PT2504934E - Um método e aparelho para utilização de pré-codificação fatorizada - Google Patents

Um método e aparelho para utilização de pré-codificação fatorizada Download PDF

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Publication number
PT2504934E
PT2504934E PT107950834T PT10795083T PT2504934E PT 2504934 E PT2504934 E PT 2504934E PT 107950834 T PT107950834 T PT 107950834T PT 10795083 T PT10795083 T PT 10795083T PT 2504934 E PT2504934 E PT 2504934E
Authority
PT
Portugal
Prior art keywords
factorized
precoding
factorized precoding
Prior art date
Application number
PT107950834T
Other languages
English (en)
Inventor
George Jöngren
David Hammarwall
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of PT2504934E publication Critical patent/PT2504934E/pt

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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
    • H04B7/06—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
    • H04B7/06—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
    • H04B7/0652—Feedback error handling
    • H04B7/0656—Feedback error handling at the transmitter, e.g. error detection at base station
    • 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
    • H04B7/0658—Feedback reduction
    • H04B7/0663—Feedback reduction using vector or matrix manipulations
    • 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
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L25/03343—Arrangements at the transmitter end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission 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
    • H04B7/06—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
    • H04B7/0617—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 for beam forming
    • 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
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03426—Arrangements for removing intersymbol interference characterised by the type of transmission transmission using multiple-input and multiple-output channels
    • 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
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
    • H04L2025/03802—Signalling on the reverse channel
    • H04L2025/03808—Transmission of equaliser coefficients

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
PT107950834T 2009-11-25 2010-11-22 Um método e aparelho para utilização de pré-codificação fatorizada PT2504934E (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26449509P 2009-11-25 2009-11-25

Publications (1)

Publication Number Publication Date
PT2504934E true PT2504934E (pt) 2015-02-13

Family

ID=44062067

Family Applications (1)

Application Number Title Priority Date Filing Date
PT107950834T PT2504934E (pt) 2009-11-25 2010-11-22 Um método e aparelho para utilização de pré-codificação fatorizada

Country Status (10)

Country Link
US (3) US8605809B2 (pt)
EP (4) EP2884674B1 (pt)
JP (1) JP5698256B2 (pt)
CN (2) CN102959880B (pt)
DK (3) DK2504934T3 (pt)
ES (3) ES2600493T3 (pt)
PL (1) PL2504934T3 (pt)
PT (1) PT2504934E (pt)
RU (1) RU2540405C2 (pt)
WO (1) WO2011065898A2 (pt)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8150345B2 (en) * 2008-03-31 2012-04-03 Qualcomm Incorporated Simplified interference suppression in multi-antenna receivers
EP2522094B1 (en) 2010-01-08 2015-03-11 Huawei Technologies Co., Ltd. Reporting of channel state information
CN102088340B (zh) * 2010-01-11 2013-04-17 电信科学技术研究院 一种多天线系统发送、接收信息的方法及装置
US20110176633A1 (en) * 2010-01-20 2011-07-21 Eric Ojard Method and system for orthogonalized beamforming in multiple user multiple input multiple output (mu-mimo) communication systems
GB2479377B (en) * 2010-04-07 2013-08-14 Toshiba Res Europ Ltd Dual indicator scheme for channel state information feedback
WO2011126447A1 (en) * 2010-04-07 2011-10-13 Telefonaktiebolaget L M Ericsson (Publ) A precoder structure for mimo precoding
CN103039047B (zh) * 2010-06-23 2016-02-10 皇家飞利浦电子股份有限公司 用于操作从站的方法
KR101806878B1 (ko) * 2010-08-16 2018-01-10 삼성전자주식회사 8 개의 전송 안테나들에 대한 코드북 및 그 코드북을 사용하는 통신 시스템
CN102404084B (zh) * 2010-09-16 2014-06-18 上海贝尔股份有限公司 用于确定预编码矩阵的方法及相应的通信方法和设备
AU2011339962B2 (en) * 2010-12-10 2016-09-01 Sun Patent Trust Signal generation method and signal generation device
US9426703B2 (en) 2011-02-11 2016-08-23 Qualcomm Incorporated Cooperation and operation of macro node and remote radio head deployments in heterogeneous networks
US9544108B2 (en) 2011-02-11 2017-01-10 Qualcomm Incorporated Method and apparatus for enabling channel and interference estimations in macro/RRH system
US8995400B2 (en) 2011-02-11 2015-03-31 Qualcomm Incorporated Method and apparatus for enabling channel and interference estimations in macro/RRH system
US9054842B2 (en) 2011-02-14 2015-06-09 Qualcomm Incorporated CRS (common reference signal) and CSI-RS (channel state information reference signal) transmission for remote radio heads (RRHs)
US9185660B2 (en) 2011-04-21 2015-11-10 Mediatek Inc. Power adaptation apparatus and power adaptation method for controlling uplink/downlink power
CN102918781B (zh) * 2011-06-03 2015-03-25 华为技术有限公司 应用于分布式mimo系统中的预编码方法及发射机
CN102857285B (zh) * 2011-06-30 2017-11-03 中兴通讯股份有限公司 信道信息反馈方法及装置
US8879667B2 (en) * 2011-07-01 2014-11-04 Intel Corporation Layer shifting in open loop multiple-input, multiple-output communications
GB2492564B (en) * 2011-07-05 2013-12-04 Renesas Mobile Corp Improvements to MIMO communication networks
CN102868479B (zh) 2011-07-07 2015-06-03 华为技术有限公司 多天线传输方法、装置及系统
CN103220088B (zh) * 2012-01-20 2018-06-08 中兴通讯股份有限公司 一种上行干扰抵消的方法、终端和基站
US9008208B2 (en) * 2012-05-13 2015-04-14 Amir Keyvan Khandani Wireless transmission with channel state perturbation
US9407343B2 (en) * 2012-08-31 2016-08-02 Google Technology Holdings LLC Method and apparatus for mitigating downlink interference
JP6141510B2 (ja) * 2013-04-08 2017-06-07 エルジー エレクトロニクス インコーポレイティド 無線通信システムにおいて分割ビームフォーミングのためのチャネル状態情報報告方法及びそのための装置
US9252854B2 (en) * 2013-06-07 2016-02-02 Industrial Technology Research Institute User equipment having channel quality indicator feedback mechanism
US9112559B2 (en) * 2013-06-19 2015-08-18 Blackberry Limited Low complexity and accurate cluster of beams selection
EP3011685A4 (en) * 2013-06-20 2017-01-11 Telefonaktiebolaget LM Ericsson (publ) Mapping codewords
CN105099604B (zh) * 2014-05-07 2018-11-20 中兴通讯股份有限公司 信道状态反馈信息反馈方法、终端、基站及通信系统
US9467212B2 (en) * 2014-05-09 2016-10-11 Huawei Technologies Canada Co., Ltd. System and method for multiple-input multiple-output communication
US9641294B2 (en) * 2014-07-25 2017-05-02 Cisco Technology, Inc. System, method, and program for robust interference rejection combining
WO2016048223A1 (en) 2014-09-25 2016-03-31 Telefonaktiebolaget L M Ericsson (Publ) Network node, user equipment and methods therein to enable the ue to determine a precoder codebook
US9854290B2 (en) * 2015-11-30 2017-12-26 International Business Machines Corporation System and method for data-driven ad-insertion in online video streams
US9887749B2 (en) * 2015-12-16 2018-02-06 Huawei Technologies Co., Ltd. System and method for quantization of angles for beamforming feedback
CN108023624B (zh) 2016-11-03 2021-10-01 华为技术有限公司 一种预编码矩阵指示方法、装置和系统
US11115097B2 (en) * 2017-02-02 2021-09-07 Nokia Technologies Oy Adaptive explicit CSI feedback and overhead reduction
EP3846365B1 (en) * 2018-09-28 2023-08-30 Huawei Technologies Co., Ltd. Precoding matrix indication method, communication apparatus, and storage medium
US10778298B1 (en) 2019-03-29 2020-09-15 At&T Intellectual Property I, L.P. Context-based precoding matrix computations for radio access network for 5G or other next generation network
CN114145071B (zh) * 2019-05-03 2024-03-08 Lg电子株式会社 在无线通信系统中终端发送和接收用于执行随机接入信道过程的信号的方法及其装置
US11206071B2 (en) * 2019-08-20 2021-12-21 Qualcomm Incorporated System and method for switching beamforming modes in millimeter wave systems

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1838556A (zh) * 2005-03-24 2006-09-27 松下电器产业株式会社 一种下行多用户空时分组预编码的方法
US8737494B2 (en) * 2006-01-09 2014-05-27 Broadcom Corporation Method and system for quantization for a general beamforming matrix in feedback information
KR101124932B1 (ko) 2005-05-30 2012-03-28 삼성전자주식회사 어레이 안테나를 이용하는 이동 통신 시스템에서의 데이터송/수신 장치 및 방법
KR100996023B1 (ko) * 2005-10-31 2010-11-22 삼성전자주식회사 다중 안테나 통신 시스템에서 데이터 송수신 장치 및 방법
US7885348B2 (en) * 2006-02-09 2011-02-08 Intel Corporation MIMO communication system and method for beamforming using polar-cap codebooks
CN101257367B (zh) * 2007-02-28 2013-03-27 皇家飞利浦电子股份有限公司 选择预编码的方法和装置
JP4729537B2 (ja) * 2007-06-19 2011-07-20 株式会社エヌ・ティ・ティ・ドコモ 基地局装置および送信方法
US8111176B2 (en) 2007-06-21 2012-02-07 Koninklijke Philips Electronics N.V. Method for encoding vectors
WO2009025619A2 (en) 2007-08-23 2009-02-26 Telefonaktiebolaget Lm Ericsson (Publ) Feedback reduction for codebook subset restriction
US8098755B2 (en) * 2007-09-07 2012-01-17 Broadcom Corporation Method and system for beamforming in a multiple user multiple input multiple output (MIMO) communication system using a codebook
TWI429216B (zh) 2009-10-02 2014-03-01 Mediatek Inc 用於基於ofdma之多基地台mimo的連接預編碼器選擇之方法

Also Published As

Publication number Publication date
ES2529767T4 (es) 2015-03-10
EP2504934B1 (en) 2015-01-07
JP5698256B2 (ja) 2015-04-08
RU2540405C2 (ru) 2015-02-10
WO2011065898A3 (en) 2011-09-29
PL2504934T3 (pl) 2015-04-30
EP2884674B1 (en) 2016-07-27
US8605809B2 (en) 2013-12-10
EP2884674A1 (en) 2015-06-17
CN105897320A (zh) 2016-08-24
DK3094012T3 (en) 2018-10-22
US8842773B2 (en) 2014-09-23
US20140056382A1 (en) 2014-02-27
DK2884674T3 (en) 2016-11-14
US20110122968A1 (en) 2011-05-26
CN102959880B (zh) 2016-08-03
US8804867B2 (en) 2014-08-12
EP3094012B1 (en) 2018-08-01
DK2504934T3 (en) 2015-02-16
EP2504934A2 (en) 2012-10-03
WO2011065898A2 (en) 2011-06-03
ES2600493T3 (es) 2017-02-09
ES2693558T3 (es) 2018-12-12
ES2529767T3 (es) 2015-02-25
EP3094012A1 (en) 2016-11-16
EP3444966A1 (en) 2019-02-20
JP2013512614A (ja) 2013-04-11
CN102959880A (zh) 2013-03-06
RU2012126114A (ru) 2013-12-27
US20140056379A1 (en) 2014-02-27
CN105897320B (zh) 2019-03-26

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