CN103354464B - 用户装置、通信方法、移动通信系统及基站装置 - Google Patents

用户装置、通信方法、移动通信系统及基站装置 Download PDF

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Publication number
CN103354464B
CN103354464B CN201310308676.2A CN201310308676A CN103354464B CN 103354464 B CN103354464 B CN 103354464B CN 201310308676 A CN201310308676 A CN 201310308676A CN 103354464 B CN103354464 B CN 103354464B
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China
Prior art keywords
pmi
base station
user
signal
information
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Chinese (zh)
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CN103354464A (zh
Inventor
田冈秀和
三木信彦
樋口健
樋口健一
佐和桥卫
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NTT Docomo Inc
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NTT Docomo Inc
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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
    • H04B7/0413—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
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/69—Spread spectrum techniques
    • H04B1/707—Spread spectrum techniques using direct sequence modulation
    • H04B1/7097—Interference-related aspects
    • H04B1/711—Interference-related aspects the interference being multi-path interference
    • H04B1/7115—Constructive combining of multi-path signals, i.e. RAKE receivers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B2201/00—Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
    • H04B2201/69—Orthogonal indexing scheme relating to spread spectrum techniques in general
    • H04B2201/707—Orthogonal indexing scheme relating to spread spectrum techniques in general relating to direct sequence modulation
    • H04B2201/7097—Direct sequence modulation interference
    • H04B2201/709709—Methods of preventing interference

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Power Engineering (AREA)
  • Radio Transmission System (AREA)
CN201310308676.2A 2008-01-08 2008-12-26 用户装置、通信方法、移动通信系统及基站装置 Active CN103354464B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2008001665A JP4652420B2 (ja) 2008-01-08 2008-01-08 ユーザ装置、送信方法、および移動通信システム
JP001665/08 2008-01-08
CN2008801239900A CN101911562B (zh) 2008-01-08 2008-12-26 多输入多输出方式的移动体通信系统中的加权系数通知方法以及适合使用该方法的基站以及用户装置

Related Parent Applications (1)

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CN2008801239900A Division CN101911562B (zh) 2008-01-08 2008-12-26 多输入多输出方式的移动体通信系统中的加权系数通知方法以及适合使用该方法的基站以及用户装置

Publications (2)

Publication Number Publication Date
CN103354464A CN103354464A (zh) 2013-10-16
CN103354464B true CN103354464B (zh) 2016-12-28

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CN201310308676.2A Active CN103354464B (zh) 2008-01-08 2008-12-26 用户装置、通信方法、移动通信系统及基站装置
CN2008801239900A Active CN101911562B (zh) 2008-01-08 2008-12-26 多输入多输出方式的移动体通信系统中的加权系数通知方法以及适合使用该方法的基站以及用户装置

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CN2008801239900A Active CN101911562B (zh) 2008-01-08 2008-12-26 多输入多输出方式的移动体通信系统中的加权系数通知方法以及适合使用该方法的基站以及用户装置

Country Status (9)

Country Link
US (1) US9130616B2 (https=)
EP (2) EP2234300B1 (https=)
JP (1) JP4652420B2 (https=)
KR (1) KR101525057B1 (https=)
CN (2) CN103354464B (https=)
BR (1) BRPI0822233A2 (https=)
CA (1) CA2707748C (https=)
RU (2) RU2010130429A (https=)
WO (1) WO2009087933A1 (https=)

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KR101587680B1 (ko) 2008-10-20 2016-01-21 인터디지탈 패튼 홀딩스, 인크 반송파 집적 방법
CN102484869B (zh) * 2009-06-19 2015-09-16 交互数字专利控股公司 在lte-a中用信号发送上行链路控制信息
CN102244566B (zh) * 2010-05-11 2014-03-12 中兴通讯股份有限公司 用于多输入多输出系统的下行传输方法和基站
CN102948085B (zh) * 2010-06-18 2016-08-24 日本电气株式会社 针对无线电通信系统中下行链路协同多点传输的预编码技术
US8639198B2 (en) * 2010-06-30 2014-01-28 Samsung Electronics Co., Ltd. Systems and methods for 8-TX codebook and feedback signaling in 3GPP wireless networks
EP2709302A4 (en) 2011-05-10 2014-10-08 Nec Casio Mobile Comm Ltd MOBILE STATION, COMMUNICATION PROCESS AND COMPUTER PROGRAM
JP5753022B2 (ja) * 2011-08-15 2015-07-22 株式会社Ｎｔｔドコモ 無線通信システム、無線基地局装置、ユーザ端末及び無線通信方法
WO2014061534A1 (ja) * 2012-10-18 2014-04-24 京セラ株式会社 移動通信システム及び通信制御方法
WO2014097358A1 (ja) * 2012-12-19 2014-06-26 富士通株式会社 無線通信装置および無線通信方法
KR102105962B1 (ko) 2015-11-03 2020-04-29 엘지전자 주식회사 무선 통신 시스템에서 채널 상태 보고 방법 및 이를 위한 장치
KR102473191B1 (ko) 2016-03-10 2022-12-02 삼성전자주식회사 안테나를 포함하는 전자 장치
US12126466B2 (en) * 2022-03-09 2024-10-22 Qualcomm Incorporated Channel state feedback using demodulation reference signals

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JP2006033306A (ja) * 2004-07-15 2006-02-02 Sony Corp 無線通信装置およびその制御方法
CN1941660A (zh) * 2005-09-30 2007-04-04 松下电器产业株式会社 多天线无线通信系统中的多用户分集方法及系统

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RU2369017C2 (ru) * 2003-02-18 2009-09-27 Квэлкомм Инкорпорейтед Команды мультиплексирования с кодовым разделением в мультиплексном канале с кодовым разделением
JP4705162B2 (ja) * 2006-04-06 2011-06-22 株式会社日立製作所 無線通信システム、無線基地局装置及び無線端末装置
US8498639B2 (en) * 2007-02-09 2013-07-30 Qualcomm Incorporated Flexible channel quality indicator reporting
TW200901655A (en) * 2007-03-21 2009-01-01 Interdigital Tech Corp Method and apparatus for communicating precoding or beamforming information to users in MIMO wireless communication systems
US8290079B2 (en) * 2007-04-19 2012-10-16 Interdigital Technology Corporation Method and apparatus for precoding validation in wireless communications
EP2568640B1 (en) * 2007-04-20 2014-07-09 InterDigital Technology Corporation Method and apparatus for efficient precoding information validation for MIMI communications
US20080305745A1 (en) * 2007-06-05 2008-12-11 Interdigital Technology Corporation Method and apparatus for supporting uplink transmission of channel quality and coding information in a wireless communication system
US8325852B2 (en) * 2007-06-08 2012-12-04 Samsung Electronics Co., Ltd. CDD precoding for open loop SU MIMO
JP4729537B2 (ja) * 2007-06-19 2011-07-20 株式会社エヌ・ティ・ティ・ドコモ 基地局装置および送信方法
US8630184B2 (en) * 2007-08-15 2014-01-14 Qualcomm Incorporated Uplink control channel format
KR101476202B1 (ko) * 2008-01-08 2014-12-24 엘지전자 주식회사 주기적/비주기적 채널상태정보 송수신 방법
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CN1941660A (zh) * 2005-09-30 2007-04-04 松下电器产业株式会社 多天线无线通信系统中的多用户分集方法及系统

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Also Published As

Publication number Publication date
EP2234300A1 (en) 2010-09-29
RU2521614C2 (ru) 2014-07-10
RU2010130429A (ru) 2012-02-20
US20110013719A1 (en) 2011-01-20
CN101911562A (zh) 2010-12-08
EP2811661B1 (en) 2016-07-20
EP2234300A4 (en) 2014-07-09
CN101911562B (zh) 2013-08-21
EP2811661A1 (en) 2014-12-10
CA2707748C (en) 2016-04-12
US9130616B2 (en) 2015-09-08
JP4652420B2 (ja) 2011-03-16
JP2009164975A (ja) 2009-07-23
KR20100097187A (ko) 2010-09-02
KR101525057B1 (ko) 2015-06-18
CA2707748A1 (en) 2009-07-16
EP2234300B1 (en) 2015-10-21
CN103354464A (zh) 2013-10-16
RU2012142555A (ru) 2014-04-20
WO2009087933A1 (ja) 2009-07-16
BRPI0822233A2 (pt) 2015-06-23

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