JP7457698B2 - Ｃｓｉフィードバックおよび受信方法、装置、デバイス、および記憶媒体 - Google Patents

Ｃｓｉフィードバックおよび受信方法、装置、デバイス、および記憶媒体 Download PDF

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JP7457698B2
JP7457698B2 JP2021518180A JP2021518180A JP7457698B2 JP 7457698 B2 JP7457698 B2 JP 7457698B2 JP 2021518180 A JP2021518180 A JP 2021518180A JP 2021518180 A JP2021518180 A JP 2021518180A JP 7457698 B2 JP7457698 B2 JP 7457698B2
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vector
coefficient
basis
information
basis vector
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JP2022504137A (ja
JP2022504137A5 (https=
JPWO2020088640A5 (https=
Inventor
▲呉▼昊
▲陳▼▲藝▼▲じゃん▼
▲鄭▼国▲増▼
李永
▲魯▼照▲華▼
李儒岳
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ZTE Corp
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ZTE Corp
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    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • 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
    • H04B7/0417—Feedback systems
    • 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
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0658—Feedback reduction
    • H04B7/066—Combined feedback for a number of channels, e.g. over several subcarriers like in orthogonal frequency division multiplexing [OFDM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0453—Resources in frequency domain, e.g. a carrier in FDMA

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
JP2021518180A 2018-11-02 2019-11-01 Ｃｓｉフィードバックおよび受信方法、装置、デバイス、および記憶媒体 Active JP7457698B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201811302880.2 2018-11-02
CN201811302880.2A CN110535513A (zh) 2018-11-02 2018-11-02 一种csi反馈及接收方法、装置、存储介质
PCT/CN2019/114977 WO2020088640A1 (zh) 2018-11-02 2019-11-01 Csi反馈及接收方法、装置、设备、存储介质

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JP2022504137A JP2022504137A (ja) 2022-01-13
JP2022504137A5 JP2022504137A5 (https=) 2022-09-05
JPWO2020088640A5 JPWO2020088640A5 (https=) 2022-09-05
JP7457698B2 true JP7457698B2 (ja) 2024-03-28

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US (2) US11804886B2 (https=)
EP (2) EP3876433B1 (https=)
JP (1) JP7457698B2 (https=)
KR (1) KR102806748B1 (https=)
CN (2) CN110535513A (https=)
AU (1) AU2019370538B2 (https=)
ES (1) ES2963528T3 (https=)
FI (1) FI3876433T3 (https=)
SG (1) SG11202103259TA (https=)
WO (1) WO2020088640A1 (https=)

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CN110535513A (zh) * 2018-11-02 2019-12-03 中兴通讯股份有限公司 一种csi反馈及接收方法、装置、存储介质
CN110535498B (zh) * 2018-12-28 2022-10-18 中兴通讯股份有限公司 信道状态信息csi反馈方法及设备
CN111049852B (zh) * 2019-12-24 2020-12-08 国家计算机网络与信息安全管理中心 Can总线协议解析方法、装置、电子设备及存储介质
EP4087153B1 (en) * 2020-02-07 2026-04-08 Huawei Technologies Co., Ltd. Signal transmission method and apparatus
EP4133771A4 (en) * 2020-04-08 2024-01-24 Apple Inc. New radio (nr) multi-input multi-output (mimo) channel state information (csi) design for small bandwidth part (bwp)
CN114598365B (zh) 2020-12-01 2023-10-17 维沃移动通信有限公司 传输方法、装置、设备及可读存储介质
CN115134041A (zh) * 2021-03-25 2022-09-30 中兴通讯股份有限公司 信道状态信息传输方法、装置、终端、基站和存储介质
CN118251848A (zh) * 2021-08-06 2024-06-25 瑞典爱立信有限公司 等级信息报告
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CN115987466A (zh) * 2021-11-04 2023-04-18 中兴通讯股份有限公司 信息传输方法、设备和存储介质
CN115883044A (zh) * 2021-11-04 2023-03-31 中兴通讯股份有限公司 信息传输方法、设备和存储介质
US11909472B2 (en) 2021-11-16 2024-02-20 Samsung Electronics Co., Ltd Method and apparatus for selection of linear combination coefficients for precoding in frequency-selective channels
CN117320060A (zh) * 2022-06-16 2023-12-29 维沃移动通信有限公司 联合传输的pmi参数反馈方法、终端及网络侧设备
CN115189742B (zh) * 2022-07-08 2024-12-03 西华大学 差分编码辅助的机器学习信道状态信息反馈方法及装置
US20260012831A1 (en) * 2022-07-29 2026-01-08 Beijing Xiaomi Mobile Software Co., Ltd. Reporting number indication method and apparatus, and storage medium
CN117674926A (zh) * 2022-08-12 2024-03-08 大唐移动通信设备有限公司 信道状态信息处理方法及装置
CN117674929A (zh) * 2022-08-31 2024-03-08 华为技术有限公司 信道状态信息反馈的方法及装置
US20240267183A1 (en) * 2023-02-02 2024-08-08 Electronics And Telecommunications Research Institute Method and apparatus for channel state information feedback in communication system
AU2023435344A1 (en) * 2023-03-03 2025-10-16 Zte Corporation Channel state information reporting
WO2025054844A1 (zh) * 2023-09-13 2025-03-20 华为技术有限公司 一种反馈信道状态信息的方法和通信装置
WO2025065408A1 (zh) * 2023-09-27 2025-04-03 Oppo广东移动通信有限公司 无线通信方法、装置、设备、芯片、存储介质、产品及程序
CN120021180A (zh) * 2023-11-17 2025-05-20 中兴通讯股份有限公司 信息反馈和接收方法、装置及存储介质
CN120729479A (zh) * 2024-03-29 2025-09-30 维沃移动通信有限公司 信道状态信息报告的反馈方法、终端及网络侧设备
CN121173345A (zh) * 2024-06-18 2025-12-19 中兴通讯股份有限公司 通信方法、装置、存储介质及程序产品

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EP3876433A1 (en) 2021-09-08
SG11202103259TA (en) 2021-04-29
WO2020088640A1 (zh) 2020-05-07
CN114070374A (zh) 2022-02-18
JP2022504137A (ja) 2022-01-13
AU2019370538B2 (en) 2024-08-29
US11804886B2 (en) 2023-10-31
ES2963528T3 (es) 2024-03-27
EP4325734A2 (en) 2024-02-21
US20210258058A1 (en) 2021-08-19
CN110535513A (zh) 2019-12-03
AU2019370538A1 (en) 2021-05-20
KR20210083251A (ko) 2021-07-06
KR102806748B1 (ko) 2025-05-12
CN114070374B (zh) 2024-04-16
FI3876433T3 (fi) 2023-11-20
EP3876433A4 (en) 2021-12-22
EP4325734A3 (en) 2024-04-24
US20240080079A1 (en) 2024-03-07
EP3876433B1 (en) 2023-10-25
US12255718B2 (en) 2025-03-18

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