CN103477680B - 终端、基站、通信系统以及通信方法 - Google Patents

终端、基站、通信系统以及通信方法 Download PDF

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Publication number
CN103477680B
CN103477680B CN201280017485.4A CN201280017485A CN103477680B CN 103477680 B CN103477680 B CN 103477680B CN 201280017485 A CN201280017485 A CN 201280017485A CN 103477680 B CN103477680 B CN 103477680B
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China
Prior art keywords
terminal
information
base station
precoding matrix
code book
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CN201280017485.4A
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Chinese (zh)
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CN103477680A (zh
Inventor
示沢寿之
野上智造
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Sharp Corp
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Sharp Corp
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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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • 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
    • H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank into account
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03891—Spatial equalizers
    • H04L25/03949—Spatial equalizers equalizer selection or adaptation based on feedback
    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
    • H04L2025/03802—Signalling on the reverse channel
    • H04L2025/03808—Transmission of equaliser coefficients

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
CN201280017485.4A 2011-04-05 2012-04-02 终端、基站、通信系统以及通信方法 Active CN103477680B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2011083401A JP6026082B2 (ja) 2011-04-05 2011-04-05 端末、基地局、通信方法および集積回路
JP2011-083401 2011-04-05
PCT/JP2012/058864 WO2012137709A1 (ja) 2011-04-05 2012-04-02 端末、基地局、通信システムおよび通信方法

Publications (2)

Publication Number Publication Date
CN103477680A CN103477680A (zh) 2013-12-25
CN103477680B true CN103477680B (zh) 2017-06-20

Family

ID=46969109

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201280017485.4A Active CN103477680B (zh) 2011-04-05 2012-04-02 终端、基站、通信系统以及通信方法

Country Status (5)

Country Link
US (1) US9680539B2 (OSRAM)
EP (1) EP2696620B1 (OSRAM)
JP (1) JP6026082B2 (OSRAM)
CN (1) CN103477680B (OSRAM)
WO (1) WO2012137709A1 (OSRAM)

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US8249540B1 (en) 2008-08-07 2012-08-21 Hypres, Inc. Two stage radio frequency interference cancellation system and method
HUE043309T2 (hu) * 2011-05-03 2019-08-28 Ericsson Telefon Ab L M Keresési terület alapú vezérlõ csatorna monitoring
US10284266B2 (en) 2012-12-06 2019-05-07 Sharp Kabushiki Kaisha Base station apparatus, terminal apparatus, wireless communication system and integrated circuit
KR102160008B1 (ko) * 2013-06-17 2020-09-25 삼성전자 주식회사 채널 상태 정보 송수신 방법 및 장치
US9503302B2 (en) * 2013-08-26 2016-11-22 Mediatek Inc. Communication circuit and associated method for calibrating communication circuit
US9531459B2 (en) * 2014-05-09 2016-12-27 Telefonaktiebolaget L M Ericsson (Publ) Assistance information for advanced receivers
KR101979125B1 (ko) * 2014-07-30 2019-05-15 후아웨이 테크놀러지 컴퍼니 리미티드 다운링크 채널 품질을 측정하기 위한 방법, 송신단, 수신단 및 시스템
CN107113037A (zh) * 2014-11-14 2017-08-29 交互数字专利控股公司 二维天线阵列中的天线虚拟化
CN113708805B (zh) * 2015-03-31 2025-03-21 索尼公司 无线通信系统中的电子设备和无线通信方法
CN106559113B (zh) * 2015-09-25 2022-07-29 中兴通讯股份有限公司 信道信息测量导频资源的子集选择方法、终端和基站
EP3422651B1 (en) 2016-05-12 2021-10-06 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Signal transmission method and corresponding signal reception method
WO2018052061A1 (ja) * 2016-09-16 2018-03-22 株式会社Ｎｔｔドコモ 送信装置及び無線通信方法
US10757581B2 (en) * 2017-03-22 2020-08-25 Mediatek Inc. Physical downlink control channel design for NR systems
EP3734852A1 (en) * 2019-05-02 2020-11-04 Fraunhofer Gesellschaft zur Förderung der angewandten Forschung e.V. Methods and apparatuses for csi reporting in a wireless communication system

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Publication number Priority date Publication date Assignee Title
WO2008069547A1 (en) * 2006-12-04 2008-06-12 Samsung Electronics Co., Ltd. Apparatus and method for transmitting/receiving feedback information in a mobile communication system using array antennas
CN101388699A (zh) 2007-09-12 2009-03-18 夏普株式会社 基于空时频域的信息反馈方法和系统、用户设备及基站
KR101328961B1 (ko) * 2008-03-14 2013-11-13 엘지전자 주식회사 개루프 공간 다중화 모드에서 신호 송수신 방법
KR101349831B1 (ko) 2008-03-23 2014-01-09 엘지전자 주식회사 피드백 오버헤드 감소를 위한 신호 전송 방법 및 이를 위한피드백 정보 전송 방법
KR101537591B1 (ko) * 2008-04-07 2015-07-20 엘지전자 주식회사 Ｍｉｍｏ 시스템에서 모드 적응 방법
KR101573072B1 (ko) * 2008-08-27 2015-12-01 엘지전자 주식회사 무선통신 시스템에서 제어정보 전송방법
KR101619446B1 (ko) * 2008-12-02 2016-05-10 엘지전자 주식회사 하향링크 ｍｉｍｏ시스템에 있어서 ｒｓ 전송 방법
JP5497738B2 (ja) * 2009-03-16 2014-05-21 パナソニック株式会社 送信装置及び送信方法
JP5325672B2 (ja) * 2009-06-23 2013-10-23 株式会社エヌ・ティ・ティ・ドコモ 基地局装置及び情報フィードバック方法
CN102804607A (zh) * 2009-09-02 2012-11-28 岩星比德科有限公司 使用具有自适应重置的精简码本的编码系统和方法
CN101877627B (zh) * 2010-06-21 2015-09-16 中兴通讯股份有限公司 信道状态信息的反馈方法及终端
CN101917365B (zh) * 2010-08-16 2015-06-03 中兴通讯股份有限公司 一种码本的配置方法、装置和系统

Also Published As

Publication number Publication date
EP2696620B1 (en) 2018-05-30
JP2012222429A (ja) 2012-11-12
US20140023157A1 (en) 2014-01-23
JP6026082B2 (ja) 2016-11-16
EP2696620A4 (en) 2014-08-20
US9680539B2 (en) 2017-06-13
WO2012137709A1 (ja) 2012-10-11
EP2696620A1 (en) 2014-02-12
CN103477680A (zh) 2013-12-25

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