CN116325533A - 基于传输假设来报告信道状态信息 - Google Patents

基于传输假设来报告信道状态信息 Download PDF

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Publication number
CN116325533A
CN116325533A CN202180067687.9A CN202180067687A CN116325533A CN 116325533 A CN116325533 A CN 116325533A CN 202180067687 A CN202180067687 A CN 202180067687A CN 116325533 A CN116325533 A CN 116325533A
Authority
CN
China
Prior art keywords
state information
channel state
transmission
information report
report
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.)
Pending
Application number
CN202180067687.9A
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English (en)
Chinese (zh)
Inventor
艾哈迈德·莫尼尔·易卜拉欣·萨利·赫欣迪
维贾伊·南贾
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.)
Lenovo Singapore Pte Ltd
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Lenovo Singapore Pte Ltd
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 Lenovo Singapore Pte Ltd filed Critical Lenovo Singapore Pte Ltd
Publication of CN116325533A publication Critical patent/CN116325533A/zh
Pending legal-status Critical Current

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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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • 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
    • H04B7/022—Site diversity; Macro-diversity
    • H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] 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
    • H04B7/0628—Diversity capabilities
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0027—Scheduling of signalling, e.g. occurrence thereof
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0691—Hybrid systems, i.e. switching and simultaneous transmission using subgroups of transmit antennas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0028—Formatting
    • H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
CN202180067687.9A 2020-10-02 2021-09-30 基于传输假设来报告信道状态信息 Pending CN116325533A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063087127P 2020-10-02 2020-10-02
US63/087,127 2020-10-02
PCT/IB2021/058974 WO2022070117A1 (en) 2020-10-02 2021-09-30 Reporting channel state information based on a transmission hypothesis

Publications (1)

Publication Number Publication Date
CN116325533A true CN116325533A (zh) 2023-06-23

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202180067687.9A Pending CN116325533A (zh) 2020-10-02 2021-09-30 基于传输假设来报告信道状态信息

Country Status (7)

Country Link
US (1) US20230353209A1 (https=)
EP (1) EP4222897A1 (https=)
JP (1) JP2023545010A (https=)
KR (1) KR20230078681A (https=)
CN (1) CN116325533A (https=)
AU (1) AU2021354124A1 (https=)
WO (1) WO2022070117A1 (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
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WO2022077430A1 (en) * 2020-10-16 2022-04-21 Qualcomm Incorporated Resource selection for single and multiple transmit/receive points (trp) channel state information (csi) reporting
CN118556371A (zh) * 2021-11-22 2024-08-27 诺基亚技术有限公司 利用机器学习的用户设备（ue）波束预测
US20250047395A1 (en) * 2023-08-03 2025-02-06 Qualcomm Incorporated Cross-link interference configuration under channel state information framework to support multiple transmission reception point operation

Citations (2)

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CN110945793A (zh) * 2017-06-16 2020-03-31 瑞典爱立信有限公司 用于无线通信系统中的参考信号的信道状态信息
WO2020144602A1 (en) * 2019-01-11 2020-07-16 Telefonaktiebolaget Lm Ericsson (Publ) Low overhead channel state information (csi) feedback for multi-transmission point (trp) transmission

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EP2612451B1 (en) * 2010-09-03 2016-09-28 Fujitsu Limited Channel state feedback for multi-cell mimo
EP3883172A1 (en) * 2012-06-04 2021-09-22 Interdigital Patent Holdings, Inc. Communicating channel state information (csi) of multiple transmission points
CN109565323B (zh) * 2016-09-26 2022-08-02 Lg 电子株式会社 在无线通信系统中发送/接收信道状态信息的方法及其装置
GB2562098B (en) * 2017-05-05 2022-02-02 Samsung Electronics Co Ltd Improvements in and relating to channel state feedback in a telecommunication system
CN109391404B (zh) * 2017-08-10 2021-02-09 电信科学技术研究院有限公司 一种csi的反馈及其控制方法、装置
JP2019140453A (ja) * 2018-02-07 2019-08-22 シャープ株式会社 基地局装置、端末装置およびその通信方法
US10958326B2 (en) * 2018-02-16 2021-03-23 Samsung Electronics Co., Ltd. Method and apparatus for resource-based CSI acquisition in advanced wireless communication systems
US11102765B2 (en) * 2018-02-22 2021-08-24 Qualcomm Incorporated Enhanced uplink grant-free/downlink semi-persistent scheduling for ultra-reliable low latency communications
KR102677717B1 (ko) * 2018-12-03 2024-06-24 삼성전자 주식회사 네트워크 협력통신을 위한 채널상태정보 보고 방법 및 장치
WO2020150884A1 (en) * 2019-01-22 2020-07-30 Qualcomm Incorporated Csi processing for fine csi granularity
WO2020170419A1 (ja) * 2019-02-22 2020-08-27 株式会社Ｎｔｔドコモ ユーザ端末及び無線通信方法
CN120915344A (zh) * 2020-02-13 2025-11-07 Lg 电子株式会社 用于在无线通信系统中发送和接收信道状态信息的方法和装置
CN114982333B (zh) * 2020-02-26 2024-12-31 Oppo广东移动通信有限公司 Csi上报及接收方法、装置、终端设备、网络设备
BR112023000948A2 (pt) * 2020-07-21 2023-02-07 Lenovo Singapore Pte Ltd Relatório de informação de estado de canal para múltiplos pontos de transmissão/recebimento
US20230283342A1 (en) * 2020-08-07 2023-09-07 Nokia Technologies Oy Apparatus for CSI Reporting Overhead Reduction Via Joint CSI Report Quantization and Encoding
WO2022033654A1 (en) * 2020-08-10 2022-02-17 Nokia Technologies Oy Aperiodic channel state information reporting
US12542592B2 (en) * 2020-09-28 2026-02-03 Lenovo (Singapore) Pte. Ltd. Channel state information reporting for multiple transmit/receive points
CN116569590A (zh) * 2020-09-30 2023-08-08 株式会社Ntt都科摩 终端、无线通信方法以及基站

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110945793A (zh) * 2017-06-16 2020-03-31 瑞典爱立信有限公司 用于无线通信系统中的参考信号的信道状态信息
WO2020144602A1 (en) * 2019-01-11 2020-07-16 Telefonaktiebolaget Lm Ericsson (Publ) Low overhead channel state information (csi) feedback for multi-transmission point (trp) transmission

Also Published As

Publication number Publication date
WO2022070117A1 (en) 2022-04-07
KR20230078681A (ko) 2023-06-02
EP4222897A1 (en) 2023-08-09
JP2023545010A (ja) 2023-10-26
US20230353209A1 (en) 2023-11-02
AU2021354124A9 (en) 2024-06-06
AU2021354124A1 (en) 2023-04-27

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