BRPI0812532A2 - Aparelho da estação de base, equipamento do usuário e método de controle de comunicação em sistema de comunicação móvel - Google Patents

Aparelho da estação de base, equipamento do usuário e método de controle de comunicação em sistema de comunicação móvel

Info

Publication number
BRPI0812532A2
BRPI0812532A2 BRPI0812532-5A2A BRPI0812532A BRPI0812532A2 BR PI0812532 A2 BRPI0812532 A2 BR PI0812532A2 BR PI0812532 A BRPI0812532 A BR PI0812532A BR PI0812532 A2 BRPI0812532 A2 BR PI0812532A2
Authority
BR
Brazil
Prior art keywords
base station
user equipment
control method
station apparatus
communication system
Prior art date
Application number
BRPI0812532-5A2A
Other languages
English (en)
Inventor
Hidekazu Taoka
Nobuhiko Miki
Mamoru Sawahashi
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
Application filed by Ntt Docomo Inc filed Critical Ntt Docomo Inc
Publication of BRPI0812532A2 publication Critical patent/BRPI0812532A2/pt

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
    • H04B7/0417—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
    • H04B7/0636—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
    • H04B7/0613—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)
BRPI0812532-5A2A 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 BRPI0812532A2 (pt)

Applications Claiming Priority (2)

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
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

Publications (1)

Publication Number Publication Date
BRPI0812532A2 true BRPI0812532A2 (pt) 2015-02-10

Family

ID=40156226

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (10)

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

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KR101478362B1 (ko) 2007-08-10 2015-01-28 엘지전자 주식회사 다중안테나 시스템에서 귀환데이터 전송방법
JP4652420B2 (ja) * 2008-01-08 2011-03-16 株式会社エヌ・ティ・ティ・ドコモ ユーザ装置、送信方法、および移動通信システム
US8830918B2 (en) 2009-03-16 2014-09-09 Interdigital Patent Holdings, Inc. Method and apparatus for performing uplink transmit diversity
TWI517620B (zh) * 2009-03-17 2016-01-11 皇家飛利浦電子股份有限公司 在多輸入多輸出（ｍｉｍｏ）網路中通信的方法及裝置
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
WO2010109518A1 (ja) * 2009-03-24 2010-09-30 富士通株式会社 無線通信システム、端末装置、基地局装置、及び無線通信システムにおける無線通信方法
CN101902305B (zh) * 2009-05-25 2013-10-30 富士通株式会社 通信装置、通信方法和基站
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US8953522B2 (en) 2010-03-29 2015-02-10 Samsung Electronics Co., Ltd. Method and apparatus for controlling retransmission on uplink in a wireless communication system supporting MIMO
DK2556597T3 (en) 2010-04-07 2017-09-25 ERICSSON TELEFON AB L M (publ) PRE-CODE STRUCTURE FOR MIMO CODE
CN101873207B (zh) * 2010-06-13 2015-05-13 中兴通讯股份有限公司 一种多天线系统上行传输块的重传系统及方法
JP5497577B2 (ja) * 2010-08-16 2014-05-21 株式会社Ｎｔｔドコモ 通信制御方法、基地局装置及び移動局装置
CN102045762B (zh) * 2010-12-02 2013-07-24 大唐移动通信设备有限公司 一种上报信道状态的方法及装置
EP2475105B1 (en) * 2011-01-06 2013-09-11 Thomson Licensing System for transmission of signals in a domestic environment
TW201234793A (en) * 2011-02-11 2012-08-16 Interdigital Patent Holdings Method and apparatus for closed loop transmit diversity transmission initial access
WO2012115427A2 (ko) * 2011-02-23 2012-08-30 엘지전자 주식회사 다중 셀 협력 무선 통신 시스템에서 제어 채널 송수신 방법 및 이를 위한 장치
EP2702703A2 (en) * 2011-04-29 2014-03-05 Interdigital Patent Holdings, Inc. Open loop spatial processing
WO2012148341A2 (en) * 2011-04-29 2012-11-01 Telefonaktiebolaget L M Ericsson (Publ) Methods and devices for uplink multi-antenna transmissions in a telecommunication system
US8942275B2 (en) 2011-04-29 2015-01-27 Telefonaktiebolaget L M Ericsson (Publ) Controlling uplink multi-antenna transmissions in a telecommunication system
JP5571116B2 (ja) * 2012-03-23 2014-08-13 株式会社東芝 無線通信装置
TWI489805B (zh) * 2012-07-02 2015-06-21 Ind Tech Res Inst 用於位元自適應預編碼矩陣指示符回饋的方法和裝置
US9769677B2 (en) * 2012-07-02 2017-09-19 Industrial Technology Research Institute Method and apparatus for bit-adaptive precoding matrix indicator feedback
KR102167856B1 (ko) * 2013-08-23 2020-10-20 삼성전자 주식회사 무선 통신 시스템에서 간섭 신호 제어 정보 검출 방법 및 장치
KR102380756B1 (ko) 2016-08-05 2022-03-31 삼성전자 주식회사 무선 통신 시스템에서 위상 보상 기준 신호를 송수신하는 방법 및 장치
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CN109510653B (zh) * 2018-12-30 2021-07-06 中国人民解放军陆军工程大学 一种在正交频分复用中使用二维预编码的阵分多址方法
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Also Published As

Publication number Publication date
US20130163545A1 (en) 2013-06-27
RU2467480C2 (ru) 2012-11-20
RU2009149101A (ru) 2011-07-27
EP2169845A1 (en) 2010-03-31
EP2169845B1 (en) 2015-05-27
JP2009004921A (ja) 2009-01-08
KR101414563B1 (ko) 2014-08-06
ES2543855T3 (es) 2015-08-24
KR20100023863A (ko) 2010-03-04
CN101682382A (zh) 2010-03-24
US8811506B2 (en) 2014-08-19
PT2169845E (pt) 2015-09-11
JP4729537B2 (ja) 2011-07-20
EP2169845A4 (en) 2013-08-07
WO2008156067A1 (ja) 2008-12-24
RU2501163C1 (ru) 2013-12-10
CN101682382B (zh) 2013-05-29
US20100183085A1 (en) 2010-07-22
US8422574B2 (en) 2013-04-16

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Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Ipc: H04B 7/0417 (2017.01), H04B 7/06 (2006.01)

B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements