[go: up one dir, main page]

WO2023148945A1 - Terminal, station de base et procédé de communication - Google Patents

Terminal, station de base et procédé de communication Download PDF

Info

Publication number
WO2023148945A1
WO2023148945A1 PCT/JP2022/004568 JP2022004568W WO2023148945A1 WO 2023148945 A1 WO2023148945 A1 WO 2023148945A1 JP 2022004568 W JP2022004568 W JP 2022004568W WO 2023148945 A1 WO2023148945 A1 WO 2023148945A1
Authority
WO
WIPO (PCT)
Prior art keywords
terminal
scheduling
base station
unit
communication
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/JP2022/004568
Other languages
English (en)
Japanese (ja)
Inventor
真哉 岡村
慎也 熊谷
翔平 吉岡
優元 ▲高▼橋
真由子 岡野
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 JP2023578321A priority Critical patent/JPWO2023148945A1/ja
Priority to PCT/JP2022/004568 priority patent/WO2023148945A1/fr
Publication of WO2023148945A1 publication Critical patent/WO2023148945A1/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
    • H04W72/04—Wireless resource allocation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling

Definitions

  • the present invention relates to terminals, base stations and communication methods in wireless communication systems.
  • NR New Radio
  • LTE Long Term Evolution
  • the carrier aggregation (CA) function which uses broadband to secure data resources, continues to be considered for LTE.
  • CA carrier aggregation
  • a wideband data resource can be secured by bundling a plurality of component carriers (CC: Component Carrier).
  • the present invention has been made in view of the above points, and aims to reduce the overhead of resource allocation.
  • a terminal comprising: a controller is provided.
  • a technique that enables the overhead of resource allocation to be reduced.
  • FIG. 1 is a diagram for explaining a radio communication system according to an embodiment of the present invention
  • FIG. FIG. 4 is a first diagram showing an example of the configuration of a virtual CC according to Example 1 of the embodiment of the present invention
  • FIG. 4 is a second diagram showing an example of the configuration of a virtual CC according to Example 1 of the embodiment of the present invention
  • FIG. 10 is a first diagram showing an example of non-consecutive scheduling scenario A according to Example 2 of the embodiment of the present invention
  • FIG. 11 is a second diagram showing an example of non-consecutive scheduling scenario A according to Example 2 of the embodiment of the present invention
  • FIG. 13 is a third diagram showing an example of non-consecutive scheduling scenario A according to Example 2 of the embodiment of the present invention
  • FIG. 14 is a fourth diagram showing an example of non-consecutive scheduling scenario A according to Example 2 of the embodiment of the present invention
  • FIG. 10 is a first diagram showing an example of Scenario B of non-consecutive scheduling according to Example 2 of the embodiment of the present invention
  • FIG. 12 is a second diagram showing an example of Scenario B of non-consecutive scheduling according to Example 2 of the embodiment of the present invention
  • FIG. 13 is a third diagram showing an example of Scenario B of non-consecutive scheduling according to Example 2 of the embodiment of the present invention
  • FIG. 10 is a first diagram showing an example of Scenario B of non-consecutive scheduling according to Example 2 of the embodiment of the present invention
  • FIG. 12 is a second diagram showing an example of Scenario B of non-consecutive scheduling according to Example 2 of the embodiment of the present invention
  • FIG. 13 is a third diagram showing an example of Scenario B of non-consecutive scheduling according to Example 2 of the embodiment of the present invention
  • FIG 14 is a fourth diagram showing an example of Scenario B of non-consecutive scheduling according to Example 2 of the embodiment of the present invention; It is a figure showing an example of functional composition of a base station concerning an embodiment of the invention. It is a figure which shows an example of the functional structure of the terminal which concerns on embodiment of this invention. It is a figure which shows an example of the hardware configuration of the base station or terminal which concerns on embodiment of this invention. It is a figure showing an example of composition of vehicles concerning an embodiment of the invention.
  • LTE Long Term Evolution
  • LTE-Advanced LTE-Advanced and subsequent systems (eg, NR) unless otherwise specified.
  • SS Synchronization signal
  • PSS Primary SS
  • SSS Secondary SS
  • PBCH Physical broadcast channel
  • PRACH Physical random access channel
  • PDCCH Physical Downlink Control Channel
  • PDSCH Physical Downlink Shared Channel
  • PUCCH Physical Uplink Control Channel
  • PUSCH Physical Uplink Shared Channel
  • the duplex system may be a TDD (Time Division Duplex) system, an FDD (Frequency Division Duplex) system, or other (for example, Flexible Duplex etc.) method may be used.
  • TDD Time Division Duplex
  • FDD Frequency Division Duplex
  • "configuring" wireless parameters and the like may mean that predetermined values are preset (Pre-configure), and the base station 10 or A wireless parameter notified from the terminal 20 may be set.
  • FIG. 1 is a diagram for explaining a radio communication system according to an embodiment of the present invention.
  • a radio communication system according to an embodiment of the present invention includes a base station 10 and a terminal 20, as shown in FIG. Although one base station 10 and one terminal 20 are shown in FIG. 1, this is an example, and there may be a plurality of each.
  • the base station 10 is a communication device that provides one or more cells and performs wireless communication with the terminal 20.
  • a physical resource of a radio signal is defined in the time domain and the frequency domain.
  • the time domain may be defined by the number of OFDM (Orthogonal Frequency Division Multiplexing) symbols, and the frequency domain is defined by the number of subcarriers or the number of resource blocks. good too.
  • a TTI Transmission Time Interval
  • a TTI Transmission Time Interval
  • the base station 10 transmits the synchronization signal and system information to the terminal 20.
  • Synchronization signals are, for example, NR-PSS and NR-SSS.
  • the system information is transmitted by, for example, NR-PBCH, and is also called broadcast information.
  • the synchronization signal and system information may be called SSB (SS/PBCH block).
  • the base station 10 transmits control signals or data to the terminal 20 on DL (Downlink) and receives control signals or data from the terminal 20 on UL (Uplink).
  • Both the base station 10 and the terminal 20 can perform beamforming to transmit and receive signals.
  • both the base station 10 and the terminal 20 can apply MIMO (Multiple Input Multiple Output) communication to DL or UL.
  • MIMO Multiple Input Multiple Output
  • both the base station 10 and the terminal 20 may communicate via a secondary cell (SCell: Secondary Cell) and a primary cell (PCell: Primary Cell) by CA (Carrier Aggregation).
  • SCell Secondary Cell
  • PCell Primary Cell
  • CA Carrier Aggregation
  • the terminal 20 may communicate via a primary cell of the base station 10 and a primary secondary cell group cell (PSCell: Primary SCG Cell) of another base station 10 by DC (Dual Connectivity).
  • DC Dual Connectivity
  • the terminal 20 is a communication device with a wireless communication function, such as a smartphone, mobile phone, tablet, wearable terminal, or M2M (Machine-to-Machine) communication module. As shown in FIG. 1 , the terminal 20 receives control signals or data from the base station 10 on the DL and transmits control signals or data to the base station 10 on the UL, thereby performing various functions provided by the wireless communication system. Use communication services. Also, the terminal 20 receives various reference signals transmitted from the base station 10, and measures channel quality based on the reception result of the reference signals. Note that the terminal 20 may be called UE, and the base station 10 may be called gNB.
  • the carrier aggregation function that uses wideband to secure data resources is still being considered for LTE.
  • the carrier aggregation function can secure broadband data resources by bundling multiple component carriers.
  • Example 1 a terminal that allocates resources in a scheduling unit with a granularity different from that of component carriers will be described.
  • a framework that performs scheduling or aggregation with a different granularity than component carriers is defined as frequency fragmentation.
  • carrier aggregation aggregation with a granularity different from that of component carriers is defined as non-contiguous carrier aggregation.
  • non-continuous carrier aggregation scheduling with a granularity different from that of component carriers is defined as non-contiguous scheduling.
  • the granularity different from the component carrier described above may be virtual CC (virtual CC) units, BWP (Bandwidth Part) units, PRB (Physical Resource Block) units, or PRB set units.
  • virtual CC virtual CC
  • BWP Bandwidth Part
  • PRB Physical Resource Block
  • a virtual CC is a carrier set that bundles all or part of frequency resources included in each component carrier among a plurality of component carriers.
  • a virtual CC is composed of multiple BWPs.
  • FIG. 2 is a first diagram showing an example of the configuration of a virtual CC according to Example 1 of the embodiment of the present invention.
  • Virtual CC #i shown in FIG. 2 is a carrier set that bundles BWP #a and BWP #b included in each component carrier among a plurality of component carriers (CC #0 and CC #1).
  • a virtual CC is composed of multiple PRBs or PRB sets.
  • FIG. 3 is a second diagram showing an example of the configuration of a virtual CC according to Example 1 of the embodiment of the present invention.
  • a virtual CC #i shown in FIG. 3 is a carrier set that bundles a plurality of PRBs included in each component carrier among a plurality of component carriers (CC #0 and CC #1). Note that the plurality of PRBs or PRB sets may be included in one or more BWPs.
  • the terminal 20 may transmit terminal capability information indicating the virtual CC configuration to the base station 10 .
  • the terminal capability information indicating the configuration of the virtual CC may be, for example, information indicating that the virtual CC is configured from multiple BWPs, or information indicating that the virtual CC is configured from multiple PRBs.
  • the terminal capability information indicating the configuration of a virtual CC may be information indicating that a virtual CC configured with multiple BWPs and a virtual CC configured with multiple PRBs are supported.
  • Terminal 20 uses (i) a virtual CC index, (ii) a plurality of component carrier indices + a plurality of BWP indices, (iii) a plurality of component carrier indices + a plurality of PRBs or PRBs as scheduling units in non-contiguous scheduling. It may be assumed to be signaled by an index of sets, (iv) an index of component carriers + an index of BWPs + an index of PRBs or PRB sets, and so on.
  • the terminal 20 may assume that the resource unit for carrier aggregation is a virtual CC, BWP, PRB, or PRB set.
  • Example 2 In this embodiment, the non-consecutive scheduling method shown in the first embodiment will be described.
  • Terminal 20 may assume non-consecutive scheduling between bands of the same duplex scheme (for example, TDD band+TDD band).
  • the assumed duplexing scheme may be any of the following proposals.
  • Terminal 20 may assume a duplex scheme involving only communications in the same direction at the same time. For example, terminal 20 may assume non-consecutive scheduling between bands with the same TDD pattern.
  • a TDD pattern is a combination of communication directions for multiple resources in TDD.
  • the terminal 20 may assume that there is no collision between the downlink and the uplink when non-consecutive scheduling is set by the base station 10 . That is, it may be assumed that terminals 20 are scheduled such that collisions are avoided.
  • Terminal 20 may assume a duplex scheme involving communications in different directions at the same time. For example, terminal 20 may assume non-consecutive scheduling between bands that are TDD with different TDD patterns. Terminal 20 may perform any of the following optional actions.
  • Terminal 20 may assume that there are no downlink and uplink collisions when non-contiguous scheduling is configured. That is, it may be assumed that terminals 20 are scheduled such that collisions are avoided.
  • Terminal 20 may assume that there will be downlink and uplink collisions when non-contiguous scheduling is configured. For example, when there is a collision between the downlink and the uplink, the terminal 20 may operate as in Example 3 of Example 2-2, which will be described later.
  • the terminal 20 may assume that either option 1 or option 2 operation is configured by the base station 10 in RRC.
  • Terminal 20 may assume non-consecutive scheduling between bands of different duplexing schemes (for example, TDD band + FDD band).
  • the assumed duplexing scheme may be any of the following proposals.
  • the terminal 20 may perform the operation shown in the example below when there is a collision between the downlink and the uplink.
  • the terminal 20 may prioritize setting of the TDD band and puncture or drop non-contiguously scheduled resources when there is a conflict between the downlink and the uplink.
  • Terminal 20 may give priority to non-contiguous scheduling and may puncture or drop resources configured in the TDD band when there is a collision between downlink and uplink.
  • terminal 20 may decide which resource to puncture or drop based on whether the colliding resource is forward or backward in the time direction. Specifically, when the colliding resource is forward, terminal 20 may prioritize the setting of the TDD band and puncture or drop the backward resource. Also, if the conflicting resource is backward, the terminal 20 may give priority to non-contiguously scheduled resources and may puncture or drop resources configured in the TDD band.
  • Scenario A and scenario B are shown below as specific examples of Example 2-2.
  • FIG. 4 is a first diagram showing an example of Scenario A of non-consecutive scheduling according to Example 2 of the embodiment of the present invention.
  • Scenario A is a scenario in which resources scheduled in a duplex manner in the order of downlink and uplink in the time direction collide with non-consecutively scheduled resources.
  • FIG. 5 is a second diagram showing an example of Scenario A of non-consecutive scheduling according to Example 2 of the embodiment of the present invention.
  • FIG. 5 shows the operational results of Example 1 in Scenario A shown in FIG.
  • the terminal 20 performing the operation of Example 1 prioritizes setting of the duplex mode. and puncture the non-contiguously scheduled uplink resources.
  • the terminal 20 performing the operation of example 1 sets the duplex mode. and drop non-contiguously scheduled downlink resources.
  • FIG. 6 is a third diagram showing an example of Scenario A of non-consecutive scheduling according to Example 2 of the embodiment of the present invention.
  • FIG. 6 shows the operational results of example 2 in scenario A shown in FIG.
  • the terminal 20 performing the operation of example 2 gives priority to non-contiguous scheduling, Drop downlink resources configured in duplex mode.
  • the terminal 20 performing the operation of Example 2 gives priority to non-contiguous scheduling. and punctures the configured uplink resource in a duplex mode.
  • FIG. 7 is a fourth diagram showing an example of Scenario A of non-consecutive scheduling according to Example 2 of the embodiment of the present invention.
  • FIG. 7 shows the operational results of example 3 in scenario A shown in FIG.
  • the terminal 20 performing the operation of example 3 will be configured such that the conflicting resource is Since it is a backward resource, priority is given to the setting of the duplexing scheme, and the non-consecutively scheduled uplink resource is punctured.
  • the terminal 20 performing the operation of Example 3 may be configured such that the colliding resources are time-dependent. Prioritize non-contiguous scheduling and puncture the configured uplink resource in duplex mode, as it is the forward resource in the direction.
  • FIG. 8 is a first diagram showing an example of Scenario B of non-consecutive scheduling according to Example 2 of the embodiment of the present invention.
  • Scenario B is a scenario in which resources scheduled in a duplex manner in the order of uplink and downlink in the time direction collide with non-consecutively scheduled resources.
  • FIG. 9 is a second diagram showing an example of Scenario B of non-consecutive scheduling according to Example 2 of the embodiment of the present invention.
  • FIG. 9 shows the operational results of Example 1 in Scenario B shown in FIG.
  • the terminal 20 performing the operation of example 1 prioritizes setting of the duplex mode. and puncture the non-contiguously scheduled uplink resources.
  • the terminal 20 performing the operation of Example 1 sets the duplex mode. and drop non-contiguously scheduled downlink resources.
  • FIG. 10 is a third diagram showing an example of Scenario B of non-consecutive scheduling according to Example 2 of the embodiment of the present invention.
  • FIG. 10 shows the operational results of example 2 in scenario B shown in FIG.
  • the terminal 20 performing the operation of example 2 gives priority to non-contiguous scheduling, Drop downlink resources configured in duplex mode.
  • the terminal 20 performing the operation of example 2 gives priority to non-contiguous scheduling. and punctures the configured uplink resource in a duplex mode.
  • FIG. 11 is a fourth diagram showing an example of Scenario B of non-consecutive scheduling according to Example 2 of the embodiment of the present invention.
  • FIG. 11 shows the operational results of example 3 in scenario B shown in FIG.
  • the terminal 20 performing the operation of Example 3 will be configured such that the conflicting resource is Since it is a forward resource, priority is given to non-contiguous scheduling, and the downlink resource configured in the duplex mode is dropped.
  • the terminal 20 performing the operation of example 3 may be configured such that the colliding resources are time-dependent. Since it is a backward resource in the direction, priority is given to the setting of the duplex mode, and the non-consecutively scheduled downlink resource is dropped.
  • Terminal 20 may assume any of the following as a frequency band to be aggregated for non-consecutive scheduling (aggregation band).
  • the terminal 20 may assume that non-consecutive scheduling targets are frequency bands of the same FR (eg, FR1+FR1).
  • the terminal 20 may assume that non-consecutive scheduling targets are frequency bands of different FRs (for example, FR1+FR2).
  • the terminal 20 may assume that the target of non-continuous scheduling is the licensed band.
  • the terminal 20 may assume that the target of non-continuous scheduling is an unlicensed band.
  • the terminal 20 may assume that non-contiguous scheduling targets include licensed bands and unlicensed bands.
  • Terminal 20 may assume that the frequency band targeted for discontinuous scheduling is either co-location (Co-location) or non-co-location (Non-Co-location).
  • Co-location co-location
  • Non-Co-location non-co-location
  • the terminal 20 may assume that the frequency bands targeted for non-contiguous scheduling are collocations.
  • the terminal 20 may assume that the frequency bands targeted for non-consecutive scheduling are non-colocated. In this case, the terminal 20 may assume a unique value as the transmission timing (for example, TA (Timing Advance)) or transmission power (for example, uplink transmission power) of each frequency band, or may differ for each frequency band. value may be assumed.
  • TA Timing Advance
  • transmission power for example, uplink transmission power
  • the terminal 20 When assuming a unique value for the transmission timing or transmission power of each frequency band, the terminal 20 assumes that a reference frequency band (for example, a reference band) is set by the base station 10 in RRC. may be determined based on other parameters.
  • a reference frequency band for example, a reference band
  • the terminal 20 may assume the frequency band with the minimum (or maximum) subcarrier spacing as the reference band.
  • the terminal 20 may assume the frequency band with the smallest (or largest) virtual CC index as the reference band.
  • the terminal 20 may assume subcarrier intervals (numerology indicating subcarrier intervals) of the frequency band targeted for non-consecutive scheduling.
  • terminal 20 may assume that frequency bands targeted for non-consecutive scheduling are frequency bands with the same subcarrier spacing.
  • terminal 20 may assume that frequency bands targeted for non-consecutive scheduling are frequency bands with different subcarrier intervals.
  • the second embodiment by clarifying the operation of the terminal 20 in non-contiguous scheduling, it is possible to realize appropriate transmission and reception operations in non-contiguous scheduling.
  • Example 3 In the present embodiment, an example will be described in which the terminal 20 transmits terminal capability information regarding non-contiguous carrier aggregation or non-contiguous scheduling to the base station 10 .
  • the terminal capability information may be information indicating whether or not to support non-contiguous carrier aggregation. Also, the terminal capability information may be information indicating whether or not non-consecutive scheduling is supported. Information indicating whether to support non-contiguous carrier aggregation or non-contiguous scheduling may be information for each frequency band (FR). For example, the terminal capability information may be information indicating support for non-contiguous carrier aggregation or non-contiguous scheduling in FR1 only/FR2 only/both FR1 and FR2.
  • the terminal capability information may be information indicating whether or not scheduling by virtual CC is supported. In that case, the terminal capability information may be information including constraints on scheduling by virtual CCs.
  • the terminal capability information may include information indicating whether intra-band aggregation and/or inter-band aggregation is supported in scheduling by virtual CCs.
  • the terminal capability information may include information indicating the maximum number of target virtual CCs, BWPs, or PRBs in scheduling by virtual CCs.
  • the terminal capability information may include information indicating whether only the same subcarrier spacing and/or different subcarrier spacing are supported in scheduling by virtual CCs.
  • the values included in the terminal capability information described above may be different values for the downlink and uplink, or may be common values.
  • the terminal capability information described above may include different values for each inter-band BC or each intra-band frequency band. Also, the terminal capability information described above may be defined in units different from the conventional unit (for example, each virtual CC for each BC).
  • set by RRC may be read as “updated (activated/deactivated) by MAC-CE", “instructed (triggered) by DCI”, or the like.
  • non-contiguous scheduling means “non-contiguous downlink reception/uplink transmission (non-contiguous DL Rx/UL Tx)", “scheduling type X (X: 0, 1, 2, ... or A, B, C, ...) (scheduling type X)” or the like.
  • UE User Equipment
  • UT User Terminal
  • Node Node
  • User Node or the like.
  • FIG. 12 is a diagram showing an example of the functional configuration of the base station 10.
  • the base station 10 has a transmitting section 110, a receiving section 120, a setting section 130, and a control section 140.
  • the functional configuration shown in FIG. 12 is merely an example. As long as the operation according to the embodiment of the present invention can be executed, the functional division and the names of the functional units may be arbitrary. Also, the transmitting unit 110 and the receiving unit 120 may be collectively referred to as a communication unit.
  • the transmission unit 110 includes a function of generating a signal to be transmitted to the terminal 20 side and wirelessly transmitting the signal.
  • the receiving unit 120 includes a function of receiving various signals transmitted from the terminal 20 and acquiring, for example, higher layer information from the received signals. Further, the transmission section 110 has a function of transmitting NR-PSS, NR-SSS, NR-PBCH, DL/UL control signals, DCI by PDCCH, data by PDSCH, and the like to the terminal 20 .
  • the setting unit 130 stores preset setting information and various types of setting information to be transmitted to the terminal 20 in a storage device included in the setting unit 130, and reads them from the storage device as necessary.
  • the control unit 140 schedules DL reception or UL transmission of the terminal 20 via the transmission unit 110 . Also, the control unit 140 includes a function of performing LBT. A functional unit related to signal transmission in control unit 140 may be included in transmitting unit 110 , and a functional unit related to signal reception in control unit 140 may be included in receiving unit 120 . Also, the transmitter 110 may be called a transmitter, and the receiver 120 may be called a receiver.
  • FIG. 13 is a diagram showing an example of the functional configuration of the terminal 20.
  • the terminal 20 has a transmitter 210 , a receiver 220 , a setter 230 and a controller 240 .
  • the functional configuration shown in FIG. 13 is merely an example. As long as the operation according to the embodiment of the present invention can be executed, the functional division and the names of the functional units may be arbitrary.
  • the transmitting unit 210 and the receiving unit 220 may be collectively referred to as a communication unit.
  • the transmission unit 210 creates a transmission signal from the transmission data and wirelessly transmits the transmission signal.
  • the receiving unit 220 wirelessly receives various signals and acquires a higher layer signal from the received physical layer signal.
  • the receiving unit 220 also has a function of receiving NR-PSS, NR-SSS, NR-PBCH, DL/UL/SL control signals, DCI by PDCCH, data by PDSCH, and the like transmitted from the base station 10 .
  • the transmission unit 210 transmits PSCCH (Physical Sidelink Control Channel), PSSCH (Physical Sidelink Shared Channel), PSDCH (Physical Sidelink Discovery Channel), PSBCH (Physical Sidelink Broadcast Channel) etc.
  • PSCCH Physical Sidelink Control Channel
  • PSSCH Physical Sidelink Shared Channel
  • PSDCH Physical Sidelink Discovery Channel
  • PSBCH Physical Sidelink Broadcast Channel
  • the receiving unit 120 may receive PSCCH, PSSCH, PSDCH, PSBCH, or the like from another terminal 20 .
  • the setting unit 230 stores various types of setting information received from the base station 10 or other terminals by the receiving unit 220 in the storage device provided in the setting unit 230, and reads them from the storage device as necessary.
  • the setting unit 230 also stores preset setting information.
  • the control unit 240 controls the terminal 20 . Also, the control unit 240 includes a function of performing LBT.
  • the terminal of this embodiment may be configured as a terminal shown in each section below. Also, the following communication method may be implemented.
  • (Section 4) Further comprising a transmitting unit that transmits terminal capability information related to carrier aggregation that is aggregated in units different from component carriers on the uplink, The terminal according to any one of items 1 to 3.
  • (Section 5) A communication unit that communicates with a terminal in a frequency band aggregated by carrier aggregation; A control unit that assumes scheduling in units different from component carriers in the aggregated frequency band, base station.
  • (Section 6) performing uplink or downlink communication in frequency bands aggregated by carrier aggregation; Assuming that scheduling is performed in units different from component carriers in the aggregated frequency band, The method of communication performed by the terminal.
  • any of the above configurations provides a technique that enables the overhead of resource allocation to be reduced.
  • the second term it is possible to realize non-consecutive scheduling for each virtual CC.
  • the third term it is possible to realize proper operation of transmission and reception in non-consecutive scheduling.
  • each functional block may be implemented using one device physically or logically coupled, or directly or indirectly using two or more physically or logically separated devices (e.g. , wired, wireless, etc.) and may be implemented using these multiple devices.
  • a functional block may be implemented by combining software in the one device or the plurality of devices.
  • Functions include judging, determining, determining, calculating, calculating, processing, deriving, examining, searching, checking, receiving, transmitting, outputting, accessing, resolving, selecting, choosing, establishing, comparing, assuming, expecting, assuming, Broadcasting, notifying, communicating, forwarding, configuring, reconfiguring, allocating, mapping, assigning, etc.
  • a functional block (component) that performs transmission is called a transmitting unit or transmitter. In either case, as described above, the implementation method is not particularly limited.
  • the base station 10, the terminal 20, etc. may function as a computer that performs processing of the wireless communication method of the present disclosure.
  • FIG. 14 is a diagram illustrating an example of hardware configurations of the base station 10 and the terminal 20 according to an embodiment of the present disclosure.
  • the base station 10 and terminal 20 described above are physically configured as a computer device including a processor 1001, a storage device 1002, an auxiliary storage device 1003, a communication device 1004, an input device 1005, an output device 1006, a bus 1007, and the like. good too.
  • Each function of the base station 10 and the terminal 20 is performed by the processor 1001 performing calculations and controlling communication by the communication device 1004 by loading predetermined software (programs) onto hardware such as the processor 1001 and the storage device 1002. or by controlling at least one of data reading and writing in the storage device 1002 and the auxiliary storage device 1003 .
  • the processor 1001 for example, operates an operating system and controls the entire computer.
  • the processor 1001 may be configured with a central processing unit (CPU) including an interface with peripheral devices, a control device, an arithmetic device, registers, and the like.
  • CPU central processing unit
  • the control unit 140 , the control unit 240 and the like described above may be implemented by the processor 1001 .
  • the processor 1001 reads programs (program codes), software modules, data, etc. from at least one of the auxiliary storage device 1003 and the communication device 1004 to the storage device 1002, and executes various processes according to them.
  • programs program codes
  • software modules software modules
  • data etc.
  • the program a program that causes a computer to execute at least part of the operations described in the above embodiments is used.
  • control unit 140 of base station 10 shown in FIG. 12 may be implemented by a control program stored in storage device 1002 and operated by processor 1001 .
  • the control unit 240 of the terminal 20 shown in FIG. 13 may be implemented by a control program stored in the storage device 1002 and operated by the processor 1001 .
  • FIG. Processor 1001 may be implemented by one or more chips. Note that the program may be transmitted from a network via an electric communication line.
  • the storage device 1002 is a computer-readable recording medium, for example, ROM (Read Only Memory), EPROM (Erasable Programmable ROM), EEPROM (Electrically Erasable Programmable ROM), RAM (Random Access Memory), etc. may be configured.
  • the storage device 1002 may also be called a register, cache, main memory (main storage device), or the like.
  • the storage device 1002 can store executable programs (program code), software modules, etc. for implementing the communication method according to an embodiment of the present disclosure.
  • the auxiliary storage device 1003 is a computer-readable recording medium, for example, an optical disk such as a CD-ROM (Compact Disc ROM), a hard disk drive, a flexible disk, a magneto-optical disk (for example, a compact disk, a digital versatile disk, a Blu -ray disk), smart card, flash memory (eg, card, stick, key drive), floppy disk, magnetic strip, and/or the like.
  • the storage medium described above may be, for example, a database, server, or other suitable medium including at least one of storage device 1002 and secondary storage device 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 a network device, a network controller, a network card, a communication module, or the like.
  • the communication device 1004 includes a high-frequency switch, a duplexer, a filter, a frequency synthesizer, etc., in order to realize at least one of frequency division duplex (FDD) and time division duplex (TDD).
  • FDD frequency division duplex
  • TDD time division duplex
  • the transceiver may be physically or logically separate implementations for the transmitter and receiver.
  • the input device 1005 is an input device (for example, keyboard, mouse, microphone, switch, button, sensor, etc.) that receives input from the outside.
  • the output device 1006 is an output device (for example, display, speaker, LED lamp, etc.) that outputs to the outside. Note that the input device 1005 and the output device 1006 may be integrated (for example, a touch panel).
  • Each device such as the processor 1001 and the storage device 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 devices.
  • the base station 10 and the terminal 20 include hardware such as microprocessors, digital signal processors (DSPs), ASICs (Application Specific Integrated Circuits), PLDs (Programmable Logic Devices), and FPGAs (Field Programmable Gate Arrays). , and part or all of each functional block may be implemented by the hardware.
  • processor 1001 may be implemented using at least one of these pieces of hardware.
  • a vehicle 2001 includes a drive unit 2002, a steering unit 2003, an accelerator pedal 2004, a brake pedal 2005, a shift lever 2006, front wheels 2007, rear wheels 2008, an axle 2009, an electronic control unit 2010, various sensors 2021 to 2029. , an information service unit 2012 and a communication module 2013 .
  • a communication device mounted on vehicle 2001 may be applied to communication module 2013, for example.
  • the driving unit 2002 is configured by, for example, an engine, a motor, or a hybrid of the engine and the motor.
  • the steering unit 2003 includes at least a steering wheel (also referred to as steering wheel), 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.
  • the electronic control unit 2010 is composed of a microprocessor 2031 , a memory (ROM, RAM) 2032 and a communication port (IO port) 2033 . Signals from various sensors 2021 to 2029 provided in the vehicle 2001 are input to the electronic control unit 2010 .
  • the electronic control unit 2010 may also be called an ECU (Electronic Control Unit).
  • the signals from the various sensors 2021 to 2029 include the current signal from the current sensor 2021 that senses the current of the motor, the rotation speed signal of the front and rear wheels acquired by the rotation speed sensor 2022, and the front wheel acquired by the air pressure sensor 2023. and rear wheel air pressure signal, vehicle speed signal obtained by vehicle speed sensor 2024, acceleration signal obtained by acceleration sensor 2025, accelerator pedal depression amount signal obtained by accelerator pedal sensor 2029, brake pedal sensor 2026 obtained by There are a brake pedal depression amount signal, a shift lever operation signal acquired by the shift lever sensor 2027, and a detection signal for detecting obstacles, vehicles, pedestrians, etc. acquired by the object detection sensor 2028, and the like.
  • the information service unit 2012 includes various devices such as car navigation systems, audio systems, speakers, televisions, and radios for providing various types of information such as driving information, traffic information, and entertainment information, and one or more devices for controlling these devices. ECU.
  • the information service unit 2012 uses information acquired from an external device via the communication module 2013 or the like to provide passengers of the vehicle 2001 with various multimedia information and multimedia services.
  • Driving support system unit 2030 includes millimeter wave radar, LiDAR (Light Detection and Ranging), camera, positioning locator (e.g., GNSS, etc.), map information (e.g., high-definition (HD) map, automatic driving vehicle (AV) map, etc. ), gyro systems (e.g., IMU (Inertial Measurement Unit), INS (Inertial Navigation System), etc.), AI (Artificial Intelligence) chips, AI processors, etc., to prevent accidents and reduce the driver's driving load. and one or more ECUs for controlling these devices.
  • the driving support system unit 2030 transmits and receives various information via the communication module 2013, and realizes a driving support function or an automatic driving function.
  • the communication module 2013 can communicate with the microprocessor 2031 and components of the vehicle 2001 via communication ports.
  • the communication module 2013 communicates with the vehicle 2001 through the communication port 2033, the drive unit 2002, the steering unit 2003, the accelerator pedal 2004, the brake pedal 2005, the shift lever 2006, the front wheels 2007, the rear wheels 2008, the axle 2009, the electronic Data is transmitted and received between the microprocessor 2031 and memory (ROM, RAM) 2032 in the control unit 2010 and the sensors 2021-29.
  • 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 an external device via wireless communication.
  • Communication module 2013 may be internal or external to electronic control unit 2010 .
  • the external device may be, for example, a base station, a mobile station, or the like.
  • the communication module 2013 transmits the current signal from the current sensor input to the electronic control unit 2010 to an external device via wireless communication.
  • the communication module 2013 receives the rotation speed signal of the front and rear wheels obtained by the rotation speed sensor 2022, the air pressure signal of the front and rear wheels obtained by the air pressure sensor 2023, and the vehicle speed sensor. 2024, an acceleration signal obtained by an acceleration sensor 2025, an accelerator pedal depression amount signal obtained by an accelerator pedal sensor 2029, a brake pedal depression amount signal obtained by a brake pedal sensor 2026, and a shift lever.
  • a shift lever operation signal obtained by the sensor 2027 and a detection signal for detecting obstacles, vehicles, pedestrians, etc. obtained by the object detection sensor 2028 are also transmitted to an external device via wireless communication.
  • the communication module 2013 receives various information (traffic information, signal information, inter-vehicle information, etc.) transmitted from external devices, and displays it on the information service unit 2012 provided in the vehicle 2001 .
  • Communication module 2013 also stores various information received from external devices in memory 2032 available to microprocessor 2031 .
  • the microprocessor 2031 controls the drive unit 2002, the steering unit 2003, the accelerator pedal 2004, the brake pedal 2005, the shift lever 2006, the front wheels 2007, the rear wheels 2008, and the axle 2009 provided in the vehicle 2001.
  • sensors 2021 to 2029 and the like may be controlled.
  • the operations of a plurality of functional units may be physically performed by one component, or the operations of one functional unit may be physically performed by a plurality of components.
  • the processing order may be changed as long as there is no contradiction.
  • the base station 10 and the terminal 20 have been described using functional block diagrams for convenience of explanation of processing, such devices may be implemented in hardware, software, or a combination thereof.
  • the software operated by the processor of the base station 10 according to the embodiment of the present invention and the software operated by the processor of the terminal 20 according to the embodiment of the present invention are stored in random access memory (RAM), flash memory, read-only memory, respectively. (ROM), EPROM, EEPROM, register, hard disk (HDD), removable disk, CD-ROM, database, server, or any other appropriate storage medium.
  • 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 physical layer signaling (e.g., DCI (Downlink Control Information), UCI (Uplink Control Information)), higher layer signaling (e.g., RRC (Radio Resource Control) signaling, MAC (Medium Access Control) signaling) , broadcast information (MIB (Master Information Block), SIB (System Information Block)), other signals, or a combination thereof.
  • the RRC signaling may also be called an RRC message, such as an RRC Connection Setup message, an RRC Connection Reconfiguration message, or the like.
  • Each aspect/embodiment described in the present disclosure includes LTE (Long Term Evolution), LTE-A (LTE-Advanced), SUPER 3G, IMT-Advanced, 4G (4th generation mobile communication system), 5G (5th generation mobile communication system) system), 6th generation mobile communication system (6G), xth generation mobile communication system (xG) (xG (x is, for example, an integer, a decimal number)), FRA (Future Radio Access), NR (new Radio), New radio access ( NX), Future generation radio access (FX), W-CDMA (registered trademark), GSM (registered trademark), CDMA2000, UMB (Ultra Mobile Broadband), IEEE 802.11 (Wi-Fi (registered trademark)), IEEE 802 .16 (WiMAX (registered trademark)), IEEE 802.20, UWB (Ultra-WideBand), Bluetooth (registered trademark), and other suitable systems, and any extensions, modifications, creations, and provisions based on these systems. It may be applied to
  • a specific operation performed by the base station 10 in this specification may be performed by its upper node in some cases.
  • various operations performed for communication with terminal 20 may be performed by base station 10 and other network nodes other than base station 10 ( (eg, but not limited to MME or S-GW).
  • base station 10 e.g, but not limited to MME or S-GW
  • other network nodes e.g, but not limited to MME or S-GW.
  • the other network node may be a combination of a plurality of other network nodes (eg, MME and S-GW).
  • Information, signals, etc. described in the present disclosure may be output from a higher layer (or a lower layer) to a lower layer (or a higher layer). It may be input and output via multiple network nodes.
  • Input/output information may be stored in a specific location (for example, memory) or managed using a management table. Input/output information and the like can be overwritten, updated, or appended. The output information and the like may be deleted. The entered information and the like may be transmitted to another device.
  • the determination in the present disclosure may be performed by a value represented by 1 bit (0 or 1), may be performed by a boolean value (Boolean: true or false), or may be performed by comparing numerical values (e.g. , comparison with a predetermined value).
  • Software whether referred to as software, firmware, middleware, microcode, hardware description language or otherwise, includes instructions, instruction sets, code, code segments, program code, programs, subprograms, and software modules. , applications, software applications, software packages, routines, subroutines, objects, executables, threads of execution, procedures, functions, and the like.
  • software, instructions, information, etc. may be transmitted and received via a transmission medium.
  • the software uses at least one of wired technology (coaxial cable, fiber optic cable, twisted pair, digital subscriber line (DSL), etc.) and wireless technology (infrared, microwave, etc.) to website, Wired and/or wireless technologies are included within the definition of transmission medium when sent from a server or other remote source.
  • wired technology coaxial cable, fiber optic cable, twisted pair, digital subscriber line (DSL), etc.
  • wireless technology infrared, microwave, etc.
  • data, instructions, commands, information, signals, bits, symbols, chips, etc. may refer to voltages, currents, electromagnetic waves, magnetic fields or magnetic particles, light fields or photons, or any of these. may be represented by a combination of
  • the channel and/or symbols may be signaling.
  • a signal may also be a message.
  • a component carrier may also be called a carrier frequency, a cell, a frequency carrier, or the like.
  • system and “network” used in this disclosure are used interchangeably.
  • information, parameters, etc. described in the present disclosure may be expressed using absolute values, may be expressed using relative values from a predetermined value, or may be expressed using other corresponding information.
  • radio resources may be indexed.
  • base station BS
  • radio base station base station
  • base station fixed station
  • NodeB nodeB
  • eNodeB eNodeB
  • gNodeB gNodeB
  • a base station can accommodate one or more (eg, three) cells.
  • the overall coverage area of the base station can be partitioned into multiple smaller areas, each smaller area being a base station subsystem (e.g., an indoor small base station (RRH: Communication services can also be provided by Remote Radio Head)).
  • RRH indoor small base station
  • the terms "cell” or “sector” refer to part or all of the coverage area of at least one of the base stations and base station subsystems that serve communication within such coverage.
  • MS Mobile Station
  • UE User Equipment
  • a mobile station is defined by those skilled in the art as 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 It may also be called a terminal, remote terminal, handset, user agent, mobile client, client, or some other suitable term.
  • At least one of the base station and mobile station may be called a transmitting device, a receiving device, a communication device, or the like.
  • At least one of the base station and the mobile station may be a device mounted on a mobile object, the mobile object itself, or the like.
  • the mobile object may be a vehicle (e.g., car, airplane, etc.), an unmanned mobile object (e.g., drone, self-driving car, etc.), or a robot (manned or unmanned ).
  • at least one of the base station and the mobile station includes devices that do not necessarily move during communication operations.
  • at least one of the base station and mobile station may be an IoT (Internet of Things) device such as a sensor.
  • IoT Internet of Things
  • the base station in the present disclosure may be read as a user terminal.
  • communication between a base station and a user terminal is replaced with communication between a plurality of terminals 20 (for example, D2D (Device-to-Device), V2X (Vehicle-to-Everything), etc.)
  • the terminal 20 may have the functions of the base station 10 described above.
  • words such as "up” and “down” may be replaced with words corresponding to inter-terminal communication (for example, "side”).
  • uplink channels, downlink channels, etc. may be read as side channels.
  • user terminals in the present disclosure may be read as base stations.
  • the base station may have the functions that the above-described user terminal has.
  • determining and “determining” used in this disclosure may encompass a wide variety of actions.
  • “Judgement” and “determination” are, for example, judging, calculating, computing, processing, deriving, investigating, looking up, searching, inquiring (eg, lookup in a table, database, or other data structure);
  • "judgment” and “determination” are used for receiving (e.g., receiving information), transmitting (e.g., transmitting information), input, output, access (accessing) (for example, accessing data in memory) may include deeming that a "judgment” or “decision” has been made.
  • judgment and “decision” are considered to be “judgment” and “decision” by resolving, selecting, choosing, establishing, comparing, etc. can contain.
  • judgment and “decision” may include considering that some action is “judgment” and “decision”.
  • judgment (decision) may be read as “assuming”, “expecting”, “considering”, or the like.
  • connection means any direct or indirect connection or coupling between two or more elements, It can include the presence of one or more intermediate elements between two elements being “connected” or “coupled.” Couplings or connections between elements may be physical, logical, or a combination thereof. For example, “connection” may be read as "access”.
  • two elements are defined using at least one of one or more wires, cables, and printed electrical connections and, as some non-limiting and non-exhaustive examples, in the radio frequency domain. , electromagnetic energy having wavelengths in the microwave and optical (both visible and invisible) regions, and the like.
  • the reference signal can also be abbreviated as RS (Reference Signal), and may also be called Pilot depending on the applicable standard.
  • RS Reference Signal
  • any reference to elements using the "first,” “second,” etc. designations 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, reference to a first and second element does not imply that only two elements can be employed or that the first element must precede the second element in any way.
  • a radio frame may consist of one or more frames in the time domain. Each frame or frames in the time domain may be referred to as a subframe. A subframe may also consist of one or more slots in the time domain. A subframe may be of a fixed length of time (eg, 1 ms) independent of numerology.
  • a numerology may be a communication parameter that applies to the transmission and/or reception of a signal or channel. Numerology, for example, subcarrier spacing (SCS), bandwidth, symbol length, cyclic prefix length, transmission time interval (TTI), number of symbols per TTI, radio frame configuration, transceiver It may indicate at least one of certain filtering operations performed in the frequency domain, certain windowing operations performed by the transceiver in the time domain, and/or the like.
  • SCS subcarrier spacing
  • TTI transmission time interval
  • transceiver It may indicate at least one of certain filtering operations performed in the frequency domain, certain windowing operations performed by the transceiver in the time domain, and/or the like.
  • a slot may consist of one or more symbols (OFDM (Orthogonal Frequency Division Multiplexing) symbol, SC-FDMA (Single Carrier Frequency Division Multiple Access) symbol, etc.) in the time domain.
  • a slot may be a unit of time based on numerology.
  • a slot may contain multiple mini-slots. Each minislot may consist of one or more symbols in the time domain. A minislot may also be referred to as a subslot. A minislot may consist of fewer symbols than a slot.
  • PDSCH (or PUSCH) transmitted in time units larger than minislots may be referred to as PDSCH (or PUSCH) mapping type A.
  • PDSCH (or PUSCH) transmitted using minislots may be referred to as PDSCH (or PUSCH) mapping type B.
  • Radio frames, subframes, slots, minislots and symbols all represent time units when transmitting signals. Radio frames, subframes, slots, minislots and symbols may be referred to by other corresponding designations.
  • one subframe may be called a Transmission Time Interval (TTI)
  • TTI Transmission Time Interval
  • TTI Transmission Time Interval
  • TTI Transmission Time Interval
  • one slot or one minislot may be called a TTI.
  • TTI Transmission Time Interval
  • at least one of the subframe and TTI may be a subframe (1 ms) in existing LTE, a period shorter than 1 ms (eg, 1-13 symbols), or a period longer than 1 ms may be Note that the unit representing the TTI may be called a slot, mini-slot, or the like instead of a subframe.
  • TTI refers to, for example, the minimum scheduling time unit in wireless communication.
  • the base station performs scheduling to allocate radio resources (frequency bandwidth, transmission power, etc. that can be used by each terminal 20) to each terminal 20 on a TTI basis.
  • radio resources frequency bandwidth, transmission power, etc. that can be used by each terminal 20
  • TTI is not limited to this.
  • a TTI may be a transmission time unit such as a channel-encoded data packet (transport block), code block, or codeword, or may be a processing unit such as scheduling and link adaptation. Note that when a TTI is given, the time interval (for example, the number of symbols) in which transport blocks, code blocks, codewords, etc. are actually mapped may be shorter than the TTI.
  • one or more TTIs may be the minimum scheduling time unit. Also, the number of slots (the number of mini-slots) constituting the minimum time unit of the scheduling may be controlled.
  • a TTI having a time length of 1 ms may be called a normal TTI (TTI in LTE Rel. 8-12), normal TTI, long TTI, normal subframe, normal subframe, long subframe, slot, or the like.
  • a TTI that is shorter than a normal TTI may be called a shortened TTI, a short TTI, a partial or fractional TTI, a shortened subframe, a short subframe, a minislot, a subslot, a slot, and the like.
  • the long TTI (e.g., normal TTI, subframe, etc.) may be replaced with a TTI having a time length exceeding 1 ms
  • the short TTI e.g., shortened TTI, etc.
  • a TTI having the above TTI length may be read instead.
  • a resource block is a resource allocation unit in the time domain and the frequency domain, and may include one or more consecutive subcarriers in the frequency domain.
  • the number of subcarriers included in the RB may be the same regardless of the numerology, and may be 12, for example.
  • the number of subcarriers included in an RB may be determined based on numerology.
  • the time domain of an RB may include one or more symbols and may be 1 slot, 1 minislot, 1 subframe, or 1 TTI long.
  • One TTI, one subframe, etc. may each consist of one or more resource blocks.
  • One or more RBs are physical resource blocks (PRBs), sub-carrier groups (SCGs), resource element groups (REGs), PRB pairs, RB pairs, etc. may be called.
  • PRBs physical resource blocks
  • SCGs sub-carrier groups
  • REGs resource element groups
  • PRB pairs RB pairs, etc. may be called.
  • a resource block may be composed of one or more resource elements (RE: Resource Element).
  • RE Resource Element
  • 1 RE may be a radio resource region of 1 subcarrier and 1 symbol.
  • a bandwidth part (which may also be called a bandwidth part) may represent a subset of contiguous common resource blocks (RBs) for a certain numerology on a certain carrier.
  • the common RB may be identified by an RB index based on the 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 terminal 20 within one carrier.
  • At least one of the configured BWPs may be active, and terminal 20 may not expect to transmit or receive a given signal/channel outside the active BWP.
  • terminal 20 may not expect to transmit or receive a given signal/channel outside the active BWP.
  • “cell”, “carrier”, etc. in the present disclosure may be read as "BWP”.
  • radio frames, subframes, slots, minislots and symbols are only examples.
  • the number of subframes contained in a radio frame the number of slots per subframe or radio frame, the number of minislots contained within a slot, the number of symbols and RBs contained in a slot or minislot, the number of Configurations such as the number of subcarriers, the number of symbols in a TTI, the symbol length, the cyclic prefix (CP) length, etc.
  • CP cyclic prefix
  • a and B are different may mean “A and B are different from each other.”
  • the term may also mean that "A and B are different from C”.
  • Terms such as “separate,” “coupled,” etc. may also be interpreted in the same manner as “different.”
  • notification of predetermined information is not limited to being performed explicitly, but may be performed implicitly (for example, not notifying the predetermined information). good too.

Landscapes

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

Abstract

L'invention concerne un terminal comprenant : une unité de communication qui réalise une communication en liaison montante ou en liaison descendante sur des bandes de fréquences agrégées au moyen d'une agrégation de porteuses ; et une unité de commande qui suppose qu'une planification est effectuée en utilisant une unité différente d'une porteuse composante (CC) dans les bandes de fréquences agrégées.
PCT/JP2022/004568 2022-02-04 2022-02-04 Terminal, station de base et procédé de communication Ceased WO2023148945A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2023578321A JPWO2023148945A1 (fr) 2022-02-04 2022-02-04
PCT/JP2022/004568 WO2023148945A1 (fr) 2022-02-04 2022-02-04 Terminal, station de base et procédé de communication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/004568 WO2023148945A1 (fr) 2022-02-04 2022-02-04 Terminal, station de base et procédé de communication

Publications (1)

Publication Number Publication Date
WO2023148945A1 true WO2023148945A1 (fr) 2023-08-10

Family

ID=87552021

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2022/004568 Ceased WO2023148945A1 (fr) 2022-02-04 2022-02-04 Terminal, station de base et procédé de communication

Country Status (2)

Country Link
JP (1) JPWO2023148945A1 (fr)
WO (1) WO2023148945A1 (fr)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017502543A (ja) * 2013-10-30 2017-01-19 エルジー エレクトロニクス インコーポレイティド Ｔｄｄセルとｆｄｄセルがキャリアアグリゲーションに含まれる状況におけるｈａｒｑ動作
JP2021503762A (ja) * 2017-11-17 2021-02-12 クアルコム，インコーポレイテッド ニューラジオにおける帯域幅パートのための制御プレーン設計

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2017502543A (ja) * 2013-10-30 2017-01-19 エルジー エレクトロニクス インコーポレイティド Ｔｄｄセルとｆｄｄセルがキャリアアグリゲーションに含まれる状況におけるｈａｒｑ動作
JP2021503762A (ja) * 2017-11-17 2021-02-12 クアルコム，インコーポレイテッド ニューラジオにおける帯域幅パートのための制御プレーン設計

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
CHARTER COMMUNICATIONS: "Multi-cell scheduling and dormancy", 3GPP DRAFT; R1-2008835, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE, vol. RAN WG1, no. eMeeting; 20201026 - 20201113, 23 October 2020 (2020-10-23), Mobile Competence Centre ; 650, route des Lucioles ; F-06921 Sophia-Antipolis Cedex ; France , XP051945379 *

Also Published As

Publication number Publication date
JPWO2023148945A1 (fr) 2023-08-10

Similar Documents

Publication Publication Date Title
WO2023152927A1 (fr) Terminal et station de base
WO2023195141A1 (fr) Terminal, station de base et procédé de communication
WO2023053418A1 (fr) Terminal, station de base, et procédé de communication
WO2023053301A1 (fr) Terminal et procédé de communication
WO2023148945A1 (fr) Terminal, station de base et procédé de communication
JP7768590B2 (ja) 端末、及びモニタ方法
US20250089079A1 (en) Terminal, base station and communication method
WO2023162748A1 (fr) Terminal, station de base et procédé de communication
WO2023199447A1 (fr) Terminal, station de base et procédé de communication
WO2023163019A1 (fr) Terminal, station de base, système de communication sans fil et procédé de communication
WO2023175979A1 (fr) Terminal, station de base et procédé de communication
WO2023139942A1 (fr) Terminal, station de base et procédé de communication
WO2023152930A1 (fr) Terminal, station de base et procédé de communication
WO2023199446A1 (fr) Terminal, station de base et procédé de communication
WO2023148931A1 (fr) Terminal, station de base et procédé de communication
WO2023021886A1 (fr) Station de base, terminal et procédé de communication
WO2023188210A1 (fr) Terminal, station de base, et procédé de communication
WO2023148930A1 (fr) Terminal, station de base et procédé de communication
WO2023188212A1 (fr) Terminal, station de base, et procédé de communication
WO2023132084A1 (fr) Terminal, station de base et procédé de communication
WO2023170977A1 (fr) Terminal, station de base et procédé de communication
WO2023188211A1 (fr) Terminal, station de base, et procédé de communication
JP2023121673A (ja) 端末、基地局及び通信方法
WO2023132062A1 (fr) Terminal, station de base et procédé de communication
WO2023026915A1 (fr) Terminal et procédé de communication

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: 22924855

Country of ref document: EP

Kind code of ref document: A1

WWE Wipo information: entry into national phase

Ref document number: 2023578321

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: 22924855

Country of ref document: EP

Kind code of ref document: A1