WO2012103850A3 - 一种传输模式配置方法和装置 - Google Patents

一种传输模式配置方法和装置 Download PDF

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Publication number
WO2012103850A3
WO2012103850A3 PCT/CN2012/073799 CN2012073799W WO2012103850A3 WO 2012103850 A3 WO2012103850 A3 WO 2012103850A3 CN 2012073799 W CN2012073799 W CN 2012073799W WO 2012103850 A3 WO2012103850 A3 WO 2012103850A3
Authority
WO
WIPO (PCT)
Prior art keywords
terminal
channel matrix
data transmission
mode
transmission mode
Prior art date
Application number
PCT/CN2012/073799
Other languages
English (en)
French (fr)
Other versions
WO2012103850A2 (zh
Inventor
朱孝龙
张超
Original Assignee
华为技术有限公司
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 华为技术有限公司 filed Critical 华为技术有限公司
Priority to EP15171647.9A priority Critical patent/EP2950459B1/en
Priority to PCT/CN2012/073799 priority patent/WO2012103850A2/zh
Priority to EP12741954.7A priority patent/EP2670060B1/en
Priority to ES12741954.7T priority patent/ES2553452T3/es
Priority to EP15170450.9A priority patent/EP2947786B1/en
Priority to CN201280000615.3A priority patent/CN102771062B/zh
Publication of WO2012103850A2 publication Critical patent/WO2012103850A2/zh
Publication of WO2012103850A3 publication Critical patent/WO2012103850A3/zh
Priority to US14/306,921 priority patent/US9197301B2/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
    • H04B7/0413—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
    • H04B7/04—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
    • H04B7/0617—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 for beam forming
    • 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
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • 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
    • H04B7/0686—Hybrid systems, i.e. switching and simultaneous transmission
    • H04B7/0689—Hybrid systems, i.e. switching and simultaneous transmission using different transmission schemes, at least one of them being a diversity transmission scheme
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/20—Monitoring; Testing of receivers
    • H04B17/26—Monitoring; Testing of receivers using historical data, averaging values or statistics
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/391—Modelling the propagation channel

Landscapes

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

Abstract

本发明实施例提供了一种传输模式配置方法和装置，其中方法包括：获取信道矩阵信息；所述信道矩阵信息为：终端当前的上行信道矩阵最匹配的预编码矩阵指示、终端当前下行的预编码矩阵指示、终端的上行信道矩阵和终端当前的上行信道矩阵最匹配的预编码矩阵指示、终端的上行信道矩阵和终端当前下行的预编码矩阵指示中的任意一项；根据所述信道矩阵信息确定采用闭环模式以及开环模式进行数据传输的性能，并根据确定的数据传输性能选择数据传输的模式，所述数据传输的模式包括：开环模式，闭环模式。采用了速度以及信道空间相关性来确定传输模式，可以更加准确的选择传输模式，从而提升数据的传输效率。
PCT/CN2012/073799 2012-04-11 2012-04-11 一种传输模式配置方法和装置 WO2012103850A2 (zh)

Priority Applications (7)

Application Number Priority Date Filing Date Title
EP15171647.9A EP2950459B1 (en) 2012-04-11 2012-04-11 Method and apparatus for configuring transmission mode
PCT/CN2012/073799 WO2012103850A2 (zh) 2012-04-11 2012-04-11 一种传输模式配置方法和装置
EP12741954.7A EP2670060B1 (en) 2012-04-11 2012-04-11 Method and device for configuring transmission mode
ES12741954.7T ES2553452T3 (es) 2012-04-11 2012-04-11 Método y dispositivo para configurar un modo de transmisión
EP15170450.9A EP2947786B1 (en) 2012-04-11 2012-04-11 Method and apparatus for configuring transmission mode
CN201280000615.3A CN102771062B (zh) 2012-04-11 2012-04-11 一种传输模式配置方法和装置
US14/306,921 US9197301B2 (en) 2012-04-11 2014-06-17 Method and apparatus for configuring transmission mode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2012/073799 WO2012103850A2 (zh) 2012-04-11 2012-04-11 一种传输模式配置方法和装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
US14/306,921 Continuation US9197301B2 (en) 2012-04-11 2014-06-17 Method and apparatus for configuring transmission mode

Publications (2)

Publication Number Publication Date
WO2012103850A2 WO2012103850A2 (zh) 2012-08-09
WO2012103850A3 true WO2012103850A3 (zh) 2013-03-07

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2012/073799 WO2012103850A2 (zh) 2012-04-11 2012-04-11 一种传输模式配置方法和装置

Country Status (5)

Country Link
US (1) US9197301B2 (zh)
EP (3) EP2947786B1 (zh)
CN (1) CN102771062B (zh)
ES (1) ES2553452T3 (zh)
WO (1) WO2012103850A2 (zh)

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CN105376723B (zh) 2014-08-21 2019-06-14 中兴通讯股份有限公司 一种实现无线链路处理的方法、基站及终端
JP6553185B2 (ja) * 2014-12-03 2019-07-31 ノキア ソリューションズ アンド ネットワークス オサケユキチュア 送信モード選択の制御
WO2017197570A1 (zh) * 2016-05-17 2017-11-23 华为技术有限公司 传输块的重传方法和基站
CN111865450B (zh) * 2019-04-29 2022-09-02 华为技术有限公司 提升多用户复用性能的方法、装置、设备和存储介质

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Also Published As

Publication number Publication date
EP2670060A2 (en) 2013-12-04
EP2950459B1 (en) 2019-10-02
CN102771062A (zh) 2012-11-07
CN102771062B (zh) 2014-12-03
EP2670060A4 (en) 2014-04-23
ES2553452T3 (es) 2015-12-09
EP2947786A1 (en) 2015-11-25
EP2947786B1 (en) 2016-12-14
US20140294115A1 (en) 2014-10-02
US9197301B2 (en) 2015-11-24
EP2950459A1 (en) 2015-12-02
WO2012103850A2 (zh) 2012-08-09
EP2670060B1 (en) 2015-09-09

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