PL3661069T3 - Sposób raportowania informacji o stanie kanału, sprzęcie użytkownika i stacji bazowej - Google Patents

Sposób raportowania informacji o stanie kanału, sprzęcie użytkownika i stacji bazowej

Info

Publication number
PL3661069T3
PL3661069T3 PL19191870T PL19191870T PL3661069T3 PL 3661069 T3 PL3661069 T3 PL 3661069T3 PL 19191870 T PL19191870 T PL 19191870T PL 19191870 T PL19191870 T PL 19191870T PL 3661069 T3 PL3661069 T3 PL 3661069T3
Authority
PL
Poland
Prior art keywords
base station
user equipment
state information
channel state
reporting channel
Prior art date
Application number
PL19191870T
Other languages
English (en)
Inventor
Jianguo Wang
Yongxing Zhou
Jianghua Liu
Original Assignee
Huawei Technologies Co., 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 Huawei Technologies Co., Ltd. filed Critical Huawei Technologies Co., Ltd.
Publication of PL3661069T3 publication Critical patent/PL3661069T3/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
    • H04B7/0456—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
    • H04B7/0413—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
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0473—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking constraints in layer or codeword to antenna mapping 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
    • H04B7/0626—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
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
PL19191870T 2013-04-15 2013-04-15 Sposób raportowania informacji o stanie kanału, sprzęcie użytkownika i stacji bazowej PL3661069T3 (pl)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
EP17187683.2A EP3306827B1 (en) 2013-04-15 2013-04-15 Method for reporting channel state information, user equipment, and base station
EP13882430.5A EP2985921B1 (en) 2013-04-15 2013-04-15 Method for reporting channel state information, user device, and base station
EP19191870.5A EP3661069B1 (en) 2013-04-15 2013-04-15 Method for reporting channel state information, user equipment, and base station
PCT/CN2013/074214 WO2014169421A1 (zh) 2013-04-15 2013-04-15 一种报告信道状态信息的方法、用户设备和基站

Publications (1)

Publication Number Publication Date
PL3661069T3 true PL3661069T3 (pl) 2022-01-17

Family

ID=51730659

Family Applications (1)

Application Number Title Priority Date Filing Date
PL19191870T PL3661069T3 (pl) 2013-04-15 2013-04-15 Sposób raportowania informacji o stanie kanału, sprzęcie użytkownika i stacji bazowej

Country Status (5)

Country Link
US (6) US9608708B2 (pl)
EP (3) EP3306827B1 (pl)
CN (3) CN107872261B (pl)
PL (1) PL3661069T3 (pl)
WO (1) WO2014169421A1 (pl)

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US9774430B2 (en) * 2014-05-22 2017-09-26 Lg Electronics Inc. Method and apparatus for channel estimation in wireless communication system
WO2016111428A1 (ko) 2015-01-05 2016-07-14 엘지전자 주식회사 무선 통신 시스템에서 안테나의 편파 특성을 이용한 채널 상태 정보의 보고 방법 및 이를 위한 장치
BR112018003565A2 (pt) * 2015-08-24 2018-09-25 Huawei Tech Co Ltd método e aparelho para enviar informação de pré-codificação e retornar informação de pré-codificação, sistema, meio de armazenamento legível por computador e produto de programa de computador
CN108370265B (zh) * 2015-12-29 2021-09-07 华为技术有限公司 一种确定预编码矩阵的方法及装置
US10333596B2 (en) 2016-03-31 2019-06-25 Telefonaktiebolaget Lm Ericsson (Publ) Methods and devices for determining precoder parameters in a wireless communication network
CN109951220B (zh) * 2016-04-01 2020-03-10 华为技术有限公司 一种预编码矩阵指示的反馈方法及装置
CN107370525B (zh) * 2016-05-12 2021-03-30 华为技术有限公司 用于信道状态信息反馈的方法、基站、终端设备及系统
EP3446416B1 (en) 2016-05-13 2020-11-04 Huawei Technologies Co., Ltd. Precoding and channel state information acquisition for multi-stream transmissions in massive mimo systems
CN108023617B (zh) 2016-11-04 2023-06-27 华为技术有限公司 信道状态信息csi的反馈方法、接收方法、用户设备和网络设备
CN108288987B (zh) * 2017-01-07 2021-10-01 华为技术有限公司 一种发射分集的方法、终端和基站
EP3567771B1 (en) * 2017-01-25 2022-01-19 Huawei Technologies Co., Ltd. Method for transmitting channel state information, access network device, and terminal device
CN108631838A (zh) * 2017-03-24 2018-10-09 华为技术有限公司 信令的发送方法，装置和系统
CN108631999B (zh) * 2017-03-25 2021-07-09 华为技术有限公司 信令的发送方法，装置和系统
US10750547B2 (en) * 2017-05-04 2020-08-18 Telefonaktiebolaget Lm Ericsson (Fuel) Beamforming based on combined beams
CN111316692B (zh) * 2017-11-17 2022-04-26 华为技术有限公司 信道状态信息的反馈方法、通信装置和系统
CN112203887B (zh) 2018-04-13 2024-09-17 贝洱海拉温控系统有限公司 特别是用于运载工具的显示设备
CN111181705B (zh) * 2018-11-15 2022-07-15 维沃移动通信有限公司 上行传输方法、指示方法、终端及网络设备
CN111435848B (zh) 2019-01-11 2022-05-31 华为技术有限公司 指示和确定预编码向量的方法以及通信装置
US10924240B2 (en) * 2019-03-26 2021-02-16 Qualcomm Incorporated Sounding reference signal transmission to indicate a virtual antenna port
CN114287139B (zh) * 2019-08-23 2025-03-11 株式会社Ntt都科摩 终端、无线通信方法、基站以及系统
US11953770B2 (en) 2019-09-24 2024-04-09 Behr-Hella Thermocontrol Gmbh Display device having integrated, optically operating proximity sensor system
EP4049232B1 (en) * 2019-10-21 2024-07-31 Illumina, Inc. Increased calculation efficiency for structured illumination microscopy
PH12022550993A1 (en) * 2019-10-29 2023-10-02 Nokia Technologies Oy Mapping of windowed fd basis to a combinatorial indicator for pmi reporting and usage
US11876654B2 (en) * 2020-04-22 2024-01-16 Qualcomm Incorporated Methods and apparatus for unified codebooks for orthogonal sequence transmission
CN113938169B (zh) 2020-06-29 2023-09-22 华为技术有限公司 预编码矩阵确定方法及装置
US12476680B2 (en) * 2021-06-21 2025-11-18 Mediatek Singapore Pte. Ltd. High spatial resolution MIMO precoding for uplink communication

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CN101931513B (zh) * 2010-05-18 2016-06-15 中兴通讯股份有限公司 信道状态信息的反馈方法及终端
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WO2013032271A2 (ko) * 2011-09-02 2013-03-07 엘지전자 주식회사 무선 통신 시스템에서 채널상태정보를 전송하는 방법 및 장치
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Also Published As

Publication number Publication date
US9838097B2 (en) 2017-12-05
EP3661069A1 (en) 2020-06-03
US10735063B2 (en) 2020-08-04
US20170163321A1 (en) 2017-06-08
US20200044700A1 (en) 2020-02-06
EP2985921A4 (en) 2016-02-24
CN104541456A (zh) 2015-04-22
US20180069609A1 (en) 2018-03-08
US9608708B2 (en) 2017-03-28
US10447356B2 (en) 2019-10-15
EP2985921B1 (en) 2017-08-30
US20180351616A1 (en) 2018-12-06
CN104541456B (zh) 2017-11-28
US20160036507A1 (en) 2016-02-04
CN107872261A (zh) 2018-04-03
CN107888269A (zh) 2018-04-06
WO2014169421A1 (zh) 2014-10-23
US10063296B2 (en) 2018-08-28
US11184062B2 (en) 2021-11-23
EP3306827B1 (en) 2019-09-11
US20200358489A1 (en) 2020-11-12
CN107872261B (zh) 2023-04-11
EP3661069B1 (en) 2021-08-18
CN107888269B (zh) 2022-12-13
EP2985921A1 (en) 2016-02-17
EP3306827A1 (en) 2018-04-11

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