JPWO2021024976A1 - - Google Patents

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Publication number
JPWO2021024976A1
JPWO2021024976A1 JP2021537301A JP2021537301A JPWO2021024976A1 JP WO2021024976 A1 JPWO2021024976 A1 JP WO2021024976A1 JP 2021537301 A JP2021537301 A JP 2021537301A JP 2021537301 A JP2021537301 A JP 2021537301A JP WO2021024976 A1 JPWO2021024976 A1 JP WO2021024976A1
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Granted
Application number
JP2021537301A
Other versions
JP7347512B2 (ja
JPWO2021024976A5 (ja
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.)
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Publication date
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Publication of JPWO2021024976A1 publication Critical patent/JPWO2021024976A1/ja
Publication of JPWO2021024976A5 publication Critical patent/JPWO2021024976A5/ja
Application granted granted Critical
Publication of JP7347512B2 publication Critical patent/JP7347512B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0404—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink diversity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/30—Services specially adapted for particular environments, situations or purposes
    • H04W4/40—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P]
    • H04W4/44—Services specially adapted for particular environments, situations or purposes for vehicles, e.g. vehicle-to-pedestrians [V2P] for communication between vehicles and infrastructures, e.g. vehicle-to-cloud [V2C] or vehicle-to-home [V2H]
    • 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
    • H04B7/0691—Hybrid systems, i.e. switching and simultaneous transmission using subgroups of transmit antennas
    • 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
    • H04B7/0469—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking special antenna structures, e.g. cross polarized antennas 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
    • H04B7/0413—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
    • H04B7/0473—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking constraints in layer or codeword to antenna mapping 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0602—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 antenna switching
    • 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
    • H04B7/0802—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 antenna 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0868—Hybrid systems, i.e. switching and combining
    • H04B7/0874—Hybrid systems, i.e. switching and combining using subgroups of receive antennas
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2021537301A 2019-08-05 2020-08-03 端末装置及び端末装置における通信方法 Active JP7347512B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019144046 2019-08-05
JP2019144046 2019-08-05
PCT/JP2020/029633 WO2021024976A1 (ja) 2019-08-05 2020-08-03 端末装置及び端末装置における通信方法

Publications (3)

Publication Number Publication Date
JPWO2021024976A1 true JPWO2021024976A1 (ja) 2021-02-11
JPWO2021024976A5 JPWO2021024976A5 (ja) 2022-01-20
JP7347512B2 JP7347512B2 (ja) 2023-09-20

Family

ID=74503864

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021537301A Active JP7347512B2 (ja) 2019-08-05 2020-08-03 端末装置及び端末装置における通信方法

Country Status (4)

Country Link
US (1) US11804879B2 (ja)
JP (1) JP7347512B2 (ja)
CN (1) CN114208231A (ja)
WO (1) WO2021024976A1 (ja)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003283466A (ja) * 2002-03-20 2003-10-03 Sanyo Electric Co Ltd 無線端末装置、送信指向性制御方法および送信指向性制御プログラム
JP2008011039A (ja) * 2006-06-28 2008-01-17 Honda Motor Co Ltd 車両の送信装置
JP2010021647A (ja) * 2008-07-08 2010-01-28 Fujitsu Ltd 移動局および基地局
JP2013090065A (ja) * 2011-10-14 2013-05-13 Fujitsu Mobile Communications Ltd 無線端末装置、及び無線通信方法
JP2015527772A (ja) * 2012-06-15 2015-09-17 エルジー エレクトロニクス インコーポレイティド 固定された経路に沿って移動する高速移動体のための無線通信システム
JP2017139727A (ja) * 2016-02-03 2017-08-10 株式会社デンソー 移動通信システム、通信装置
JP2017184031A (ja) * 2016-03-30 2017-10-05 株式会社国際電気通信基礎技術研究所 デジタル無線通信装置およびデジタル無線通信システム

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03115439U (ja) * 1990-03-12 1991-11-28
JPH04137829A (ja) * 1990-09-28 1992-05-12 Mazda Motor Corp 車両用受信装置
CN1922899B (zh) 2004-02-23 2013-02-13 日本电气株式会社 移动机和无线接口的配置方法
JP2006217228A (ja) 2005-02-03 2006-08-17 Matsushita Electric Ind Co Ltd アンテナ制御装置、無線基地局、および基地局ネットワーク制御システム
JP2007295408A (ja) * 2006-04-26 2007-11-08 Funai Electric Co Ltd 移動体用受信装置
JP4838205B2 (ja) * 2007-07-09 2011-12-14 富士通テレコムネットワークス株式会社 複数系統の無線送受信機の干渉低減方法及び無線機器
JP4543075B2 (ja) * 2007-11-14 2010-09-15 株式会社東芝 地上デジタル放送再送信装置
JP2010283462A (ja) 2009-06-02 2010-12-16 Panasonic Corp ダイバーシティ受信装置
WO2012144255A1 (ja) * 2011-04-21 2012-10-26 三菱電機株式会社 走行支援装置
US20160249233A1 (en) * 2013-10-24 2016-08-25 Vodafone Ip Licensing Limited Providing broadband service to trains
JP6330471B2 (ja) 2014-05-16 2018-05-30 株式会社デンソー 無線測位装置
US10292058B2 (en) * 2014-12-16 2019-05-14 New Jersey Institute Of Technology Radio over fiber antenna extender systems and methods for high speed trains
JP6735439B2 (ja) * 2015-03-05 2020-08-05 株式会社Ｎｔｔドコモ 無線通信制御方法および無線通信システム
JP6454240B2 (ja) 2015-08-07 2019-01-16 日本電信電話株式会社 無線通信システム、基地局装置、端末局装置及び無線通信方法
JP6503994B2 (ja) 2015-09-11 2019-04-24 株式会社デンソー 無線測位装置および無線測位システム
EP3182611A1 (en) * 2015-12-17 2017-06-21 Swisscom AG Mimo communication system for vehicles
US10136263B2 (en) 2016-02-03 2018-11-20 Denso Corporation Mobile communication system and communication apparatus
WO2017135368A1 (ja) * 2016-02-05 2017-08-10 株式会社Ｎｔｔドコモ 無線通信装置
CN207587730U (zh) * 2017-12-07 2018-07-06 中芯长电半导体（江阴）有限公司 具有天线组件的半导体封装结构

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003283466A (ja) * 2002-03-20 2003-10-03 Sanyo Electric Co Ltd 無線端末装置、送信指向性制御方法および送信指向性制御プログラム
JP2008011039A (ja) * 2006-06-28 2008-01-17 Honda Motor Co Ltd 車両の送信装置
JP2010021647A (ja) * 2008-07-08 2010-01-28 Fujitsu Ltd 移動局および基地局
JP2013090065A (ja) * 2011-10-14 2013-05-13 Fujitsu Mobile Communications Ltd 無線端末装置、及び無線通信方法
JP2015527772A (ja) * 2012-06-15 2015-09-17 エルジー エレクトロニクス インコーポレイティド 固定された経路に沿って移動する高速移動体のための無線通信システム
JP2017139727A (ja) * 2016-02-03 2017-08-10 株式会社デンソー 移動通信システム、通信装置
JP2017184031A (ja) * 2016-03-30 2017-10-05 株式会社国際電気通信基礎技術研究所 デジタル無線通信装置およびデジタル無線通信システム

Also Published As

Publication number Publication date
US20220158693A1 (en) 2022-05-19
JP7347512B2 (ja) 2023-09-20
WO2021024976A1 (ja) 2021-02-11
US11804879B2 (en) 2023-10-31
CN114208231A (zh) 2022-03-18

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