CN107070618B - 用于分配和接收信道状态信息-基准信号的装置和方法 - Google Patents

用于分配和接收信道状态信息-基准信号的装置和方法 Download PDF

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CN107070618B
CN107070618B CN201610951696.5A CN201610951696A CN107070618B CN 107070618 B CN107070618 B CN 107070618B CN 201610951696 A CN201610951696 A CN 201610951696A CN 107070618 B CN107070618 B CN 107070618B
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csi
antenna ports
allocated
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CN107070618A (zh
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尹成准
朴景敏
金起台
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Pan Thai Co ltd
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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
    • H04B7/0413—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
    • H04B7/0621—Feedback content
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • 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
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • 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
    • H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
    • H04L27/2607—Cyclic extensions
    • 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
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • 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
    • H04L5/0026—Division using four or more dimensions, e.g. beam steering or quasi-co-location [QCL]
    • 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
    • H04L5/0037—Inter-user or inter-terminal allocation
    • H04L5/0039—Frequency-contiguous, i.e. with no allocation of frequencies for one user or terminal between the frequencies allocated to another
    • 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
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • 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
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
    • H04L5/0057—Physical resource allocation for CQI
    • 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
    • H04L5/0058—Allocation criteria
    • H04L5/0073—Allocation arrangements that take into account other cell interferences
    • 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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • 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
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1469—Two-way operation using the same type of signal, i.e. duplex using time-sharing
    • 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
    • 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
    • H04L5/0078—Timing of allocation
    • H04L5/0082—Timing of allocation at predetermined intervals

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
CN201610951696.5A 2010-06-01 2011-05-31 用于分配和接收信道状态信息-基准信号的装置和方法 Ceased CN107070618B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
KR20100052033 2010-06-01
KR10-2010-0052033 2010-06-01
KR1020100055073A KR101790505B1 (ko) 2010-06-01 2010-06-10 서브프레임 구성에 따른 채널상태정보-기준신호 할당 장치 및 방법
KR10-2010-0055073 2010-06-10
CN201180037855.6A CN103069761B (zh) 2010-06-01 2011-05-31 在无线通信系统中分配信道状态信息-基准信号的装置和方法

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CN107070618B true CN107070618B (zh) 2020-07-24

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EP (1) EP2577929A4 (enExample)
JP (1) JP5931056B2 (enExample)
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CN (1) CN107070618B (enExample)
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Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2010290233B2 (en) * 2009-09-07 2014-08-28 Lg Electronics Inc. Method and apparatus for transmitting/receiving a reference signal in a wireless communication system
WO2011046349A2 (ko) * 2009-10-12 2011-04-21 엘지전자 주식회사 다중 안테나를 지원하는 무선 통신 시스템에서 하향링크 참조 신호 전송 전력 정보 제공 방법 및 장치
KR101790505B1 (ko) * 2010-06-01 2017-11-21 주식회사 골드피크이노베이션즈 서브프레임 구성에 따른 채널상태정보-기준신호 할당 장치 및 방법
US8787484B2 (en) * 2010-06-18 2014-07-22 Nec Corporation Precoding techniques for downlink coordinated multipoint transmission in radio communications system
CN103155456B (zh) 2010-08-11 2016-06-29 株式会社泛泰 发送静默信息的装置和方法与获取信道状态的装置和方法
WO2013015626A2 (ko) * 2011-07-28 2013-01-31 엘지전자 주식회사 무선 통신 시스템에서 측정보고 방법 및 장치
EP2725845B1 (en) * 2011-08-05 2018-05-16 Panasonic Intellectual Property Corporation of America Terminal, transmitting device, reception quality reporting method and reception method
US9246558B2 (en) * 2011-09-26 2016-01-26 Samsung Electronics Co., Ltd. CoMP measurement system and method
BR112014007627A2 (pt) 2011-10-03 2017-04-11 Fujitsu Ltd sistema de radiocomunicação, estação base, estação móvel, e método de radiocomunicação
KR101855523B1 (ko) * 2011-10-06 2018-05-04 삼성전자주식회사 통신 시스템에서 피드백 생성 방법 및 장치
US9900084B2 (en) 2011-12-19 2018-02-20 Lg Electronics Inc. Communication method and wireless device in TDD-based wireless communication system
KR20130093790A (ko) * 2011-12-30 2013-08-23 주식회사 팬택 송수신 포인트, 송수신 포인트의 기준 신호 전송 방법, 단말, 및 단말의 기준 신호 수신 방법
US9356757B2 (en) * 2011-12-30 2016-05-31 Broadcom Corporation Wireless communication device capable of scanning for available base stations using reduced bandwidth
US9397865B2 (en) * 2012-01-11 2016-07-19 Lg Electronics Inc. Method and apparatus for receiving signal in wireless communication system
US9609675B2 (en) * 2012-01-16 2017-03-28 Lg Electronics Inc. Method and apparatus for monitoring control channel
US9008585B2 (en) 2012-01-30 2015-04-14 Futurewei Technologies, Inc. System and method for wireless communications measurements and CSI feedback
WO2013133682A1 (ko) * 2012-03-09 2013-09-12 엘지전자 주식회사 참조 신호 설정 방법 및 장치
US9198071B2 (en) * 2012-03-19 2015-11-24 Qualcomm Incorporated Channel state information reference signal configuring and reporting for a coordinated multi-point transmission scheme
WO2013151338A1 (ko) * 2012-04-03 2013-10-10 엘지전자 주식회사 참조 신호 전송 방법 및 장치
JP6208409B2 (ja) * 2012-04-06 2017-10-04 株式会社Ｎｔｔドコモ ユーザ装置及び通信方法
JP6242857B2 (ja) 2012-04-19 2017-12-06 サムスン エレクトロニクス カンパニー リミテッド 協力マルチーポイント通信システムに対する基準シンボルポートの準共存識別のための方法及び装置
US9451595B2 (en) 2012-04-27 2016-09-20 Qualcomm Incorporated Methods and apparatus for TDD reconfiguration
CN110365382B (zh) * 2012-05-10 2022-06-21 中兴通讯股份有限公司 Csi反馈信令的指示配置方法及基站
KR20130126353A (ko) * 2012-05-11 2013-11-20 주식회사 팬택 전송단, 단말, ｃｓｉ-ｒｓ 전송 서브프레임 시그널링 방법, 및 ｃｓｉ-ｒｓ 전송 서브프레임 확인 방법
WO2013166725A1 (zh) * 2012-05-11 2013-11-14 华为技术有限公司 一种配置参考信号的方法和装置
JP6010341B2 (ja) * 2012-05-21 2016-10-19 シャープ株式会社 基地局装置、移動局装置、測定方法、および集積回路
US20150195113A1 (en) * 2012-06-17 2015-07-09 Lg Electronics Inc. Method of determining sub frame in wireless communication system
WO2014042422A2 (en) * 2012-09-11 2014-03-20 Lg Electronics Inc. Method and apparatus for transmitting channel state information-reference signals in wireless communication system
EP2904717A1 (en) * 2012-10-05 2015-08-12 Broadcom Corporation Methods, apparatus and computer programs for half-duplex frequency division duplexing
EP2947935A4 (en) * 2013-01-21 2016-08-31 Fujitsu Ltd METHOD FOR TRANSMITTING A CHANNEL STATUS INFORMATION REFERENCE SIGNAL, BASE STATION, END UNIT, SYSTEM, MACHINE READABLE PROGRAM AND STORAGE MEDIUM FOR STORING THE MACHINE READABLE PROGRAM
US9521637B2 (en) 2013-02-14 2016-12-13 Blackberry Limited Small cell demodulation reference signal and initial synchronization
CN104009953B (zh) * 2013-02-22 2019-02-15 中兴通讯股份有限公司 一种解调参考信号的传输方法及基站、用户设备
US20150103801A1 (en) * 2013-09-02 2015-04-16 Electronics And Telecommunications Research Institute Method and apparatus for transmitting signal for downlink channel estimation
EP3972161B1 (en) * 2013-09-27 2024-01-31 Samsung Electronics Co., Ltd. Methods and apparatuses for discovery signals for lte advanced
KR102039535B1 (ko) * 2013-10-22 2019-11-01 삼성전자 주식회사 무선 자원 할당 방법 및 장치
CN105009494B (zh) 2013-11-22 2019-07-09 华为技术有限公司 一种信道状态信息的反馈方法及装置
US20150264552A1 (en) * 2014-03-14 2015-09-17 Gang Xiong Systems, methods, and devices for device-to-device discovery and communication
CN105763304B (zh) * 2014-12-16 2019-06-21 北京信威通信技术股份有限公司 一种csi-rs可支持的最大天线端口数量的扩展方法
BR112017015417A2 (pt) * 2015-01-19 2018-01-16 Qualcomm Inc realimentação de csi aperfeiçoada para fd-mimo
KR102480843B1 (ko) * 2015-05-07 2022-12-23 한국전자통신연구원 하향링크 참조 신호를 전송하는 방법 및 장치
US20180035424A1 (en) * 2015-03-31 2018-02-01 Nec Corporation Method and apparatus for data transmission in a wireless communication system
US10256963B2 (en) * 2015-04-10 2019-04-09 Technology In Ariscale, Llc Method and apparatus for transmitting and receiving channel state information reference signal in full dimension MIMO wireless communication system
CN106160838B (zh) * 2015-04-16 2020-02-07 电信科学技术研究院 一种传输数据的方法和设备
US9210023B1 (en) * 2015-04-17 2015-12-08 Saankhya Labs Pvt. Ltd Method and system of ranging and subcarrier allocation in orthogonal frequency division multiple access system
KR102697133B1 (ko) * 2015-05-07 2024-08-21 한국전자통신연구원 하향링크 참조 신호를 전송하는 방법 및 장치
CN106411473B (zh) * 2015-07-27 2019-07-19 电信科学技术研究院 一种参考信号映射方法及装置
CN106470096B (zh) * 2015-08-14 2021-03-23 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
US10110428B2 (en) 2015-09-24 2018-10-23 Electronics And Telecommunications Research Institute Method and apparatus for configuring frame of unlicensed band
WO2017069571A1 (ko) * 2015-10-21 2017-04-27 엘지전자 주식회사 비면허 대역을 지원하는 무선접속시스템에서 디스커버리 신호를 송수신하는 방법 및 장치
CN106685500B (zh) * 2015-11-05 2019-11-12 中国移动通信集团公司 一种csi-rs指示方法、基站及用户设备
WO2017166108A1 (en) * 2016-03-30 2017-10-05 Nec Corporation Methods and apparatuses for transmitting and receiving reference signals
CN109565388B (zh) * 2016-03-31 2021-10-15 都科摩创新股份有限公司 发送csi-rs的方法和基站
EP3455964B1 (en) * 2016-05-12 2022-01-19 Panasonic Intellectual Property Corporation of America User equipment for detecting dci types within a subframe
WO2018098802A1 (en) 2016-12-02 2018-06-07 Qualcomm Incorporated Transmitting channel state information reference signals in new radio
CN108289018B (zh) * 2017-01-09 2023-12-29 华为技术有限公司 一种传输参考信号的方法以及设备
WO2019028810A1 (en) * 2017-08-11 2019-02-14 Qualcomm Incorporated TRANSMITTING, RECEIVING AND CONFIGURING A CSIRS ACCORDING TO A CONFIGURABLE BANDWIDTH
EP3673583A1 (en) * 2017-08-25 2020-07-01 Telefonaktiebolaget LM Ericsson (PUBL) Configuration of physical antenna ports
KR102506475B1 (ko) 2017-08-31 2023-03-06 삼성전자 주식회사 이동 통신 시스템에서의 csi-rs 자원 반복 전송 지원 방법 및 장치
WO2020216256A1 (en) * 2019-04-22 2020-10-29 Mediatek Inc. Prs sequence initialization

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101505180A (zh) * 2009-03-17 2009-08-12 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
CN101635950A (zh) * 2009-08-14 2010-01-27 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
CN101667981A (zh) * 2009-10-26 2010-03-10 上海交通大学 用于ofdm解调端的8天线信道估计方法

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6473467B1 (en) * 2000-03-22 2002-10-29 Qualcomm Incorporated Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system
KR20050081528A (ko) 2004-02-14 2005-08-19 삼성전자주식회사 다중반송파 통신시스템을 위한 채널 상태정보 피드백 방법
US8041362B2 (en) * 2006-03-20 2011-10-18 Intel Corporation Downlink resource allocation and mapping
US8112038B2 (en) * 2006-09-15 2012-02-07 Futurewei Technologies, Inc. Beamforming with imperfect channel state information
KR101381465B1 (ko) * 2008-02-20 2014-04-04 삼성전자주식회사 채널 상태 정보를 피드백하는 공간 다중 접속 방식의 통신시스템 및 이를 지원하는 방법
CN101594175B (zh) * 2008-05-27 2012-12-26 电信科学技术研究院 一种波束赋型传输的方法、系统及装置
CN101394668B (zh) * 2008-10-24 2012-04-18 中兴通讯股份有限公司 一种调度请求信号的发送方法及装置
US8340199B2 (en) * 2008-10-27 2012-12-25 Samsung Electronics Co., Ltd. 8-transmit antenna reference signal design for downlink communications in a wireless system
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
KR101710204B1 (ko) * 2009-07-28 2017-03-08 엘지전자 주식회사 다중 입출력 통신 시스템에서 채널측정을 위한 기준신호의 전송 방법 및 그 장치
WO2011019228A2 (ko) * 2009-08-14 2011-02-17 엘지전자 주식회사 다중 안테나를 지원하는 무선 통신 시스템에서 하향링크 참조신호를 전송하는 방법 및 장치
KR101754667B1 (ko) * 2009-08-28 2017-07-06 엘지전자 주식회사 무선 통신 시스템에서 단말이 소정의 ｔｄｄ 프레임 구조를 이용하여 신호를 송수신하는 방법
WO2011037427A2 (ko) * 2009-09-27 2011-03-31 엘지전자 주식회사 무선 통신 시스템에서 참조 신호 전송 방법 및 장치
US8873650B2 (en) * 2009-10-12 2014-10-28 Motorola Mobility Llc Configurable spatial channel information feedback in wireless communication system
ES2693743T3 (es) * 2010-01-12 2018-12-13 Telefonaktiebolaget Lm Ericsson (Publ) Método y aparato para la estimación y detección de canal en el sistema mimo
KR101740221B1 (ko) * 2010-01-18 2017-05-29 주식회사 골드피크이노베이션즈 채널상태정보-기준신호 할당 방법 및 장치
US8305987B2 (en) * 2010-02-12 2012-11-06 Research In Motion Limited Reference signal for a coordinated multi-point network implementation
KR101790505B1 (ko) * 2010-06-01 2017-11-21 주식회사 골드피크이노베이션즈 서브프레임 구성에 따른 채널상태정보-기준신호 할당 장치 및 방법
PT2673976E (pt) * 2011-02-09 2015-06-02 Ericsson Telefon Ab L M Configuração de símbolos de recursos em função de pontos numa célula sem fios
JP2019518343A (ja) * 2016-04-01 2019-06-27 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） 低減密度チャネル状態情報参照信号

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101505180A (zh) * 2009-03-17 2009-08-12 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
CN101635950A (zh) * 2009-08-14 2010-01-27 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
CN101667981A (zh) * 2009-10-26 2010-03-10 上海交通大学 用于ofdm解调端的8天线信道估计方法

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
《 R1-103100 Email discussion summary of CSI-RS design》;Huawei;《3GPP TSG RAN WG1 meeting #61》;20100514;第1-15页 *
《R1-103253 Intra-cell CSI-RS design》;NTT DOCOMO;《3GPP TSG RAN WG1 Meeting #61》;20100514;第1-7页 *
《R1-103288 Further details on CSI-RS》;Qualcomm Incorporated;《3GPP TSG-RAN WG1 #60bis》;20100514;第1-11页 *

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