BR112012002928A2 - método e sistema para pré-codificar e método para a construção de tabela de codificação pré-codificada - Google Patents

método e sistema para pré-codificar e método para a construção de tabela de codificação pré-codificada

Info

Publication number
BR112012002928A2
BR112012002928A2 BR112012002928A BR112012002928A BR112012002928A2 BR 112012002928 A2 BR112012002928 A2 BR 112012002928A2 BR 112012002928 A BR112012002928 A BR 112012002928A BR 112012002928 A BR112012002928 A BR 112012002928A BR 112012002928 A2 BR112012002928 A2 BR 112012002928A2
Authority
BR
Brazil
Prior art keywords
precoding
constructing
coding table
constructing precoding
precoding coding
Prior art date
Application number
BR112012002928A
Other languages
English (en)
Other versions
BR112012002928B1 (pt
Inventor
Dai Bo
Yu Guanghui
Yang Xun
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
Application filed by Zte Corp filed Critical Zte Corp
Publication of BR112012002928A2 publication Critical patent/BR112012002928A2/pt
Publication of BR112012002928B1 publication Critical patent/BR112012002928B1/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
    • H04B7/0636—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
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0417—Feedback systems
    • 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
    • H04L1/0029—Reduction of the amount of signalling, e.g. retention of useful signalling or differential signalling
    • 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
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03891—Spatial equalizers
    • H04L25/03898—Spatial equalizers codebook-based design
    • H04L25/0391—Spatial equalizers codebook-based design construction details of matrices
    • H04L25/03923—Spatial equalizers codebook-based design construction details of matrices according to the rank

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Quality & Reliability (AREA)
  • Power Engineering (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
BR112012002928-2A 2009-08-10 2010-06-30 Método e sistema para pré-codificar e método para a construção de tabela de codificação pré-codificada BR112012002928B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN200910163676.1 2009-08-10
CN200910163676.1A CN101631004B (zh) 2009-08-10 2009-08-10 一种预编码方法、系统及预编码码本的构造方法
PCT/CN2010/074847 WO2011017991A1 (zh) 2009-08-10 2010-06-30 一种预编码方法、系统及预编码码本的构造方法

Publications (2)

Publication Number Publication Date
BR112012002928A2 true BR112012002928A2 (pt) 2017-10-24
BR112012002928B1 BR112012002928B1 (pt) 2021-06-01

Family

ID=41575969

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012002928-2A BR112012002928B1 (pt) 2009-08-10 2010-06-30 Método e sistema para pré-codificar e método para a construção de tabela de codificação pré-codificada

Country Status (9)

Country Link
US (1) US8483306B2 (pt)
EP (1) EP2466835B1 (pt)
JP (1) JP5438829B2 (pt)
KR (1) KR101317136B1 (pt)
CN (1) CN101631004B (pt)
BR (1) BR112012002928B1 (pt)
MX (1) MX2012001788A (pt)
RU (1) RU2475982C1 (pt)
WO (1) WO2011017991A1 (pt)

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US8238483B2 (en) 2009-02-27 2012-08-07 Marvell World Trade Ltd. Signaling of dedicated reference signal (DRS) precoding granularity
EP2417780B1 (en) * 2009-04-06 2019-05-08 Marvell World Trade Ltd. Improved feedback strategies for multi-user mimo communication systems
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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
US8675794B1 (en) 2009-10-13 2014-03-18 Marvell International Ltd. Efficient estimation of feedback for modulation and coding scheme (MCS) selection
US8917796B1 (en) 2009-10-19 2014-12-23 Marvell International Ltd. Transmission-mode-aware rate matching in MIMO signal generation
WO2011055238A1 (en) 2009-11-09 2011-05-12 Marvell World Trade Ltd Asymmetrical feedback for coordinated transmission systems
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CN102687456B (zh) 2010-01-07 2015-04-15 马维尔国际贸易有限公司 专用参考信号(drs)预编码粒度信令的方法和装置
JP5258002B2 (ja) * 2010-02-10 2013-08-07 マーベル ワールド トレード リミテッド Ｍｉｍｏ通信システムにおける装置、移動通信端末、チップセット、およびその方法
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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
CN101834706B (zh) * 2010-04-05 2016-08-03 中兴通讯股份有限公司 一种信道信息的码本量化反馈方法及系统
CN101826943A (zh) * 2010-04-30 2010-09-08 中兴通讯股份有限公司 基于多码本的下行信道信息反馈方法及装置
KR101817724B1 (ko) * 2010-04-30 2018-02-21 삼성전자주식회사 각 리포팅 모드에 대응하는 코드북을 사용하는 다중 입출력 통신 시스템
CN104135348B (zh) * 2010-05-04 2018-03-27 华为技术有限公司 预编码处理方法以及用户设备
CN102237973B (zh) * 2010-05-04 2014-07-30 华为技术有限公司 预编码处理方法以及用户设备
WO2011137591A1 (zh) * 2010-05-06 2011-11-10 上海贝尔股份有限公司 多入多出系统的高秩自适应码本的生成和反馈方法及设备
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
CN101902312B (zh) 2010-06-21 2016-02-10 中兴通讯股份有限公司 一种多精度的信道信息获取方法及系统
US8891652B2 (en) 2010-06-24 2014-11-18 Qualcomm Incorporated Structured MIMO codebook
KR101806878B1 (ko) * 2010-08-16 2018-01-10 삼성전자주식회사 8 개의 전송 안테나들에 대한 코드북 및 그 코드북을 사용하는 통신 시스템
JP2012100254A (ja) 2010-10-06 2012-05-24 Marvell World Trade Ltd Ｐｕｃｃｈフィードバックのためのコードブックサブサンプリング
US8615052B2 (en) 2010-10-06 2013-12-24 Marvell World Trade Ltd. Enhanced channel feedback for multi-user MIMO
CN102594419B (zh) * 2011-01-04 2015-03-04 上海贝尔股份有限公司 用于交叉极化天线阵列的预编码方法和预编码器
US9048970B1 (en) 2011-01-14 2015-06-02 Marvell International Ltd. Feedback for cooperative multipoint transmission systems
US8861391B1 (en) 2011-03-02 2014-10-14 Marvell International Ltd. Channel feedback for TDM scheduling in heterogeneous networks having multiple cell classes
WO2012131612A1 (en) 2011-03-31 2012-10-04 Marvell World Trade Ltd. Channel feedback for cooperative multipoint transmission
CN102231659A (zh) * 2011-06-22 2011-11-02 中兴通讯股份有限公司 多点协作传输的预编码方法、系统和设备
CN102263619B (zh) * 2011-07-20 2014-04-02 电信科学技术研究院 一种信道状态信息反馈、接收的方法及装置
US8923427B2 (en) 2011-11-07 2014-12-30 Marvell World Trade Ltd. Codebook sub-sampling for frequency-selective precoding feedback
WO2013068915A2 (en) 2011-11-07 2013-05-16 Marvell World Trade Ltd. Precoding feedback for cross-polarized antennas with magnitude information
WO2013068974A1 (en) 2011-11-10 2013-05-16 Marvell World Trade Ltd. Differential cqi encoding for cooperative multipoint feedback
US9220087B1 (en) 2011-12-08 2015-12-22 Marvell International Ltd. Dynamic point selection with combined PUCCH/PUSCH feedback
US8902842B1 (en) 2012-01-11 2014-12-02 Marvell International Ltd Control signaling and resource mapping for coordinated transmission
WO2013160795A1 (en) 2012-04-27 2013-10-31 Marvell World Trade Ltd. Coordinated multipoint (comp) communication between base-stations and mobile communication terminals
WO2014046429A1 (ko) * 2012-09-18 2014-03-27 엘지전자 주식회사 다중 안테나 무선 통신 시스템에서 효율적인 피드백 전송 방법 및 이를 위한 장치
US9143212B2 (en) 2013-02-25 2015-09-22 Texas Instruments Incorporated Codebook sub-sampling for CSI feedback on PUCCH for 4Tx MIMO
RU2621010C2 (ru) * 2013-03-21 2017-05-30 ЭлДжи ЭЛЕКТРОНИКС ИНК. Способ и устройство для передачи информации состояния канала в системе беспроводной связи
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CN107564535B (zh) * 2017-08-29 2020-09-01 中国人民解放军理工大学 一种分布式低速语音通话方法
CN110535497B (zh) * 2018-08-10 2022-07-19 中兴通讯股份有限公司 Csi发送、接收方法及其装置、通信节点及存储介质
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Also Published As

Publication number Publication date
RU2475982C1 (ru) 2013-02-20
MX2012001788A (es) 2012-02-29
CN101631004B (zh) 2014-05-28
CN101631004A (zh) 2010-01-20
EP2466835A4 (en) 2013-07-10
WO2011017991A1 (zh) 2011-02-17
KR101317136B1 (ko) 2013-10-08
EP2466835A1 (en) 2012-06-20
JP2013502111A (ja) 2013-01-17
JP5438829B2 (ja) 2014-03-12
EP2466835B1 (en) 2016-06-29
BR112012002928B1 (pt) 2021-06-01
KR20120045045A (ko) 2012-05-08
US8483306B2 (en) 2013-07-09
US20120134434A1 (en) 2012-05-31

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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]
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: AS CLASSIFICACOES ANTERIORES ERAM: H04L 25/03 , H04L 1/06

Ipc: H04B 7/06 (2006.01), H04L 1/06 (2006.01), H04L 25/

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

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 30/06/2010, OBSERVADAS AS CONDICOES LEGAIS. PATENTE CONCEDIDA CONFORME ADI 5.529/DF