JP2011082603A5 - - Google Patents

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JP2011082603A5
JP2011082603A5 JP2009230623A JP2009230623A JP2011082603A5 JP 2011082603 A5 JP2011082603 A5 JP 2011082603A5 JP 2009230623 A JP2009230623 A JP 2009230623A JP 2009230623 A JP2009230623 A JP 2009230623A JP 2011082603 A5 JP2011082603 A5 JP 2011082603A5
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base station
precoding
antenna ports
mobile terminal
recommended
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JP2009230623A
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JP5149257B2 (ja
JP2011082603A (ja
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Priority claimed from JP2009230623A external-priority patent/JP5149257B2/ja
Priority to JP2009230623A priority Critical patent/JP5149257B2/ja
Priority to BR112012007539-0A priority patent/BR112012007539B1/pt
Priority to EA201270493A priority patent/EA026041B1/ru
Priority to PCT/JP2010/066085 priority patent/WO2011040258A1/ja
Priority to EP10820377.9A priority patent/EP2485522A4/en
Priority to MX2012003828A priority patent/MX2012003828A/es
Priority to CN201080043893.8A priority patent/CN102577486B/zh
Publication of JP2011082603A publication Critical patent/JP2011082603A/ja
Priority to US13/436,330 priority patent/US9681322B2/en
Publication of JP2011082603A5 publication Critical patent/JP2011082603A5/ja
Publication of JP5149257B2 publication Critical patent/JP5149257B2/ja
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JP2009230623A 2009-10-02 2009-10-02 無線通信システム、通信装置および無線通信方法 Active JP5149257B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP2009230623A JP5149257B2 (ja) 2009-10-02 2009-10-02 無線通信システム、通信装置および無線通信方法
CN201080043893.8A CN102577486B (zh) 2009-10-02 2010-09-16 无线通信系统、通信装置、无线通信方法及终端装置
EA201270493A EA026041B1 (ru) 2009-10-02 2010-09-16 Система беспроводной связи, устройство связи, способ беспроводной связи и устройство терминала
PCT/JP2010/066085 WO2011040258A1 (ja) 2009-10-02 2010-09-16 無線通信システム、通信装置、無線通信方法および端末装置
EP10820377.9A EP2485522A4 (en) 2009-10-02 2010-09-16 WIRELESS COMMUNICATION SYSTEM, COMMUNICATION DEVICE, WIRELESS COMMUNICATION PROCESS AND TERMINAL
MX2012003828A MX2012003828A (es) 2009-10-02 2010-09-16 Sistema de comunicacion inalambrica, aparato de comunicacion, metodo de comunicacion inalambrica y aparato terminal.
BR112012007539-0A BR112012007539B1 (pt) 2009-10-02 2010-09-16 terminal móvel, sistema de comunicação, estação base e métodos de comunicação sem fio
US13/436,330 US9681322B2 (en) 2009-10-02 2012-03-30 Wireless communication system, communication apparatus, wireless communication method and terminal apparatus

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Application Number Priority Date Filing Date Title
JP2009230623A JP5149257B2 (ja) 2009-10-02 2009-10-02 無線通信システム、通信装置および無線通信方法

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JP2011082603A JP2011082603A (ja) 2011-04-21
JP2011082603A5 true JP2011082603A5 (enExample) 2012-04-26
JP5149257B2 JP5149257B2 (ja) 2013-02-20

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US (1) US9681322B2 (enExample)
EP (1) EP2485522A4 (enExample)
JP (1) JP5149257B2 (enExample)
CN (1) CN102577486B (enExample)
BR (1) BR112012007539B1 (enExample)
EA (1) EA026041B1 (enExample)
MX (1) MX2012003828A (enExample)
WO (1) WO2011040258A1 (enExample)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8873585B2 (en) 2006-12-19 2014-10-28 Corning Optical Communications Wireless Ltd Distributed antenna system for MIMO technologies
US8249540B1 (en) 2008-08-07 2012-08-21 Hypres, Inc. Two stage radio frequency interference cancellation system and method
WO2011085509A1 (en) * 2010-01-12 2011-07-21 Telefonaktiebolaget L M Ericsson (Publ) Layer-to dm rs port mapping for lte-advanced
WO2012028204A1 (en) * 2010-09-03 2012-03-08 Fujitsu Limited Channel state feedback for multi-cell mimo
JP5578617B2 (ja) 2010-10-18 2014-08-27 パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ 送信方法、送信装置、受信方法および受信装置
CN107104716B (zh) * 2011-04-19 2020-10-02 太阳专利托管公司 信号生成方法及装置、信号处理方法及装置
ES2718124T3 (es) * 2011-06-24 2019-06-27 Sun Patent Trust Dispositivo de recepción y procedimiento de recepción
WO2013089191A1 (ja) * 2011-12-13 2013-06-20 京セラ株式会社 移動端末、無線通信システム、および無線通信方法
EP2832012A1 (en) 2012-03-30 2015-02-04 Corning Optical Communications LLC Reducing location-dependent interference in distributed antenna systems operating in multiple-input, multiple-output (mimo) configuration, and related components, systems, and methods
CN103378889A (zh) * 2012-04-24 2013-10-30 株式会社Ntt都科摩 码本生成方法、码本生成装置以及初始码本生成方法
JP6093120B2 (ja) * 2012-07-13 2017-03-08 シャープ株式会社 移動局装置、基地局装置及び通信方法
US9407343B2 (en) * 2012-08-31 2016-08-02 Google Technology Holdings LLC Method and apparatus for mitigating downlink interference
SG2013067723A (en) * 2012-09-07 2014-04-28 Agency Science Tech & Res Method and system for high bandwidth and low power body channel communication
KR101972945B1 (ko) 2012-09-18 2019-04-29 삼성전자 주식회사 무선 통신 시스템에서 채널 상태 정보 송수신 방법 및 장치
CN105308876B (zh) 2012-11-29 2018-06-22 康宁光电通信有限责任公司 分布式天线系统中的远程单元天线结合
US9882691B2 (en) 2013-02-14 2018-01-30 Lg Electronics Inc. Method and apparatus for providing antenna configuration information for massive multiple input multiple output in a wireless communication system
WO2014129799A1 (ko) * 2013-02-19 2014-08-28 엘지전자 주식회사 다중 안테나 무선 통신 시스템에서 신호 전송 방법 및 이를 위한 장치
KR102174636B1 (ko) * 2013-03-14 2020-11-05 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 정보를 보고하는 방법 및 이를 위한 장치
WO2014163397A1 (ko) * 2013-04-04 2014-10-09 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 정보 보고 방법 및 장치
WO2014171658A1 (ko) * 2013-04-16 2014-10-23 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 정보 보고 방법 및 장치
CN109982342B (zh) * 2013-05-24 2022-03-25 日本电信电话株式会社 无线通信装置以及无线通信方法
US9252854B2 (en) * 2013-06-07 2016-02-02 Industrial Technology Research Institute User equipment having channel quality indicator feedback mechanism
KR102179820B1 (ko) * 2013-06-25 2020-11-17 엘지전자 주식회사 무선 통신 시스템에서 부분 안테나 어레이에 기반한 빔포밍 수행 방법 및 이를 위한 장치
JP6151108B2 (ja) * 2013-06-28 2017-06-21 株式会社Ｎｔｔドコモ 無線基地局、ユーザ端末及び参照信号送信方法
US9350444B2 (en) * 2013-08-22 2016-05-24 Broadcom Corporation Wireless communication device with switched polarization and methods for use therewith
WO2015032440A1 (en) 2013-09-06 2015-03-12 Telefonaktiebolaget L M Ericsson (Publ) Improved adaptation of transmission format
US20150110210A1 (en) * 2013-10-18 2015-04-23 Nokia Solutions And Networks Oy Channel state information acquisition and feedback for full dimension multiple input multiple output
CN104980247B (zh) * 2014-04-04 2019-11-22 北京三星通信技术研究有限公司 自适应调整调制编码方式和参考信号图样的方法、基站、终端和系统
US9525472B2 (en) * 2014-07-30 2016-12-20 Corning Incorporated Reducing location-dependent destructive interference in distributed antenna systems (DASS) operating in multiple-input, multiple-output (MIMO) configuration, and related components, systems, and methods
US9923736B2 (en) * 2014-09-25 2018-03-20 Lg Electronics Inc. Method for performing channel estimation, and apparatus therefor
WO2016048087A1 (ko) * 2014-09-25 2016-03-31 엘지전자 주식회사 다중 안테나 무선 통신 시스템에서 참조 신호 전송 방법 및 이를 위한 장치
US9729267B2 (en) 2014-12-11 2017-08-08 Corning Optical Communications Wireless Ltd Multiplexing two separate optical links with the same wavelength using asymmetric combining and splitting
US10103799B2 (en) * 2015-03-16 2018-10-16 Lockheed Martin Corporation Apparatus and method for increased data rates in underwater communications using orbital angular momentum
CN107683574B (zh) * 2015-06-23 2019-04-23 富士通株式会社 无线通信控制方法、无线通信系统、接收装置以及发送装置
JP2019505781A (ja) 2015-12-31 2019-02-28 華為技術有限公司Ｈｕａｗｅｉ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｃｏ．，Ｌｔｄ． 端末装置および測位システム
JP6729152B2 (ja) * 2016-08-04 2020-07-22 富士通オプティカルコンポーネンツ株式会社 光伝送システムおよび光送信器
US10257105B2 (en) * 2016-12-02 2019-04-09 At&T Intellectual Property I, L.P. Facilitation of physical layer design for 5G networks or other next generation networks
US10090980B2 (en) 2017-01-08 2018-10-02 At&T Intellectual Property I, L.P. Transmission of demodulation reference signals for a 5G wireless communication network or other next generation network
WO2018134838A1 (en) 2017-01-20 2018-07-26 Wisig Networks Private Limited System and method for generating spreaded sequence with low peak-to-average power ratio (papr) waveform
EP3625896B1 (en) 2017-05-23 2021-09-01 Huawei Technologies Co., Ltd. Channel state information related feedback reporting and channel state information acquisition
KR102403763B1 (ko) * 2017-06-27 2022-05-30 삼성전자주식회사 무선 통신 시스템에서 명시적 채널 상태 정보 피드백을 위한 피드백 정보 설정하기 위한 방법
CN109787664A (zh) 2017-11-15 2019-05-21 索尼公司 用于无线通信系统的电子设备、方法、装置和存储介质
CN111903065B (zh) * 2018-03-23 2023-12-05 株式会社Ntt都科摩 基站以及发送方法
JP2022047547A (ja) * 2019-01-11 2022-03-25 ソニーグループ株式会社 無線基地局、および端末装置
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
US11139868B2 (en) * 2019-11-12 2021-10-05 Nokia Technologies Oy Propagation link selection in telecommunication systems
WO2021164033A1 (zh) * 2020-02-21 2021-08-26 华为技术有限公司 预测信道状态信息的方法及装置
US12155470B2 (en) * 2020-07-29 2024-11-26 Lg Electronics Inc. Method and apparatus for transmitting and receiving signal by using multiple antennas in wireless communication system

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6356555B1 (en) * 1995-08-25 2002-03-12 Terayon Communications Systems, Inc. Apparatus and method for digital data transmission using orthogonal codes
JP4308655B2 (ja) * 2001-09-14 2009-08-05 富士通株式会社 移動通信システム，移動局及び基地局
FR2863422A1 (fr) * 2003-12-04 2005-06-10 France Telecom Procede d'emission multi-antennes d'un signal precode lineairement,procede de reception, signal et dispositifs correspondants
US8160121B2 (en) * 2007-08-20 2012-04-17 Rearden, Llc System and method for distributed input-distributed output wireless communications
KR100876797B1 (ko) 2004-07-13 2009-01-07 삼성전자주식회사 다중 안테나 시스템에서의 빔포밍 장치 및 방법
JP4387414B2 (ja) 2004-09-27 2009-12-16 シャープ株式会社 無線送信装置
JP4884722B2 (ja) * 2005-03-31 2012-02-29 株式会社エヌ・ティ・ティ・ドコモ 無線通信装置及び無線通信方法
JP4463304B2 (ja) * 2005-05-20 2010-05-19 富士通株式会社 無線通信装置、移動端末装置及び無線通信方法
US7580445B2 (en) * 2005-08-22 2009-08-25 Nec Laboratories America, Inc. Nonlinear precoding in code-division multiple access communication system
US7949318B2 (en) * 2007-02-05 2011-05-24 Nec Laboratories America, Inc. Multi-rank beamforming precoding apparatus and method
US8111782B2 (en) 2006-08-31 2012-02-07 Samsung Electronics Co., Ltd. Apparatus and method for transmitting/receiving data in a multi-antenna system, and system using the same
KR100938070B1 (ko) * 2006-08-31 2010-01-21 삼성전자주식회사 다중 안테나 시스템에서의 데이터 송/수신장치 및 방법과이를 제공하는 시스템
WO2008030806A2 (en) * 2006-09-06 2008-03-13 Qualcomm Incorporated Codeword permutation and reduced feedback for grouped antennas
KR20090130206A (ko) * 2007-04-20 2009-12-18 인터디지탈 테크날러지 코포레이션 Ｍｉｍｏ 통신에 대한 효과적인 프리코딩 정보 검증을 위한 방법 및 장치
US8199840B2 (en) * 2007-04-26 2012-06-12 Telefonaktiebolaget Lm Ericsson (Publ) Multiple-input, multiple-output communication system with reduced feedback
WO2008133582A2 (en) 2007-04-30 2008-11-06 Telefonaktiebolaget L M Ericsson (Publ) Method and arrangement for adapting a multi-antenna transmission
KR101282522B1 (ko) * 2007-06-19 2013-07-04 엘지전자 주식회사 다중 안테나 시스템에서 제어정보 전송 방법
US8160601B2 (en) * 2007-06-21 2012-04-17 Elektrobit Wireless Communications Ltd. Method for optimizing spatial modulation in a wireless link and network element thereto
JPWO2009041069A1 (ja) * 2007-09-28 2011-01-20 パナソニック株式会社 基地局装置、移動局装置、通信システム、チャネル推定方法、送信アンテナ検出方法及びプログラム
KR100995045B1 (ko) * 2007-12-31 2010-11-19 엘지전자 주식회사 협동 다중 입출력 통신 시스템에서, 프리코딩된 신호를송신하는 방법
JP5269098B2 (ja) * 2008-01-14 2013-08-21 テレフオンアクチーボラゲット エル エム エリクソン（パブル） Ｍｉｍｏ通信における開ループ事前符号化器循環
US8811353B2 (en) * 2008-04-22 2014-08-19 Texas Instruments Incorporated Rank and PMI in download control signaling for uplink single-user MIMO (UL SU-MIMO)
WO2009153810A2 (en) * 2008-06-18 2009-12-23 Centre Of Excellence In Wireless Technology Precoding for multiple transmission streams in multiple antenna systems
EP3327982B1 (en) * 2008-06-23 2019-08-07 Sun Patent Trust Method of arranging reference signals and wireless communication system
CN104601504B (zh) * 2008-07-01 2018-12-04 爱立信电话股份有限公司 在mimo电信系统中使用预编码矩阵的方法和设备
US8098750B2 (en) * 2008-07-10 2012-01-17 Infineon Technologies Ag Method and device for transmitting a plurality of data symbols
US8213293B2 (en) * 2008-08-13 2012-07-03 Lg Electronics Inc. Method for implementing transmit diversity at a wireless mobile communication system adopting SC-FDMA scheme
KR101505685B1 (ko) * 2008-09-26 2015-03-25 엘지전자 주식회사 다중셀 무선 네트워크에서 협력적 ｍｉｍｏ 동작을 위한 방법 및 장치
WO2010050874A1 (en) * 2008-11-03 2010-05-06 Telefonaktiebolaget L M Ericsson (Publ) Method for transmission of reference signals and determination of precoding matrices for multi-antenna transmission
KR101707680B1 (ko) * 2008-12-21 2017-02-17 엘지전자 주식회사 무선 통신 시스템에서 정보 전송 장치 및 방법
US8472539B2 (en) * 2009-04-07 2013-06-25 Lg Electronics Inc. Method of transmitting power information in wireless communication system
US9154352B2 (en) * 2009-04-21 2015-10-06 Qualcomm Incorporated Pre-communication for relay base stations in wireless communication
KR101549024B1 (ko) * 2009-04-22 2015-09-01 엘지전자 주식회사 무선 통신 시스템에서 다중 셀 협력 통신을 위한 프리코딩 코드북을 이용하여 피드백 정보 및 데이터를 전송하는 방법
KR101647377B1 (ko) * 2009-05-22 2016-08-10 엘지전자 주식회사 무선 통신 시스템에서 안테나 전송 전력에 따른 적응적인 다중 안테나 전송 방법 및 장치
JP5418685B2 (ja) * 2009-09-25 2014-02-19 富士通株式会社 プリコーディング行列コードブックを生成する方法及び装置

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