PL3895330T3 - Raportowanie współczynników dla informacji o stanie kanału - Google Patents

Raportowanie współczynników dla informacji o stanie kanału

Info

Publication number
PL3895330T3
PL3895330T3 PL19821308.4T PL19821308T PL3895330T3 PL 3895330 T3 PL3895330 T3 PL 3895330T3 PL 19821308 T PL19821308 T PL 19821308T PL 3895330 T3 PL3895330 T3 PL 3895330T3
Authority
PL
Poland
Prior art keywords
reporting
coefficients
state information
channel state
channel
Prior art date
Application number
PL19821308.4T
Other languages
English (en)
Inventor
Sebastian FAXÉR
Maksym GIRNYK
Roy TIMO
Zhao Wang
Niklas WERNERSSON
Original Assignee
Telefonaktiebolaget Lm Ericsson (Publ)
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 Telefonaktiebolaget Lm Ericsson (Publ) filed Critical Telefonaktiebolaget Lm Ericsson (Publ)
Publication of PL3895330T3 publication Critical patent/PL3895330T3/pl

Links

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
    • H04B7/06—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
    • H04B7/0645—Variable feedback
    • 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
    • H04B7/063—Parameters other than those covered in groups H04B7/0623 - H04B7/0634, e.g. channel matrix rank or transmit mode 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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/0478—Special codebook structures directed to feedback optimisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
PL19821308.4T 2018-12-12 2019-12-09 Raportowanie współczynników dla informacji o stanie kanału PL3895330T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862778665P 2018-12-12 2018-12-12
PCT/SE2019/051249 WO2020122793A1 (en) 2018-12-12 2019-12-09 Reporting of coefficients for channel state information

Publications (1)

Publication Number Publication Date
PL3895330T3 true PL3895330T3 (pl) 2024-01-22

Family

ID=68916520

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19821308.4T PL3895330T3 (pl) 2018-12-12 2019-12-09 Raportowanie współczynników dla informacji o stanie kanału

Country Status (7)

Country Link
US (4) US11431393B2 (pl)
EP (2) EP3895330B1 (pl)
BR (1) BR112021009948A2 (pl)
ES (1) ES2955234T3 (pl)
PL (1) PL3895330T3 (pl)
WO (1) WO2020122793A1 (pl)
ZA (1) ZA202103553B (pl)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110535512B (zh) * 2018-10-31 2023-06-30 中兴通讯股份有限公司 一种报告天线端口加权矢量的方法、装置和系统
EP3895330B1 (en) * 2018-12-12 2023-07-26 Telefonaktiebolaget Lm Ericsson (Publ) Reporting of coefficients for channel state information
EP3671281A1 (en) * 2018-12-21 2020-06-24 European Space Agency Method and system for processing a gnss signal using homomorphic encryption
CN111435849B (zh) * 2019-01-11 2021-11-09 华为技术有限公司 一种通信方法及设备
CN114208330A (zh) * 2019-06-10 2022-03-18 株式会社Ntt都科摩 终端以及无线通信方法
EP3780455A1 (en) * 2019-08-15 2021-02-17 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Three-component codebook based csi reporting
US11387880B2 (en) * 2020-02-28 2022-07-12 Qualcomm Incorporated Channel state information feedback using channel compression and reconstruction
US20220124537A1 (en) * 2020-10-20 2022-04-21 Samsung Electronics Co., Ltd. Method and apparatus for csi reporting based on a port selection codebook
WO2023084421A1 (en) * 2021-11-09 2023-05-19 Telefonaktiebolaget Lm Ericsson (Publ) Method and systems for csi reporting enhancement for type ii pmi prediction
EP4434256A1 (en) * 2021-11-16 2024-09-25 QUALCOMM Incorporated Techniques for channel state information compression
US20230412223A1 (en) * 2022-06-15 2023-12-21 Qualcomm Incorporated Techniques for reporting channel state information based on a report size

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109474322B (zh) * 2017-09-08 2021-05-18 华为技术有限公司 一种信道反馈的方法及相关设备
US11476901B2 (en) 2018-04-27 2022-10-18 Samsung Electronics Co., Ltd. Method and apparatus to enable CSI reporting based on non-uniform space-frequency compression
WO2020091544A1 (ko) * 2018-11-02 2020-05-07 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 정보를 보고하기 위한 방법 및 이를 위한 장치
JP2022511734A (ja) * 2018-11-21 2022-02-01 株式会社Ｎｔｔドコモ 周波数領域の圧縮に関連付けられた組み合わせ係数を量子化するための方法
EP3895330B1 (en) * 2018-12-12 2023-07-26 Telefonaktiebolaget Lm Ericsson (Publ) Reporting of coefficients for channel state information
EP3672096A1 (en) * 2018-12-22 2020-06-24 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Methods and apparatuses for feedback reporting in a wireless communications network
US11463142B2 (en) * 2019-09-06 2022-10-04 Samsung Electronics Co., Ltd. Method and apparatus for uplink control information omission

Also Published As

Publication number Publication date
US20240275451A1 (en) 2024-08-15
US11863271B2 (en) 2024-01-02
US11855728B2 (en) 2023-12-26
ZA202103553B (en) 2022-10-26
EP3895330A1 (en) 2021-10-20
US20230224006A1 (en) 2023-07-13
US20220052734A1 (en) 2022-02-17
EP3895330C0 (en) 2023-07-26
US20230064664A1 (en) 2023-03-02
ES2955234T3 (es) 2023-11-29
WO2020122793A1 (en) 2020-06-18
EP4224732A1 (en) 2023-08-09
EP3895330B1 (en) 2023-07-26
US11431393B2 (en) 2022-08-30
BR112021009948A2 (pt) 2021-08-17

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