FI3876433T3 - Csi-takaisinkytkentä- ja vastaanottomenetelmät ja -laitteet - Google Patents

Csi-takaisinkytkentä- ja vastaanottomenetelmät ja -laitteet Download PDF

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Publication number
FI3876433T3
FI3876433T3 FIEP19879156.8T FI19879156T FI3876433T3 FI 3876433 T3 FI3876433 T3 FI 3876433T3 FI 19879156 T FI19879156 T FI 19879156T FI 3876433 T3 FI3876433 T3 FI 3876433T3
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FI
Finland
Prior art keywords
vector
coefficient
base
information
coefficients
Prior art date
Application number
FIEP19879156.8T
Other languages
English (en)
Finnish (fi)
Inventor
Hao Wu
Yijian Chen
Guozeng Zheng
Yong Li
Zhaohua Lu
Yu Ngok Li
Original Assignee
Zte 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 Zte Corp filed Critical Zte Corp
Application granted granted Critical
Publication of FI3876433T3 publication Critical patent/FI3876433T3/fi

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Classifications

    • 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

Landscapes

  • 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)
FIEP19879156.8T 2018-11-02 2019-11-01 Csi-takaisinkytkentä- ja vastaanottomenetelmät ja -laitteet FI3876433T3 (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
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

Publications (1)

Publication Number Publication Date
FI3876433T3 true FI3876433T3 (fi) 2023-11-20

Family

ID=68659151

Family Applications (1)

Application Number Title Priority Date Filing Date
FIEP19879156.8T FI3876433T3 (fi) 2018-11-02 2019-11-01 Csi-takaisinkytkentä- ja vastaanottomenetelmät ja -laitteet

Country Status (10)

Country Link
US (2) US11804886B2 (enExample)
EP (2) EP4325734A3 (enExample)
JP (1) JP7457698B2 (enExample)
KR (1) KR102806748B1 (enExample)
CN (2) CN114070374B (enExample)
AU (1) AU2019370538B2 (enExample)
ES (1) ES2963528T3 (enExample)
FI (1) FI3876433T3 (enExample)
SG (1) SG11202103259TA (enExample)
WO (1) WO2020088640A1 (enExample)

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CN114070374B (zh) * 2018-11-02 2024-04-16 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
JP7485781B2 (ja) * 2020-04-08 2024-05-16 アップル インコーポレイテッド 小帯域幅部分（ｂｗｐ）についての新無線（ｎｒ）マルチインプットマルチアウトプット（ｍｉｍｏ）チャネル状態情報（ｃｓｉ）設計
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
EP4381611A1 (en) * 2021-08-06 2024-06-12 Telefonaktiebolaget LM Ericsson (publ) Rank information reporting
CN113938952B (zh) * 2021-10-20 2023-10-20 澳门大学 信道状态信息压缩方法、重建方法、装置及计算机设备
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
EP4564717A4 (en) * 2022-07-29 2025-10-22 Beijing Xiaomi Mobile Software Co Ltd METHOD AND APPARATUS FOR INDICATING RATIO NUMBER, 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
US12640882B2 (en) * 2023-02-02 2026-05-26 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
EP4753325A1 (en) * 2023-09-13 2026-06-03 Huawei Technologies Co., Ltd. Method for feeding back channel state information and communication apparatus
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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Also Published As

Publication number Publication date
AU2019370538A1 (en) 2021-05-20
AU2019370538B2 (en) 2024-08-29
KR102806748B1 (ko) 2025-05-12
JP2022504137A (ja) 2022-01-13
ES2963528T3 (es) 2024-03-27
EP4325734A3 (en) 2024-04-24
US20210258058A1 (en) 2021-08-19
WO2020088640A1 (zh) 2020-05-07
EP3876433B1 (en) 2023-10-25
CN114070374B (zh) 2024-04-16
US11804886B2 (en) 2023-10-31
JP7457698B2 (ja) 2024-03-28
EP3876433A4 (en) 2021-12-22
CN110535513A (zh) 2019-12-03
EP4325734A2 (en) 2024-02-21
EP3876433A1 (en) 2021-09-08
CN114070374A (zh) 2022-02-18
SG11202103259TA (en) 2021-04-29
KR20210083251A (ko) 2021-07-06
US12255718B2 (en) 2025-03-18
US20240080079A1 (en) 2024-03-07

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