WO2024166375A1 - Équipement utilisateur, station de base, système de communication sans fil et procédé de communication sans fil - Google Patents

Équipement utilisateur, station de base, système de communication sans fil et procédé de communication sans fil Download PDF

Info

Publication number
WO2024166375A1
WO2024166375A1 PCT/JP2023/004604 JP2023004604W WO2024166375A1 WO 2024166375 A1 WO2024166375 A1 WO 2024166375A1 JP 2023004604 W JP2023004604 W JP 2023004604W WO 2024166375 A1 WO2024166375 A1 WO 2024166375A1
Authority
WO
WIPO (PCT)
Prior art keywords
resource
muting
uplink signal
transmission
signal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2023/004604
Other languages
English (en)
Japanese (ja)
Inventor
大輔 栗田
浩樹 原田
チーピン ピ
ジン ワン
ラン チン
チャオチン チェン
ヨン リ
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTT Docomo Inc
Original Assignee
NTT Docomo Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NTT Docomo Inc filed Critical NTT Docomo Inc
Priority to JP2024576059A priority Critical patent/JPWO2024166375A1/ja
Priority to PCT/JP2023/004604 priority patent/WO2024166375A1/fr
Publication of WO2024166375A1 publication Critical patent/WO2024166375A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

Definitions

  • This disclosure relates to a terminal, a base station, a wireless communication system, and a wireless communication method that support measurement of CLI (Cross Link Interference).
  • CLI Cross Interference
  • the 3rd Generation Partnership Project (3GPP) is developing specifications for the 5th generation mobile communication system (5G, also known as New Radio (NR) or Next Generation (NG)) and is also developing specifications for the next generation, known as Beyond 5G, 5G Evolution or 6G.
  • 5G also known as New Radio (NR) or Next Generation (NG)
  • NG Next Generation
  • Non-Patent Document 1 3GPP Release 18 is considering the extension of duplexing methods (Non-Patent Document 1). Specifically, XDD (Cross Division Duplex) is proposed as a new duplexing method that enables simultaneous use of the downlink (DL) and uplink (UL) within a carrier in the time division duplex (TDD) band.
  • XDD Cross Division Duplex
  • Non-Patent Document 2 In order to expand such duplexing methods, interference countermeasure technologies, such as Cross Link Interference (CLI), are important. Measurement of CLI by terminals (User Equipment, UE) and reporting of CLI measurement results are specified in 3GPP Release 16 and other documents (Non-Patent Document 2).
  • CLI Cross Link Interference
  • an interfered base station e.g., victim gNB
  • CLI CLI
  • the present disclosure has been made to solve the above-mentioned problems, and aims to provide a terminal, a base station, a wireless communication system, and a wireless communication method that can properly measure CLI between base stations.
  • the terminal comprises a transmitter that transmits an uplink signal and a controller that controls the transmission of the uplink signal, and the controller stops the transmission of the uplink signal in a specific resource for measuring cross-link interference between base stations.
  • the outline of the disclosure is that the base station is equipped with a receiving unit that receives an uplink signal and a control unit that assumes reception of the uplink signal, and the control unit assumes that the terminal will stop transmitting the uplink signal in a specific resource for measuring cross-link interference between base stations.
  • the outline of the disclosure is a wireless communication system comprising a terminal and a base station, the terminal comprising a transmitter for transmitting an uplink signal and a controller for controlling the transmission of the uplink signal, and the controller halting the transmission of the uplink signal in a specific resource for measuring cross-link interference between base stations.
  • the outline of the disclosure is a wireless communication method comprising step A of transmitting an uplink signal and step B of controlling the transmission of the uplink signal, the step B including a step of stopping the transmission of the uplink signal in a specific resource for measuring cross-link interference between base stations.
  • FIG. 1 is a schematic diagram showing the overall configuration of a wireless communication system 10.
  • FIG. 2 is a diagram illustrating the frequency ranges used in the wireless communication system 10.
  • FIG. 3 is a diagram showing an example of the configuration of a radio frame, a subframe, and a slot used in the radio communication system 10.
  • FIG. 4 is a functional block diagram of the UE 200.
  • Figure 5 is a functional block diagram of gNB100.
  • FIG. 6 is a diagram for explaining the problem.
  • FIG. 7 is a diagram for explaining an operation example.
  • FIG. 8 is a diagram showing an example of the hardware configuration of gNB100 and UE200.
  • FIG. 9 is a diagram showing an example of the configuration of a vehicle 2001.
  • FIG. 1 is an overall schematic configuration diagram of a wireless communication system 10 according to an embodiment.
  • the wireless communication system 10 is a wireless communication system conforming to 5G New Radio (NR) and includes a Next Generation-Radio Access Network 20 (hereinafter, NG-RAN 20) and a terminal 200 (hereinafter, UE (User Equipment) 200).
  • NR 5G New Radio
  • NG-RAN 20 Next Generation-Radio Access Network
  • UE User Equipment
  • the wireless communication system 10 may be a wireless communication system conforming to a method called Beyond 5G, 5G Evolution, or 6G.
  • NG-RAN 20 includes a base station 100 (hereinafter, gNB 100).
  • gNB 100 base station 100
  • NG-RAN20 actually includes multiple NG-RAN Nodes, specifically gNBs (or ng-eNBs), and is connected to a 5G-compliant core network (5GC, not shown). Note that NG-RAN20 and 5GC may also be simply referred to as a "network.”
  • the gNB100 is a 5G-compliant radio base station, and performs 5G-compliant radio communication with the UE200.
  • the gNB100 and UE200 are capable of supporting Massive MIMO (Multiple-Input Multiple-Output), which generates a more directional beam BM by controlling radio signals transmitted from multiple antenna elements, Carrier Aggregation (CA), which uses multiple component carriers (CC) by bundling them together, and Dual Connectivity (DC), which communicates simultaneously on two or more transport blocks between the UE and each of two NG-RAN Nodes.
  • Massive MIMO Multiple-Input Multiple-Output
  • CA Carrier Aggregation
  • CC component carriers
  • DC Dual Connectivity
  • the wireless communication system 10 supports multiple frequency ranges (FR).
  • Figure 2 shows the frequency ranges used in the wireless communication system 10.
  • the wireless communication system 10 corresponds to FR1, FR2-1, and FR2-2.
  • the frequency bands of each FR are as follows:
  • FR1 may use a Sub-Carrier Spacing (SCS) of 15, 30 or 60 kHz and a bandwidth (BW) of 5 to 100 MHz.
  • FR2-1 may be higher in frequency than FR1, use an SCS of 60 or 120 kHz (may include 240 kHz) and use a bandwidth (BW) of 50 to 400 MHz.
  • FR2-2 may be higher in frequency than FR2-1, use an SCS of 120, 480 kHz or 960 kHz and use a bandwidth (BW) of 400 to 2000 MHz.
  • SCS may also be interpreted as numerology. Numerology is defined in 3GPP TS38.300 and corresponds to one subcarrier spacing in the frequency domain.
  • the wireless communication system 10 also supports higher frequency bands than the FR2-2 frequency band. Specifically, the wireless communication system 10 supports frequency bands exceeding 52.6 GHz up to 71 GHz or 114.25 GHz. For convenience, such high frequency bands may be referred to as "FR2x.”
  • Cyclic Prefix-Orthogonal Frequency Division Multiplexing CP-OFDM
  • DFT-S-OFDM Discrete Fourier Transform - Spread
  • SCS Sub-Carrier Spacing
  • FIG. 3 shows an example of the configuration of a radio frame, subframe, and slot used in the wireless communication system 10.
  • one slot is made up of 14 symbols, and the larger (wider) the SCS, the shorter the symbol period (and slot period).
  • the SCS is not limited to the interval (frequency) shown in Figure 3. For example, 480 kHz, 960 kHz, etc. may be used.
  • the number of symbols that make up one slot does not necessarily have to be 14 symbols (e.g., 28 symbols, 56 symbols). Furthermore, the number of slots per subframe may differ depending on the SCS.
  • time direction (t) shown in FIG. 3 may be called the time domain, symbol period, or symbol time.
  • the frequency direction may be called the frequency domain, resource block, subcarrier, bandwidth part (BWP), etc.
  • DMRS is a type of reference signal and is prepared for various channels. Unless otherwise specified, the term may refer to a downlink data channel, specifically, a DMRS for a PDSCH (Physical Downlink Shared Channel). However, a DMRS for an uplink data channel, specifically, a PUSCH (Physical Uplink Shared Channel), may be interpreted as being the same as a DMRS for a PDSCH.
  • DMRS may be used for channel estimation in a device, e.g., UE 200, as part of coherent demodulation. DMRS may only be present in resource blocks (RBs) used for PDSCH transmission.
  • RBs resource blocks
  • the DMRS may have multiple mapping types. Specifically, the DMRS has mapping type A and mapping type B. In mapping type A, the first DMRS is placed in the second or third symbol of a slot. In mapping type A, the DMRS may be mapped relative to the slot boundary, regardless of where in the slot the actual data transmission starts. The reason for placing the first DMRS in the second or third symbol of a slot may be interpreted as being to place the first DMRS after the control resource sets (CORESET).
  • CORESET control resource sets
  • the first DMRS may be placed in the first symbol of the data allocation, i.e., the position of the DMRS may be given relative to where the data is placed, rather than relative to a slot boundary.
  • DMRS may have multiple types. Specifically, DMRS has Type 1 and Type 2. Type 1 and Type 2 differ in mapping in the frequency domain and the maximum number of orthogonal reference signals. Type 1 is a single-symbol DMRS that can output up to four orthogonal signals, and Type 2 is a double-symbol DMRS that can output up to eight orthogonal signals.
  • FIG. 4 is a functional block diagram of UE 200.
  • UE 200 includes a radio signal transmitting/receiving unit 210, an amplifier unit 220, a modulation/demodulation unit 230, a control signal/reference signal processing unit 240, an encoding/decoding unit 250, a data transmitting/receiving unit 260, and a control unit 270.
  • the radio signal transmission/reception unit 210 transmits and receives radio signals conforming to NR.
  • the radio signal transmission/reception unit 210 supports Massive MIMO, CA that uses a bundle of multiple CCs, and DC that simultaneously communicates between a UE and each of two NG-RAN nodes.
  • the amplifier section 220 is composed of a PA (Power Amplifier)/LNA (Low Noise Amplifier) etc.
  • the amplifier section 220 amplifies the signal output from the modem section 230 to a predetermined power level.
  • the amplifier section 220 also amplifies the RF signal output from the wireless signal transmission/reception section 210.
  • the modem unit 230 performs data modulation/demodulation, transmission power setting, resource block allocation, etc. for each predetermined communication destination (gNB100 or other gNB).
  • the modem unit 230 may apply Cyclic Prefix-Orthogonal Frequency Division Multiplexing (CP-OFDM)/Discrete Fourier Transform - Spread (DFT-S-OFDM).
  • CP-OFDM Cyclic Prefix-Orthogonal Frequency Division Multiplexing
  • DFT-S-OFDM Discrete Fourier Transform - Spread
  • DFT-S-OFDM may be used not only for the uplink (UL) but also for the downlink (DL).
  • the control signal/reference signal processing unit 240 performs processing related to various control signals transmitted and received by the UE 200, and processing related to various reference signals transmitted and received by the UE 200.
  • control signal/reference signal processor 240 receives various control signals, such as radio resource control layer (RRC) control signals, transmitted from the gNB 100 via a predetermined control channel.
  • RRC radio resource control layer
  • the control signal/reference signal processor 240 also transmits various control signals to the gNB 100 via a predetermined control channel.
  • the control signal/reference signal processing unit 240 performs processing using reference signals (RS) such as the Demodulation Reference Signal (DMRS) and the Phase Tracking Reference Signal (PTRS).
  • RS reference signals
  • DMRS Demodulation Reference Signal
  • PTRS Phase Tracking Reference Signal
  • DMRS is a known reference signal (pilot signal) between the base station and the terminal for each terminal, used to estimate the fading channel used for data demodulation.
  • PTRS is a terminal-specific reference signal intended to estimate phase noise, which is an issue in high frequency bands.
  • reference signals may also include Channel State Information-Reference Signal (CSI-RS), Sounding Reference Signal (SRS), and Positioning Reference Signal (PRS) for location information.
  • CSI-RS Channel State Information-Reference Signal
  • SRS Sounding Reference Signal
  • PRS Positioning Reference Signal
  • Control channels also include control channels and data channels.
  • Control channels include PDCCH (Physical Downlink Control Channel), PUCCH (Physical Uplink Control Channel), RACH (Random Access Channel), Downlink Control Information (DCI) including Random Access Radio Network Temporary Identifier (RA-RNTI), and Physical Broadcast Channel (PBCH).
  • PDCCH Physical Downlink Control Channel
  • PUCCH Physical Uplink Control Channel
  • RACH Random Access Channel
  • DCI Downlink Control Information
  • RA-RNTI Random Access Radio Network Temporary Identifier
  • PBCH Physical Broadcast Channel
  • data channels include PDSCH (Physical Downlink Shared Channel) and PUSCH (Physical Uplink Shared Channel).
  • Data refers to data transmitted via a data channel.
  • a data channel may also be read as a shared channel.
  • the control signal/reference signal processing unit 240 may receive downlink control information (DCI).
  • DCI includes fields that store existing fields such as DCI Formats, Carrier indicator (CI), BWP indicator, FDRA (Frequency Domain Resource Assignment), TDRA (Time Domain Resource Assignment), MCS (Modulation and Coding Scheme), HPN (HARQ Process Number), NDI (New Data Indicator), and RV (Redundancy Version).
  • the value stored in the DCI Format field is an information element that specifies the format of the DCI.
  • the value stored in the CI field is an information element that specifies the CC to which the DCI applies.
  • the value stored in the BWP indicator field is an information element that specifies the BWP to which the DCI applies.
  • the BWP that can be specified by the BWP indicator is set by an information element (BandwidthPart-Config) included in the RRC message.
  • the value stored in the FDRA field is an information element that specifies the frequency domain resource to which the DCI applies.
  • the frequency domain resource is identified by the value stored in the FDRA field and the information element (RA Type) included in the RRC message.
  • the value stored in the TDRA field is an information element that specifies the time domain resource to which the DCI applies.
  • the time domain resource is identified by the value stored in the TDRA field and the information elements (pdsch-TimeDomainAllocationList, pusch-TimeDomainAllocationList) included in the RRC message.
  • the time domain resource may be identified by the value stored in the TDRA field and the default table.
  • the value stored in the MCS field is an information element that specifies the MCS to which the DCI applies.
  • the MCS is specified by the value stored in the MCS and the MCS table.
  • the MCS table may be specified by an RRC message or may be specified by RNTI scrambling.
  • the value stored in the HPN field is an information element that specifies the HARQ Process to which the DCI is applied.
  • the value stored in the NDI is an information element that specifies whether the data to which the DCI is applied is initial transmission data or not.
  • the value stored in the RV field is an information element that specifies the redundancy of the data to which the DCI is applied.
  • the encoding/decoding unit 250 performs data division/concatenation and channel coding/decoding for each predetermined communication destination (gNB100 or other gNB).
  • the encoding/decoding unit 250 divides the data output from the data transmission/reception unit 260 into pieces of a predetermined size, and performs channel coding on the divided data.
  • the encoding/decoding unit 250 also decodes the data output from the modem unit 230, and concatenates the decoded data.
  • the data transmission/reception unit 260 transmits and receives Protocol Data Units (PDUs) and Service Data Units (SDUs). Specifically, the data transmission/reception unit 260 performs assembly/disassembly of PDUs/SDUs in multiple layers (such as the Medium Access Control layer (MAC), Radio Link Control layer (RLC), and Packet Data Convergence Protocol layer (PDCP)). The data transmission/reception unit 260 also performs data error correction and retransmission control based on HARQ (Hybrid Automatic Repeat Request).
  • MAC Medium Access Control layer
  • RLC Radio Link Control layer
  • PDCP Packet Data Convergence Protocol layer
  • the data transmission/reception unit 260 also performs data error correction and retransmission control based on HARQ (Hybrid Automatic Repeat Request).
  • HARQ Hybrid Automatic Repeat Request
  • the control unit 270 controls each functional block constituting the UE 200.
  • the control unit 270 constitutes a control unit that controls the transmission of an uplink signal (PUCCH or PUSCH).
  • the control unit 270 stops the transmission of the uplink signal (PUCCH or PUSCH) in a specific resource for measuring cross-link interference between base stations.
  • the radio signal transmission/reception unit 210 may be considered to be a transmission unit that transmits the uplink signal (PUCCH or PUSCH).
  • the frequency granularity of a specific resource is smaller than the frequency granularity of the uplink signal resources that can be cancelled by downlink control information (DCI format 2_4/UL cancellation indication) (see option 1-2 in operation example 1).
  • UE200 may be considered to be a terminal that transmits an UL signal that is interfered with by a DL signal in cross-link interference between base stations (gNB-to-gNB CLI (Cross Link Interference)).
  • gNB-to-gNB CLI may mean that the UL signal of UE200 served by gNB100 (victim gNB) is interfered with by a DL signal transmitted by gNB100 (neighbor gNB) adjacent to the victim gNB.
  • FIG. 5 is a functional block diagram of the gNB100. As shown in FIG. 5, the gNB100 has a receiving unit 110, a transmitting unit 120, and a control unit 130.
  • the receiving unit 110 receives various signals from the UE 200.
  • the receiving unit 110 may receive an UL signal via a PUCCH or a PUSCH.
  • the receiving unit 110 constitutes a receiving unit that receives an uplink signal (PUCCH or PUSCH).
  • the transmitter 120 transmits various signals to the UE 200.
  • the transmitter 120 may transmit DL signals via the PDCCH or PDSCH.
  • the control unit 130 controls the gNB 100.
  • the control unit 130 constitutes a control unit that assumes reception of an uplink signal (PUCCH or PUSCH).
  • the control unit 130 assumes that the terminal (UE 200) stops transmitting an uplink signal (PUCCH or PUSCH) in a specific resource for measuring cross-link interference between base stations.
  • gNB100 may be considered to be a base station that transmits a UL signal that is interfered with by a DL signal in a gNB-to-gNB CLI. In other words, gNB100 may be considered to be a victim gNB.
  • gNB100 sets or designates "DL”, “F (Flexible)” or “UL” for each symbol.
  • gNB100 sets or designates "DL” for symbols of one frequency resource (e.g., sub-band(s)) and sets or designates "UL” for symbols of other frequency resources (e.g., sub-band(s)).
  • Such a method may be referred to as SBFD (Sub-Band non-overlapping Full Duplex).
  • CLI may occur in which the UL signal of UE200 served by a first cell interferes with the DL signal of UE200 served by a second cell adjacent to the first cell.
  • UE200 served by the second cell measures the CLI and transmits a CLI report.
  • gNB-to-gNB CLI may mean that the UL signal of UE200 served by gNB100 (victim gNB) is interfered with by DL signals transmitted by gNB100 (neighbor gNB) adjacent to the victim gNB.
  • the victim gNB In order for the victim gNB to properly measure the gNB-to-gNB CLI, it is preferable for the victim gNB to mute the UL signal of the UE 200 it serves at specific RE(s) (resource element(s)).
  • UL cancellation indication (UL CI) is supported by DCI format 2_4.
  • the granularity of resources that can be muted by existing UL CIs is too coarse to adequately mute resources for gNB-to-gNB CLI measurements.
  • the granularity of muting in the frequency domain is only two groups for the BWP. For example, UE200 cannot mute resources for gNB-to-gNB CLI measurements at the RE(s) level instead of all PRBs of the entire BWP or half the BWP.
  • the resources that need to be muted for gNB-to-gNB CLI measurements are a very small number of RE(s), and gNB-to-gNB CLI measurements do not require UE200 to cancel all UL transmissions (e.g., rate matching related resources).
  • Operation example 1 In the operation example 1, a semi-static configuration of a specific resource (UL muting resource) that stops a UL signal for measuring a gNB-to-gNB CLI will be described.
  • the UL muting resource may be read as a rate matching pattern.
  • one or more settings may be semi-statically configured for the UL muting resource.
  • the UL muting resource may be configured separately for the SBFD slot, SBFD symbol, non-SBFD slot, and non-SBFD symbol.
  • UE200 is instructed to use a UL muting resource for UL transmission as the UL muting resource setting. UE200 does not transmit a UL channel or UL signal in the UL muting resource. For example, rate matching of the UL channel or UL signal is performed only in non-muting resources, or UL channels or UL signals that overlap with the UL muting resource are canceled.
  • the UL muting resource configuration may include time domain location.
  • the UL muting resource configuration may include a slot (and/or slot) index(es) indicating whether UL transmission should be muted at the slot/symbol at the frequency domain location where UL transmission muting is configured.
  • the frequency location where UL transmission muting is configured is described below (option 1-2).
  • the time domain indication may be applied periodically based on the periodicity of the higher layer parameters (TDD-Config-Common or TDD-Config-Dedicated). Alternatively, the time domain indication may be applied periodically based on a periodicity that is set separately from the periodicity of the higher layer parameters.
  • frequency domain location where UL transmission is muted may be set differently for different slots/symbols.
  • At least one of the periodicity, offset and period may be configured for the UL muting resource.
  • the UL muting resource configuration may include a frequency domain indication.
  • the frequency domain indication may have the following Alts:
  • the frequency domain indication indicates whether UL transmission should be muted or not at the granularity of the frequency domain RB group.
  • the frequency domain indication may include the RB group index(es) for which UL transmission should be muted.
  • the frequency domain indication may include a bitmap indicating for each RB group whether UL transmission should be muted or not.
  • the frequency domain indication indicates whether UL transmission should be muted or not at the granularity of the frequency domain RB.
  • the frequency domain indication may include at least one selected from a PRB to start muting UL transmissions, a PRB to end muting UL transmissions, and a number of PRBs to mute UL transmissions.
  • the frequency domain indication may include the PRB index(es) at which UL transmissions should be muted.
  • the frequency domain indication may include a bitmap indicating for each PRB whether UL transmission should be muted or not.
  • the frequency domain location indicates the RB group(s) containing the UL muting resource and indicates the RB(s) for which UL transmission should be muted in the indicated RB group(s).
  • Alt.1 may be applied.
  • the indication may be by the PRB index(es) for which UL transmission should be muted in the indicated RB group(s) or by a bitmap indicating for each PRB whether UL transmission should be muted in the indicated RB group(s).
  • the frequency domain indication indicates whether UL transmissions should be muted or not at the granularity of the frequency domain RE.
  • the frequency domain indication may include a bitmap indicating for each RE whether UL transmission should be muted or not.
  • the frequency domain location indicates the RB(s) containing UL muting resource and indicates the RE(s) that should mute UL transmission in the indicated RB(s).
  • Alt.2 may be applied.
  • the indication may be by the RE index(es) that should mute UL transmission in the indicated RB(s) or by a bitmap indicating for each RE whether UL transmission should be muted in the indicated RB(s).
  • (4.2) Operation example 2 In the second operation example, a dynamic instruction of a resource (UL muting resource) for muting a UL signal for measuring a gNB-to-gNB CLI will be described.
  • the UL muting resource may be read as a rate matching pattern.
  • UE200 is instructed of a UL muting resource for UL transmission by dynamic instruction. UE200 does not transmit a UL channel or UL signal in the UL muting resource. For example, rate matching of the UL channel or UL signal is performed only in non-muting resources, or a UL channel or UL signal that overlaps with the UL muting resource is canceled.
  • Example 1 the time and frequency domain locations where UL transmissions are muted (UL muting resource settings) are configured by RRC as described in Operational Example 1 above.
  • the content of the dynamic instruction includes information (fields) that specify one or more UL muting resource settings (UL muting resource (pattern)). For example, field00 may specify UL muting resource (pattern) index #0, and field01 may specify UL muting resource (pattern) index #1.
  • UE200 may perform the following operations:
  • UE200 may periodically apply the UL muting resource configuration until it detects a dynamic indication indicating deactivation of the UL muting resource configuration.
  • the UE 200 may periodically apply UL muting resource configuration for X times/slots/subframes/frames/ms/s.
  • the value of X may be predefined in the wireless communication system 10, may be set by the RRC, or may be indicated by a dynamic instruction.
  • the frequency domain location where UL transmission is muted (UL muting resource setting) is configured by RRC as described in operational example 1 above.
  • the time domain location where UL transmission is muted is indicated by a dynamic instruction.
  • UE200 applies a frequency domain position (UL muting resource setting) in the set of slots/symbols when it detects a dynamic indication indicating activation of one or more UL muting resources.
  • UL muting resource setting UL muting resource setting
  • the contents of the dynamic instruction include information (fields) that indicate one or more UL muting resource settings, and information that indicates a set of slots/symbols.
  • field00 may specify UL muting resource (pattern) index #0
  • field01 may specify UL muting resource (pattern) index #1.
  • the information indicating the set of slots/symbols may include an offset (number of slots/symbols) between the slot/symbol at which to end muting of UL transmission and the slot/symbol at which to start muting of UL transmission for the set of slots/symbols.
  • the information indicating the set of slots/symbols may include information indicating candidates for the offset. The candidates for the offset may be predefined in the wireless communication system 10 or may be set by the RRC.
  • the information indicating the set of slots/symbols may include a period (number of slots/symbols) for the set of slots/symbols.
  • the information indicating the set of slots/symbols may include information indicating candidates for the period.
  • the candidates for the period may be predefined in the wireless communication system 10 or may be set by the RRC.
  • At least one of the offset and the period may be predefined in the wireless communication system 10 or may be set by the RRC.
  • the number of slots/symbols to be applied to at least one of the offset and period may exclude the slots/symbols set as DL by higher layer parameters (TDD-Config-Common or TDD-Config-Dedicated).
  • the number of slots/symbols to be applied to at least one of the offsets and time periods may not exclude slots/symbols configured as DL by higher layer parameters (TDD-Config-Common or TDD-Config-Dedicated). Slots/symbols configured as DL may not be configured or indicated for SBFD operation (e.g., UL subband).
  • UE200 when UE200 detects a dynamic indication indicating activation of one or more UL muting resources, it applies a frequency domain position (UL muting resource setting) for each slot/symbol of the set of slots/symbols.
  • UL muting resource setting UL muting resource setting
  • the contents of the dynamic instruction include information (fields) instructing the setting of one or more UL muting resources, and information instructing a bitmap that indicates whether or not to mute UL transmission for each slot/symbol in the set of slots/symbols.
  • field00 may specify UL muting resource (pattern) index #0
  • field01 may specify UL muting resource (pattern) index #1.
  • the information indicating the set of slots/symbols may include an offset (number of slots/symbols) between the slot/symbol at which to end muting of UL transmission and the slot/symbol at which to start muting of UL transmission for the set of slots/symbols.
  • the information indicating the set of slots/symbols may include information indicating candidates for the offset. The candidates for the offset may be predefined in the wireless communication system 10 or may be set by the RRC.
  • the information indicating the set of slots/symbols may include a period (number of slots/symbols) for the set of slots/symbols.
  • the information indicating the set of slots/symbols may include information indicating candidates for the period.
  • the candidates for the period may be predefined in the wireless communication system 10 or may be set by the RRC.
  • At least one of the offset and the period may be predefined in the wireless communication system 10 or may be set by the RRC.
  • the number of slots/symbols to be applied to at least one of the offset and period may exclude the slots/symbols set as DL by higher layer parameters (TDD-Config-Common or TDD-Config-Dedicated).
  • the number of slots/symbols to be applied to at least one of the offsets and time periods may not exclude slots/symbols configured as DL by higher layer parameters (TDD-Config-Common or TDD-Config-Dedicated). Slots/symbols configured as DL may not be configured or indicated for SBFD operation (e.g., UL subband).
  • the information indicating a bitmap indicating for each slot/symbol whether to mute UL transmission in a set of slots/symbols may be information indicating for each slot/symbol (group) whether to mute UL transmission at a frequency domain position set in the slot/symbol (group).
  • the dynamic instruction may directly indicate a bitmap (e.g., 1010111%) or may indicate a bitmap index associated with a bitmap included in the set bitmap group. For example, 00 may specify bitmap index #0, and 01 may specify bitmap index #1.
  • the frequency and time domains for muting UL transmissions are dictated by dynamic instructions.
  • Example 3-1 the dynamic instructions separately indicate frequency domain and time domain locations where UL transmissions should be muted.
  • the content of the dynamic instruction, the frequency domain location (frequency domain indication) at which the UL transmission is muted, may be the same as option 1-2 in operation example 1. That is, the frequency domain indication may include the same content as the frequency domain indication exemplified in operation example 1.
  • the content of the dynamic instruction, the time domain position (time domain indication) at which the UL transmission is muted, may be the same as that of Example 2-2 of Operation Example 2. That is, the content of the dynamic instruction may include the same content as the information indicating the set of slots/symbols exemplified in Example 2-2 of Operation Example 2. The content of the dynamic instruction may include the same content as the bitmap indicating for each slot/symbol whether or not to mute the UL transmission in the set of slots/symbols exemplified in Example 2-2 of Operation Example 2.
  • the dynamic instruction jointly indicates the frequency domain location and the time domain location where UL transmissions should be muted.
  • the content of the dynamic instruction may include a set of PRBs (or PRB groups) and a set of slots/symbols, as shown in the right column of Figure 7.
  • the target resource shown in the left column of Figure 7 is a UL resource that can be targeted by the gNB-to-gNB CLI.
  • the set of PRBs may be the same as Alt.1 or Alt.2 of option 1-2 in operation example 1.
  • the set of slots/symbols may be the same as example 2-1 or example 2-2 in operation example 2.
  • At least one of the set of PRBs (or PRB groups) and the set of slots/symbols may be configured by RRC.
  • the contents of the dynamic instruction may include bitmaps for each RE (group) and for each slot/symbol, as shown in the right column of Figure 7.
  • the target resource shown in the left column of Figure 7 is a UL resource that can be targeted by the gNB-to-gNB CLI.
  • the granularity of the bitmap may be per RE and symbol, or per X REs and Y symbols.
  • X and Y may be predefined in the wireless communication system 10 or may be set by the RRC.
  • the dynamic instruction may directly specify a bitmap (e.g., 1010111%) or may specify a bitmap index associated with a bitmap included in the set bitmap group.
  • the dynamic instruction of the above-mentioned UL muting resource is DCI or MAC CE.
  • the dynamic indication may be the existing DCI format scrambled with the existing RNTI.
  • the existing DCI may be a UL grant DCI such as DCI format 0_0/DCI 0_1/0_2 that schedules/does not schedule PUSCH.
  • DCI format 0_0/0_1/0_2 may include a bit flag indicating whether the DCI indicates UL muting resource. For example, if the bit flag is "1" (or "0"), UE200 may assume that the DCI does not schedule PUSCH and interpret the DCI as indicating UL muting resource. Otherwise, UE200 interprets the DCI according to existing rules. Note that whether the bit flag is present or not may be set by RRC.
  • DCI format 0_0/0_1/0_2 may include a field in which the DCI specifies a UL muting resource.
  • the contents of the field may be the same as in operation example 2-1.
  • the existing DCI may be a group common DCI, such as DCI format 2_4, with or without a UL CI indication.
  • DCI format 2_4 may include a bit flag indicating whether or not the DCI specifies a UL muting resource. For example, if the bit flag is "1" (or "0"), UE200 may assume that the DCI does not schedule a PUSCH and interpret the DCI as specifying a UL muting resource. Otherwise, UE200 interprets the DCI according to existing rules. Note that whether or not the bit flag is present may be set by RRC.
  • DCI format 2_4 may include a field in which the DCI specifies a UL muting resource.
  • the contents of the field may be the same as in operation example 2-1.
  • the dynamic indication may be an existing DCI format (UE specific or group-common) scrambled with a new RNTI.
  • the dynamic indication may be a new DCI format (UE specific or group-common).
  • the dynamic instruction may be the MAC CE.
  • Operation example 3 In the operation example 3, a description will be given of rate matching of the UE 200 in which a UL muting resource is set or instructed.
  • the UL muting resource may be set or instructed by at least one of the operation example 1 and the operation example 2.
  • UE200 when a UL muting resource is configured or indicated, UE200 does not transmit a UL channel or UL signal in the UL muting resource. For example, rate matching of the UL channel or UL signal is performed only in non-muting resources, or UL channels or UL signals that overlap with the UL muting resource are canceled.
  • Example 1 we explain the case where the UL channel or UL signal does not include DCI and the UL muting resource is set semi-statically (operation example 1).
  • CG PUSCH/PUCCH without DCI may include SR PUCCH, P-CSI PUCCH, SP-CSI PUCCH, SPS HARQ-ACK PUCCH.
  • CG PUSCH/PUCCH or /P-SRS/SP-SRS without DCI are collectively referred to as UL channels.
  • UL muting resources may always be applied.
  • UE200 does not transmit a UL channel that overlaps with an RE configured as a UL muting resource. UE200 performs rate matching of the UL channel in resources other than the RE configured as the UL muting resource. UE200 does not transmit P-SRS/SP-SRS in an RE configured as a UL muting resource, and transmits P-SRS/SP-SRS in resources other than the RE configured as a UL muting resource.
  • UE200 ignores the UL muting resource and transmits the UL channel according to existing rules.
  • Alt.3 sets whether or not to apply UL muting resources.
  • the channel type to which the UL muting resource setting applies may be configured by RRC.
  • RRC may configure UL muting resource for one or more channels selected from type 1/2 CG PUSCH/PUCCH, P-CSI PUCCH, SP-CSI PUCCH, SPS HARQ-ACK PUCCH, P-SRS, and SP-SRS.
  • Whether or not the UL muting resource setting is applied is set based on at least one of the following: CG PUSCH setting, SR PUCCH setting, CSI report setting, SPS setting, and SRS setting.
  • UE200 When RRC configures the UL muting resource as the UL channel, UE200 does not transmit a UL channel that overlaps with the RE configured as the UL muting resource. UE200 performs rate matching of the UL channel (CG PUSCH/SR PUCCH/CSI PUCCH) in resources other than the RE configured as the UL muting resource. UE200 does not transmit P-SRS/SP-SRS in the RE configured as the UL muting resource, and transmits P-SRS/SP-SRS in resources other than the RE configured as the UL muting resource. Otherwise, UE200 transmits the UL channel.
  • CG PUSCH/SR PUCCH/CSI PUCCH CG PUSCH/SR PUCCH/CSI PUCCH
  • Example 2 we explain the case where the UL muting resource is dynamically specified (Example 2-1, Example 2-2).
  • CG PUSCH/PUCCH without DCI may include SR PUCCH, P-CSI PUCCH, SP-CSI PUCCH, SPS HARQ-ACK PUCCH.
  • CG PUSCH/PUCCH or /P-SRS/SP-SRS without DCI are collectively referred to as UL channels.
  • UL muting resources may always be applied.
  • UE200 does not transmit a UL channel that overlaps with an RE configured as a UL muting resource. UE200 performs rate matching of the UL channel in resources other than the RE configured as the UL muting resource. UE200 does not transmit P-SRS/SP-SRS in an RE configured as a UL muting resource, and transmits P-SRS/SP-SRS in resources other than the RE configured as a UL muting resource.
  • UE200 ignores the UL muting resource and transmits the UL channel according to existing rules.
  • Alt.3 sets whether or not to apply UL muting resources.
  • the channel type to which the UL muting resource setting applies may be configured by RRC.
  • RRC may configure UL muting resource for one or more channels selected from type 1/2 CG PUSCH/PUCCH, P-CSI PUCCH, SP-CSI PUCCH, SPS HARQ-ACK PUCCH, P-SRS, and SP-SRS.
  • Whether or not the UL muting resource setting is applied is set based on at least one of the following: CG PUSCH setting, SR PUCCH setting, CSI report setting, SPS setting, and SRS setting.
  • UE200 When RRC configures the UL muting resource as the UL channel, UE200 does not transmit a UL channel that overlaps with the RE configured as the UL muting resource. UE200 performs rate matching of the UL channel (CG PUSCH/SR PUCCH/CSI PUCCH) in resources other than the RE configured as the UL muting resource. UE200 does not transmit P-SRS/SP-SRS in the RE configured as the UL muting resource, and transmits P-SRS/SP-SRS in resources other than the RE configured as the UL muting resource. Otherwise, UE200 transmits the UL channel.
  • CG PUSCH/SR PUCCH/CSI PUCCH CG PUSCH/SR PUCCH/CSI PUCCH
  • UE200 need not expect the UL channel to start at a slot/symbol earlier than X slots/symbols after the last slot/symbol of the dynamic UL muting resource indication.
  • the following operations may be performed in cases where the RE of the UL channel is indicated as a UL muting resource by a dynamic UL muting resource indication, or where the RE of the UL channel overlaps with a UL muting resource by a dynamic UL muting resource indication.
  • UE200 shall not transmit UL channels overlapping with REs configured as UL muting resources if the timeline condition is met, i.e., for UL channels starting at a slot/symbol later than X slots/symbols after the last slot/symbol of the dynamic UL muting resource indication.
  • UE200 shall perform rate matching of UL channels (CG PUSCH/SR PUCCH/CSI PUCCH) in resources other than the REs configured as UL muting resources.
  • UE200 shall not transmit P-SRS/SP-SRS in REs configured as UL muting resources and shall transmit P-SRS/SP-SRS in resources other than the REs configured as UL muting resources. Otherwise, UE200 shall transmit UL channels.
  • Example 3 we explain the case where the UL channel or UL signal is accompanied by DCI and the UL muting resource is set semi-statically (operation example 1).
  • DG Dynamic Grant
  • PUSCH/PUCCH e.g., HARQ-ACK PUCCH
  • AP-SRS with DCI is configured as a UL muting resource.
  • the RE of a DG PUSCH/PUCCH or AP-SRS with DCI overlaps with a UL muting resource.
  • DG PUSCH/PUCCH or AP-SRS with DCI are collectively referred to as UL channels.
  • UL muting resources may always be applied.
  • UE200 does not transmit a UL channel that overlaps with an RE configured as a UL muting resource. UE200 performs rate matching of the UL channel in resources other than the RE configured as the UL muting resource. UE200 does not transmit AP-SRS in an RE configured as a UL muting resource, and transmits AP-SRS in resources other than the RE configured as a UL muting resource.
  • UE200 ignores the UL muting resource and transmits the UL channel according to existing rules.
  • the scheduling DCI may include a new field indicating whether or not to apply UL muting resource.
  • the scheduling DCI may include DCI format 0_0/0_1/0_2 for scheduling DG PUSCH and may include DCI format 1_0/1_1/1_2 for scheduling AP-SRS.
  • UE200 ignores the UL muting resource and transmits the UL channel.
  • UE200 performs rate matching for DG PUSCH/PUCCH using a resource other than the UL muting resource.
  • UE200 does not transmit AP-SRS in the UL muting resource, but transmits AP-SRS in a resource other than the UL muting resource.
  • the channel type to which the UL muting resource setting applies may be configured by the RRC.
  • the RRC may configure the UL muting resource for one or more channels selected from DG PUSCH/PUCCH, HARQ-ACK PUCCH, and AP-SRS.
  • Example 4 we explain the case where the UL channel or UL signal is accompanied by DCI and the UL muting resource is dynamically indicated (Operation Example 2-1, Operation Example 2-2).
  • UL muting resource may always be applied, as in Alt.1 in Example 3 of Operation Example 3.
  • whether or not to apply UL muting resources may be configured by the RRC.
  • whether or not to apply UL muting resources may be determined based on the timing conditions between the DCI of the UL channel and the DCI indicating UL muting resources.
  • the UL muting resource may be applied. If this is not the case, the UL muting resource may not be applied.
  • the above Y may be predefined in the wireless communication system 10 or may be set by the RRC.
  • UE200 does not transmit the DG PUSCH/PUCCH or AP-SRS in the RE(s) that overlap with the UL muting resource.
  • UE200 performs rate matching of the DG PUSCH/PUCCH in RE(s) other than the RE(s) that overlap with the UL muting resource.
  • UE200 does not transmit the AP-SRS in the RE(s) that overlap with the UL muting resource, and transmits the AP-SRS in the RE(s) other than the RE(s) that overlap with the UL muting resource. Otherwise, UE200 transmits the UE L channel.
  • UE200 need not expect the UL channel to start at a slot/symbol earlier than X slots/symbols after the last slot/symbol of the dynamic UL muting resource indication.
  • the following operations may be performed in cases where the RE of the UL channel is indicated as a UL muting resource by a dynamic UL muting resource indication, or where the RE of the UL channel overlaps with a UL muting resource by a dynamic UL muting resource indication.
  • UE200 shall not transmit UL channels overlapping with REs configured as UL muting resources if the timeline condition is met, i.e., for UL channels starting at a slot/symbol later than X slots/symbols after the last slot/symbol of the dynamic UL muting resource indication.
  • UE200 shall perform rate matching of UL channels (CG PUSCH/SR PUCCH/CSI PUCCH) in resources other than the REs configured as UL muting resources.
  • UE200 shall not transmit P-SRS/SP-SRS in REs configured as UL muting resources and shall transmit P-SRS/SP-SRS in resources other than the REs configured as UL muting resources. Otherwise, UE200 shall transmit UL channels.
  • operation example 3 which of the above-mentioned examples 1 to 4 is to be applied may be predefined in the wireless communication system 10, may be set by the RRC, or may be dynamically instructed.
  • the UE 200 stops (mutes) transmission of a UL signal in at least a part of a specific resource (UL muting resource) set by a higher layer parameter.
  • the gNB 100 (victim gNB) can appropriately measure the gNB-to-gNB CLI.
  • the UE capabilities shown below may be defined.
  • the UE capabilities shown below may be reported from UE200 to gNB100.
  • the UE capability may include information indicating whether or not the UE supports UL muting resource indication/configuration.
  • the UE capability may include information indicating whether or not the UE supports UL muting resource configured by RRC.
  • the UE capability may include information indicating whether or not the UE supports UL muting resource indicated by DCI or MAC CE.
  • configure, activate, update, indicate, enable, specify, and select may be read as interchangeable.
  • link, associate, correspond, and map may be read as interchangeable, and allocate, assign, monitor, and map may also be read as interchangeable.
  • each functional block may be realized using one device that is physically or logically combined, or may be realized using two or more devices that are physically or logically separated and connected directly or indirectly (for example, using wires, wirelessly, etc.) and these multiple devices.
  • the functional blocks may be realized by combining the one device or the multiple devices with software.
  • Functions include, but are not limited to, judgement, determination, judgment, calculation, computation, processing, derivation, investigation, search, confirmation, reception, transmission, output, access, resolution, selection, election, establishment, comparison, assumption, expectation, regard, broadcasting, notifying, communicating, forwarding, configuring, reconfiguring, allocating, mapping, and assignment.
  • a functional block (component) that performs the transmission function is called a transmitting unit or transmitter.
  • FIG. 8 is a diagram showing an example of the hardware configuration of the device.
  • the device may be configured as a computer device including a processor 1001, a memory 1002, a storage 1003, a communication device 1004, an input device 1005, an output device 1006, and a bus 1007.
  • apparatus can be interpreted as a circuit, device, unit, etc.
  • the hardware configuration of the apparatus may be configured to include one or more of the devices shown in the figure, or may be configured to exclude some of the devices.
  • Each functional block of the device (see Figures 4 and 5) is realized by any hardware element of the computer device, or a combination of the hardware elements.
  • each function of the device is realized by loading a specific software (program) onto hardware such as the processor 1001 and memory 1002, causing the processor 1001 to perform calculations, control communications by the communications device 1004, and control at least one of reading and writing data in the memory 1002 and storage 1003.
  • a specific software program
  • the processor 1001 for example, runs an operating system to control the entire computer.
  • the processor 1001 may be configured as a central processing unit (CPU) that includes an interface with peripheral devices, a control unit, an arithmetic unit, registers, etc.
  • CPU central processing unit
  • the processor 1001 also reads out programs (program codes), software modules, data, etc. from at least one of the storage 1003 and the communication device 1004 into the memory 1002, and executes various processes according to these.
  • the programs used are those that cause a computer to execute at least some of the operations described in the above-mentioned embodiments.
  • the various processes described above may be executed by one processor 1001, or may be executed simultaneously or sequentially by two or more processors 1001.
  • the processor 1001 may be implemented by one or more chips.
  • the programs may be transmitted from a network via a telecommunications line.
  • Memory 1002 is a computer-readable recording medium and may be composed of, for example, at least one of Read Only Memory (ROM), Erasable Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), Random Access Memory (RAM), etc.
  • Memory 1002 may also be called a register, cache, main memory, etc.
  • Memory 1002 may store a program (program code), software module, etc. capable of executing a method according to one embodiment of the present disclosure.
  • Storage 1003 is a computer-readable recording medium, and may be, for example, at least one of an optical disk such as a Compact Disc ROM (CD-ROM), a hard disk drive, a flexible disk, a magneto-optical disk (e.g., a compact disk, a digital versatile disk, a Blu-ray (registered trademark) disk), a smart card, a flash memory (e.g., a card, a stick, a key drive), a floppy (registered trademark) disk, a magnetic strip, etc.
  • Storage 1003 may also be referred to as an auxiliary storage device.
  • the above-mentioned recording medium may be, for example, a database, a server, or other suitable medium including at least one of memory 1002 and storage 1003.
  • the communication device 1004 is hardware (transmitting/receiving device) for communicating between computers via at least one of a wired network and a wireless network, and is also called, for example, a network device, a network controller, a network card, a communication module, etc.
  • the communication device 1004 may be configured to include a high-frequency switch, a duplexer, a filter, a frequency synthesizer, etc., to realize, for example, at least one of Frequency Division Duplex (FDD) and Time Division Duplex (TDD).
  • FDD Frequency Division Duplex
  • TDD Time Division Duplex
  • the input device 1005 is an input device (e.g., a keyboard, a mouse, a microphone, a switch, a button, a sensor, etc.) that accepts input from the outside.
  • the output device 1006 is an output device (e.g., a display, a speaker, an LED lamp, etc.) that outputs to the outside. Note that the input device 1005 and the output device 1006 may be integrated into one device (e.g., a touch panel).
  • each device such as the processor 1001 and the memory 1002 is connected by a bus 1007 for communicating information.
  • the bus 1007 may be configured using a single bus, or may be configured using different buses between each device.
  • the device may be configured to include hardware such as a microprocessor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), a programmable logic device (PLD), or a field programmable gate array (FPGA), and some or all of the functional blocks may be realized by the hardware.
  • DSP digital signal processor
  • ASIC application specific integrated circuit
  • PLD programmable logic device
  • FPGA field programmable gate array
  • the processor 1001 may be implemented using at least one of these pieces of hardware.
  • the notification of information is not limited to the aspects/embodiments described in the present disclosure and may be performed using other methods.
  • the notification of information may be performed by physical layer signaling (e.g., Downlink Control Information (DCI), Uplink Control Information (UCI)), higher layer signaling (e.g., RRC signaling, Medium Access Control (MAC) signaling, broadcast information (Master Information Block (MIB), System Information Block (SIB)), other signals, or a combination of these.
  • the RRC signaling may be referred to as an RRC message, and may be, for example, an RRC Connection Setup message, an RRC Connection Reconfiguration message, etc.
  • LTE Long Term Evolution
  • LTE-A LTE-Advanced
  • 5G 5th generation mobile communication system
  • 6G 6th generation mobile communication system
  • xth generation mobile communication system The present invention may be applied to at least one of systems using LTE, LTE-A, LTE-G (xG) (x is, for example, an integer or decimal point), Future Radio Access (FRA), New Radio (NR), W-CDMA (registered trademark), GSM (registered trademark), CDMA2000, Ultra Mobile Broadband (UMB), IEEE 802.11 (Wi-Fi (registered trademark)), IEEE 802.16 (WiMAX (registered trademark)), IEEE 802.20, Ultra-WideBand (UWB), Bluetooth (registered trademark), and other appropriate systems, and next-generation systems that are based on and extend these systems
  • certain operations that are described as being performed by a base station may in some cases also be performed by its upper node.
  • various operations performed for communication with terminals may be performed by at least one of the base station and other network nodes other than the base station (such as, but not limited to, an MME or S-GW).
  • the above example shows a case where there is one other network node other than the base station, it may also be a combination of multiple other network nodes (such as an MME and an S-GW).
  • Information, signals can be output from a higher layer (or a lower layer) to a lower layer (or a higher layer). They may be input and output via multiple network nodes.
  • the input and output information may be stored in a specific location (e.g., memory) or may be managed using a management table.
  • the input and output information may be overwritten, updated, or appended.
  • the output information may be deleted.
  • the input information may be sent to another device.
  • the determination may be based on a value represented by one bit (0 or 1), a Boolean value (true or false), or a numerical comparison (e.g., a comparison with a predetermined value).
  • notification of specific information is not limited to being done explicitly, but may be done implicitly (e.g., not notifying the specific information).
  • Software shall be construed broadly to mean instructions, instruction sets, code, code segments, program code, programs, subprograms, software modules, applications, software applications, software packages, routines, subroutines, objects, executable files, threads of execution, procedures, functions, etc., whether referred to as software, firmware, middleware, microcode, hardware description language, or otherwise.
  • software, instructions, information, etc. may be transmitted and received over a transmission medium.
  • a transmission medium For example, if software is transmitted from a website, server, or other remote source using at least one of wired technologies (such as coaxial cable, fiber optic cable, twisted pair, Digital Subscriber Line (DSL)), and/or wireless technologies (such as infrared, microwave, etc.), then at least one of these wired and wireless technologies is included within the definition of a transmission medium.
  • wired technologies such as coaxial cable, fiber optic cable, twisted pair, Digital Subscriber Line (DSL)
  • wireless technologies such as infrared, microwave, etc.
  • the information, signals, etc. described in this disclosure may be represented using any of a variety of different technologies.
  • the data, instructions, commands, information, signals, bits, symbols, chips, etc. that may be referred to throughout the above description may be represented by voltages, currents, electromagnetic waves, magnetic fields or magnetic particles, optical fields or photons, or any combination thereof.
  • the channel and the symbol may be a signal (signaling).
  • the signal may be a message.
  • the component carrier (CC) may be called a carrier frequency, a cell, a frequency carrier, etc.
  • system and “network” are used interchangeably.
  • a radio resource may be indicated by an index.
  • the names used for the above-mentioned parameters are not limiting in any respect. Furthermore, the formulas etc. using these parameters may differ from those explicitly disclosed in this disclosure.
  • the various channels (e.g., PUCCH, PDCCH, etc.) and information elements may be identified by any suitable names, and therefore the various names assigned to these various channels and information elements are not limiting in any respect.
  • Base station BS
  • wireless base station fixed station
  • NodeB NodeB
  • eNodeB eNodeB
  • gNodeB gNodeB
  • a base station can accommodate one or more (e.g., three) cells (also called sectors). If a base station accommodates multiple cells, the overall coverage area of the base station can be divided into multiple smaller areas, and each smaller area can also provide communication services by a base station subsystem (e.g., a small indoor base station (Remote Radio Head: RRH)).
  • a base station subsystem e.g., a small indoor base station (Remote Radio Head: RRH)
  • cell refers to part or all of the coverage area of a base station and/or a base station subsystem that provides communication services within that coverage.
  • a base station transmitting information to a terminal may be interpreted as the base station instructing the terminal to control or operate based on the information.
  • MS Mobile Station
  • UE User Equipment
  • a mobile station may also be referred to by those skilled in the art as a 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 terminology.
  • At least one of the base station and the mobile station may be called a transmitting device, a receiving device, a communication device, etc.
  • At least one of the base station and the mobile station may be a device mounted on a moving object, or the moving object itself, etc.
  • the moving object may be a vehicle (e.g., a car, an airplane, etc.), an unmanned moving object (e.g., a drone, an autonomous vehicle, etc.), or a robot (manned or unmanned).
  • At least one of the base station and the mobile station may include a device that does not necessarily move during communication operations.
  • at least one of the base station and the mobile station may be an Internet of Things (IoT) device such as a sensor.
  • IoT Internet of Things
  • the base station in the present disclosure may be interpreted as a mobile station (user terminal, the same applies below).
  • each aspect/embodiment of the present disclosure may be applied to a configuration in which communication between a base station and a mobile station is replaced with communication between multiple mobile stations (which may be called, for example, Device-to-Device (D2D), Vehicle-to-Everything (V2X), etc.).
  • the mobile station may be configured to have the functions of a base station.
  • terms such as "uplink” and "downlink” may be interpreted as terms corresponding to communication between terminals (for example, "side”).
  • the uplink channel, downlink channel, etc. may be interpreted as a side channel.
  • the mobile station in this disclosure may be interpreted as a base station.
  • the base station may be configured to have the functions of the mobile station.
  • a radio frame may be composed of one or more frames in the time domain. Each of the one or more frames in the time domain may be called a subframe.
  • a subframe may further be composed of one or more slots in the time domain.
  • a subframe may have a fixed time length (e.g., 1 ms) that is independent of numerology.
  • Numerology may be a communication parameter that applies to at least one of the transmission and reception of a signal or channel. Numerology may indicate, for example, at least one of the following: Subcarrier Spacing (SCS), bandwidth, symbol length, cyclic prefix length, Transmission Time Interval (TTI), number of symbols per TTI, radio frame structure, a particular filtering operation performed by the transceiver in the frequency domain, a particular windowing operation performed by the transceiver in the time domain, etc.
  • SCS Subcarrier Spacing
  • TTI Transmission Time Interval
  • radio frame structure a particular filtering operation performed by the transceiver in the frequency domain, a particular windowing operation performed by the transceiver in the time domain, etc.
  • a slot may consist of one or more symbols in the time domain (such as Orthogonal Frequency Division Multiplexing (OFDM) symbols, Single Carrier Frequency Division Multiple Access (SC-FDMA) symbols, etc.).
  • a slot may be a numerology-based unit of time.
  • a slot may include multiple minislots. Each minislot may consist of one or multiple symbols in the time domain. A minislot may also be called a subslot. A minislot may consist of fewer symbols than a slot.
  • a PDSCH (or PUSCH) transmitted in a time unit larger than a minislot may be called PDSCH (or PUSCH) mapping type A.
  • a PDSCH (or PUSCH) transmitted using a minislot may be called PDSCH (or PUSCH) mapping type B.
  • Radio frame, subframe, slot, minislot, and symbol all represent time units for transmitting signals. Radio frame, subframe, slot, minislot, and symbol may each be referred to by a different name that corresponds to the radio frame, subframe, slot, minislot, and symbol.
  • one subframe may be called a transmission time interval (TTI)
  • TTI transmission time interval
  • multiple consecutive subframes may be called a TTI
  • one slot or one minislot may be called a TTI.
  • at least one of the subframe and the TTI may be a subframe (1 ms) in existing LTE, a period shorter than 1 ms (e.g., 1-13 symbols), or a period longer than 1 ms.
  • the unit expressing the TTI may be called a slot, minislot, etc., instead of a subframe.
  • TTI refers to, for example, the smallest time unit for scheduling in wireless communication.
  • a base station schedules each user terminal by allocating radio resources (such as frequency bandwidth and transmission power that can be used by each user terminal) in TTI units.
  • radio resources such as frequency bandwidth and transmission power that can be used by each user terminal
  • the TTI may be a transmission time unit for a channel-coded data packet (transport block), a code block, a code word, etc., or may be a processing unit for scheduling, link adaptation, etc.
  • the time interval e.g., the number of symbols
  • the time interval in which a transport block, a code block, a code word, etc. is actually mapped may be shorter than the TTI.
  • one slot or one minislot when called a TTI, one or more TTIs (i.e., one or more slots or one or more minislots) may be the minimum time unit of scheduling.
  • the number of slots (minislots) that constitute the minimum time unit of scheduling may be controlled.
  • a TTI having a time length of 1 ms may be referred to as a normal TTI (TTI in LTE Rel. 8-12), normal TTI, long TTI, normal subframe, normal subframe, long subframe, slot, etc.
  • TTI shorter than a normal TTI may be referred to as a shortened TTI, short TTI, partial or fractional TTI, shortened subframe, short subframe, minislot, subslot, slot, etc.
  • a long TTI (e.g., a normal TTI, a subframe, etc.) may be interpreted as a TTI having a time length of more than 1 ms
  • a short TTI e.g., a shortened TTI, etc.
  • a resource block is a resource allocation unit in the time domain and frequency domain, and may include one or more consecutive subcarriers in the frequency domain.
  • the number of subcarriers included in an RB may be the same regardless of numerology, and may be, for example, 12.
  • the number of subcarriers included in an RB may be determined based on the numerology.
  • the time domain of an RB may include one or more symbols and may be one slot, one minislot, one subframe, or one TTI in length.
  • One TTI, one subframe, etc. may each be composed of one or more resource blocks.
  • one or more RBs may also be referred to as a physical resource block (PRB), a sub-carrier group (SCG), a resource element group (REG), a PRB pair, an RB pair, etc.
  • PRB physical resource block
  • SCG sub-carrier group
  • REG resource element group
  • PRB pair an RB pair, etc.
  • a resource block may be composed of one or more resource elements (RE).
  • RE resource elements
  • one RE may be a radio resource area of one subcarrier and one symbol.
  • a Bandwidth Part which may also be referred to as a partial bandwidth, may represent a subset of contiguous common resource blocks (RBs) for a given numerology on a given carrier, where the common RBs may be identified by an index of the RB relative to a common reference point of the carrier.
  • PRBs may be defined in a BWP and numbered within that BWP.
  • the BWP may include a BWP for UL (UL BWP) and a BWP for DL (DL BWP).
  • UL BWP UL BWP
  • DL BWP DL BWP
  • One or more BWPs may be configured for a UE within one carrier.
  • At least one of the configured BWPs may be active, and the UE may not expect to transmit or receive a given signal/channel outside the active BWP.
  • BWP bitmap
  • radio frames, subframes, slots, minislots, and symbols are merely examples.
  • the number of subframes included in a radio frame, the number of slots per subframe or radio frame, the number of minislots included in a slot, the number of symbols and RBs included in a slot or minislot, the number of subcarriers included in an RB, as well as the number of symbols in a TTI, the symbol length, the cyclic prefix (CP) length, and other configurations can be changed in various ways.
  • connection refers to any direct or indirect connection or coupling between two or more elements, and may include the presence of one or more intermediate elements between two elements that are “connected” or “coupled” to each other.
  • the coupling or connection between elements may be physical, logical, or a combination thereof.
  • “connected” may be read as "access.”
  • two elements may be considered to be “connected” or “coupled” to each other using at least one of one or more wires, cables, and printed electrical connections, as well as electromagnetic energy having wavelengths in the radio frequency range, microwave range, and optical (both visible and invisible) range, as some non-limiting and non-exhaustive examples.
  • the reference signal may also be abbreviated as Reference Signal (RS) or referred to as a pilot depending on the applicable standard.
  • RS Reference Signal
  • the phrase “based on” does not mean “based only on,” unless expressly stated otherwise. In other words, the phrase “based on” means both “based only on” and “based at least on.”
  • any reference to an element using a designation such as "first,” “second,” etc., used in this disclosure does not generally limit the quantity or order of those elements. These designations may be used in this disclosure as a convenient method of distinguishing between two or more elements. Thus, a reference to a first and a second element does not imply that only two elements may be employed therein or that the first element must precede the second element in some way.
  • determining and “determining” may encompass a wide variety of actions. “Determining” and “determining” may include, for example, judging, calculating, computing, processing, deriving, investigating, looking up, search, inquiry (e.g., searching in a table, database, or other data structure), and considering ascertaining to be a “judging” or “determining.” Also, “determining” and “determining” may include receiving (e.g., receiving information), transmitting (e.g., sending information), input, output, accessing (e.g., accessing data in memory), and considering ascertaining to be a “judging” or “determining.” Additionally, “judgment” and “decision” can include considering resolving, selecting, choosing, establishing, comparing, etc., to have been “judged” or “decided.” In other words, “judgment” and “decision” can include considering some action to have been “judged” or “decided.” Additionally, “judgment (decision)” can be interpreted
  • a and B are different may mean “A and B are different from each other.”
  • the term may also mean “A and B are each different from C.”
  • Terms such as “separate” and “combined” may also be interpreted in the same way as “different.”
  • FIG. 9 shows an example of the configuration of a vehicle 2001.
  • the vehicle 2001 includes a drive unit 2002, a steering unit 2003, an accelerator pedal 2004, a brake pedal 2005, a shift lever 2006, left and right front wheels 2007, left and right rear wheels 2008, an axle 2009, an electronic control unit 2010, various sensors 2021-2029, an information service unit 2012, and a communication module 2013.
  • the drive unit 2002 is composed of, for example, an engine, a motor, or a hybrid of an engine and a motor.
  • the steering unit 2003 includes at least a steering wheel (also called a handle) and is configured to steer at least one of the front wheels and the rear wheels based on the operation of the steering wheel operated by the user.
  • a steering wheel also called a handle
  • the electronic control unit 2010 is composed of a microprocessor 2031, a memory (ROM, RAM) 2032, and a communication port (IO port) 2033. Signals are input to the electronic control unit 2010 from various sensors 2021 to 2027 provided in the vehicle.
  • the electronic control unit 2010 may also be called an ECU (Electronic Control Unit).
  • Signals from the various sensors 2021 to 2028 include a current signal from a current sensor 2021 that senses the current of the motor, a rotation speed signal of the front and rear wheels acquired by a rotation speed sensor 2022, an air pressure signal of the front and rear wheels acquired by an air pressure sensor 2023, a vehicle speed signal acquired by a vehicle speed sensor 2024, an acceleration signal acquired by an acceleration sensor 2025, an accelerator pedal depression amount signal acquired by an accelerator pedal sensor 2029, a brake pedal depression amount signal acquired by a brake pedal sensor 2026, a shift lever operation signal acquired by a shift lever sensor 2027, and a detection signal for detecting obstacles, vehicles, pedestrians, etc. acquired by an object detection sensor 2028.
  • the information service unit 2012 is composed of various devices, such as a car navigation system, an audio system, speakers, a television, and a radio, for providing various types of information such as driving information, traffic information, and entertainment information, and one or more ECUs for controlling these devices.
  • the information service unit 2012 uses information acquired from external devices via the communication module 2013, etc., to provide various types of multimedia information and multimedia services to the occupants of the vehicle 1.
  • the driving assistance system unit 2030 is composed of various devices that provide functions for preventing accidents and reducing the driving burden on the driver, such as a millimeter wave radar, LiDAR (Light Detection and Ranging), a camera, a positioning locator (e.g., GNSS, etc.), map information (e.g., high definition (HD) map, autonomous vehicle (AV) map, etc.), a gyro system (e.g., IMU (Inertial Measurement Unit), INS (Inertial Navigation System), etc.), AI (Artificial Intelligence) chip, and an AI processor, as well as one or more ECUs that control these devices.
  • the driving assistance system unit 2030 also transmits and receives various information via the communication module 2013 to realize driving assistance functions or autonomous driving functions.
  • the communication module 2013 can communicate with the microprocessor 2031 and components of the vehicle 1 via the communication port.
  • the communication module 2013 transmits and receives data via the communication port 2033 between the drive unit 2002, steering unit 2003, accelerator pedal 2004, brake pedal 2005, shift lever 2006, left and right front wheels 2007, left and right rear wheels 2008, axle 2009, microprocessor 2031 and memory (ROM, RAM) 2032 in electronic control unit 2010, and sensors 2021 to 2028, which are provided on the vehicle 2001.
  • the communication module 2013 is a communication device that can be controlled by the microprocessor 2031 of the electronic control unit 2010 and can communicate with an external device. For example, it transmits and receives various information to and from the external device via wireless communication.
  • the communication module 2013 may be located either inside or outside the electronic control unit 2010.
  • the external device may be, for example, a base station, a mobile station, etc.
  • the communication module 2013 transmits a current signal from the current sensor input to the electronic control unit 2010 to an external device via wireless communication.
  • the communication module 2013 also transmits to an external device via wireless communication the following signals input to the electronic control unit 2010: a front wheel or rear wheel rotation speed signal acquired by a rotation speed sensor 2022, a front wheel or rear wheel air pressure signal acquired by an air pressure sensor 2023, a vehicle speed signal acquired by a vehicle speed sensor 2024, an acceleration signal acquired by an acceleration sensor 2025, an accelerator pedal depression amount signal acquired by an accelerator pedal sensor 2029, a brake pedal depression amount signal acquired by a brake pedal sensor 2026, a shift lever operation signal acquired by a shift lever sensor 2027, and a detection signal for detecting an obstacle, a vehicle, a pedestrian, etc. acquired by an object detection sensor 2028.
  • the communication module 2013 receives various information (traffic information, signal information, vehicle distance information, etc.) transmitted from an external device, and displays it on an information service unit 2012 provided in the vehicle.
  • the communication module 2013 also stores the various information received from the external device in a memory 2032 that can be used by the microprocessor 2031.
  • the microprocessor 2031 may control the drive unit 2002, steering unit 2003, accelerator pedal 2004, brake pedal 2005, shift lever 2006, left and right front wheels 2007, left and right rear wheels 2008, axles 2009, sensors 2021-2028, and the like provided in the vehicle 2001.
  • the first feature is a terminal that includes a transmitter that transmits an uplink signal and a controller that controls the transmission of the uplink signal, and the controller stops the transmission of the uplink signal in a specific resource for measuring cross-link interference between base stations.
  • the second feature is that in the first feature, the granularity in the frequency direction of the specific resource is smaller than the granularity in the frequency direction of the resource of the uplink signal that can be canceled by the downlink control information.
  • the third feature is the terminal according to the first or second feature, in which the specific resource is set by a higher layer parameter, dynamically indicated, or dynamically indicated from among the set resources.
  • the fourth feature is a base station that includes a receiver that receives an uplink signal and a controller that assumes reception of the uplink signal, and the controller assumes that the terminal stops transmitting the uplink signal in a specific resource for measuring cross-link interference between base stations.
  • the fifth feature is a wireless communication system comprising a terminal and a base station, the terminal comprising a transmitter for transmitting an uplink signal and a controller for controlling the transmission of the uplink signal, and the controller halting the transmission of the uplink signal in a specific resource for measuring cross-link interference between base stations.
  • the sixth feature is a wireless communication method comprising step A of transmitting an uplink signal and step B of controlling the transmission of the uplink signal, the step B including a step of stopping the transmission of the uplink signal in a specific resource for measuring cross-link interference between base stations.
  • Wireless Communication Systems 20 NG-RAN 100 gNB 110 Receiving unit 120 Transmitting unit 130 Control unit 200 UE 210 Radio signal transmitting/receiving unit 220 Amplifier unit 230 Modulation/demodulation unit 240 Control signal/reference signal processing unit 250 Encoding/decoding unit 260 Data transmitting/receiving unit 270 Control unit 1001 Processor 1002 Memory 1003 Storage 1004 Communication device 1005 Input device 1006 Output device 1007 Bus 2001 Vehicle 2002 Drive unit 2003 Steering unit 2004 Accelerator pedal 2005 Brake pedal 2006 Shift lever 2007 Left and right front wheels 2008 Left and right rear wheels 2009 Axle 2010 Electronic control unit 2012 Information service unit 2013 Communication module 2021 Current sensor 2022 RPM sensor 2023 Air pressure sensor 2024 Vehicle speed sensor 2025 Acceleration sensor 2026 Brake pedal sensor 2027 Shift lever sensor 2028 Object detection sensor 2029 Accelerator pedal sensor 2030 Driving assistance system section 2031 Microprocessor 2032 Memory (ROM, RAM) 2033 communication port

Landscapes

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

Abstract

Cet équipement utilisateur comprend : une unité de transmission qui transmet un signal de liaison montante ; et une unité de commande qui commande la transmission du signal de liaison montante. L'unité de commande arrête la transmission du signal de liaison montante dans une ressource spécifiée pour mesurer une interférence de liaison croisée entre des stations de base.
PCT/JP2023/004604 2023-02-10 2023-02-10 Équipement utilisateur, station de base, système de communication sans fil et procédé de communication sans fil Ceased WO2024166375A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2024576059A JPWO2024166375A1 (fr) 2023-02-10 2023-02-10
PCT/JP2023/004604 WO2024166375A1 (fr) 2023-02-10 2023-02-10 Équipement utilisateur, station de base, système de communication sans fil et procédé de communication sans fil

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2023/004604 WO2024166375A1 (fr) 2023-02-10 2023-02-10 Équipement utilisateur, station de base, système de communication sans fil et procédé de communication sans fil

Publications (1)

Publication Number Publication Date
WO2024166375A1 true WO2024166375A1 (fr) 2024-08-15

Family

ID=92262248

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2023/004604 Ceased WO2024166375A1 (fr) 2023-02-10 2023-02-10 Équipement utilisateur, station de base, système de communication sans fil et procédé de communication sans fil

Country Status (2)

Country Link
JP (1) JPWO2024166375A1 (fr)
WO (1) WO2024166375A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240284219A1 (en) * 2023-02-17 2024-08-22 Qualcomm Incorporated Exchange ul muting pattern and ul conditional ul muting
WO2025014632A1 (fr) * 2023-07-13 2025-01-16 Qualcomm Incorporated Signalisation associée à une mise en sourdine de ressources de liaison montante
WO2026073405A1 (fr) * 2024-10-03 2026-04-09 Apple Inc. Blocage de ressources de liaison montante pendant un fonctionnement en duplex intégral de sous-bande

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022137559A1 (fr) * 2020-12-25 2022-06-30 株式会社Ｎｔｔドコモ Terminal et procédé de communication sans fil

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022137559A1 (fr) * 2020-12-25 2022-06-30 株式会社Ｎｔｔドコモ Terminal et procédé de communication sans fil

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
MARTIN BEALE, SONY: "Considerations on Flexible/Dynamic TDD", 3GPP DRAFT; R1-2211611; TYPE DISCUSSION; FS_NR_DUPLEX_EVO, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. 3GPP RAN 1, no. Toulouse, FR; 20221114 - 20221118, 7 November 2022 (2022-11-07), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France, XP052222175 *

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20240284219A1 (en) * 2023-02-17 2024-08-22 Qualcomm Incorporated Exchange ul muting pattern and ul conditional ul muting
WO2025014632A1 (fr) * 2023-07-13 2025-01-16 Qualcomm Incorporated Signalisation associée à une mise en sourdine de ressources de liaison montante
WO2026073405A1 (fr) * 2024-10-03 2026-04-09 Apple Inc. Blocage de ressources de liaison montante pendant un fonctionnement en duplex intégral de sous-bande

Also Published As

Publication number Publication date
JPWO2024166375A1 (fr) 2024-08-15

Similar Documents

Publication Publication Date Title
WO2024166375A1 (fr) Équipement utilisateur, station de base, système de communication sans fil et procédé de communication sans fil
WO2024214295A1 (fr) Terminal, station de base, système de communication sans fil, et procédé de communication sans fil
WO2024225093A1 (fr) Terminal, station de base, système de communication sans fil et procédé de communication sans fil
WO2024171397A1 (fr) Terminal, station de base, système de communication sans fil et procédé de communication sans fil
WO2024209643A1 (fr) Terminal, station de base, système de communication sans fil et procédé de communication sans fil
JP2025155672A (ja) 端末、基地局、無線通信システム及び無線通信方法
WO2026028458A1 (fr) Terminal, station de base, système de communication sans fil et procédé de communication sans fil
WO2024166363A1 (fr) Terminal, station de base, système de communication sans fil et procédé de communication sans fil
WO2025173147A1 (fr) Terminal, station de base, système de communication sans fil et procédé de communication sans fil
WO2026028438A1 (fr) Terminal, station de base, système de communication sans fil et procédé de communication sans fil
WO2025243363A1 (fr) Terminal
WO2026033731A1 (fr) Terminal, station de base, système de communication sans fil et procédé de communication sans fil
WO2026028453A1 (fr) Terminal et procédé de communication sans fil
WO2025244089A1 (fr) Terminal et procédé de communication sans fil
WO2024166368A1 (fr) Terminal, station de base, système de communication sans fil et procédé de communication sans fil
WO2025244093A1 (fr) Terminal
WO2025210826A1 (fr) Terminal et station de base sans fil
WO2025177361A1 (fr) Terminal, station de base, système de communication sans fil et procédé de communication sans fil
WO2025234061A1 (fr) Terminal et procédé de communication sans fil
WO2024100731A1 (fr) Terminal, station de base, système de communication sans fil, et procédé de communication sans fil
WO2024100735A1 (fr) Terminal, station de base, système de communication sans fil et procédé de communication sans fil
WO2025210903A1 (fr) Station de base, système de communication sans fil et procédé de communication sans fil
WO2024209646A1 (fr) Terminal, station de base, système de communication sans fil et procédé de communication sans fil
WO2026023073A1 (fr) Terminal et procédé de communication sans fil
WO2025234103A1 (fr) Terminal et procédé de communication sans fil

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 23921204

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 2024576059

Country of ref document: JP

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 23921204

Country of ref document: EP

Kind code of ref document: A1