JP2013502134A5 - - Google Patents

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Publication number
JP2013502134A5
JP2013502134A5 JP2012524645A JP2012524645A JP2013502134A5 JP 2013502134 A5 JP2013502134 A5 JP 2013502134A5 JP 2012524645 A JP2012524645 A JP 2012524645A JP 2012524645 A JP2012524645 A JP 2012524645A JP 2013502134 A5 JP2013502134 A5 JP 2013502134A5
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JP
Japan
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csi
mapped
ofdm symbols
antenna ports
user equipment
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JP2012524645A
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Japanese (ja)
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JP5723365B2 (ja
JP2013502134A (ja
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Priority claimed from KR1020100078056A external-priority patent/KR101769368B1/ko
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JP2012524645A 2009-08-14 2010-08-13 多重アンテナを支援する無線通信システムにおいてダウンリンク参照信号を伝送する方法及び装置 Active JP5723365B2 (ja)

Applications Claiming Priority (11)

Application Number Priority Date Filing Date Title
US23384309P 2009-08-14 2009-08-14
US61/233,843 2009-08-14
US29935410P 2010-01-29 2010-01-29
US61/299,354 2010-01-29
US33371910P 2010-05-11 2010-05-11
US61/333,719 2010-05-11
US34604410P 2010-05-19 2010-05-19
US61/346,044 2010-05-19
KR1020100078056A KR101769368B1 (ko) 2009-08-14 2010-08-13 다중 안테나를 지원하는 무선 통신 시스템에서 하향링크 참조신호를 전송하는 방법 및 장치
PCT/KR2010/005319 WO2011019228A2 (ko) 2009-08-14 2010-08-13 다중 안테나를 지원하는 무선 통신 시스템에서 하향링크 참조신호를 전송하는 방법 및 장치
KR10-2010-0078056 2010-08-13

Publications (3)

Publication Number Publication Date
JP2013502134A JP2013502134A (ja) 2013-01-17
JP2013502134A5 true JP2013502134A5 (https=) 2013-10-03
JP5723365B2 JP5723365B2 (ja) 2015-05-27

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ID=46529365

Family Applications (4)

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JP2012524647A Active JP5649651B2 (ja) 2009-08-14 2010-08-13 多重アンテナを支援する無線通信システムにおいてダウンリンク参照信号を伝送する方法及び装置
JP2012524645A Active JP5723365B2 (ja) 2009-08-14 2010-08-13 多重アンテナを支援する無線通信システムにおいてダウンリンク参照信号を伝送する方法及び装置
JP2012524646A Active JP5649650B2 (ja) 2009-08-14 2010-08-13 多重アンテナを支援する無線通信システムにおいてダウンリンク参照信号を伝送する方法及び装置
JP2012524653A Pending JP2013502139A (ja) 2009-08-14 2010-08-13 多重アンテナを支援する無線通信システムにおいてダウンリンク参照信号を伝送する方法及び装置

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JP2012524647A Active JP5649651B2 (ja) 2009-08-14 2010-08-13 多重アンテナを支援する無線通信システムにおいてダウンリンク参照信号を伝送する方法及び装置

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JP2012524646A Active JP5649650B2 (ja) 2009-08-14 2010-08-13 多重アンテナを支援する無線通信システムにおいてダウンリンク参照信号を伝送する方法及び装置
JP2012524653A Pending JP2013502139A (ja) 2009-08-14 2010-08-13 多重アンテナを支援する無線通信システムにおいてダウンリンク参照信号を伝送する方法及び装置

Country Status (4)

Country Link
US (1) USRE49171E1 (https=)
EP (1) EP4160973A1 (https=)
JP (4) JP5649651B2 (https=)
CN (3) CN104158574B (https=)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101740221B1 (ko) * 2010-01-18 2017-05-29 주식회사 골드피크이노베이션즈 채널상태정보-기준신호 할당 방법 및 장치
US9559820B2 (en) 2011-02-18 2017-01-31 Qualcomm Incorporated Feedback reporting based on channel state information reference signal (CSI-RS) groups
US9673945B2 (en) 2011-02-18 2017-06-06 Qualcomm Incorporated Implicitly linking aperiodic channel state information (A-CSI) reports to CSI-reference signal (CSI-RS) resources
WO2014073865A1 (en) * 2012-11-06 2014-05-15 Lg Electronics Inc. Method and apparatus for transmitting and receiving data in a wireless communication system
CN104038320B (zh) * 2013-03-04 2019-03-01 中兴通讯股份有限公司 资源映射、接收方法及装置、信令通知、获取方法及装置
WO2014171658A1 (ko) * 2013-04-16 2014-10-23 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 정보 보고 방법 및 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
CN104770058A (zh) 2013-07-26 2015-07-08 华为终端有限公司 用户设备之间的信号传输方法及装置
US10038528B2 (en) 2014-12-19 2018-07-31 Qualcomm Incorporated Common reference signal design based on semi-uniform pilot spacing and orthogonal cover code
KR102287875B1 (ko) 2015-04-17 2021-08-09 삼성전자주식회사 무선 통신 시스템에서 기준 신호들을 송신하기 위한 장치 및 방법
CN106559162B (zh) * 2015-09-24 2020-03-06 索尼公司 用于无线通信的基站侧和用户设备侧的装置及方法
KR20180043374A (ko) * 2015-11-03 2018-04-27 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 정보 참조 신호의 송수신 방법 및 이를 위한 장치
CN107623542B (zh) 2016-07-13 2023-09-01 华为技术有限公司 一种发送参考信号的方法、相关设备及通信系统
WO2018010162A1 (en) 2016-07-15 2018-01-18 Qualcomm Incorporated Port indexing for csi-rs with larger number of antenna ports for efd-mimo
US10505685B2 (en) * 2016-08-26 2019-12-10 Qualcomm Incorporated Adapting to delay spread variation in wireless communication systems
US10420137B2 (en) * 2016-09-30 2019-09-17 Futurewei Technologies, Inc. System and method for signal density reduction in the frequency domain
CN108322245B (zh) * 2017-01-17 2021-09-14 中国移动通信有限公司研究院 信道状态参考信号发送方法、装置及接收方法、移动终端
CN110352583B (zh) * 2017-02-01 2022-01-11 Lg电子株式会社 接收和发送信道状态信息参考信号的方法及其设备
EP3602945B1 (en) 2017-03-23 2025-12-03 Innovative Technology Lab Co., Ltd. Method and apparatus for transmitting and receiving demodulation reference signal
CN108632001B (zh) * 2017-03-24 2024-09-17 华为技术有限公司 一种参考信号发送方法、接收方法和装置
CN109510683B (zh) * 2017-04-28 2020-02-14 华为技术有限公司 发送和接收参考信号的方法、网络设备和终端设备
CN109150428B (zh) * 2017-06-15 2020-07-24 电信科学技术研究院 一种信号传输方法、装置及基站
US10009832B1 (en) * 2017-08-11 2018-06-26 At&T Intellectual Property I, L.P. Facilitating compact signaling design for reserved resource configuration in wireless communication systems

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1951050B (zh) * 2004-03-15 2013-10-30 苹果公司 用于具有四根发射天线的ofdm系统的导频设计
US7864659B2 (en) 2004-08-02 2011-01-04 Interdigital Technology Corporation Quality control scheme for multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) systems
KR20060040180A (ko) 2004-11-04 2006-05-10 엘지전자 주식회사 다중입출력 직교 주파수 분할 다중화 방식에 적용되는채널 추정을 위한 신호 전송 방법
KR100909539B1 (ko) * 2004-11-09 2009-07-27 삼성전자주식회사 다중 안테나를 사용하는 광대역 무선 접속 시스템에서 다양한 다중안테나 기술을 지원하기 위한 장치 및 방법
CA2648005C (en) 2006-04-12 2013-01-15 Lg Electronics Inc. Method for allocating reference signals in mimo system
JP4935202B2 (ja) * 2006-06-20 2012-05-23 富士通株式会社 通信システム
US8243850B2 (en) 2006-10-24 2012-08-14 Samsung Electronics Co., Ltd. Method and system for generating reference signals in a wireless communication system
JP5042320B2 (ja) * 2007-03-29 2012-10-03 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けるサウンディング基準信号伝送方法
KR101542378B1 (ko) 2007-09-10 2015-08-07 엘지전자 주식회사 다중 안테나 시스템에서의 파일럿 부반송파 할당 방법
CN101409883A (zh) * 2007-10-12 2009-04-15 Nxp股份有限公司 多载波宽带系统中对下行链路辅助基准信号作资源规划的方法和系统
CN101431355B (zh) * 2007-11-07 2012-12-19 中兴通讯股份有限公司 用在长期演进系统中的信道检测方法
CN101459453B (zh) * 2007-12-11 2013-02-27 中兴通讯股份有限公司 信道检测方法
KR101637348B1 (ko) 2008-12-15 2016-07-07 엘지전자 주식회사 하향링크 ｍｉｍｏ 시스템에 있어서, 파일럿 심볼 전송 방법
KR101632208B1 (ko) 2008-11-07 2016-06-21 엘지전자 주식회사 참조 신호 전송 방법
JP5059800B2 (ja) * 2009-03-16 2012-10-31 株式会社エヌ・ティ・ティ・ドコモ 無線基地局装置及び移動局装置、無線通信方法
CN101505180B (zh) 2009-03-17 2013-12-04 中兴通讯股份有限公司 高级长期演进系统中csi参考信号的承载方法与装置
US8599762B2 (en) 2009-03-20 2013-12-03 Lg Electronics Inc. Method for receiving a signal at a user equipment (UE) in a wireless communication system
US8675481B2 (en) * 2009-03-23 2014-03-18 Lg Electronics Inc. Method and apparatus for transmitting reference signal in multi-antenna system
WO2010110576A2 (en) * 2009-03-24 2010-09-30 Lg Electronics Inc. Method and apparatus for transmitting reference signal in wireless communication system
US20120044796A1 (en) * 2009-04-10 2012-02-23 Pantech Co., Ltd. Method for generating signal pattern using modulus or sequence, and device thereof
CN102422559B (zh) * 2009-05-08 2015-10-14 Lg电子株式会社 移动通信系统中从基站接收信号的中继节点和方法
US8923143B2 (en) 2009-06-29 2014-12-30 Qualcomm Incorporated Open loop channel reporting in a wireless communication system
KR101237666B1 (ko) * 2009-07-28 2013-02-26 엘지전자 주식회사 다중 입출력 통신 시스템에서 셀간 간섭을 제거하기 위한 기준신호 전송 방법 및 장치
US8599715B2 (en) * 2009-07-30 2013-12-03 Lg Electronics Inc. Apparatus and method for transmitting channel state information in a mobile communication system
KR101769368B1 (ko) 2009-08-14 2017-08-30 엘지전자 주식회사 다중 안테나를 지원하는 무선 통신 시스템에서 하향링크 참조신호를 전송하는 방법 및 장치
US20110244877A1 (en) * 2009-10-08 2011-10-06 Qualcomm Incorporated Method and apparatus for using channel state information reference signal in wireless communication system
US9407409B2 (en) * 2010-02-23 2016-08-02 Qualcomm Incorporated Channel state information reference signals
CN102484874B (zh) * 2010-02-24 2015-12-02 中兴通讯(美国)公司 用于lte-advance系统中csi-rs资源分配的方法和系统
JPWO2011125300A1 (ja) * 2010-04-05 2013-07-08 パナソニック株式会社 無線通信装置、及び無線通信方法
EP2605433B1 (en) * 2010-08-11 2019-02-27 GoldPeak Innovations Inc. Apparatus and method for transmitting muting information, and apparatus and method for acquiring channel state using same
WO2014073901A1 (ko) * 2012-11-09 2014-05-15 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 정보 송수신 방법 및 장치

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