JP5779595B2 - 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 - Google Patents

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 Download PDF

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JP5779595B2
JP5779595B2 JP2012551902A JP2012551902A JP5779595B2 JP 5779595 B2 JP5779595 B2 JP 5779595B2 JP 2012551902 A JP2012551902 A JP 2012551902A JP 2012551902 A JP2012551902 A JP 2012551902A JP 5779595 B2 JP5779595 B2 JP 5779595B2
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csi
resource element
element set
subcarriers
antenna ports
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JP2013519287A (ja
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デ ウォン リ
デ ウォン リ
ハク ソン キム
ハク ソン キム
ビョン フン キム
ビョン フン キム
キ ジュン キム
キ ジュン キム
ウン スン キム
ウン スン キム
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LG Electronics Inc
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LG Electronics Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • 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
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • 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
    • 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
    • H04B7/066—Combined feedback for a number of channels, e.g. over several subcarriers like in orthogonal frequency division multiplexing [OFDM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • H04L27/26134—Pilot insertion in the transmitter chain, e.g. pilot overlapping with data, insertion in time or frequency domain
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
JP2012551902A 2010-02-07 2011-01-05 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 JP5779595B2 (ja)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US30216610P 2010-02-07 2010-02-07
US61/302,166 2010-02-07
US30939010P 2010-03-01 2010-03-01
US61/309,390 2010-03-01
KR10-2010-0104630 2010-10-26
KR1020100104630A KR101241916B1 (ko) 2010-02-07 2010-10-26 다중 안테나를 지원하는 무선 통신 시스템에서 하향링크 참조신호를 전송하는 방법 및 장치
PCT/KR2011/000045 WO2011096646A2 (en) 2010-02-07 2011-01-05 Method and apparatus for transmitting downlink reference signal in wireless communication system supporting multiple antennas

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JP2015138845A Division JP6100843B2 (ja) 2010-02-07 2015-07-10 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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JP2013519287A JP2013519287A (ja) 2013-05-23
JP5779595B2 true JP5779595B2 (ja) 2015-09-16

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JP2012551902A Active JP5779595B2 (ja) 2010-02-07 2011-01-05 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
JP2015138845A Active JP6100843B2 (ja) 2010-02-07 2015-07-10 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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JP (2) JP5779595B2 (ru)
KR (2) KR101241916B1 (ru)
CN (2) CN102754357B (ru)
AU (1) AU2011211579B2 (ru)
BR (1) BR112012019651B1 (ru)
MX (1) MX2012008309A (ru)
RU (1) RU2518405C2 (ru)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9407409B2 (en) 2010-02-23 2016-08-02 Qualcomm Incorporated Channel state information reference signals
JP6158834B2 (ja) * 2012-01-11 2017-07-05 エルジー エレクトロニクス インコーポレイティド 無線接続システムにおけるチャネル状態情報の送受信方法及びそのための装置
US9119209B2 (en) 2012-03-30 2015-08-25 Samsung Electronics Co., Ltd. Apparatus and method for channel-state-information pilot design for an advanced wireless network
CN103781160B (zh) * 2012-10-23 2017-06-20 华为技术有限公司 数据的传输方法及装置
CN103795514B (zh) 2012-11-02 2017-11-28 中兴通讯股份有限公司 ePDCCH发送、接收方法及基站、用户设备
CN103347298B (zh) 2012-12-31 2019-02-19 上海华为技术有限公司 参考信号配置方法和参考信号发送方法及相关设备
US9936486B2 (en) 2013-02-08 2018-04-03 Lg Electronics Inc. Method and user equipment for reporting demodulation reference signal information and method and base station for receiving demodulation reference signal information
KR20150121002A (ko) 2013-02-21 2015-10-28 엘지전자 주식회사 무선 통신 시스템에서 대규모 mimo를 위한 안테나 포트 간 ｑｃｌ 설정 방법 및 이를 위한 장치
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
US9680552B2 (en) 2013-04-16 2017-06-13 Lg Electronics Inc. Method and apparatus for reporting channel state information in wireless communication system
EP3028389B1 (en) * 2013-07-30 2018-12-12 LG Electronics Inc. Method for performing antenna shuffling using partial antenna array based beamforming in wireless communication system
RU2635348C1 (ru) 2013-12-04 2017-11-13 Телефонактиеболагет Лм Эрикссон (Пабл) Сокращение подфрейма нисходящего канала передачи в системах дуплексной передачи с разделением ао времени (TDD)
EP3557784B1 (en) 2013-12-04 2020-09-30 Telefonaktiebolaget LM Ericsson (publ) Uplink subframe shortening in time-division duplex (tdd) systems
CN104767592B (zh) * 2014-01-02 2019-01-01 中国移动通信集团公司 一种csi-rs的端口配置、csi-rs传输的方法和设备
CN111212477B (zh) * 2014-06-13 2023-10-10 北京三星通信技术研究有限公司 一种数据传输方法和设备
KR101909037B1 (ko) * 2014-07-15 2018-10-17 엘지전자 주식회사 Mimo 수신기가 re 그룹 단위로 복수의 레이어를 정렬하여 수신 신호를 처리하는 방법
WO2016018100A1 (ko) * 2014-08-01 2016-02-04 엘지전자 주식회사 채널 상태 보고를 위한 방법 및 이를 위한 장치
KR102294742B1 (ko) * 2015-03-09 2021-08-27 삼성전자 주식회사 멀티캐리어 시스템에서의 기준 신호 패턴 디자인 방법 및 장치
CN112383337B (zh) * 2015-04-10 2023-11-03 阿里斯卡尔股份有限公司 发送csi-rs的方法和报告csi的方法
US10469138B2 (en) 2015-05-14 2019-11-05 Telefonaktiebolaget Lm Ericsson (Publ) Measurement procedures for DRS with beamforming
US10142068B2 (en) 2015-05-22 2018-11-27 Futurewei Technologies, Inc. Methods and device for communications of OFDM signals over wideband carrier
CN105262574B (zh) * 2015-09-17 2018-12-18 北京北方烽火科技有限公司 一种csi-rs端口映射方法和装置
WO2017048107A1 (ko) 2015-09-18 2017-03-23 삼성전자 주식회사 무선 통신 시스템에서 피드백 신호를 송수신하는 방법 및 장치
KR102443053B1 (ko) * 2015-10-30 2022-09-14 삼성전자주식회사 무선 통신 시스템에서 데이터 송수신 방법 및 장치
CN106656445B (zh) * 2015-11-04 2019-10-22 中国移动通信集团公司 发送信道状态信息参考信号的方法、装置、基站及终端
WO2017164688A1 (ko) 2016-03-24 2017-09-28 엘지전자(주) 무선 통신 시스템에서 채널 상태 정보 참조 신호 송수신 방법 및 이를 위한 장치
WO2017188591A1 (ko) 2016-04-25 2017-11-02 엘지전자 주식회사 무선 통신 시스템에서 위상 잡음 추정을 위한 신호 전송 방법
CN107370584B (zh) * 2016-05-13 2021-12-10 中兴通讯股份有限公司 一种导频信息的发送方法和装置以及接收方法和装置
WO2018010162A1 (en) * 2016-07-15 2018-01-18 Qualcomm Incorporated Port indexing for csi-rs with larger number of antenna ports for efd-mimo
ES2968689T3 (es) 2016-09-30 2024-05-13 Ericsson Telefon Ab L M Diseños de CSI-RS basados en CDM8 para MIMO
US10812155B2 (en) 2016-11-04 2020-10-20 Telefonaktiebolaget Lm Ericsson (Publ) Enhancements to mobility reference signals for radio link monitoring in a beam-based system
CN109891977B (zh) 2016-11-04 2023-06-20 瑞典爱立信有限公司 在基于波束的系统中重用移动性参考信号以执行无线电链路监控
US10187189B2 (en) * 2017-01-13 2019-01-22 Qualcomm Incorporated Reference signal placement within different subbands of the same OFDM symbol
US11005629B2 (en) * 2017-02-01 2021-05-11 Lg Electronics Inc. Method for transreceiving channel state information-reference signal in wireless communication system and apparatus for same
JP7197488B2 (ja) * 2017-02-03 2022-12-27 株式会社Ｎｔｔドコモ ユーザ端末、無線通信方法、基地局及び通信システム
PL3619872T3 (pl) * 2017-05-05 2024-03-04 Apple Inc. Sygnalizacja konfiguracji mapowania sygnału referencyjnego informacji o stanie kanału (CSI-RS) dla systemu New Radio (NR)
WO2018231011A2 (ko) 2017-06-15 2018-12-20 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 정보를 보고하는 방법 및 이를 위한 장치
BR112019026710A2 (pt) * 2017-06-16 2020-06-30 Telefonaktiebolaget Lm Ericsson (Publ) sondagem de enlace ascendente de múltiplos recursos e transmissão em subconjuntos de antena
CN111095852B (zh) * 2017-07-21 2022-11-18 Lg电子株式会社 无线通信系统中在参考信号之间进行复用的方法及其装置
CN117061068A (zh) * 2018-01-10 2023-11-14 交互数字专利控股公司 短物理上行链路控制信道（sPUCCH）结构
CN110391884B (zh) * 2018-04-19 2022-03-25 中兴通讯股份有限公司 一种sdma资源复用的方法、设备及存储介质
JP6723424B1 (ja) 2019-06-21 2020-07-15 株式会社横須賀テレコムリサーチパーク 送受信方法および送受信システム
CN112804167B (zh) * 2019-10-28 2022-06-24 上海交通大学 适用于lte通信系统的rs插入及其发送方法及系统
US11750431B2 (en) * 2020-08-31 2023-09-05 Qualcomm Incorporated Peak reduction tones for full duplex communication
CN112752291B (zh) * 2020-12-15 2022-12-13 中国联合网络通信集团有限公司 一种上行速率的评估方法及装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100958636B1 (ko) * 2006-01-19 2010-05-20 삼성전자주식회사 무선통신 시스템에서 변조 및 코드율 레벨에 따른 전용 파일롯의 송수신 제어 방법 및 장치
MX2008013080A (es) * 2006-04-12 2009-01-14 Lg Electronics Inc Metodo para asignar señales de referencia en sistema de mimo.
KR101265632B1 (ko) * 2006-12-12 2013-05-22 엘지전자 주식회사 참조 신호 전송, 참조 신호 전송 패턴 설정, 자원 블록설정 및 할당을 위한 방법 및 장치
US8254244B2 (en) * 2007-10-30 2012-08-28 Qualcomm Incorporated Arrangement and method for transmitting control information in wireless communication systems
US8537790B2 (en) * 2008-03-10 2013-09-17 Motorola Mobility Llc Hierarchical pilot structure in wireless communication systems
JP5089804B2 (ja) 2008-04-21 2012-12-05 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制御信号送信方法
RU2371850C1 (ru) * 2008-08-01 2009-10-27 Федеральное государственное унитарное предприятие "Научно-исследовательский институт специальных систем связи "Интеграл" Мобильная станция наземной подвижной службы
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
US8369206B2 (en) * 2009-03-25 2013-02-05 Samsung Electronics Co., Ltd Cell-specific shifting of reference signals in multi-stream transmissions
US8472539B2 (en) * 2009-04-07 2013-06-25 Lg Electronics Inc. Method of transmitting power information in wireless communication system
CN101635950B (zh) * 2009-08-14 2015-06-10 中兴通讯股份有限公司 一种确定小区参考信号位置的方法及装置
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
JP5005082B2 (ja) * 2010-10-04 2012-08-22 株式会社エヌ・ティ・ティ・ドコモ 基地局装置、移動端末装置及び通信制御方法

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JP2013519287A (ja) 2013-05-23
CN104485984B (zh) 2018-01-23
KR20110091839A (ko) 2011-08-16
MX2012008309A (es) 2012-08-03
CN102754357B (zh) 2015-02-04
BR112012019651B1 (pt) 2021-11-16
CN102754357A (zh) 2012-10-24
KR101276862B1 (ko) 2013-06-18
BR112012019651A2 (pt) 2016-05-03
RU2518405C2 (ru) 2014-06-10
KR101241916B1 (ko) 2013-03-11
JP2016001880A (ja) 2016-01-07
RU2012138168A (ru) 2014-03-27
KR20120100857A (ko) 2012-09-12
CN104485984A (zh) 2015-04-01
AU2011211579A1 (en) 2012-07-26
AU2011211579B2 (en) 2013-08-29
JP6100843B2 (ja) 2017-03-22

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