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)

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Application Number Priority Date Filing Date Title
KR10-2010-0052033 2010-06-01
KR20100052033 2010-06-01
KR10-2010-0055073 2010-06-10
KR1020100055073A KR101790505B1 (ko) 2010-06-01 2010-06-10 서브프레임 구성에 따른 채널상태정보-기준신호 할당 장치 및 방법
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)
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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
US8750257B2 (en) * 2009-10-12 2014-06-10 Lg Electronics Inc. Method and apparatus for providing downlink reference signal transmission power information in a wireless communication system that supports multiple antennas
KR101790505B1 (ko) * 2010-06-01 2017-11-21 주식회사 골드피크이노베이션즈 서브프레임 구성에 따른 채널상태정보-기준신호 할당 장치 및 방법
EP2583382A1 (en) * 2010-06-18 2013-04-24 Nec Corporation Precoding techniques for downlink coordinated multipoint transmission in radio communications system
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
US9491652B2 (en) * 2011-07-28 2016-11-08 Lg Electronics Inc. Method and apparatus for reporting a measurement in a wireless communication system
EP4142173B1 (en) * 2011-08-05 2025-08-06 Panasonic Intellectual Property Corporation of America Csi-rs reporting for base stations having multiple transmission points
US9246558B2 (en) * 2011-09-26 2016-01-26 Samsung Electronics Co., Ltd. CoMP measurement system and method
KR101688372B1 (ko) 2011-10-03 2016-12-20 후지쯔 가부시끼가이샤 무선 통신 시스템, 기지국, 이동국 및 무선 통신 방법
KR101855523B1 (ko) 2011-10-06 2018-05-04 삼성전자주식회사 통신 시스템에서 피드백 생성 방법 및 장치
WO2013094967A1 (ko) * 2011-12-19 2013-06-27 엘지전자 주식회사 Tdd 기반 무선통신 시스템에서 통신 방법 및 무선기기
US9356757B2 (en) * 2011-12-30 2016-05-31 Broadcom Corporation Wireless communication device capable of scanning for available base stations using reduced bandwidth
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
WO2013105821A1 (ko) * 2012-01-11 2013-07-18 엘지전자 주식회사 무선 통신 시스템에서 신호 수신 방법 및 장치
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
KR102099637B1 (ko) 2012-04-19 2020-04-10 삼성전자 주식회사 협력 멀티-포인트 통신 시스템들에 대한 기준 심볼 포트들의 준 공존 식별을 위한 방법 및 장치
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
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
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
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
EP3300420B1 (en) 2012-09-11 2018-12-05 LG Electronics Inc. Method and apparatus for receiving channel state information-reference signals in wireless communication system
HK1214425A1 (zh) * 2012-10-05 2016-07-22 美国博通公司 用於半双工频分双工的方法、设备以及计算机程序
KR20150100832A (ko) 2013-01-21 2015-09-02 후지쯔 가부시끼가이샤 채널 상태 정보 기준 신호의 전송 방법, 기지국, 단말기, 시스템, 기계 판독가능 프로그램 및 기계 판독가능 프로그램을 저장하는 기억 매체
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
CN108900274B (zh) * 2013-09-27 2021-02-05 三星电子株式会社 用于先进lte的发现信号的方法和装置
KR102039535B1 (ko) * 2013-10-22 2019-11-01 삼성전자 주식회사 무선 자원 할당 방법 및 장치
WO2015074262A1 (zh) 2013-11-22 2015-05-28 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
CN107113034B (zh) * 2015-01-19 2020-11-24 高通股份有限公司 用于fd-mimo的增强型csi反馈
KR102480843B1 (ko) * 2015-05-07 2022-12-23 한국전자통신연구원 하향링크 참조 신호를 전송하는 방법 및 장치
WO2016154875A1 (en) * 2015-03-31 2016-10-06 Nec Corporation Method and apparatus for data transmission in a wireless communication system
CN111478761B (zh) * 2015-04-10 2022-10-18 阿里斯卡尔股份有限公司 发送和接收信道状态信息-参考信号的方法和设备
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
US10581571B2 (en) * 2015-10-21 2020-03-03 Lg Electronics Inc. Methods and devices for transmitting/receiving discovery signal in wireless access system supporting unlicensed band
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
CN109076505B (zh) 2016-03-30 2024-08-06 日本电气株式会社 用于传输和接收参考信号的方法和装置
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
WO2017193349A1 (en) * 2016-05-12 2017-11-16 Panasonic Intellectual Property Corporation Of America Base station, user equipment and wireless communication method
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
CN110999456B (zh) 2017-08-11 2023-05-05 高通股份有限公司 具有可配置带宽的csirs的传输、接收和配置
CN111052618A (zh) * 2017-08-25 2020-04-21 瑞典爱立信有限公司 物理天线端口的配置
KR102506475B1 (ko) 2017-08-31 2023-03-06 삼성전자 주식회사 이동 통신 시스템에서의 csi-rs 자원 반복 전송 지원 방법 및 장치
CN118921153A (zh) 2019-04-22 2024-11-08 联发科技股份有限公司 用户设备无线通信的方法和无线通信设备

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
CN102474493B (zh) 2009-08-14 2015-01-14 Lg电子株式会社 在支持多天线的无线通信系统中传输下行链路基准信号的方法及装置
KR101754667B1 (ko) * 2009-08-28 2017-07-06 엘지전자 주식회사 무선 통신 시스템에서 단말이 소정의 ｔｄｄ 프레임 구조를 이용하여 신호를 송수신하는 방법
US9083482B2 (en) * 2009-09-27 2015-07-14 Lg Electronics Inc. Method and apparatus for transmitting reference signal in wireless communication system
US8873650B2 (en) * 2009-10-12 2014-10-28 Motorola Mobility Llc Configurable spatial channel information feedback in wireless communication system
CN102823208B (zh) * 2010-01-12 2016-01-20 爱立信(中国)通信有限公司 用于mimo系统中信道估计和检测的方法和设备
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
WO2017171617A1 (en) * 2016-04-01 2017-10-05 Telefonaktiebolaget Lm Ericsson (Publ) Reduced density channel state information reference signal

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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