JP7768400B2 - 通信装置、基地局及び通信方法 - Google Patents

通信装置、基地局及び通信方法

Info

Publication number
JP7768400B2
JP7768400B2 JP2024540405A JP2024540405A JP7768400B2 JP 7768400 B2 JP7768400 B2 JP 7768400B2 JP 2024540405 A JP2024540405 A JP 2024540405A JP 2024540405 A JP2024540405 A JP 2024540405A JP 7768400 B2 JP7768400 B2 JP 7768400B2
Authority
JP
Japan
Prior art keywords
information
transform precoder
dci
pusch
transform
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.)
Active
Application number
JP2024540405A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024034470A5 (https=
JPWO2024034470A1 (https=
Inventor
大輝 前本
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.)
Denso Corp
Original Assignee
Denso Corp
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 Denso Corp filed Critical Denso Corp
Publication of JPWO2024034470A1 publication Critical patent/JPWO2024034470A1/ja
Publication of JPWO2024034470A5 publication Critical patent/JPWO2024034470A5/ja
Application granted granted Critical
Publication of JP7768400B2 publication Critical patent/JP7768400B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0044—Allocation of payload; Allocation of data channels, e.g. PDSCH or PUSCH
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0404—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2626—Arrangements specific to the transmitter only
    • H04L27/2627—Modulators
    • H04L27/2634—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation
    • H04L27/2636—Inverse fast Fourier transform [IFFT] or inverse discrete Fourier transform [IDFT] modulators in combination with other circuits for modulation with FFT or DFT modulators, e.g. standard single-carrier frequency-division multiple access [SC-FDMA] transmitter or DFT spread orthogonal frequency division multiplexing [DFT-SOFDM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • H04L5/001—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT the frequencies being arranged in component carriers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094—Indication of how sub-channels of the path are allocated

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Discrete Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2024540405A 2022-08-08 2023-08-01 通信装置、基地局及び通信方法 Active JP7768400B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022126208 2022-08-08
JP2022126208 2022-08-08
PCT/JP2023/028143 WO2024034470A1 (ja) 2022-08-08 2023-08-01 通信装置、基地局及び通信方法

Publications (3)

Publication Number Publication Date
JPWO2024034470A1 JPWO2024034470A1 (https=) 2024-02-15
JPWO2024034470A5 JPWO2024034470A5 (https=) 2025-04-16
JP7768400B2 true JP7768400B2 (ja) 2025-11-12

Family

ID=89851699

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024540405A Active JP7768400B2 (ja) 2022-08-08 2023-08-01 通信装置、基地局及び通信方法

Country Status (5)

Country Link
US (1) US20250184059A1 (https=)
EP (1) EP4572490A4 (https=)
JP (1) JP7768400B2 (https=)
CN (1) CN119654952A (https=)
WO (1) WO2024034470A1 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200068539A1 (en) 2017-05-05 2020-02-27 Huawei Technologies Co., Ltd. Control information obtaining method and apparatus
US20200374852A1 (en) 2019-05-20 2020-11-26 Qualcomm Incorporated Techniques for resource block allocation in wireless communications
JP2022529889A (ja) 2019-03-25 2022-06-27 オフィノ， エルエルシー 省電力コマンドの送受信
WO2022153966A1 (ja) 2021-01-13 2022-07-21 シャープ株式会社 端末装置、基地局装置、および、通信方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113572587B (zh) * 2021-06-24 2024-01-23 杭州红岭通信息科技有限公司 一种上行物理共享信道的波形切换方法
MX2024011002A (es) * 2022-03-11 2024-09-17 Lenovo Beijing Ltd Metodo y aparato para la conmutacion de estados de precodificacion de transformacion para un pusch.

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200068539A1 (en) 2017-05-05 2020-02-27 Huawei Technologies Co., Ltd. Control information obtaining method and apparatus
JP2022529889A (ja) 2019-03-25 2022-06-27 オフィノ， エルエルシー 省電力コマンドの送受信
US20200374852A1 (en) 2019-05-20 2020-11-26 Qualcomm Incorporated Techniques for resource block allocation in wireless communications
WO2022153966A1 (ja) 2021-01-13 2022-07-21 シャープ株式会社 端末装置、基地局装置、および、通信方法

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
OPPO，Discussion on the UL waveform indication method，3GPP TSG RAN WG1 #90b R1-1718776，2017年10月04日

Also Published As

Publication number Publication date
EP4572490A1 (en) 2025-06-18
US20250184059A1 (en) 2025-06-05
JPWO2024034470A1 (https=) 2024-02-15
WO2024034470A1 (ja) 2024-02-15
EP4572490A4 (en) 2025-12-31
CN119654952A (zh) 2025-03-18

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