JP4729537B2 - 基地局装置および送信方法 - Google Patents

基地局装置および送信方法 Download PDF

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Publication number
JP4729537B2
JP4729537B2 JP2007161942A JP2007161942A JP4729537B2 JP 4729537 B2 JP4729537 B2 JP 4729537B2 JP 2007161942 A JP2007161942 A JP 2007161942A JP 2007161942 A JP2007161942 A JP 2007161942A JP 4729537 B2 JP4729537 B2 JP 4729537B2
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JP
Japan
Prior art keywords
pmi
information
error detection
downlink
base station
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JP2007161942A
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English (en)
Japanese (ja)
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JP2009004921A (ja
JP2009004921A5 (enExample
Inventor
秀和 田岡
信彦 三木
衛 佐和橋
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NTT Docomo Inc
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NTT Docomo Inc
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Publication date
Priority to JP2007161942A priority Critical patent/JP4729537B2/ja
Application filed by NTT Docomo Inc filed Critical NTT Docomo Inc
Priority to US12/663,980 priority patent/US8422574B2/en
Priority to BRPI0812532-5A2A priority patent/BRPI0812532A2/pt
Priority to CN2008800204641A priority patent/CN101682382B/zh
Priority to RU2009149101/07A priority patent/RU2467480C2/ru
Priority to PCT/JP2008/061005 priority patent/WO2008156067A1/ja
Priority to PT87772430T priority patent/PT2169845E/pt
Priority to EP08777243.0A priority patent/EP2169845B1/en
Priority to ES08777243.0T priority patent/ES2543855T3/es
Priority to KR1020097025964A priority patent/KR101414563B1/ko
Publication of JP2009004921A publication Critical patent/JP2009004921A/ja
Publication of JP2009004921A5 publication Critical patent/JP2009004921A5/ja
Application granted granted Critical
Publication of JP4729537B2 publication Critical patent/JP4729537B2/ja
Priority to RU2012131101/07A priority patent/RU2501163C1/ru
Priority to US13/767,411 priority patent/US8811506B2/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0417—Feedback systems
    • 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
    • H04B7/06—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
    • H04B7/0652—Feedback error handling
    • H04B7/0656—Feedback error handling at the transmitter, e.g. error detection at base station
    • 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
    • H04B7/0665—Feed forward of transmit weights to the receiver

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)
JP2007161942A 2007-06-19 2007-06-19 基地局装置および送信方法 Active JP4729537B2 (ja)

Priority Applications (12)

Application Number Priority Date Filing Date Title
JP2007161942A JP4729537B2 (ja) 2007-06-19 2007-06-19 基地局装置および送信方法
EP08777243.0A EP2169845B1 (en) 2007-06-19 2008-06-16 Base station device, user device, and method in mobile communication system
CN2008800204641A CN101682382B (zh) 2007-06-19 2008-06-16 在移动通信系统中的基站装置、用户装置和方法
RU2009149101/07A RU2467480C2 (ru) 2007-06-19 2008-06-16 Базовая станция, терминал пользователя и способ управления связью в системе мобильной связи
PCT/JP2008/061005 WO2008156067A1 (ja) 2007-06-19 2008-06-16 移動通信システムにおける基地局装置、ユーザ装置及び方法
PT87772430T PT2169845E (pt) 2007-06-19 2008-06-16 Dispositivo de estação base, dispositivo de utilizador, e método em sistema de comunicação
US12/663,980 US8422574B2 (en) 2007-06-19 2008-06-16 Base station apparatus, user equipment, and communication control method in mobile communication system
ES08777243.0T ES2543855T3 (es) 2007-06-19 2008-06-16 Dispositivo de estación base, dispositivo de usuario, y procedimiento en un sistema de comunicación móvil
KR1020097025964A KR101414563B1 (ko) 2007-06-19 2008-06-16 이동통신시스템에 있어서의 기지국장치, 유저장치 및 방법
BRPI0812532-5A2A BRPI0812532A2 (pt) 2007-06-19 2008-06-16 Aparelho da estação de base, equipamento do usuário e método de controle de comunicação em sistema de comunicação móvel
RU2012131101/07A RU2501163C1 (ru) 2007-06-19 2012-07-23 Базовая станция (варианты), способ передачи (варианты) и система мобильной связи
US13/767,411 US8811506B2 (en) 2007-06-19 2013-02-14 Base station apparatus, user equipment, and communication control method in mobile communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007161942A JP4729537B2 (ja) 2007-06-19 2007-06-19 基地局装置および送信方法

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2011043562A Division JP4800447B2 (ja) 2011-03-01 2011-03-01 基地局装置、送信方法及び移動通信システム

Publications (3)

Publication Number Publication Date
JP2009004921A JP2009004921A (ja) 2009-01-08
JP2009004921A5 JP2009004921A5 (enExample) 2010-10-14
JP4729537B2 true JP4729537B2 (ja) 2011-07-20

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ID=40156226

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007161942A Active JP4729537B2 (ja) 2007-06-19 2007-06-19 基地局装置および送信方法

Country Status (10)

Country Link
US (2) US8422574B2 (enExample)
EP (1) EP2169845B1 (enExample)
JP (1) JP4729537B2 (enExample)
KR (1) KR101414563B1 (enExample)
CN (1) CN101682382B (enExample)
BR (1) BRPI0812532A2 (enExample)
ES (1) ES2543855T3 (enExample)
PT (1) PT2169845E (enExample)
RU (2) RU2467480C2 (enExample)
WO (1) WO2008156067A1 (enExample)

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JP2010525684A (ja) 2007-04-20 2010-07-22 インターデイジタル テクノロジー コーポレーション Ｍｉｍｏ通信の効率的プレコーディング情報妥当性検査の方法および装置
US8457235B2 (en) 2007-06-25 2013-06-04 Lg Electronics Inc. Method of transmitting feedback data in multiple antenna system
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KR101478362B1 (ko) 2007-08-10 2015-01-28 엘지전자 주식회사 다중안테나 시스템에서 귀환데이터 전송방법
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US8830918B2 (en) 2009-03-16 2014-09-09 Interdigital Patent Holdings, Inc. Method and apparatus for performing uplink transmit diversity
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TWI538428B (zh) * 2009-03-17 2016-06-11 皇家飛利浦電子股份有限公司 在網路中通信的方法、副站台及主站台
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Also Published As

Publication number Publication date
US20100183085A1 (en) 2010-07-22
US8422574B2 (en) 2013-04-16
RU2009149101A (ru) 2011-07-27
EP2169845A4 (en) 2013-08-07
RU2467480C2 (ru) 2012-11-20
CN101682382A (zh) 2010-03-24
BRPI0812532A2 (pt) 2015-02-10
JP2009004921A (ja) 2009-01-08
WO2008156067A1 (ja) 2008-12-24
CN101682382B (zh) 2013-05-29
PT2169845E (pt) 2015-09-11
RU2501163C1 (ru) 2013-12-10
US8811506B2 (en) 2014-08-19
KR101414563B1 (ko) 2014-08-06
EP2169845A1 (en) 2010-03-31
KR20100023863A (ko) 2010-03-04
US20130163545A1 (en) 2013-06-27
ES2543855T3 (es) 2015-08-24
EP2169845B1 (en) 2015-05-27

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