CN110214423A - 电子装置、无线通信设备和无线通信方法 - Google Patents

电子装置、无线通信设备和无线通信方法 Download PDF

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Publication number
CN110214423A
CN110214423A CN201780066803.9A CN201780066803A CN110214423A CN 110214423 A CN110214423 A CN 110214423A CN 201780066803 A CN201780066803 A CN 201780066803A CN 110214423 A CN110214423 A CN 110214423A
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CN
China
Prior art keywords
precoding matrix
arrival
mobile terminal
time difference
information
Prior art date
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Pending
Application number
CN201780066803.9A
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English (en)
Inventor
张在琛
曾嵘
吕本舜
孙晨
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Sony Corp
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Sony Corp
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Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of CN110214423A publication Critical patent/CN110214423A/zh
Pending legal-status Critical Current

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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
    • H04B7/022—Site diversity; Macro-diversity
    • H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0675—Space-time coding characterised by the signaling
    • H04L1/0681—Space-time coding characterised by the signaling adapting space time parameters, i.e. modifying the space time matrix
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0891—Space-time diversity
    • H04B7/0897—Space-time diversity using beamforming per multi-path, e.g. to cope with different directions of arrival [DOA] at different multi-paths
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0637—Properties of the code
    • H04L1/0668—Orthogonal systems, e.g. using Alamouti codes

Landscapes

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

Abstract

本公开涉及电子装置、无线通信设备和无线通信方法。根据一个实施例，一种用于基站侧的电子装置包括处理电路，该处理电路被配置为：获取有关从两个或更多个基站发送的分集信号到移动终端的到达时间差的信息；基于信息确定用于分集信号发送的预编码矩阵，使得减小由到达时间差对分集增益造成的影响；以及利用所确定的预编码矩阵对要发送的信号进行预编码。

Description

PCT国内申请，说明书已公开。

Claims (18)

  1. PCT国内申请，权利要求书已公开。
CN201780066803.9A 2017-01-06 2017-12-26 电子装置、无线通信设备和无线通信方法 Pending CN110214423A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
CN2017100112142 2017-01-06
CN201710011214.2A CN108282206A (zh) 2017-01-06 2017-01-06 电子装置、无线通信设备和无线通信方法
PCT/CN2017/118509 WO2018126940A1 (zh) 2017-01-06 2017-12-26 电子装置、无线通信设备和无线通信方法

Publications (1)

Publication Number Publication Date
CN110214423A true CN110214423A (zh) 2019-09-06

Family

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CN201710011214.2A Pending CN108282206A (zh) 2017-01-06 2017-01-06 电子装置、无线通信设备和无线通信方法
CN201780066803.9A Pending CN110214423A (zh) 2017-01-06 2017-12-26 电子装置、无线通信设备和无线通信方法

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Country Status (4)

Country Link
US (1) US10721023B2 (zh)
EP (1) EP3567740A4 (zh)
CN (2) CN108282206A (zh)
WO (1) WO2018126940A1 (zh)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106792887B (zh) * 2016-12-02 2020-12-15 惠州Tcl移动通信有限公司 一种面向5g平台的节点发现方法及系统
CN109218075B (zh) * 2018-08-07 2021-08-06 公安部交通管理科学研究所 一种基于硬件在环的v2x场景测试方法及系统
US11539424B2 (en) * 2019-08-27 2022-12-27 Samsung Electronics Co., Ltd System and method for providing channel recovery for angle domain sparse channels
CN112491451B (zh) * 2019-09-12 2022-02-08 维沃移动通信有限公司 一种信息上报、发送方法、终端设备和网络设备
CN114124176A (zh) * 2020-08-27 2022-03-01 华为技术有限公司 预编码方法及通信装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010130101A1 (zh) * 2009-05-15 2010-11-18 华为技术有限公司 信道预编码方法、装置及系统
CN102440039A (zh) * 2009-05-22 2012-05-02 高通股份有限公司 用于在无线通信中进行联合处理的系统和方法
CN103259582A (zh) * 2012-02-17 2013-08-21 中兴通讯股份有限公司 一种多点协同传输预编码方法、终端及基站

Family Cites Families (5)

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Publication number Priority date Publication date Assignee Title
KR20070113967A (ko) * 2006-05-26 2007-11-29 엘지전자 주식회사 위상천이 기반의 프리코딩 방법 및 이를 지원하는 송수신기
JP5003467B2 (ja) * 2007-12-25 2012-08-15 富士通株式会社 無線リソース割当制限システム、路側機、無線リソース割当制限方法および無線リソース割当制限プログラム
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
WO2016108482A1 (ko) * 2014-12-30 2016-07-07 엘지전자(주) 무선 통신 시스템에서 코드북을 이용하여 프리코딩을 수행하기 위한 방법 및 이를 위한 장치
KR101881166B1 (ko) * 2016-05-17 2018-07-23 한국전자통신연구원 이동무선백홀 네트워크의 빔 포밍 통신 장치 및 방법

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010130101A1 (zh) * 2009-05-15 2010-11-18 华为技术有限公司 信道预编码方法、装置及系统
CN102077485A (zh) * 2009-05-15 2011-05-25 华为技术有限公司 信道预编码方法、装置及系统
CN102440039A (zh) * 2009-05-22 2012-05-02 高通股份有限公司 用于在无线通信中进行联合处理的系统和方法
CN103259582A (zh) * 2012-02-17 2013-08-21 中兴通讯股份有限公司 一种多点协同传输预编码方法、终端及基站

Also Published As

Publication number Publication date
EP3567740A1 (en) 2019-11-13
EP3567740A4 (en) 2019-11-27
WO2018126940A1 (zh) 2018-07-12
CN108282206A (zh) 2018-07-13
US10721023B2 (en) 2020-07-21
US20190334657A1 (en) 2019-10-31

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