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
EP17187683.2A EP3306827B1 (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

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) 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
US10419095B2 (en) 2015-01-05 2019-09-17 Lg Electronics Inc. Method for configuring channel state information using polarization characteristics of antenna in wireless communication system and device therefor
CN107925454B (zh) * 2015-08-24 2022-02-25 华为技术有限公司 一种预编码信息发送、反馈方法及装置
EP3389193A4 (en) * 2015-12-29 2018-12-26 Huawei Technologies Co., Ltd. Method and apparatus for determining pre-coding matrix
DK3272022T3 (da) 2016-03-31 2021-06-28 Ericsson Telefon Ab L M Fremgangsmåder og indretninger til bestemmelse af forkoderparametre i et trådløst kommunikationsnetværk
WO2017166281A1 (zh) * 2016-04-01 2017-10-05 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
CN108337026B (zh) 2016-11-04 2019-03-26 华为技术有限公司 信息反馈方法、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
CN110140313B (zh) * 2017-01-25 2020-09-08 华为技术有限公司 信道状态信息的传输方法、接入网设备和终端设备
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
CN110574301A (zh) * 2017-05-04 2019-12-13 瑞典爱立信有限公司 基于组合的波束的波束成形
EP3697128B1 (en) * 2017-11-17 2024-04-03 Huawei Technologies Co., Ltd. Channel state information feedback method, communication device, and system
US12103387B2 (en) 2018-04-13 2024-10-01 BHTC GmbH Display device, in particular for a vehicle
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
WO2021058436A1 (de) 2019-09-24 2021-04-01 Behr-Hella Thermocontrol Gmbh Anzeigevorrichtung mit integrierter, optisch arbeitender näherungssensorik
MX2022004774A (es) * 2019-10-21 2022-05-16 Illumina Inc Eficiencia aumentada de calculo para microscopia de iluminacion estructurada.
CA3155942A1 (en) * 2019-10-29 2021-05-06 Filippo Tosato 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
WO2022267972A1 (en) * 2021-06-21 2022-12-29 Mediatek Singapore Pte. Ltd. High spatial resolution mimo precoding for uplink communication

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Also Published As

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

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