JP4869972B2 - ユーザ装置、送信方法、及び無線通信システム - Google Patents

ユーザ装置、送信方法、及び無線通信システム Download PDF

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Publication number
JP4869972B2
JP4869972B2 JP2007034133A JP2007034133A JP4869972B2 JP 4869972 B2 JP4869972 B2 JP 4869972B2 JP 2007034133 A JP2007034133 A JP 2007034133A JP 2007034133 A JP2007034133 A JP 2007034133A JP 4869972 B2 JP4869972 B2 JP 4869972B2
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JP
Japan
Prior art keywords
antenna
reference signal
transmission
sounding reference
switching
Prior art date
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Expired - Fee Related
Application number
JP2007034133A
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English (en)
Japanese (ja)
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JP2008199424A5 (https=
JP2008199424A (ja
Inventor
健一 樋口
衛 佐和橋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTT Docomo Inc
Original Assignee
NTT Docomo Inc
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
Priority to JP2007034133A priority Critical patent/JP4869972B2/ja
Application filed by NTT Docomo Inc filed Critical NTT Docomo Inc
Priority to BRPI0808128-0A2A priority patent/BRPI0808128A2/pt
Priority to RU2009133104/07A priority patent/RU2456744C2/ru
Priority to CN201310424721.0A priority patent/CN103763013B/zh
Priority to CN2008800120504A priority patent/CN101657979B/zh
Priority to KR1020097018796A priority patent/KR101340379B1/ko
Priority to PCT/JP2008/052137 priority patent/WO2008099780A1/ja
Priority to EP08711016.9A priority patent/EP2129005A4/en
Priority to US12/526,729 priority patent/US8463203B2/en
Priority to EP13186821.8A priority patent/EP2683096B1/en
Publication of JP2008199424A publication Critical patent/JP2008199424A/ja
Publication of JP2008199424A5 publication Critical patent/JP2008199424A5/ja
Application granted granted Critical
Publication of JP4869972B2 publication Critical patent/JP4869972B2/ja
Priority to US13/862,995 priority patent/US9369996B2/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • 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
    • H04B7/0604—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 with predefined switching scheme
    • 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
    • H04B7/0608—Antenna selection according to transmission parameters
    • H04B7/061—Antenna selection according to transmission parameters using feedback from receiving side

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Transmission System (AREA)
  • Mobile Radio Communication Systems (AREA)
JP2007034133A 2007-02-14 2007-02-14 ユーザ装置、送信方法、及び無線通信システム Expired - Fee Related JP4869972B2 (ja)

Priority Applications (11)

Application Number Priority Date Filing Date Title
JP2007034133A JP4869972B2 (ja) 2007-02-14 2007-02-14 ユーザ装置、送信方法、及び無線通信システム
US12/526,729 US8463203B2 (en) 2007-02-14 2008-02-08 Base station apparatus, user apparatus and communication control method
CN201310424721.0A CN103763013B (zh) 2007-02-14 2008-02-08 基站装置和接收方法
CN2008800120504A CN101657979B (zh) 2007-02-14 2008-02-08 基站装置、用户装置以及通信控制方法
KR1020097018796A KR101340379B1 (ko) 2007-02-14 2008-02-08 기지국장치 및 유저장치 및 통신제어방법
PCT/JP2008/052137 WO2008099780A1 (ja) 2007-02-14 2008-02-08 基地局装置及びユーザ装置並びに通信制御方法
BRPI0808128-0A2A BRPI0808128A2 (pt) 2007-02-14 2008-02-08 Aparelho de estação base, aparelho de usuário e método de controle de comunicação
RU2009133104/07A RU2456744C2 (ru) 2007-02-14 2008-02-08 Базовая станция, пользовательское устройство и способ управления связью
EP13186821.8A EP2683096B1 (en) 2007-02-14 2008-02-08 Base station apparatus, user apparatus and communication control method
EP08711016.9A EP2129005A4 (en) 2007-02-14 2008-02-08 BASIC STATION EQUIPMENT, USER EQUIPMENT AND COMMUNICATION CONTROL METHOD
US13/862,995 US9369996B2 (en) 2007-02-14 2013-04-15 Base station apparatus, user apparatus and communication control method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007034133A JP4869972B2 (ja) 2007-02-14 2007-02-14 ユーザ装置、送信方法、及び無線通信システム

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2010194603A Division JP5133383B2 (ja) 2010-08-31 2010-08-31 基地局装置及び受信方法

Publications (3)

Publication Number Publication Date
JP2008199424A JP2008199424A (ja) 2008-08-28
JP2008199424A5 JP2008199424A5 (https=) 2010-10-14
JP4869972B2 true JP4869972B2 (ja) 2012-02-08

Family

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Family Applications (1)

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JP2007034133A Expired - Fee Related JP4869972B2 (ja) 2007-02-14 2007-02-14 ユーザ装置、送信方法、及び無線通信システム

Country Status (8)

Country Link
US (2) US8463203B2 (https=)
EP (2) EP2129005A4 (https=)
JP (1) JP4869972B2 (https=)
KR (1) KR101340379B1 (https=)
CN (2) CN101657979B (https=)
BR (1) BRPI0808128A2 (https=)
RU (1) RU2456744C2 (https=)
WO (1) WO2008099780A1 (https=)

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US8437787B2 (en) * 2008-06-06 2013-05-07 Sharp Kabushiki Kaisha Mobile communication system, mobile communication device, and method for employing antenna and transmitting unit selection for transmission of reference and data signals
PL3073665T3 (pl) * 2008-06-23 2018-10-31 Sun Patent Trust Sposób alokacji sygnałów odniesienia i urządzenie stacji bazowej łączności bezprzewodowej
US8811513B2 (en) * 2010-02-05 2014-08-19 Qualcomm Incorporated Antenna switching in a closed loop transmit diversity system
JP5291664B2 (ja) * 2010-04-30 2013-09-18 株式会社エヌ・ティ・ティ・ドコモ データ送信方法、基地局装置及び移動局装置
US8891387B2 (en) * 2010-05-03 2014-11-18 Qualcomm Incorporated UE based conditional enabling of ULTD
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US8416741B2 (en) * 2010-09-07 2013-04-09 Verizon Patent And Licensing Inc. Machine-to-machine communications over fixed wireless networks
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US9401791B2 (en) * 2011-05-10 2016-07-26 Lg Electronics Inc. Method for transmitting signal using plurality of antenna ports and transmission end apparatus for same
US9379789B2 (en) * 2013-07-03 2016-06-28 Qualcomm Incorporated Antenna selection adjustment
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WO2015199603A1 (en) 2014-06-24 2015-12-30 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatuses for operating a wireless communication network
JP6601507B2 (ja) 2015-05-22 2019-11-06 富士通株式会社 参照信号のリソース構成方法、装置及び通信システム
CN110447280B (zh) * 2017-02-15 2023-03-24 瑞典爱立信有限公司 管理无线通信网络中的通信
US10320517B2 (en) 2017-06-05 2019-06-11 J3 Technology LLC Switched transmit antennas with no feedback for multipath reduction
JP2021182655A (ja) 2018-08-09 2021-11-25 ソニーグループ株式会社 通信装置、通信制御方法及び記録媒体
CN111405663A (zh) * 2019-01-03 2020-07-10 索尼公司 用于无线通信的电子设备和方法、计算机可读存储介质
WO2020214071A1 (en) * 2019-04-17 2020-10-22 Telefonaktiebolaget Lm Ericsson (Publ) Radio network node and method for reducing energy consumption in a wireless communications network
US11374633B2 (en) * 2019-11-21 2022-06-28 Qualcomm Incorporated Low cost power efficient antenna switch diversity and cyclic delay diversity transceiver
CN112583504B (zh) * 2020-12-16 2022-09-06 维沃移动通信有限公司 天线切换方法及装置

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Also Published As

Publication number Publication date
EP2683096A1 (en) 2014-01-08
US20100056074A1 (en) 2010-03-04
KR101340379B1 (ko) 2013-12-13
US20130223415A1 (en) 2013-08-29
US9369996B2 (en) 2016-06-14
WO2008099780A1 (ja) 2008-08-21
EP2683096B1 (en) 2017-08-23
EP2129005A4 (en) 2013-12-11
CN101657979B (zh) 2013-10-30
CN103763013A (zh) 2014-04-30
BRPI0808128A2 (pt) 2014-06-17
CN103763013B (zh) 2017-01-18
KR20090110871A (ko) 2009-10-22
CN101657979A (zh) 2010-02-24
RU2009133104A (ru) 2011-03-20
EP2129005A1 (en) 2009-12-02
RU2456744C2 (ru) 2012-07-20
JP2008199424A (ja) 2008-08-28
US8463203B2 (en) 2013-06-11

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