WO2008156067A1 - 移動通信システムにおける基地局装置、ユーザ装置及び方法 - Google Patents

移動通信システムにおける基地局装置、ユーザ装置及び方法 Download PDF

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Publication number
WO2008156067A1
WO2008156067A1 PCT/JP2008/061005 JP2008061005W WO2008156067A1 WO 2008156067 A1 WO2008156067 A1 WO 2008156067A1 JP 2008061005 W JP2008061005 W JP 2008061005W WO 2008156067 A1 WO2008156067 A1 WO 2008156067A1
Authority
WO
WIPO (PCT)
Prior art keywords
base station
station device
communication system
mobile communication
control signal
Prior art date
Application number
PCT/JP2008/061005
Other languages
English (en)
French (fr)
Inventor
Hidekazu Taoka
Nobuhiko Miki
Mamoru Sawahashi
Original Assignee
Ntt Docomo, Inc.
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 Ntt Docomo, Inc. filed Critical Ntt Docomo, Inc.
Priority to KR1020097025964A priority Critical patent/KR101414563B1/ko
Priority to EP08777243.0A priority patent/EP2169845B1/en
Priority to CN2008800204641A priority patent/CN101682382B/zh
Priority to ES08777243.0T priority patent/ES2543855T3/es
Priority to BRPI0812532-5A2A priority patent/BRPI0812532A2/pt
Priority to US12/663,980 priority patent/US8422574B2/en
Publication of WO2008156067A1 publication Critical patent/WO2008156067A1/ja
Priority to US13/767,411 priority patent/US8811506B2/en

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
    • H04B7/0417—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
    • H04B7/06—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
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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
    • H04B7/0665—Feed forward of transmit weights to the receiver

Abstract

　基地局装置は、プリコーディングを行うMIMO方式の移動通信システムで使用される。基地局装置は、特定のプリコーディングベクトルを示すプリコーディングマトリクスインジケータ(PMI)をユーザ装置から受信する受信手段と、PMIで特定されるプリコーディングベクトルを下りリンクの通信に使用するか否かを示すフラグインジケータの値を決定する手段と、フラグインジケータの値に応じて、下り制御信号を作成する制御信号生成手段と、下り制御信号を含む信号を下りリンクで送信する手段とを有する。
PCT/JP2008/061005 2007-06-19 2008-06-16 移動通信システムにおける基地局装置、ユーザ装置及び方法 WO2008156067A1 (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
KR1020097025964A KR101414563B1 (ko) 2007-06-19 2008-06-16 이동통신시스템에 있어서의 기지국장치, 유저장치 및 방법
EP08777243.0A EP2169845B1 (en) 2007-06-19 2008-06-16 Base station device, user device, and method in mobile communication system
CN2008800204641A CN101682382B (zh) 2007-06-19 2008-06-16 在移动通信系统中的基站装置、用户装置和方法
ES08777243.0T ES2543855T3 (es) 2007-06-19 2008-06-16 Dispositivo de estación base, dispositivo de usuario, y procedimiento en un sistema de comunicación móvil
BRPI0812532-5A2A BRPI0812532A2 (pt) 2007-06-19 2008-06-16 Aparelho da estação de base, equipamento do usuário e método de controle de comunicação em sistema de comunicação móvel
US12/663,980 US8422574B2 (en) 2007-06-19 2008-06-16 Base station apparatus, user equipment, and communication control method in mobile communication system
US13/767,411 US8811506B2 (en) 2007-06-19 2013-02-14 Base station apparatus, user equipment, and communication control method in mobile communication system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2007161942A JP4729537B2 (ja) 2007-06-19 2007-06-19 基地局装置および送信方法
JP2007-161942 2007-06-19

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US12/663,980 A-371-Of-International US8422574B2 (en) 2007-06-19 2008-06-16 Base station apparatus, user equipment, and communication control method in mobile communication system
US13/767,411 Continuation US8811506B2 (en) 2007-06-19 2013-02-14 Base station apparatus, user equipment, and communication control method in mobile communication system

Publications (1)

Publication Number Publication Date
WO2008156067A1 true WO2008156067A1 (ja) 2008-12-24

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2008/061005 WO2008156067A1 (ja) 2007-06-19 2008-06-16 移動通信システムにおける基地局装置、ユーザ装置及び方法

Country Status (10)

Country Link
US (2) US8422574B2 (ja)
EP (1) EP2169845B1 (ja)
JP (1) JP4729537B2 (ja)
KR (1) KR101414563B1 (ja)
CN (1) CN101682382B (ja)
BR (1) BRPI0812532A2 (ja)
ES (1) ES2543855T3 (ja)
PT (1) PT2169845E (ja)
RU (2) RU2467480C2 (ja)
WO (1) WO2008156067A1 (ja)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010109518A1 (ja) * 2009-03-24 2010-09-30 富士通株式会社 無線通信システム、端末装置、基地局装置、及び無線通信システムにおける無線通信方法
WO2010135924A1 (zh) * 2009-05-25 2010-12-02 富士通株式会社 通信装置、通信方法和基站
WO2011077257A3 (en) * 2009-12-21 2011-08-18 Canon Kabushiki Kaisha A method and a system for configuring a beam forming antenna in a communication network
WO2011065898A3 (en) * 2009-11-25 2011-09-29 Telefonaktiebolaget L M Ericsson (Publ) A method and apparatus for using factorized precoding
EP2375607A1 (en) * 2010-03-29 2011-10-12 Samsung Electronics Co., Ltd. Method and apparatus for controlling retransmission on uplink in a wireless communication system supporting MIMO
KR20110127272A (ko) * 2009-03-17 2011-11-24 코닌클리케 필립스 일렉트로닉스 엔.브이. 프리코딩을 이용하는 다중―이용자 네트워크에서 통신하기 위한 방법 및 그의 디바이스
US8953522B2 (en) 2010-03-29 2015-02-10 Samsung Electronics Co., Ltd. Method and apparatus for controlling retransmission on uplink in a wireless communication system supporting MIMO
JP2016054499A (ja) * 2007-04-20 2016-04-14 インターデイジタル テクノロジー コーポレーション Ｍｉｍｏ通信の効率的プレコーディング情報妥当性検査の方法および装置
US9331830B2 (en) 2010-04-07 2016-05-03 Telefonaktiebolaget L M Ericsson (Publ) Precoder structure for MIMO precoding

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009002087A1 (en) 2007-06-25 2008-12-31 Lg Electronics Inc. Method of transmitting feedback data in multiple antenna system
KR101481166B1 (ko) 2007-06-25 2015-01-28 엘지전자 주식회사 다중안테나 시스템에서의 귀환데이터 전송 방법
KR101478362B1 (ko) 2007-08-10 2015-01-28 엘지전자 주식회사 다중안테나 시스템에서 귀환데이터 전송방법
JP4652420B2 (ja) * 2008-01-08 2011-03-16 株式会社エヌ・ティ・ティ・ドコモ ユーザ装置、送信方法、および移動通信システム
US8830918B2 (en) 2009-03-16 2014-09-09 Interdigital Patent Holdings, Inc. Method and apparatus for performing uplink transmit diversity
TWI517620B (zh) * 2009-03-17 2016-01-11 皇家飛利浦電子股份有限公司 在多輸入多輸出（ｍｉｍｏ）網路中通信的方法及裝置
WO2011033606A1 (ja) 2009-09-15 2011-03-24 富士通株式会社 無線通信システム、無線通信装置
CN101873207B (zh) * 2010-06-13 2015-05-13 中兴通讯股份有限公司 一种多天线系统上行传输块的重传系统及方法
JP5497577B2 (ja) * 2010-08-16 2014-05-21 株式会社Ｎｔｔドコモ 通信制御方法、基地局装置及び移動局装置
CN102045762B (zh) * 2010-12-02 2013-07-24 大唐移动通信设备有限公司 一种上报信道状态的方法及装置
EP2475105B1 (en) 2011-01-06 2013-09-11 Thomson Licensing System for transmission of signals in a domestic environment
WO2012109529A1 (en) * 2011-02-11 2012-08-16 Interdigital Patent Holdings, Inc. Method and apparatus for uplink closed loop transmit diversity transmission initial access
KR101871721B1 (ko) * 2011-02-23 2018-06-27 엘지전자 주식회사 다중 셀 협력 무선 통신 시스템에서 제어 채널 송수신 방법 및 이를 위한 장치
US8942275B2 (en) 2011-04-29 2015-01-27 Telefonaktiebolaget L M Ericsson (Publ) Controlling uplink multi-antenna transmissions in a telecommunication system
EP2702705B1 (en) * 2011-04-29 2015-04-08 Telefonaktiebolaget L M Ericsson (publ) Methods and devices for uplink multi-antenna transmissions in a telecommunication system
JP6110366B2 (ja) * 2011-04-29 2017-04-05 インターデイジタル パテント ホールディングス インコーポレイテッド 開ループ空間処理
JP5571116B2 (ja) * 2012-03-23 2014-08-13 株式会社東芝 無線通信装置
TWI489805B (zh) * 2012-07-02 2015-06-21 Ind Tech Res Inst 用於位元自適應預編碼矩陣指示符回饋的方法和裝置
US9769677B2 (en) * 2012-07-02 2017-09-19 Industrial Technology Research Institute Method and apparatus for bit-adaptive precoding matrix indicator feedback
KR102167856B1 (ko) * 2013-08-23 2020-10-20 삼성전자 주식회사 무선 통신 시스템에서 간섭 신호 제어 정보 검출 방법 및 장치
KR102380756B1 (ko) * 2016-08-05 2022-03-31 삼성전자 주식회사 무선 통신 시스템에서 위상 보상 기준 신호를 송수신하는 방법 및 장치
CN106789806A (zh) * 2016-11-24 2017-05-31 哈尔滨工业大学 基于频域预编码的wfrft混合载波系统带外功率抑制方法
CN109510653B (zh) * 2018-12-30 2021-07-06 中国人民解放军陆军工程大学 一种在正交频分复用中使用二维预编码的阵分多址方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006098111A1 (ja) * 2005-03-14 2006-09-21 Nec Corporation 無線通信システム、送信装置、送信方法、プログラム、記録媒体

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6785341B2 (en) * 2001-05-11 2004-08-31 Qualcomm Incorporated Method and apparatus for processing data in a multiple-input multiple-output (MIMO) communication system utilizing channel state information
US7277475B1 (en) * 2003-09-26 2007-10-02 United States Of America As Represented By The Secretary Of The Navy Narrowband interference excision device
KR20060038812A (ko) * 2004-11-01 2006-05-04 엘지전자 주식회사 다중입출력 시스템의 선행 코딩 행렬 정보 전송 방법 및이를 이용한 신호 전송 방법
KR100950644B1 (ko) * 2005-03-04 2010-04-01 삼성전자주식회사 다중사용자 다중입출력 시스템의 피드백 방법
US7428269B2 (en) * 2005-06-01 2008-09-23 Qualcomm Incorporated CQI and rank prediction for list sphere decoding and ML MIMO receivers
US9172453B2 (en) * 2005-10-27 2015-10-27 Qualcomm Incorporated Method and apparatus for pre-coding frequency division duplexing system
US7949318B2 (en) * 2007-02-05 2011-05-24 Nec Laboratories America, Inc. Multi-rank beamforming precoding apparatus and method
KR20070108304A (ko) * 2005-10-31 2007-11-09 삼성전자주식회사 다중 송수신 안테나 시스템에서의 채널 품질 정보 송수신방법 및 장치
AU2007309535B2 (en) * 2006-10-23 2011-03-24 Interdigital Technology Corporation Method and apparatus for sending a channel quality indication via a shared channel
US7995642B2 (en) * 2007-02-05 2011-08-09 Samsung Electronics Co., Ltd. Precoding signaling in a MIMO wireless communication system
US7995671B2 (en) * 2007-02-09 2011-08-09 Qualcomm Incorporated Multiple-input multiple-output (MIMO) transmission with rank-dependent precoding
US7986959B2 (en) * 2007-02-14 2011-07-26 Qualcomm Incorporated Preamble based uplink power control for LTE
KR101049138B1 (ko) * 2007-03-19 2011-07-15 엘지전자 주식회사 이동 통신 시스템에서, 수신확인신호 수신 방법
JP2010525684A (ja) 2007-04-20 2010-07-22 インターデイジタル テクノロジー コーポレーション Ｍｉｍｏ通信の効率的プレコーディング情報妥当性検査の方法および装置
ES2821799T3 (es) * 2007-04-30 2021-04-27 Interdigital Tech Corp Detección y comprobación de error de señalización de retroalimentación en sistemas de comunicación inalámbrica de MIMO
US7957701B2 (en) * 2007-05-29 2011-06-07 Alcatel-Lucent Usa Inc. Closed-loop multiple-input-multiple-output scheme for wireless communication based on hierarchical feedback
US7629902B2 (en) * 2007-06-08 2009-12-08 Samsung Electronics Co., Ltd. MIMO wireless precoding system robust to power imbalance
JP4719728B2 (ja) * 2007-10-01 2011-07-06 株式会社エヌ・ティ・ティ・ドコモ 通信システム、ユーザ装置及び送信方法
KR101573072B1 (ko) * 2008-08-27 2015-12-01 엘지전자 주식회사 무선통신 시스템에서 제어정보 전송방법

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006098111A1 (ja) * 2005-03-14 2006-09-21 Nec Corporation 無線通信システム、送信装置、送信方法、プログラム、記録媒体

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
DISCUSSION MODERATOR (ERICSSON): "Notes from offline discussions on PDCCH contents", TSG-RAN WG1 #50, vol. R1-073870, 24 August 2007 (2007-08-24) *
MOTOROLA: "PMI Downlink Signaling and PDCCH Format", 3GPP TSG RAN1#50BIS, vol. R1-074001, 12 October 2007 (2007-10-12), XP008126233 *
NEC GROUP: "Downlink Contro channels: formats and contents", TSG-RAN WG1#52, vol. R1-081016, 15 February 2008 (2008-02-15), XP008126247 *
See also references of EP2169845A4 *
ZTE: "Considerations on DL Signaling for Support of SU- and MU-MIMO", 3GPP TSG-RAN WG1 #50BIS, vol. R1-074225, 12 October 2007 (2007-10-12), XP050107751 *

Cited By (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10284265B2 (en) 2007-04-20 2019-05-07 Interdigital Technology Corporation Method and apparatus for efficient precoding information validation for MIMO communications
US9716604B2 (en) 2007-04-20 2017-07-25 Interdigital Technology Corporation Method and apparatus for efficient precoding information validation for MIMO communications
JP2016054499A (ja) * 2007-04-20 2016-04-14 インターデイジタル テクノロジー コーポレーション Ｍｉｍｏ通信の効率的プレコーディング情報妥当性検査の方法および装置
KR101698568B1 (ko) * 2009-03-17 2017-01-20 코닌클리케 필립스 엔.브이. 프리코딩을 이용하는 다중―이용자 네트워크에서 통신하기 위한 방법 및 그의 디바이스
KR20110127272A (ko) * 2009-03-17 2011-11-24 코닌클리케 필립스 일렉트로닉스 엔.브이. 프리코딩을 이용하는 다중―이용자 네트워크에서 통신하기 위한 방법 및 그의 디바이스
JP5382111B2 (ja) * 2009-03-24 2014-01-08 富士通株式会社 無線通信システム、端末装置、基地局装置、及び無線通信システムにおける無線通信方法
US8565334B2 (en) 2009-03-24 2013-10-22 Fujitsu Limited Radio communication system, terminal apparatus, base station apparatus, and radio communication method for radio communication system
WO2010109518A1 (ja) * 2009-03-24 2010-09-30 富士通株式会社 無線通信システム、端末装置、基地局装置、及び無線通信システムにおける無線通信方法
WO2010135924A1 (zh) * 2009-05-25 2010-12-02 富士通株式会社 通信装置、通信方法和基站
CN102415004A (zh) * 2009-05-25 2012-04-11 富士通株式会社 通信装置、通信方法和基站
EP2884674A1 (en) * 2009-11-25 2015-06-17 Telefonaktiebolaget L M Ericsson (PUBL) A method and apparatus for using factorized precoding
CN105897320A (zh) * 2009-11-25 2016-08-24 瑞典爱立信有限公司 使用因数化预编码的方法和设备
US8804867B2 (en) 2009-11-25 2014-08-12 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for using factorized precoding
US8842773B2 (en) 2009-11-25 2014-09-23 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for using factorized precoding
CN105897320B (zh) * 2009-11-25 2019-03-26 瑞典爱立信有限公司 使用因数化预编码的方法和设备
EP3444966A1 (en) * 2009-11-25 2019-02-20 Telefonaktiebolaget LM Ericsson (publ) A method and apparatus for using factorized precoding
US8605809B2 (en) 2009-11-25 2013-12-10 Telefonaktiebolaget Lm Ericsson Method and apparatus for using factorized precoding
WO2011065898A3 (en) * 2009-11-25 2011-09-29 Telefonaktiebolaget L M Ericsson (Publ) A method and apparatus for using factorized precoding
CN102959880A (zh) * 2009-11-25 2013-03-06 瑞典爱立信有限公司 使用因数化预编码的方法和设备
EP3094012A1 (en) * 2009-11-25 2016-11-16 Telefonaktiebolaget LM Ericsson (publ) A method and apparatus for using factorized precoding
CN102959880B (zh) * 2009-11-25 2016-08-03 瑞典爱立信有限公司 使用因数化预编码的方法和设备
WO2011077257A3 (en) * 2009-12-21 2011-08-18 Canon Kabushiki Kaisha A method and a system for configuring a beam forming antenna in a communication network
US9577734B2 (en) 2009-12-21 2017-02-21 Canon Kabushiki Kaisha Method and a system for configuring a beam forming antenna in a communication network
US8953522B2 (en) 2010-03-29 2015-02-10 Samsung Electronics Co., Ltd. Method and apparatus for controlling retransmission on uplink in a wireless communication system supporting MIMO
EP2375607A1 (en) * 2010-03-29 2011-10-12 Samsung Electronics Co., Ltd. Method and apparatus for controlling retransmission on uplink in a wireless communication system supporting MIMO
US9287949B2 (en) 2010-03-29 2016-03-15 Samsung Electronics Co., Ltd Method and apparatus for controlling retransmission on uplink in a wireless communication system supporting MIMO
AU2011233860B2 (en) * 2010-03-29 2014-11-27 Samsung Electronics Co., Ltd. Method and apparatus for controlling retransmission on uplink in a wireless communication system supporting MIMO
EP2723012A1 (en) 2010-03-29 2014-04-23 Samsung Electronics Co., Ltd Method and apparatus for controlling retransmission on uplink in a wireless communication system supporting mimo
USRE47074E1 (en) 2010-04-07 2018-10-02 Telefonaktiebolaget Lm Ericsson (Publ) Parameterized codebook with subset restrictions for use with precoding MIMO transmissions
US9831930B2 (en) 2010-04-07 2017-11-28 Telefonaktiebolaget Lm Ericsson (Publ) Precoder structure for MIMO precoding
US10250308B2 (en) 2010-04-07 2019-04-02 Telefonaktiebolaget Lm Ericsson (Publ) Precoder structure for MIMO precoding
US9331830B2 (en) 2010-04-07 2016-05-03 Telefonaktiebolaget L M Ericsson (Publ) Precoder structure for MIMO precoding
US10291302B2 (en) 2010-04-07 2019-05-14 Telefonaktiebolaget Lm Ericsson (Publ) Parameterized codebook subsets for use with precoding MIMO transmissions
USRE49329E1 (en) 2010-04-07 2022-12-06 Telefonaktiebolaget Lm Ericsson (Publ) Precoder structure for MIMO precoding

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ES2543855T3 (es) 2015-08-24
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RU2467480C2 (ru) 2012-11-20
KR20100023863A (ko) 2010-03-04
CN101682382B (zh) 2013-05-29
KR101414563B1 (ko) 2014-08-06
RU2501163C1 (ru) 2013-12-10
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