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
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
EP13882430.5A EP2985921B1 (en) 2013-04-15 2013-04-15 Method for reporting channel state information, user device, and base station
EP17187683.2A EP3306827B1 (en) 2013-04-15 2013-04-15 Method for reporting channel state information, user equipment, and base station

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) EP2985921B1 (pl)
CN (3) CN107888269B (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
WO2016111427A1 (ko) * 2015-01-05 2016-07-14 엘지전자 주식회사 무선 통신 시스템에서 안테나의 편파 특성을 이용한 채널 상태 정보의 구성 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
EP3389193A4 (en) * 2015-12-29 2018-12-26 Huawei Technologies Co., Ltd. Method and apparatus for determining pre-coding matrix
US10333596B2 (en) 2016-03-31 2019-06-25 Telefonaktiebolaget Lm Ericsson (Publ) Methods and devices for determining precoder parameters in a wireless communication network
CA3019607C (en) * 2016-04-01 2021-01-12 Huawei Technologies Co., Ltd. Precoding matrix indicator feedback method and apparatus
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
WO2017195183A1 (en) 2016-05-13 2017-11-16 Huawei Technologies Co., Ltd. Precoding and channel state information acquisition for multi-stream transmissions in massive mimo systems
CN110545130B (zh) * 2016-11-04 2020-08-07 华为技术有限公司 信道状态信息接收方法、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
JP2020506646A (ja) * 2017-01-25 2020-02-27 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． チャネル状態情報送信方法、アクセスネットワークデバイス、及び、端末デバイス
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
EP3697128B1 (en) * 2017-11-17 2024-04-03 Huawei Technologies Co., Ltd. Channel state information feedback method, communication device, and system
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
JP2022549600A (ja) 2019-09-24 2022-11-28 ベーア－ヘラー サーモコントロール ゲーエムベーハー 光学式近接センサシステム内蔵の表示装置
MX2022004774A (es) 2019-10-21 2022-05-16 Illumina Inc Eficiencia aumentada de calculo para microscopia de iluminacion estructurada.
JP7478822B2 (ja) * 2019-10-29 2024-05-07 ノキア テクノロジーズ オサケユイチア Ｐｍｉの報告及び使用のためのウィンドウ化ｆｄ基底の組み合わせ指標へのマッピング
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
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CN101860420B (zh) * 2010-06-18 2015-08-12 中兴通讯股份有限公司 一种信道信息获取方法及系统
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KR101572895B1 (ko) * 2011-09-02 2015-11-30 엘지전자 주식회사 무선 통신 시스템에서 채널상태정보를 전송하는 방법 및 장치
WO2013069957A1 (ko) * 2011-11-07 2013-05-16 엘지전자 주식회사 무선통신 시스템에서 코드북 기반 프리코딩 행렬 정보를 피드백하는 방법 및 이를 위한 장치
CN102412885B (zh) * 2011-11-25 2015-05-06 西安电子科技大学 Lte中的三维波束赋形方法
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Also Published As

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

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