PL3949146T3 - Informacje o stanie kanału na podstawie prekodera wielowiązkowego - Google Patents

Informacje o stanie kanału na podstawie prekodera wielowiązkowego

Info

Publication number
PL3949146T3
PL3949146T3 PL20711887.8T PL20711887T PL3949146T3 PL 3949146 T3 PL3949146 T3 PL 3949146T3 PL 20711887 T PL20711887 T PL 20711887T PL 3949146 T3 PL3949146 T3 PL 3949146T3
Authority
PL
Poland
Prior art keywords
state information
channel state
based channel
precoder based
multibeam
Prior art date
Application number
PL20711887.8T
Other languages
English (en)
Inventor
Sebastian FAXÉR
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 PL3949146T3 publication Critical patent/PL3949146T3/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
    • H04B7/0413—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
    • H04B7/06—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
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/0478—Special codebook structures directed to feedback optimisation
    • 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
    • H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank into account
    • 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
    • H04B7/06—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
    • H04B7/0663—Feedback reduction using vector or matrix manipulations

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
PL20711887.8T 2019-03-29 2020-03-13 Informacje o stanie kanału na podstawie prekodera wielowiązkowego PL3949146T3 (pl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962826542P 2019-03-29 2019-03-29
PCT/EP2020/056992 WO2020200711A1 (en) 2019-03-29 2020-03-13 Multibeam precoder based channel state information

Publications (1)

Publication Number Publication Date
PL3949146T3 true PL3949146T3 (pl) 2024-03-18

Family

ID=69845403

Family Applications (1)

Application Number Title Priority Date Filing Date
PL20711887.8T PL3949146T3 (pl) 2019-03-29 2020-03-13 Informacje o stanie kanału na podstawie prekodera wielowiązkowego

Country Status (6)

Country Link
US (2) US11936442B2 (pl)
EP (2) EP4307576A3 (pl)
KR (1) KR102693787B1 (pl)
CN (1) CN113892238B (pl)
PL (1) PL3949146T3 (pl)
WO (1) WO2020200711A1 (pl)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113892238B (zh) 2019-03-29 2024-07-19 瑞典爱立信有限公司 基于多波束预编码器的信道状态信息
EP3949185A4 (en) * 2019-04-04 2022-11-09 Nokia Technologies Oy UPLINK ORDERING INFORMATION
CN113812093A (zh) * 2019-05-07 2021-12-17 诺基亚技术有限公司 装置，方法和计算机程序
WO2020252767A1 (en) * 2019-06-21 2020-12-24 Qualcomm Incorporated Codebook subset restriction (cbsr) on per spatial domain amplitude
US12113595B2 (en) * 2020-07-10 2024-10-08 Telefonaktiebolaget Lm Ericsson (Publ) Measurement signals for sensing
WO2022084723A1 (en) * 2020-10-22 2022-04-28 Telefonaktiebolaget Lm Ericsson (Publ) Decoding channel state information report part two
US20220200666A1 (en) * 2020-12-17 2022-06-23 Samsung Electronics Co., Ltd. High-resolution codebook for distributed mimo transmission
WO2024172744A1 (en) * 2023-02-16 2024-08-22 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for channel state information reporting using an autoencoder
WO2024098570A1 (en) * 2023-02-16 2024-05-16 Zte Corporation Systems and methods for channel state information report format and omission rule in coherent joint transmission

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3080927B1 (en) 2013-12-13 2021-08-25 Telefonaktiebolaget LM Ericsson (publ) Wireless device, network node, methods therein, for respectively sending and receiving a report on quality of transmitted beams
WO2017075803A1 (en) * 2015-11-06 2017-05-11 Qualcomm Incorporated Csi feedback processing and reporting for eb/fd-mimo
US10433293B2 (en) * 2016-06-29 2019-10-01 Lg Electronics Inc. Method and apparatus for receiving or transmitting downlink signal in a wireless communication system
CN110959268B (zh) * 2017-07-21 2022-05-03 Lg 电子株式会社 发送和接收信道状态信息-参考信号(csi-rs)的方法和装置
US10567113B2 (en) * 2017-08-11 2020-02-18 Samsung Electronics Co., Ltd. Method and apparatus for channel quality indicator (CQI) and channel state information (CSI) reporting
CN109757127B (zh) * 2017-09-08 2022-05-03 Lg电子株式会社 用于在无线通信系统中报告信道状态信息的方法及其装置
US10834777B2 (en) * 2018-01-11 2020-11-10 Ofinnon, LLC Discontinuous reception and CSI
CN111327352B (zh) * 2018-12-17 2021-07-16 华为技术有限公司 一种通信方法及设备
WO2020164083A1 (en) * 2019-02-15 2020-08-20 Zte Corporation Channel state information feedback in wireless communication
CN111726154B (zh) * 2019-03-21 2022-04-01 大唐移动通信设备有限公司 一种信道状态信息上报的方法和设备
CN113892238B (zh) * 2019-03-29 2024-07-19 瑞典爱立信有限公司 基于多波束预编码器的信道状态信息

Also Published As

Publication number Publication date
KR102693787B1 (ko) 2024-08-13
US20220247459A1 (en) 2022-08-04
CN113892238B (zh) 2024-07-19
WO2020200711A1 (en) 2020-10-08
EP3949146A1 (en) 2022-02-09
KR20210144866A (ko) 2021-11-30
EP4307576A3 (en) 2024-05-22
US11936442B2 (en) 2024-03-19
EP3949146B1 (en) 2023-10-04
CN113892238A (zh) 2022-01-04
EP4307576A2 (en) 2024-01-17
US20240275435A1 (en) 2024-08-15

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