BR112012022726A2 - método para a retroalimentação de informação do estado de canal e sistema para a retroalimentação de informção do estado de canal - Google Patents

método para a retroalimentação de informação do estado de canal e sistema para a retroalimentação de informção do estado de canal

Info

Publication number
BR112012022726A2
BR112012022726A2 BR112012022726A BR112012022726A BR112012022726A2 BR 112012022726 A2 BR112012022726 A2 BR 112012022726A2 BR 112012022726 A BR112012022726 A BR 112012022726A BR 112012022726 A BR112012022726 A BR 112012022726A BR 112012022726 A2 BR112012022726 A2 BR 112012022726A2
Authority
BR
Brazil
Prior art keywords
status information
channel status
information feedback
feedback
channel
Prior art date
Application number
BR112012022726A
Other languages
English (en)
Other versions
BR112012022726B1 (pt
Inventor
Zhang Junfeng
Li Shupeng
Chen Yijian
Original Assignee
Zte Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=42805522&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=BR112012022726(A2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Zte Corp filed Critical Zte Corp
Publication of BR112012022726A2 publication Critical patent/BR112012022726A2/pt
Publication of BR112012022726B1 publication Critical patent/BR112012022726B1/pt

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
    • H04B7/0413—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
    • H04B7/0469—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking special antenna structures, e.g. cross polarized antennas into account
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
    • H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
    • H03M7/3084—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction using adaptive string matching, e.g. the Lempel-Ziv method
    • H03M7/3088—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction using adaptive string matching, e.g. the Lempel-Ziv method employing the use of a dictionary, e.g. LZ78
    • 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
    • H04B7/0478—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
    • H04B7/06—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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0028—Formatting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H04L5/0057—Physical resource allocation for CQI
BR112012022726-2A 2010-04-05 2010-11-05 Método para receber informação do estado de canal, método para a retroaliemntação de informação do estado de canal, ponta de transmissão de dados, ponta de recebimento de dados, e sistema para retroalimentação de informações do estado de canal BR112012022726B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN201010162569.XA CN101854236B (zh) 2010-04-05 2010-04-05 一种信道信息反馈方法和系统
CH201010162569.X 2010-04-05
PCT/CN2010/078469 WO2011124065A1 (zh) 2010-04-05 2010-11-05 一种信道状态信息反馈方法和系统

Publications (2)

Publication Number Publication Date
BR112012022726A2 true BR112012022726A2 (pt) 2017-12-12
BR112012022726B1 BR112012022726B1 (pt) 2021-06-01

Family

ID=42805522

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012022726-2A BR112012022726B1 (pt) 2010-04-05 2010-11-05 Método para receber informação do estado de canal, método para a retroaliemntação de informação do estado de canal, ponta de transmissão de dados, ponta de recebimento de dados, e sistema para retroalimentação de informações do estado de canal

Country Status (10)

Country Link
US (1) US8831067B2 (pt)
EP (1) EP2536057B1 (pt)
JP (1) JP5620521B2 (pt)
KR (1) KR101392396B1 (pt)
CN (1) CN101854236B (pt)
BR (1) BR112012022726B1 (pt)
ES (1) ES2886354T3 (pt)
MX (1) MX2012010580A (pt)
RU (1) RU2528153C2 (pt)
WO (1) WO2011124065A1 (pt)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101854236B (zh) 2010-04-05 2015-04-01 中兴通讯股份有限公司 一种信道信息反馈方法和系统
CN102075304B (zh) * 2010-12-22 2012-11-28 华中科技大学 发射端信道空间相关性消除方法
CN102904694A (zh) * 2011-07-27 2013-01-30 北京新岸线无线技术有限公司 码本反馈方法及装置
CN102573079B (zh) * 2012-02-07 2015-01-21 华为技术有限公司 时隙图案确定方法和设备
US9647738B2 (en) 2013-03-21 2017-05-09 Lg Electronics Inc. Method and device for transmitting channel state information in wireless communication system
WO2014179902A1 (zh) * 2013-05-10 2014-11-13 上海贝尔股份有限公司 Mimo系统中的多天线信道抽取码本反馈方法及装置
CN103684700B (zh) * 2013-12-31 2017-05-24 重庆邮电大学 一种基于正交联合码本集的3d mu‑mimo预编码方法
CN107733476B (zh) * 2016-08-12 2021-06-22 中兴通讯股份有限公司 信道状态信息的反馈方法及装置
CN108288981B (zh) * 2017-01-07 2021-06-01 华为技术有限公司 一种信道信息反馈及确定方法、接收端和发射端设备
CN109347488B (zh) * 2017-04-01 2019-11-01 华为技术有限公司 极化码编码和译码的方法、发送设备和接收设备
US20210112371A1 (en) * 2020-12-21 2021-04-15 Intel Corporation Proximity detection using wi-fi channel state information

Family Cites Families (16)

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CA2252170A1 (en) 1998-10-27 2000-04-27 Bruno Bessette A method and device for high quality coding of wideband speech and audio signals
US8526412B2 (en) * 2003-10-24 2013-09-03 Qualcomm Incorporated Frequency division multiplexing of multiple data streams in a wireless multi-carrier communication system
US7672387B2 (en) * 2005-12-05 2010-03-02 Intel Corporation Multiple input, multiple output wireless communication system, associated methods and data structures
KR100659725B1 (ko) * 2005-12-09 2006-12-19 한국전자통신연구원 다중 안테나 시스템의 송신 장치 및 방법과, 수신 장치 및방법
US8396158B2 (en) 2006-07-14 2013-03-12 Nokia Corporation Data processing method, data transmission method, data reception method, apparatus, codebook, computer program product, computer program distribution medium
CN106850011B (zh) * 2007-01-12 2019-03-26 Lm爱立信电话有限公司 使多天线发送自适应的方法和节点
KR20080073624A (ko) * 2007-02-06 2008-08-11 삼성전자주식회사 다중 편파 다중 입출력 시스템을 위한 코드북 생성 방법 및그 장치
US20080268785A1 (en) * 2007-04-30 2008-10-30 Mccoy James W UE-autonomous CFI reporting
CN101330479B (zh) 2007-06-20 2011-04-20 中兴通讯股份有限公司 一种预编码多输入多输出传输及码本编码的方法
US8432990B2 (en) 2008-10-14 2013-04-30 Futurewei Technologies, Inc. System and method for employing a six-bit rank 1 codebook for four transmit antennas
CN101631004B (zh) * 2009-08-10 2014-05-28 中兴通讯股份有限公司 一种预编码方法、系统及预编码码本的构造方法
CN101635612B (zh) * 2009-08-18 2014-12-10 中兴通讯股份有限公司 多输入多输出系统的预编码码本构造方法和装置
CN101667895B (zh) * 2009-10-10 2013-12-18 中兴通讯股份有限公司南京分公司 多天线系统中信道信息量化码本的构造方法及装置
BRPI1106098A2 (pt) * 2010-01-12 2017-06-13 Zte Usa Inc métodos e sistema para retorno de informações do estado do canal espacial baseado em um produto kronecker
CN101854236B (zh) * 2010-04-05 2015-04-01 中兴通讯股份有限公司 一种信道信息反馈方法和系统
CN101944985B (zh) * 2010-09-20 2015-03-25 中兴通讯股份有限公司 一种信道状态信息反馈方法

Also Published As

Publication number Publication date
EP2536057A1 (en) 2012-12-19
BR112012022726B1 (pt) 2021-06-01
CN101854236A (zh) 2010-10-06
EP2536057A4 (en) 2017-05-03
WO2011124065A1 (zh) 2011-10-13
EP2536057B1 (en) 2021-09-01
MX2012010580A (es) 2012-10-09
KR101392396B1 (ko) 2014-05-21
US20130208819A1 (en) 2013-08-15
RU2528153C2 (ru) 2014-09-10
KR20120117932A (ko) 2012-10-24
JP5620521B2 (ja) 2014-11-05
ES2886354T3 (es) 2021-12-17
CN101854236B (zh) 2015-04-01
US8831067B2 (en) 2014-09-09
RU2012136918A (ru) 2014-05-20
JP2013522981A (ja) 2013-06-13

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Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 9A ANUIDADE.

B08G Application fees: restoration [chapter 8.7 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B15K Others concerning applications: alteration of classification

Free format text: A CLASSIFICACAO ANTERIOR ERA: H04L 1/06

Ipc: H04B 7/0456 (2017.01), H04L 5/00 (2006.01)

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 05/11/2010, OBSERVADAS AS CONDICOES LEGAIS. PATENTE CONCEDIDA CONFORME ADI 5.529/DF