IN2014CN02792A - - Google Patents

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Publication number
IN2014CN02792A
IN2014CN02792A IN2792CHN2014A IN2014CN02792A IN 2014CN02792 A IN2014CN02792 A IN 2014CN02792A IN 2792CHN2014 A IN2792CHN2014 A IN 2792CHN2014A IN 2014CN02792 A IN2014CN02792 A IN 2014CN02792A
Authority
IN
India
Prior art keywords
parameter
downlink channel
access point
multi access
ensure
Prior art date
Application number
Other languages
English (en)
Inventor
Yajun Zhao
Cunlei Bi
Yujie Li
Linmei Mo
Hongfeng Qin
Fan Shi
Qian Wang
Yunfeng Sun
Hanqing Xu
Baoyu Sun
Original Assignee
Zte Corp
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 Zte Corp filed Critical Zte Corp
Publication of IN2014CN02792A publication Critical patent/IN2014CN02792A/en

Links

Classifications

    • 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
    • H04B7/0634—Antenna weights or vector/matrix coefficients
    • 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
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • 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
    • H04B7/022—Site diversity; Macro-diversity

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
IN2792CHN2014 2011-10-10 2012-06-14 IN2014CN02792A (enrdf_load_html_response)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2011103049266A CN103037519A (zh) 2011-10-10 2011-10-10 多接入点校准方法及装置
PCT/CN2012/076902 WO2013053242A1 (zh) 2011-10-10 2012-06-14 多接入点校准方法及装置

Publications (1)

Publication Number Publication Date
IN2014CN02792A true IN2014CN02792A (enrdf_load_html_response) 2015-07-03

Family

ID=48023865

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2792CHN2014 IN2014CN02792A (enrdf_load_html_response) 2011-10-10 2012-06-14

Country Status (7)

Country Link
EP (1) EP2755435B1 (enrdf_load_html_response)
JP (1) JP2014531171A (enrdf_load_html_response)
CN (1) CN103037519A (enrdf_load_html_response)
BR (1) BR112014008313B1 (enrdf_load_html_response)
IN (1) IN2014CN02792A (enrdf_load_html_response)
RU (1) RU2581657C2 (enrdf_load_html_response)
WO (1) WO2013053242A1 (enrdf_load_html_response)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104125604A (zh) * 2013-04-24 2014-10-29 中兴通讯股份有限公司 上下行信道互异性的校准、校准处理方法及装置
CN104684072B (zh) * 2013-11-26 2018-03-16 华为技术有限公司 实时定位的方法、装置、ap和终端
CN105379386B (zh) * 2014-04-22 2019-03-26 华为技术有限公司 联合通道校正方法、装置及管理设备
CN107872262B (zh) * 2016-09-19 2021-11-09 中兴通讯股份有限公司 提高数据赋形增益方法及装置、基站、通信系统
CN107979551B (zh) * 2016-10-25 2022-04-15 中兴通讯股份有限公司 一种信道误差获取方法及装置
US10117207B2 (en) * 2016-12-09 2018-10-30 Qualcomm Incorporated Over-the-air phase synchronization for reciprocity-based comp joint transmission
CN110299950B (zh) * 2018-03-22 2022-05-06 中兴通讯股份有限公司 一种射频通道校正方法和装置
CN114915986A (zh) * 2021-02-09 2022-08-16 维沃移动通信有限公司 信号参数上报方法、装置及设备
WO2024010108A1 (ko) * 2022-07-05 2024-01-11 엘지전자 주식회사 무선 통신 시스템에서 협력 전송을 수행하기 위한 방법 및 이를 위한 장치

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10164650A (ja) * 1996-11-28 1998-06-19 Oki Electric Ind Co Ltd 通信チャネル切替制御方法、移動通信制御局装置、基地局装置、移動局装置及び移動通信システム
US6622024B2 (en) * 2001-09-20 2003-09-16 Interdigital Technology Corporation Outer loop transmit power control using channel-adaptive processing
US8570988B2 (en) * 2002-10-25 2013-10-29 Qualcomm Incorporated Channel calibration for a time division duplexed communication system
CN101778467B (zh) * 2009-01-14 2012-05-30 鼎桥通信技术有限公司 Td-scdma系统中实现接入点同步定时的方法
WO2011019357A1 (en) * 2009-08-14 2011-02-17 Andrew Llc System and method for hybrid location in a wimax network
US20120220331A1 (en) * 2009-11-04 2012-08-30 Qinglin Luo Method and device for calibrating antenna in a comp-based tdd radio communication system
JP5421299B2 (ja) * 2011-01-07 2014-02-19 株式会社Ｎｔｔドコモ 移動端末装置、無線基地局装置、及び無線通信方法
WO2013002563A2 (ko) * 2011-06-29 2013-01-03 엘지전자 주식회사 채널상태정보 전송방법 및 사용자 기기, 그리고 채널상태정보 수신방법 및 기지국
JP2013042261A (ja) * 2011-08-12 2013-02-28 Sharp Corp 移動局装置、基地局装置、通信システム、通信方法および集積回路
JP5984346B2 (ja) * 2011-08-15 2016-09-06 株式会社Ｎｔｔドコモ 無線通信システム、無線基地局装置、ユーザ端末及び無線通信方法

Also Published As

Publication number Publication date
RU2581657C2 (ru) 2016-04-20
WO2013053242A1 (zh) 2013-04-18
JP2014531171A (ja) 2014-11-20
BR112014008313B1 (pt) 2022-07-05
EP2755435B1 (en) 2018-02-28
RU2014117370A (ru) 2015-11-20
CN103037519A (zh) 2013-04-10
BR112014008313A2 (pt) 2017-04-11
EP2755435A4 (en) 2015-06-24
EP2755435A1 (en) 2014-07-16

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