, including codebook-based precoding and non-codebook-based precoding, and beamforming processing, and then transmits
  • the processor 468 modulates the generated spatial stream into a multi-carrier/single-carrier symbol stream, which is provided to different antennas 452 via the transmitter 454 after undergoing analog precoding/beamforming operations in the multi-antenna transmit processor 457 .
  • Each transmitter 454 first converts the baseband symbol stream provided by the multi-antenna transmit processor 457 into an RF symbol stream, and then provides it to the antenna 452 .
  • each receiver 418 receives radio frequency signals through its respective antenna 420 , converts the received radio frequency signals to baseband signals, and provides the baseband signals to multi-antenna receive processor 472 and receive processor 470 .
  • the receive processor 470 and the multi-antenna receive processor 472 jointly implement the functions of the L1 layer.
  • Controller/processor 475 implements L2 layer functions. Controller/processor 475 can be associated with memory 476 that stores program codes and data.
  • Memory 476 may be referred to as a computer-readable medium.
  • controller/processor 475 In transmission from said first communication device 450 to said second communication device 410, controller/processor 475 provides demultiplexing between transport and logical channels, packet reassembly, decryption, header decompression . Control signal processing to recover upper layer data packets from UE450. Upper layer packets from controller/processor 475 may be provided to the core network.
  • the first communication 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 be compatible with the said at least one processor, said first communication device 450 apparatus at least: firstly receive a first information block and receive first signaling, said first information block is used to determine a first set of cells, said first The signaling is used to indicate a first set of frequency domain resources, and the first set of cells includes a plurality of serving cells; then a first signal is received in the first set of frequency domain resources, or a first signal is received in the first frequency domain resource The first signal is sent in the set; the first frequency domain resource set occupies a target bandwidth part, and the target bandwidth part belongs to the first cell; the demodulation reference signal and the target reference signal resource of the channel occupied by the first signal are quasi-co-located; the target reference signal resource belongs to a target reference signal resource set, the target reference signal resource set includes a plurality of reference signal resources, and the first signal
  • the first communication device 450 includes: a memory storing a computer-readable instruction program, and the computer-readable instruction program generates an action when executed by at least one processor, and the action includes: first receiving The first information block receives first signaling, the first information block is used to determine a first set of cells, the first signaling is used to indicate a first set of frequency domain resources, and the first set of cells includes A plurality of serving cells; then receiving a first signal in the first frequency domain resource set, or sending a first signal in the first frequency domain resource set; the first frequency domain resource set occupies a part of the target bandwidth, The target bandwidth part belongs to the first cell; the demodulation reference signal and the target reference signal resource of the channel occupied by the first signal are quasi co-located; the target reference signal resource belongs to the target reference signal resource set, and the The target reference signal resource set includes a plurality of reference signal resources, and the first signaling is used to indicate the target reference signal resource from the target reference signal resource set; the target reference signal resource set is a first reference signal
  • the second communication device 410 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 be compatible with the at least one of the processors described above.
  • the apparatus of the second communication device 410 at least: firstly send a first information block and send a first signaling, the first information block is used to determine a first set of cells, and the first signaling is used to indicate a first A set of frequency domain resources, the first cell set includes including a plurality of serving cells; then sending a first signal in the first frequency domain resource set, or receiving a first signal in the first frequency domain resource set; the first frequency domain resource set occupies a part of the target bandwidth , the target bandwidth part belongs to the first cell; the demodulation reference signal and the target reference signal resource of the channel occupied by the first signal are quasi co-located; the target reference signal resource belongs to the target reference signal resource set, so
  • the target reference signal resource set includes a plurality of reference signal resources, and the first signaling
  • the second communication device 410 includes: a memory storing a computer-readable instruction program, and the computer-readable instruction program generates an action when executed by at least one processor, and the action includes: first Sending a first information block and sending first signaling, the first information block is used to determine a first set of cells, the first signaling is used to indicate a first set of frequency domain resources, and the first set of cells Including a plurality of serving cells; then sending a first signal in the first frequency domain resource set, or receiving a first signal in the first frequency domain resource set; the first frequency domain resource set occupies a target bandwidth part , the target bandwidth part belongs to the first cell; the demodulation reference signal and the target reference signal resource of the channel occupied by the first signal are quasi co-located; the target reference signal resource belongs to the target reference signal resource set, so
  • the target reference signal resource set includes a plurality of reference signal resources, and the first signaling is used to indicate the target reference signal resource from the target reference signal resource set; the target reference signal resource set is a first
  • the first communication device 450 corresponds to the first node in this application.
  • the second communication device 410 corresponds to the second node in this application.
  • the first communication device 450 is a UE.
  • the first communication device 450 is a terminal.
  • the first communication device 450 is a relay.
  • the second communication device 410 is a base station.
  • the second communication device 410 is a relay.
  • the second communication device 410 is a network device.
  • the second communication device 410 is a serving cell.
  • the second communication device 410 is a TRP.
  • At least the first four of the antenna 452, the receiver 454, the multi-antenna receiving processor 458, the receiving processor 456, and the controller/processor 459 are used to receive The first information block and receive the first signaling; the antenna 420, the transmitter 418, the multi-antenna transmit processor 471, the transmit processor 416, at least the front of the controller/processor 475 The four are used to send the first information block and send the first signaling.
  • At least the first four of the antenna 452, the receiver 454, the multi-antenna receive processor 458, the receive processor 456, and the controller/processor 459 are used to The first signal is received in the first frequency domain resource set; at least one of the antenna 420, the transmitter 418, the multi-antenna transmit processor 471, the transmit processor 416, and the controller/processor 475 The first four are used to send the first signal in the first frequency domain resource set.
  • At least the first four of the antenna 452, the transmitter 454, the multi-antenna transmit processor 457, the transmit processor 468, and the controller/processor 459 are used in the A first signal is sent in a frequency domain resource set; the antenna 420, the receiver 418, the multi-antenna receiving processor 472, the receiving processor 470, and at least the front of the controller/processor 475 The four are used to receive the first signal in the first set of frequency domain resources.
  • At least the first four of the antenna 452, the receiver 454, the multi-antenna receive processor 458, the receive processor 456, and the controller/processor 459 are used to Receiving Q2 first-type signals in Q2 candidate frequency domain resource sets respectively; the antenna 420, the transmitter 418, the multi-antenna transmission processor 471, the transmission processor 416, and the controller/processing At least the first four of the devices 475 are used to transmit Q2 first-type signals in the Q2 candidate frequency-domain resource sets respectively.
  • At least the first four of the antenna 452, the transmitter 454, the multi-antenna transmit processor 457, the transmit processor 468, and the controller/processor 459 are used in Q2 Q2 first-type signals are respectively sent in a candidate frequency domain resource set; the antenna 420, the receiver 418, the multi-antenna receiving processor 472, the receiving processor 470, and the controller/processor At least the first four in 475 are used to respectively receive Q2 first-type signals in Q2 candidate frequency-domain resource sets.
  • Embodiment 5 illustrates a flowchart of a first signal, as shown in FIG. 5 .
  • the communication between the first node U1 and the second node N2 is performed through a wireless link.
  • the sequence in this embodiment does not limit the signal transmission sequence and implementation sequence in this application.
  • the embodiments, sub-embodiments and subsidiary embodiments in Embodiment 5 can be applied to any embodiment in Embodiment 6, 7 or 8; otherwise, in the case of no conflict, Any of the embodiments, sub-embodiments, and sub-embodiments of Embodiment 6, 7, or 8 can be applied to Embodiment 5.
  • step S10 the first information block is received and the first signaling is received; in step S11, the first signal is received in the first frequency domain resource set.
  • step S20 send the first information block and send the first signaling; in step S21, send the first signal in the first frequency domain resource set.
  • the first frequency domain resource set occupies a part of the target bandwidth, and the part of the target bandwidth belongs to the first cell; the demodulation reference signal of the channel occupied by the first signal and the target reference signal resource are quasi-shared address; the target reference signal resource belongs to a target reference signal resource set, the target reference signal resource set includes multiple reference signal resources, and the first signaling is used to indicate the target reference signal resource set from the target reference signal resource set The target reference signal resource; the target reference signal resource set is one of the first reference signal resource set or the second reference signal resource set; whether the first cell belongs to the first cell set is used for obtaining from the set The target reference signal resource set is determined between the first reference signal resource set or the second reference signal resource set.
  • the target reference signal set is the first reference signal resource set; when the first cell does not belong to the first cell set, The target reference signal set is the second reference signal resource set; the first reference signal resource set is different from the second reference signal resource set.
  • the first reference signal resource set and the second reference signal resource set respectively correspond to different identifiers.
  • the first set of reference signal resources and the second set of reference signal resources respectively correspond to two different coresetPoolIndexes.
  • the first reference signal resource set and the second reference signal resource set respectively correspond to two different SRS Resource Sets.
  • the first reference signal resource set includes M1 first reference signal resources
  • the second reference signal resource set includes M1 second reference signal resources
  • the meaning that the first reference signal resource set is different from the second reference signal resource set includes: there is at least one first reference signal resource among the M1 first reference signal resources It is not QCL with any second reference signal resource in the M1 second reference signal resources.
  • the meaning that the first reference signal resource set is different from the second reference signal resource set includes: there is at least one second reference signal resource among the M1 second reference signal resources It is not QCL with any first reference signal resource in the M1 first reference signal resources.
  • the meaning that the first reference signal resource set is different from the second reference signal resource set includes: any first reference signal resource among the M1 first reference signal resources is the same as Any second reference signal resource in the M1 second reference signal resources is not QCL.
  • the meaning that the first reference signal resource set is different from the second reference signal resource set includes: there is at least one first reference signal resource among the M1 first reference signal resources
  • the occupied RE (Resource Elements, resource unit) set is orthogonal to the RE set occupied by any second reference signal resource in the M1 second reference signal resources.
  • the meaning that the first reference signal resource set is different from the second reference signal resource set includes: there is at least one second reference signal resource among the M1 second reference signal resources
  • the occupied RE set is orthogonal to the RE set occupied by any one of the M1 first reference signal resources.
  • the meaning that the first reference signal resource set is different from the second reference signal resource set includes: any first reference signal resource in the M1 first reference signal resources
  • the occupied RE set is orthogonal to the RE set occupied by any second reference signal resource in the M1 second reference signal resources.
  • the meaning that the first reference signal resource set is different from the second reference signal resource set includes: there is at least one first reference signal resource among the M1 first reference signal resources The corresponding TCI-StateId is different from the TCI-StateId corresponding to any second reference signal resource in the M1 second reference signal resources.
  • the meaning that the first reference signal resource set is different from the second reference signal resource set includes: there is at least one second reference signal resource among the M1 second reference signal resources The corresponding TCI-StateId is different from the TCI-StateId corresponding to any one of the M1 first reference signal resources.
  • the meaning that the first reference signal resource set is different from the second reference signal resource set includes: any first reference signal resource in the M1 first reference signal resources
  • the corresponding TCI-StateId is different from the TCI-StateId corresponding to any second reference signal resource in the M1 second reference signal resources.
  • all serving cells included in the first set of cells can be scheduled by the same downlink control information.
  • the downlink control information is DCI.
  • the first information block is used to indicate that all serving cells included in the first set of cells can be scheduled by the same downlink control information.
  • the downlink control information is dynamic signaling.
  • the downlink control information is used to indicate a scheduled serving cell from all serving cells included in the first set of cells.
  • the downlink control information is used to indicate multiple scheduled serving cells from all serving cells included in the first set of cells.
  • the first cell includes K1 candidate bandwidth parts, and the target bandwidth part is one of the K1 candidate bandwidth parts; the K1 is a positive integer greater than 1; whether the first cell belongs to The first set of cells is used to determine the target bandwidth part from the K1 candidate bandwidth parts.
  • the target bandwidth part is a first bandwidth part in the K1 candidate bandwidth parts.
  • the K1 first candidate bandwidth parts correspond to K1 BWP-Ids respectively, and the BWP-Id corresponding to the first bandwidth part is the smallest among the K1 BWP-Ids one.
  • the value of the BWP-Id corresponding to the first bandwidth part is fixed.
  • the subcarrier spacing corresponding to the first bandwidth part is fixed.
  • the subcarrier spacing corresponding to the first bandwidth part is indicated by the first information block.
  • the first bandwidth part cannot be indicated by dynamic signaling.
  • the target bandwidth part is a second bandwidth part in the K1 candidate bandwidth parts.
  • the second bandwidth part is any candidate bandwidth part among the K1 candidate bandwidth parts.
  • the second bandwidth portion can be indicated through dynamic signaling.
  • the second bandwidth portion is indicated by the first signaling.
  • the first cell includes K1 candidate bandwidth parts, and the target bandwidth part is one of the K1 candidate bandwidth parts; the K1 candidate bandwidth parts include the first bandwidth part; when the target When the bandwidth part is the first bandwidth part, the target bandwidth part is simultaneously associated with the first reference signal resource set and the second reference signal resource set; when the target bandwidth part is the first bandwidth When there is a candidate bandwidth part other than the target bandwidth part, the target bandwidth part is only associated to the second reference signal resource set.
  • the first signaling includes a candidate field; when the first cell belongs to the first cell set, the value of the candidate field included in the first signaling is fixed; when When the first cell does not belong to the first cell set, the candidate field included in the first signaling is used to indicate the second bandwidth part.
  • the candidate field included in the first signaling is a Bandwidth part indicator field in the DCI.
  • the above phrase "the value of the candidate field included in the first signaling is fixed" means The idea includes: the candidate field included in the first signaling is not used to indicate a BWP.
  • the meaning of the phrase "the value of the candidate field included in the first signaling is fixed" includes: the candidate field included in the first signaling is equal to 0.
  • the meaning of the phrase "the value of the candidate field included in the first signaling is fixed" includes: the candidate field included in the first signaling is equal to a fixed value.
  • the meaning of the phrase "the value of the candidate field included in the first signaling is fixed" includes: the candidate field included in the first signaling is equal to a predefined value.
  • the meaning of the phrase "the value of the candidate field included in the first signaling is fixed" includes: the candidate field included in the first signaling is Zero Padding bits.
  • the first bandwidth part and the second bandwidth part are irrelevant.
  • the meaning that the first bandwidth part is irrelevant to the second bandwidth part includes: the BWP-Id corresponding to the first bandwidth part and the BWP-Id corresponding to the second bandwidth part
  • the BWP-Ids are different.
  • the meaning that the first bandwidth part is irrelevant to the second bandwidth part includes: frequency domain resources occupied by the first bandwidth part and frequency domain resources occupied by the second bandwidth part Frequency domain resources are different.
  • the meaning that the first bandwidth part is irrelevant to the second bandwidth part includes: frequency domain resources occupied by the first bandwidth part and frequency domain resources occupied by the second bandwidth part Frequency domain resources are orthogonal in the frequency domain.
  • the meaning that the first bandwidth part and the second bandwidth part are irrelevant includes: the first bandwidth part is different from the second bandwidth part.
  • the meaning that the first bandwidth part is irrelevant to the second bandwidth part includes: the second bandwidth part is not used to determine that the first bandwidth part is different.
  • the meaning that the first bandwidth part is irrelevant to the second bandwidth part includes: the first bandwidth part is predefined, and the second bandwidth part is obtained through the first Indicated by a candidate field included in a signaling.
  • Embodiment 6 illustrates a flowchart of a first signal, as shown in FIG. 6 .
  • the communication between the first node U3 and the second node N4 is performed through a wireless link.
  • the sequence in this embodiment does not limit the signal transmission sequence and implementation sequence in this application.
  • the embodiments, sub-embodiments and subsidiary embodiments in Embodiment 6 can be applied to any embodiment in Embodiment 5, 7 or 8; otherwise, in the case of no conflict, Any of the embodiments, sub-embodiments, and sub-embodiments in Embodiment 5, 7, or 8 can be applied to Embodiment 6.
  • step S30 the first information block is received and the first signaling is received; in step S31, the first signal is sent in the first frequency domain resource set.
  • step S40 the first information block is sent and the first signaling is sent; in step S41, the first signal is received in the first frequency domain resource set.
  • the first frequency domain resource set occupies a part of the target bandwidth, and the part of the target bandwidth belongs to the first cell; the demodulation reference signal and the target reference signal resource of the channel occupied by the first signal are quasi-shared address; the target reference signal resource belongs to a target reference signal resource set, the target reference signal resource set includes multiple reference signal resources, and the first signaling is used to indicate the target reference signal resource set from the target reference signal resource set The target reference signal resource; the target reference signal resource set is one of the first reference signal resource set or the second reference signal resource set; whether the first cell belongs to the first cell set is used for obtaining from the set The target reference signal resource set is determined between the first reference signal resource set or the second reference signal resource set.
  • the physical layer channel occupied by the first signal includes a PUSCH.
  • the transmission channel occupied by the first signal includes UL-SCH.
  • Embodiment 7 illustrates a flow chart of Q2 first-type signals, as shown in FIG. 7 .
  • the first node U5 communicates with the second node N6 through a wireless link.
  • the sequence in this embodiment does not limit the signal transmission sequence and implementation sequence in this application.
  • the embodiments, sub-embodiments and sub-embodiments in Embodiment 7 can be applied to practice In any embodiment in embodiment 5, 6 or 8; On the contrary, under the situation of not conflicting, any embodiment, sub-embodiment and subsidiary embodiment in embodiment 5, 6 or 8 can be applied to implement Example 7.
  • step S50 Q2 first-type signals are respectively received in the Q2 candidate frequency domain resource sets.
  • step S60 Q2 first-type signals are respectively sent in the Q2 candidate frequency domain resource sets.
  • the first signaling is used to determine the Q2 candidate frequency domain resource sets, and the Q2 is a positive integer; the first cell set includes Q1 serving cells, and the Q1 is greater than 1 A positive integer; the Q2 is smaller than the Q1; the Q2 candidate frequency domain resource sets respectively belong to the Q2 candidate bandwidth parts, and the Q2 candidate bandwidth parts respectively belong to the Q2 serving cells in the Q1 serving cells; The first cell is a serving cell in the Q1 serving cells and other than the Q2 serving cells; the first signaling is used to determine any one of the Q2 first-type signals QCL relationship of class signals.
  • any one of the Q2 candidate frequency domain resource sets occupies frequency domain resources corresponding to a positive integer number of RBs.
  • any one of the Q2 candidate frequency domain resource sets occupies a positive integer number of subcarriers greater than 1.
  • the physical layer channel occupied by any one of the Q2 first-type signals includes a PDSCH.
  • the transmission channel occupied by any one of the Q2 first-type signals includes DL-SCH.
  • any first-type signal among the Q2 first-type signals includes a CSI-RS.
  • a physical layer channel occupied by any one of the Q2 first-type signals includes a PUSCH.
  • the transmission channel occupied by any one of the Q2 first-type signals includes a UL-SCH.
  • any first-type signal among the Q2 first-type signals includes an SRS.
  • any candidate bandwidth part among the Q2 candidate bandwidth parts is a BWP.
  • any candidate bandwidth part in the Q2 candidate bandwidth parts is a sub-frequency band.
  • the Q2 first-type identities corresponding to the Q2 candidate bandwidth parts in the Q2 serving cells are fixed, or the Q2 candidate bandwidth parts in the Q2 serving cells
  • the corresponding Q2 first-class identities are configurable.
  • any one of the Q2 candidate frequency-domain resource sets occupies frequency-domain resources corresponding to a positive integer number of RBs.
  • any one of the Q2 candidate frequency-domain resource sets occupies a positive integer number of subcarriers greater than 1.
  • any candidate bandwidth part among the Q2 candidate bandwidth parts is a BWP.
  • any candidate bandwidth part in the Q2 candidate bandwidth parts is a sub-frequency band.
  • the Q2 first-type identities are Q2 BWP-Ids respectively.
  • the meaning of the phrase "the Q2 first-type identities corresponding to the Q2 candidate bandwidth parts in the Q2 serving cells are fixed" includes: the Q2 The value of a class identity is fixed.
  • the meaning of the phrase "the Q2 first-type identities corresponding to the Q2 candidate bandwidth parts in the Q2 serving cells are fixed" includes: the Q2 The value for a class of identity is the same.
  • the meaning of the above phrase "the Q2 first-type identities corresponding to the Q2 candidate bandwidth parts in the Q2 serving cells are fixed" includes: a given candidate bandwidth part is any candidate bandwidth part among the Q2 candidate bandwidth parts, and the frequency domain resource occupied by the given candidate bandwidth part belongs to a given serving cell among the Q2 serving cells, and the given serving cell includes L1 bandwidth parts, the frequency domain positions of the given candidate bandwidth parts in the L1 bandwidth parts are fixed, or the frequency domain positions of the given candidate bandwidth parts in the L1 bandwidth parts are predetermined Defined.
  • the meaning of the above phrase "the Q2 first-type identities corresponding to the Q2 candidate bandwidth parts in the Q2 serving cells are configurable" includes: the Q2 The value of the first type of identity is configured through RRC signaling.
  • the meaning of the above phrase "the Q2 first-type identities corresponding to the Q2 candidate bandwidth parts in the Q2 serving cells are configurable" includes: the Q2 The value of the first type of identity is indicated by MAC CE.
  • the demodulation reference signal of a channel occupied by any one of the Q2 first-type signals is quasi-co-located with the target reference signal resource.
  • the first signaling includes a target field, and the target field included in the first signaling is used to indicate that the Q2
  • the demodulation reference signal of the channel occupied by any one of the first-type signals and the target reference signal resources are quasi-co-located.
  • the first signaling includes a target field, and the target field included in the first signaling is used to indicate that any one of the Q2 first-type signals is occupied by any one of the first-type signals
  • the demodulation reference signal of the channel and one first reference signal resource among the M1 first reference signal resources included in the first reference signal resource set are quasi co-located.
  • the Q2 first-type signals are all associated with the first reference signal resource set.
  • the Q2 candidate bandwidth parts are all associated with the first reference signal resource set.
  • At least one of the number of bits included in at least one field carried by the first signaling or the number of fields included in the first signaling is related to the first value, and the The first value is equal to the sum of Q2 and 1.
  • the number of bits included in the third field included in the first signaling is related to the first value.
  • the number of bits included in the third field is linearly related to the first value.
  • the number of bits included in the third field is proportional to the first value.
  • a quotient obtained by dividing the number of bits included in the third field by the first value is fixed.
  • the third field is used to indicate the first frequency-domain resource set.
  • the third field is used to indicate the Q2 candidate frequency-domain resource sets.
  • the third field is used to indicate time-domain resources respectively occupied by the first signal and the Q2 first-type signals.
  • the third field is used to indicate HARQ process numbers respectively used by the first signal and the Q2 first-type signals.
  • the third field is used to indicate RV process numbers respectively adopted by the first signal and the Q2 first-type signals.
  • the third field is used to indicate NDIs corresponding to the first signal and the Q2 first-type signals respectively.
  • the third domain includes a Frequency domain resource assignment domain in the DCI.
  • the third field includes a Time domain resource assignment field in the DCI.
  • the third domain includes the Modulation and coding scheme domain in the DCI.
  • the third field includes the New data indicator field in the DCI.
  • the third field includes a Redundancy version field in the DCI.
  • the third field includes the HARQ process number field in the DCI.
  • the third domain includes the Modulation and coding scheme domain in the DCI.
  • the third field includes a Transmission configuration indication field in the DCI.
  • the first signaling includes a positive integer number of first-type fields, and the number of the first-type fields included in the first signaling is related to the first value.
  • the number of fields of the first type included in the first signaling is linearly related to the first value.
  • the number of fields of the first type included in the first signaling is proportional to the first value.
  • the number of fields of the first type included in the first signaling is equal to the first value.
  • the first signaling includes one of a positive integer number of first-type fields indicating the first frequency-domain resource set.
  • the first signaling includes that Q2 first-type fields among the positive integer number of first-type fields are respectively used to indicate the Q2 candidate frequency-domain resource sets.
  • the first signaling includes Q1 first-type fields among the positive integer number of first-type fields respectively used to indicate the first signal and the Q2 first-type fields The time-domain resources occupied by the signals respectively.
  • the first signaling includes that Q1 first-type fields among the positive integer number of first-type fields are respectively used for Indicates HARQ process numbers respectively used by the first signal and the Q2 first-type signals.
  • the first signaling includes Q1 first-type fields among the positive integer number of first-type fields respectively used to indicate the first signal and the Q2 first-type fields The RV process number used by the signal respectively.
  • the first signaling includes Q1 first-type fields among the positive integer number of first-type fields respectively used to indicate the first signal and the Q2 first-type fields NDI corresponding to the signal respectively.
  • the first type of domain includes a Frequency domain resource assignment domain in the DCI.
  • the first type of domain includes a Time domain resource assignment domain in the DCI.
  • the first type of domain includes the Modulation and coding scheme domain in the DCI.
  • the first type of field includes the New data indicator field in the DCI.
  • the first type of field includes a Redundancy version field in the DCI.
  • the first type of field includes the HARQ process number field in the DCI.
  • the first type of domain includes the Modulation and coding scheme domain in the DCI.
  • the first type of field includes a Transmission configuration indication field in the DCI.
  • the Q2 candidate bandwidth parts and the target bandwidth part all use the first subcarrier spacing.
  • the first information block is used to indicate the first subcarrier spacing.
  • only one BWP in the multiple bandwidth parts included in any of the Q1 serving cells included in the first set of cells uses the first subcarrier spacing, so
  • the first subcarrier spacing indicated by the first information block is used to respectively determine Q1 bandwidth parts from the Q1 serving cells, and the Q1 bandwidth parts all use the first subcarrier spacing.
  • any candidate bandwidth part in the Q2 candidate bandwidth parts is a bandwidth part in the Q1 bandwidth parts.
  • the number of RBGs occupied by any one of the Q2 candidate bandwidth parts is the same as the number of RBGs occupied by the target bandwidth part.
  • the number of RBs occupied by any one of the Q2 candidate bandwidth parts is the same as the number of RBs occupied by the target bandwidth part.
  • the first signaling includes a first field, and the first field included in the first signaling is used to determine the first cell and the Q2 serving cells from the Q1 serving cells. Serve the community.
  • the first field included in the first signaling is a Carrier Indicator field in the DCI.
  • the first field included in the first signaling is a Multi Cell Indicator field in the DCI.
  • the first signaling includes a second field, and the second field included in the first signaling is used to indicate the The first domain is the Carrier Indicator domain in DCI, or the Multi Cell Indicator domain in DCI.
  • the first field included in the first signaling is used to indicate the first cell and the Q2 serving cells from the Q1 serving cells.
  • the serving cells in the Q1 serving cells form L1 serving cell sets, and any serving cell set in the L1 serving cell sets includes At least one serving cell, the first serving cell set in the L1 serving cell sets includes the first cell and the Q2 serving cells, and the first field included in the first signaling is used for Indicating the first serving cell set from the L1 serving cell sets.
  • the first set of cells includes Q1 serving cells, the Q1 serving cells correspond to Q1 scheduling indicator values, and the Q1 scheduling indicator values are all the same.
  • the Q1 scheduling indicator values are respectively Q1 cif-InSchedulingCells.
  • the Q1 scheduling indicator values are respectively Q1 CIF (Carrier Indicator Field, carrier indicator field) values.
  • the Q1 scheduling indicator values are all equal to the second value.
  • the second value is equal to zero.
  • the second numerical value is equal to 8.
  • the second value is configured through RRC signaling.
  • the step S50 is located after the step S11 in the fifth embodiment.
  • the step S60 is located after the step S21 in the fifth embodiment.
  • the step S50 is located after the step S31 in the sixth embodiment.
  • the step S60 is located after the step S41 in the sixth embodiment.
  • the step S50 is performed simultaneously with the step S11 in the fifth embodiment.
  • the step S60 is performed simultaneously with the step S21 in the fifth embodiment.
  • the step S50 is performed simultaneously with the step S31 in the sixth embodiment.
  • the step S60 is performed simultaneously with the step S41 in the sixth embodiment.
  • Embodiment 8 illustrates another flow chart of Q2 first-type signals, as shown in FIG. 8 .
  • the first node U7 communicates with the second node N8 through a wireless link.
  • the sequence in this embodiment does not limit the signal transmission sequence and implementation sequence in this application.
  • the embodiments, sub-embodiments and subsidiary embodiments in Embodiment 8 can be applied to any embodiment in Embodiment 5, 6 or 7; otherwise, in the case of no conflict, Any of the embodiments, sub-embodiments, and sub-embodiments in Embodiment 5, 6, or 7 can be applied to Embodiment 8.
  • step S70 Q2 first-type signals are respectively sent in the Q2 candidate frequency domain resource sets.
  • step S80 Q2 first-type signals are respectively received in the Q2 candidate frequency domain resource sets.
  • the first signaling is used to determine the Q2 candidate frequency domain resource sets, and the Q2 is a positive integer; the first cell set includes Q1 serving cells, and the Q1 is greater than 1 A positive integer; the Q2 is smaller than the Q1; the Q2 candidate frequency domain resource sets respectively belong to the Q2 candidate bandwidth parts, and the Q2 candidate bandwidth parts respectively belong to the Q2 serving cells in the Q1 serving cells; The first cell is a serving cell in the Q1 serving cells and other than the Q2 serving cells; the first signaling is used to determine any one of the Q2 first-type signals QCL relationship of class signals.
  • a physical layer channel occupied by any one of the Q2 first-type signals includes a PUSCH.
  • the transmission channel occupied by any one of the Q2 first-type signals includes a UL-SCH.
  • the step S70 is located after the step S11 in the fifth embodiment.
  • the step S80 is located after the step S21 in the fifth embodiment.
  • the step S70 is located after the step S31 in the sixth embodiment.
  • the step S80 is located after the step S41 in the sixth embodiment.
  • the step S70 is performed simultaneously with the step S11 in the fifth embodiment.
  • the step S80 is performed simultaneously with the step S21 in the fifth embodiment.
  • the step S70 is performed simultaneously with the step S31 in the sixth embodiment.
  • the step S80 is performed simultaneously with the step S41 in the sixth embodiment.
  • Embodiment 9 illustrates a schematic diagram of a first cell, as shown in FIG. 9 .
  • described first cell comprises K1 candidate bandwidth part, and described K1 is equal to 4, and described K1 candidate bandwidth part is the first candidate bandwidth part, the second candidate bandwidth part, the third candidate bandwidth part respectively and a fourth candidate bandwidth portion.
  • the four BWP-Ids corresponding to the first candidate bandwidth part, the second candidate bandwidth part, the third candidate bandwidth part and the fourth candidate bandwidth part increase sequentially.
  • the four BWP-Ids corresponding to the first candidate bandwidth part, the second candidate bandwidth part, the third candidate bandwidth part and the fourth candidate bandwidth part decrease in sequence.
  • the first bandwidth part in this application is the first candidate bandwidth part.
  • the second bandwidth part in this application is one of the second candidate bandwidth part, the third candidate bandwidth part, or the fourth candidate bandwidth part.
  • the first candidate bandwidth part includes initialDownlinkBWP.
  • the first candidate bandwidth part includes initialUplinkBWP.
  • the BWP-Id used by the first candidate bandwidth part includes firstActiveDownlinkBWP-Id.
  • the BWP-Id used by the first candidate bandwidth part includes defaultDownlinkBWP-Id.
  • the BWP-Id used by the first candidate bandwidth part includes firstActiveUplinkBWP-Id.
  • the BWP-Id used by the first candidate bandwidth part includes defaultUplinkBWP-Id.
  • the frequency bandwidth occupied by the first candidate bandwidth part, the frequency bandwidth occupied by the second candidate bandwidth part, the frequency bandwidth occupied by the third candidate bandwidth part and the fourth candidate bandwidth are the same.
  • At least two of the first candidate bandwidth part, the second candidate bandwidth part, the third candidate bandwidth part and the fourth candidate bandwidth part occupy different frequency bandwidths.
  • Embodiment 10 illustrates a schematic diagram of a first set of cells, as shown in FIG. 10 .
  • the first set of cells includes Q1 serving cells, where Q1 is a positive integer greater than 1; any serving cell in the Q1 serving cells includes a positive integer number of bandwidth parts, and the Q1
  • the serving cells respectively include the Q1 candidate bandwidth parts; the target bandwidth part in this application is the candidate bandwidth part belonging to the first cell among the Q1 candidate bandwidth parts; the Q2 candidate bandwidth parts in this application
  • the candidate bandwidth parts are the Q2 candidate bandwidth parts among the Q1 candidate bandwidth parts that respectively belong to the Q2 serving cells in the Q1 serving cells; the thick rectangular boxes in the figure indicate the Q1 serving cells A serving cell in the cell, the rectangular grid filled with oblique lines in the figure corresponds to one candidate bandwidth part among the Q1 candidate bandwidth parts.
  • the Q1 identities corresponding to the Q1 candidate bandwidth parts in the Q1 serving cells are fixed.
  • the Q1 identities are Q1 BWP-Ids respectively.
  • the Q1 identities are all equal to 0.
  • the Q1 identities are all equal to 3.
  • the Q1 identities are all equal to 0.
  • the Q1 identities corresponding to the Q1 candidate bandwidth parts in the Q1 serving cells are configurable.
  • the Q1 identities are Q1 BWP-Ids respectively.
  • the Q1 identities are configured through RRC signaling.
  • the Q1 identities are indicated by MAC CE.
  • Embodiment 11 illustrates a schematic diagram of a target reference signal resource set, as shown in FIG. 11 .
  • the target reference signal resource set includes M1 reference signal resources, where M1 is a positive integer greater than 1, and the M1 reference signal resources respectively correspond to M1 beams in the figure.
  • the M1 reference signal resources respectively correspond to the M1 TCIs.
  • the M1 reference signal resources respectively correspond to the M1 TCI states.
  • the M1 reference signal resources respectively correspond to the M1 TCI-StateIds.
  • the M1 reference signal resources respectively correspond to the M1 beamforming vectors.
  • the M1 reference signal resources respectively correspond to M1 spatial reception parameters (Parameters).
  • the M1 reference signal resources respectively correspond to M1 spatial transmission parameters (Parameters).
  • Embodiment 12 illustrates a schematic diagram of a first reference signal resource set and a second reference signal resource set, as shown in FIG. 12 .
  • the first reference signal resource set includes M1 first reference signal resources, and the M1 first reference signal resources respectively correspond to TCI-State#1_1 to TCI-State#1_M1;
  • the second The reference signal resource set includes M1 second reference signal resources, so The M1 second reference signal resources respectively correspond to TCI-State#2_1 to TCI-State#2_M1.
  • the first reference signal resource set and the second reference signal resource set are respectively associated with two CORESET Pool identities.
  • the first set of reference signal resources and the second set of reference signal resources are respectively associated with two TRPs.
  • the first reference signal resource set and the second reference signal resource set are respectively associated to two Serving Cells.
  • the TCI-State#1_1 to the TCI-State#1_M1 are all non-negative integers, and any two of the TCI-State#1_1 to the TCI-State#1_M1 are different.
  • the TCI-State#2_1 to the TCI-State#2_M1 are all non-negative integers, and any two of the TCI-State#2_1 to the TCI-State#2_M1 are different.
  • the TCI-State #1_1 to the TCI-State #1_M1 are equal to the TCI-State #2_1 to the TCI-State #2_M1 respectively.
  • Embodiment 13 illustrates a schematic diagram of the first signaling, as shown in FIG. 13 .
  • the first signaling includes a third field
  • the third field included in the first signaling includes W1 subfields
  • W1 is equal to the sum of Q2 and 1 in this application, so
  • the W1 subfields included in the third field are respectively used to indicate the first signal and the Q2 first type signals.
  • the W1 subfields include the same number of bits.
  • the W1 subfields are respectively used to indicate the time domain resources respectively occupied by the first signal and the Q2 first type signals.
  • the W1 subfields are respectively used to indicate HARQ process numbers respectively used by the first signal and the Q2 first-type signals.
  • the W1 subfields are respectively used to indicate RV process numbers respectively adopted by the first signal and the Q2 first-type signals.
  • the W1 subfields are used to indicate NDIs respectively corresponding to the first signal and the Q2 first-type signals.
  • the value of W1 is related to the first field included in the first signaling.
  • the value of W1 is related to the number of serving cells indicated by the first field included in the first signaling.
  • Embodiment 14 illustrates another schematic diagram of the first signaling, as shown in FIG. 14 .
  • the first signaling includes W1 first-type domains, the W1 is equal to the sum of Q2 and 1 in this application, and the W1 first-type domains included in the third domain are respectively used to indicate the first signal and the Q2 first-type signals.
  • the W1 first-type fields include the same number of bits.
  • the W1 first-type fields are respectively used to indicate time-domain resources respectively occupied by the first signal and the Q2 first-type signals.
  • the W1 first-type fields are respectively used to indicate HARQ process numbers respectively used by the first signal and the Q2 first-type signals.
  • the W1 first-type fields are respectively used to indicate RV process numbers respectively adopted by the first signal and the Q2 first-type signals.
  • the W1 first-type fields are respectively used to indicate NDIs corresponding to the first signal and the Q2 first-type signals.
  • the value of W1 is related to the first field included in the first signaling.
  • the value of W1 is related to the number of serving cells indicated by the first field included in the first signaling.
  • Embodiment 15 illustrates a structural block diagram of a first node, as shown in FIG. 15 .
  • a first node 1500 includes a first receiver 1501 and a first transceiver 1502 .
  • the first receiver 1501 receives a first information block and receives first signaling, the first information block is used to determine a first cell set, and the first signaling is used to indicate a first frequency domain resource set,
  • the first set of cells includes a plurality of serving cells;
  • the first transceiver 1502 receives a first signal in the first frequency domain resource set, or sends a first signal in the first frequency domain resource set;
  • the first frequency domain resource set occupies a target bandwidth part, and the target bandwidth part belongs to the first cell; the demodulation reference signal of the channel occupied by the first signal and the target reference signal resource are quasi-shared address; the target reference signal resource belongs to a target reference signal resource set, the target reference signal resource set includes multiple reference signal resources, and the first signaling is used to indicate the target reference signal resource set from the target reference signal resource set The target reference signal resource; the target reference signal resource set is one of the first reference signal resource set or the second reference signal resource set; whether the first cell belongs to the first cell set is used for obtaining from the set The target reference signal resource set is determined between the first reference signal resource set or the second reference signal resource set.
  • the target reference signal set is the first reference signal resource set; when the first cell does not belong to the first cell set When , the target reference signal set is the second reference signal resource set; the first reference signal resource set is different from the second reference signal resource set.
  • all the serving cells included in the first set of cells can be scheduled by the same downlink control information.
  • the first transceiver 1502 respectively receives Q2 first-type signals in Q2 candidate frequency domain resource sets;
  • the first signaling is used to determine the Q2 candidate frequency domain resource sets, and the Q2 is a positive integer;
  • the first cell set includes Q1 serving cells, and the Q1 is a positive integer greater than 1;
  • the Q2 is smaller than the Q1;
  • the Q2 candidate frequency domain resource sets respectively belong to the Q2 candidate bandwidth parts, and the Q2 candidate bandwidth parts respectively belong to the Q2 serving cells in the Q1 serving cells;
  • the first A cell is a serving cell in the Q1 serving cells and other than the Q2 serving cells;
  • the first signaling is used to determine the signal of any one of the Q2 first-type signals QCL relationship.
  • the first transceiver 1502 sends Q2 first-type signals respectively in Q2 candidate frequency domain resource sets;
  • the first signaling is used to determine the Q2 candidate frequency domain resource sets, and the Q2 is a positive integer;
  • the first cell set includes Q1 serving cells, and the Q1 is a positive integer greater than 1;
  • the Q2 is smaller than the Q1;
  • the Q2 candidate frequency domain resource sets respectively belong to the Q2 candidate bandwidth parts, and the Q2 candidate bandwidth parts respectively belong to the Q2 serving cells in the Q1 serving cells;
  • the first A cell is a serving cell in the Q1 serving cells and other than the Q2 serving cells;
  • the first signaling is used to determine the signal of any one of the Q2 first-type signals QCL relationship.
  • the demodulation reference signal of a channel occupied by any one of the Q2 first-type signals and the target reference signal resource are quasi-co-located.
  • the first cell includes K1 candidate bandwidth parts, and the target bandwidth part is one of the K1 candidate bandwidth parts; the K1 is a positive integer greater than 1; the first cell Whether it belongs to the first set of cells is used to determine the target bandwidth part from the K1 candidate bandwidth parts.
  • the K1 candidate bandwidth parts include a first bandwidth part; when the target bandwidth part is the first bandwidth part, the target bandwidth part is simultaneously associated with the first reference signal resource set and the second reference signal resource set; when the target bandwidth part is a candidate bandwidth part other than the first bandwidth part, the target bandwidth part is only associated with the second reference signal resource set.
  • At least one of the number of bits included in at least one field carried in the first signaling or the number of fields included in the first signaling is related to the first value,
  • the first value is equal to the sum of Q2 and 1.
  • the Q2 candidate bandwidth parts and the target bandwidth part all use the first subcarrier spacing.
  • the first signaling includes a first field, and the first field included in the first signaling is used to determine the first cell and the Q2 serving cells.
  • the first set of cells includes Q1 serving cells, and the Q1 serving cells respectively correspond to Q1 scheduling indication value, the Q1 scheduling indication values are all the same.
  • the first receiver 1501 includes at least the first four of the antenna 452 , receiver 454 , multi-antenna receiving processor 458 , receiving processor 456 , and controller/processor 459 in Embodiment 4.
  • the first transceiver 1502 includes the antenna 452, the receiver 454, the transmitter 454, the multi-antenna transmission processor 457, the transmission processor 468, the multi-antenna reception processor 458, the reception processing At least the first six of the controller 456 and the controller/processor 459.
  • the first information block includes RRC signaling
  • the physical layer channel occupied by the first signaling includes PDCCH
  • the first cell set includes multiple serving cells that can be scheduled by the same DCI
  • the target reference signal resource set includes multiple reference signal resources corresponding to multiple TCI-StateIds
  • the physical layer channel occupied by the first signal includes a PDSCH.
  • the first information block includes RRC signaling
  • the physical layer channel occupied by the first signaling includes PDCCH
  • the first cell set includes multiple serving cells that can be scheduled by the same DCI
  • the target reference signal resource set includes multiple reference signal resources corresponding to multiple SRIs
  • the physical layer channel occupied by the first signal includes a PDSCH.
  • Embodiment 16 illustrates a structural block diagram of a second node, as shown in FIG. 16 .
  • the second node 1600 includes a first transmitter 1601 and a second transceiver 1602 .
  • the first transmitter 1601 sends a first information block and sends first signaling, where the first information block is used to determine a first cell set, and where the first signaling is used to indicate a first frequency domain resource set,
  • the first set of cells includes a plurality of serving cells;
  • the second transceiver 1602 is configured to send a first signal in the first frequency domain resource set, or receive a first signal in the first frequency domain resource set;
  • the first frequency domain resource set occupies a part of the target bandwidth, and the part of the target bandwidth belongs to the first cell; the demodulation reference signal of the channel occupied by the first signal and the target reference signal resource are quasi-shared address; the target reference signal resource belongs to a target reference signal resource set, the target reference signal resource set includes multiple reference signal resources, and the first signaling is used to indicate the target reference signal resource set from the target reference signal resource set The target reference signal resource; the target reference signal resource set is one of the first reference signal resource set or the second reference signal resource set; whether the first cell belongs to the first cell set is used for obtaining from the set The target reference signal resource set is determined between the first reference signal resource set or the second reference signal resource set.
  • the target reference signal set is the first reference signal resource set; when the first cell does not belong to the first cell set When , the target reference signal set is the second reference signal resource set; the first reference signal resource set is different from the second reference signal resource set.
  • all the serving cells included in the first set of cells can be scheduled by the same downlink control information.
  • the second transceiver 1602 sends Q2 first-type signals respectively in Q2 candidate frequency domain resource sets;
  • the first signaling is used to determine the Q2 candidate frequency domain resource sets, and the Q2 is a positive integer;
  • the first cell set includes Q1 serving cells, and the Q1 is a positive integer greater than 1;
  • the Q2 is smaller than the Q1;
  • the Q2 candidate frequency domain resource sets respectively belong to the Q2 candidate bandwidth parts, and the Q2 candidate bandwidth parts respectively belong to the Q2 serving cells in the Q1 serving cells;
  • the first A cell is a serving cell in the Q1 serving cells and other than the Q2 serving cells;
  • the first signaling is used to determine the signal of any one of the Q2 first-type signals QCL relationship.
  • the second transceiver 1602 respectively receives Q2 first-type signals in Q2 candidate frequency domain resource sets
  • the first signaling is used to determine the Q2 candidate frequency domain resource sets, and the Q2 is a positive integer;
  • the first cell set includes Q1 serving cells, and the Q1 is a positive integer greater than 1;
  • the Q2 is smaller than the Q1;
  • the Q2 candidate frequency domain resource sets respectively belong to the Q2 candidate bandwidth parts, and the Q2 candidate bandwidth parts respectively belong to the Q2 serving cells in the Q1 serving cells;
  • the first A cell is a serving cell in the Q1 serving cells and other than the Q2 serving cells;
  • the first signaling is used to determine the signal of any one of the Q2 first-type signals QCL relationship.
  • the demodulation reference signal of a channel occupied by any one of the Q2 first-type signals and the target reference signal resource are quasi-co-located.
  • the first cell includes K1 candidate bandwidth parts, and the target bandwidth part is one of the K1 candidate bandwidth parts; the K1 is a positive integer greater than 1; the first cell Whether it belongs to the first set of cells is used to determine the target bandwidth part from the K1 candidate bandwidth parts.
  • the K1 candidate bandwidth parts include a first bandwidth part; when the target bandwidth part is the first bandwidth part, the target bandwidth part is simultaneously associated with the first reference signal resource set and the second reference signal resource set; when the target bandwidth part is a candidate bandwidth part other than the first bandwidth part, the target bandwidth part is only associated with the second reference signal resource set.
  • At least one of the number of bits included in at least one field carried in the first signaling or the number of fields included in the first signaling is related to the first value,
  • the first value is equal to the sum of Q2 and 1.
  • the Q2 candidate bandwidth parts and the target bandwidth part all use the first subcarrier spacing.
  • the first signaling includes a first field, and the first field included in the first signaling is used to determine the first cell and the Q2 serving cells.
  • the first set of cells includes Q1 serving cells, the Q1 serving cells respectively correspond to Q1 scheduling indicator values, and the Q1 scheduling indicator values are all the same.
  • the first transmitter 1601 includes at least the first four of the antenna 420, the transmitter 418, the multi-antenna transmission processor 471, the transmission processor 414, and the controller/processor 475 in Embodiment 4.
  • the second transceiver 1602 includes the antenna 420, the receiver 418, the multi-antenna receiving processor 472, the receiving processor 470, the transmitter 418, the multi-antenna transmitting processor 471, the transmitting processing At least the first 6 of the controller 414 and the controller/processor 475.
  • the first information block includes RRC signaling
  • the physical layer channel occupied by the first signaling includes PDCCH
  • the first cell set includes multiple serving cells that can be scheduled by the same DCI
  • the target reference signal resource set includes multiple reference signal resources corresponding to multiple TCI-StateIds
  • the physical layer channel occupied by the first signal includes a PDSCH.
  • the first information block includes RRC signaling
  • the physical layer channel occupied by the first signaling includes PDCCH
  • the first cell set includes multiple serving cells that can be scheduled by the same DCI
  • the target reference signal resource set includes multiple reference signal resources corresponding to multiple SRIs
  • the physical layer channel occupied by the first signal includes a PDSCH.
  • the first node in this application includes but is not limited to mobile phones, tablet computers, notebooks, network cards, low-power devices, eMTC devices, NB-IoT devices, vehicle communication devices, vehicles, vehicles, RSUs, aircrafts, airplanes, wireless Man-machine, remote control aircraft and other wireless communication equipment.
  • the second node in this application includes but not limited to macrocell base station, microcell base station, small cell base station, home base station, relay base station, eNB, gNB, transmission and receiving node TRP, GNSS, relay satellite, satellite base station, aerial base station , RSU, unmanned aerial vehicles, test equipment, such as transceiver devices or signaling testers that simulate some functions of base stations, and other wireless communication equipment.

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

Abstract

La présente demande divulgue un procédé et un appareil utilisés dans un nœud pour une communication sans fil. Un nœud reçoit d'abord un premier bloc d'informations et reçoit une première signalisation, le premier bloc d'informations étant utilisé pour déterminer un premier ensemble de cellules et la première signalisation étant utilisée pour indiquer un premier ensemble de ressources de domaine fréquentiel ; et ensuite un premier signal est reçu ou envoyé dans le premier ensemble de ressources de domaine fréquentiel. Une partie de largeur de bande cible occupée par le premier ensemble de ressources de domaine fréquentiel appartient à une première cellule ; le premier signal et une ressource de signal de référence cible sont quasi colocalisés ; la première signalisation est utilisée pour indiquer la ressource de signal de référence cible dans un ensemble de ressources de signal de référence cible ; l'ensemble de ressources de signal de référence cible est un premier ensemble de ressources de signal de référence ou un second ensemble de ressources de signal de référence ; et l'appartenance de la première cellule au premier ensemble de cellules est utilisée pour déterminer l'ensemble de ressources de signal de référence cible. Selon la présente demande, la conception de paramètres spatiaux dans une programmation à multiples porteuses est améliorée de façon à améliorer la flexibilité du système.
PCT/CN2023/076687 2022-03-01 2023-02-17 Procédé et appareil utilisés dans un nœud pour une communication sans fil WO2023165344A1 (fr)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113473611A (zh) * 2020-03-31 2021-10-01 维沃移动通信有限公司 资源调度方法、装置及ue
WO2021201533A1 (fr) * 2020-03-31 2021-10-07 삼성전자 주식회사 Procédé et appareil permettant de réaliser une communication dans un système de communication sans fil
WO2021220438A1 (fr) * 2020-04-28 2021-11-04 株式会社Ｎｔｔドコモ Terminal
WO2021219060A1 (fr) * 2020-04-29 2021-11-04 中兴通讯股份有限公司 Procédé d'indication d'informations, procédé de détermination d'informations, procédé de détermination d'informations de fréquence porteuse, nœud de communication, terminal et support
US20220039140A1 (en) * 2020-07-28 2022-02-03 Comcast Cable Communications, Llc Control Channel Repetition Using Multiple Coresets

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113473611A (zh) * 2020-03-31 2021-10-01 维沃移动通信有限公司 资源调度方法、装置及ue
WO2021201533A1 (fr) * 2020-03-31 2021-10-07 삼성전자 주식회사 Procédé et appareil permettant de réaliser une communication dans un système de communication sans fil
WO2021220438A1 (fr) * 2020-04-28 2021-11-04 株式会社Ｎｔｔドコモ Terminal
WO2021219060A1 (fr) * 2020-04-29 2021-11-04 中兴通讯股份有限公司 Procédé d'indication d'informations, procédé de détermination d'informations, procédé de détermination d'informations de fréquence porteuse, nœud de communication, terminal et support
US20220039140A1 (en) * 2020-07-28 2022-02-03 Comcast Cable Communications, Llc Control Channel Repetition Using Multiple Coresets

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