MX2011012163A - Metodo y dispositivo para configurar y enviar señales de referencia csi de enlace descendente. - Google Patents

Metodo y dispositivo para configurar y enviar señales de referencia csi de enlace descendente.

Info

Publication number
MX2011012163A
MX2011012163A MX2011012163A MX2011012163A MX2011012163A MX 2011012163 A MX2011012163 A MX 2011012163A MX 2011012163 A MX2011012163 A MX 2011012163A MX 2011012163 A MX2011012163 A MX 2011012163A MX 2011012163 A MX2011012163 A MX 2011012163A
Authority
MX
Mexico
Prior art keywords
pilot frequency
measurement pilot
downlink measurement
configuring
sending downlink
Prior art date
Application number
MX2011012163A
Other languages
English (en)
Inventor
Jun Chen
Jing Xu
Guojun Xiao
Deshan Miao
Original Assignee
China Academy Of Telecomm Tech
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by China Academy Of Telecomm Tech filed Critical China Academy Of Telecomm Tech
Publication of MX2011012163A publication Critical patent/MX2011012163A/es

Links

Classifications

    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

Se proporciona un método para configurar y enviar una señal de referencia CSI de enlace descendente. El método consiste en: un eNB configura la señal de referencia CSI de enlace descendente y envía información de la configuración de la señal de referencia CSI de enlace descendente a un UE, en donde la información de la configuración contiene un número de subtrama de inicio y/o un ciclo de la señal de referencia CSI de enlace descendente; el eNB envía la señal de referencia CSI de enlace descendente al UE de acuerdo con la información de la configuración de la señal de referencia CSI de enlace descendente.
MX2011012163A 2009-05-14 2010-05-13 Metodo y dispositivo para configurar y enviar señales de referencia csi de enlace descendente. MX2011012163A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2009100844589A CN101888636B (zh) 2009-05-14 2009-05-14 下行测量导频的配置和检测方法和装置
PCT/CN2010/072707 WO2010130209A1 (zh) 2009-05-14 2010-05-13 下行测量导频的配置和发送方法和装置

Publications (1)

Publication Number Publication Date
MX2011012163A true MX2011012163A (es) 2012-02-22

Family

ID=43074306

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2011012163A MX2011012163A (es) 2009-05-14 2010-05-13 Metodo y dispositivo para configurar y enviar señales de referencia csi de enlace descendente.

Country Status (7)

Country Link
US (1) US8675516B2 (es)
EP (1) EP2432182A4 (es)
JP (1) JP5385453B2 (es)
KR (1) KR101347229B1 (es)
CN (1) CN101888636B (es)
MX (1) MX2011012163A (es)
WO (1) WO2010130209A1 (es)

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Publication number Priority date Publication date Assignee Title
KR101498079B1 (ko) 2010-03-04 2015-03-03 엘지전자 주식회사 분산 안테나 시스템에서의 신호 송수신 장치
CN102136863A (zh) * 2010-12-28 2011-07-27 大唐移动通信设备有限公司 准空白子帧处理和实现基站间同步的方法及设备
CN102624495B (zh) * 2011-01-30 2016-03-30 华为技术有限公司 无线通信系统中参考信号配置信息的处理方法及基站、终端
CN103597753B (zh) 2011-05-13 2017-02-15 Lg电子株式会社 在无线通信系统中基于csi‑rs的信道评估方法及其装置
WO2012167417A1 (en) * 2011-06-07 2012-12-13 Renesas Mobile Corporation Method and apparatus for establishing a time-frequency reference signal pattern configuration in a carrier extension or carrier segment
US9572197B1 (en) * 2011-09-22 2017-02-14 Sprint Communications Company L.P. Configuration of remote radio head antenna ports
JP2013176008A (ja) * 2012-02-27 2013-09-05 Kyocera Corp 通信システム、基地局、移動局及び通信制御方法
JP5985853B2 (ja) * 2012-03-28 2016-09-06 京セラ株式会社 通信システム、基地局、移動局及び通信制御方法
CN103548403A (zh) * 2012-04-20 2014-01-29 华为技术有限公司 导频信号发送方法、接收方法、用户设备及基站
KR20160098435A (ko) * 2013-12-16 2016-08-18 후아웨이 테크놀러지 컴퍼니 리미티드 파일럿 신호 전송 방법, 기지국, 및 사용자 장비
KR102352394B1 (ko) 2014-02-18 2022-01-18 엘지전자 주식회사 무선 자원의 용도 변경을 지원하는 무선 통신 시스템에서 채널 상태 정보 보고 방법 및 이를 위한 장치
CN104852786B (zh) * 2014-02-19 2018-08-10 中国移动通信集团公司 信道状态信息参考信号csi-rs的重配置方法及装置
US9768839B2 (en) * 2014-09-19 2017-09-19 Huawei Technologies Co., Ltd. System and method for downlink open-loop multi-user coordinated multipoint transmission using sparse code multiple access
CN106559204B (zh) 2015-09-29 2020-05-26 电信科学技术研究院 一种导频的配置方法及装置
CN106817707B (zh) * 2015-11-30 2021-02-23 上海诺基亚贝尔股份有限公司 在基站中用于检测以及辅助检测信号来源的方法及装置
JP6216425B1 (ja) 2016-09-01 2017-10-18 パナソニック株式会社 基地局装置、通信システムおよび送信制御方法
CN108259146B (zh) * 2016-12-28 2021-06-08 华为技术有限公司 一种测量导频信号的传输方法及设备

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JP3533351B2 (ja) * 1999-12-28 2004-05-31 日本無線株式会社 フィードフォワード増幅器及びその制御回路
JPWO2006049282A1 (ja) * 2004-11-08 2008-05-29 松下電器産業株式会社 無線送信装置およびパイロット信号挿入方法
TW201025894A (en) * 2006-02-10 2010-07-01 Interdigital Tech Corp Method and apparatus for performing uplink transmission in a multiple-input multiple-output single carrier frequency division multiple access system
JP4748678B2 (ja) * 2006-05-18 2011-08-17 Ｋｄｄｉ株式会社 パイロット信号配置を適応的に変更する無線装置、プログラム及び通信方法
JP5242025B2 (ja) * 2006-06-19 2013-07-24 株式会社エヌ・ティ・ティ・ドコモ 基地局および送信方法
JP2008066780A (ja) * 2006-09-04 2008-03-21 Toshiba Corp 基地局装置及び無線通信システム
KR101390110B1 (ko) * 2007-02-22 2014-04-28 삼성전자주식회사 통신 시스템에서 신호 송수신 방법 및 장치
CN101286762B (zh) * 2007-04-10 2013-08-28 华为技术有限公司 一种发送sounding导频的方法及发送装置
CN101299871B (zh) * 2007-04-30 2012-07-25 电信科学技术研究院 发送上行探测导频的方法及系统、基站和终端
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KR101363744B1 (ko) * 2007-07-13 2014-02-21 삼성전자주식회사 무선통신 시스템에서 상향링크 제어 채널의 송수신 장치 및방법
MX2010001180A (es) * 2007-08-02 2010-05-20 Fujitsu Ltd Metodo de disposicion de piloto en un sistema de comunicacion por radio movil y transmisor/receptor que adopta el mismo.
KR101397359B1 (ko) * 2007-08-14 2014-05-19 엘지전자 주식회사 다중안테나 시스템에서의 채널정보 전송방법
CN101383639B (zh) * 2007-09-06 2012-09-05 电信科学技术研究院 上行功率控制信息的传输方法、上行功率控制方法和装置
CN101389120B (zh) * 2007-09-11 2012-12-19 电信科学技术研究院 传输ack/nack信号的方法和装置
CN101431362B (zh) * 2007-11-08 2012-10-03 电信科学技术研究院 时分双工系统的子帧分配方法及装置
WO2010107230A2 (en) * 2009-03-18 2010-09-23 Lg Electronics Inc. Method and apparatus for transmitting reference signal in wireless communication system

Also Published As

Publication number Publication date
EP2432182A1 (en) 2012-03-21
JP2012527136A (ja) 2012-11-01
US8675516B2 (en) 2014-03-18
KR20120024775A (ko) 2012-03-14
US20120113852A1 (en) 2012-05-10
JP5385453B2 (ja) 2014-01-08
KR101347229B1 (ko) 2014-01-03
CN101888636A (zh) 2010-11-17
CN101888636B (zh) 2013-10-02
WO2010130209A1 (zh) 2010-11-18
EP2432182A4 (en) 2016-12-28

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