DE602008005479D1 - Verfahren zum senden und empfangen eines signals in einem mehrantennensystem mithilfe räumlicher vorkodierung, sendegerät und empfangsgerät dafür sowie entsprechende computerprogammprodukte - Google Patents

Verfahren zum senden und empfangen eines signals in einem mehrantennensystem mithilfe räumlicher vorkodierung, sendegerät und empfangsgerät dafür sowie entsprechende computerprogammprodukte

Info

Publication number
DE602008005479D1
DE602008005479D1 DE602008005479T DE602008005479T DE602008005479D1 DE 602008005479 D1 DE602008005479 D1 DE 602008005479D1 DE 602008005479 T DE602008005479 T DE 602008005479T DE 602008005479 T DE602008005479 T DE 602008005479T DE 602008005479 D1 DE602008005479 D1 DE 602008005479D1
Authority
DE
Germany
Prior art keywords
signal
receiving
receiver
coding
transmitter
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
DE602008005479T
Other languages
English (en)
Inventor
Patricia Layec
Raphael Visoz
Antoine Berthet
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.)
Orange SA
Original Assignee
France Telecom SA
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 France Telecom SA filed Critical France Telecom SA
Publication of DE602008005479D1 publication Critical patent/DE602008005479D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H04B7/0426—Power distribution
    • 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
    • H04B7/0413—MIMO systems
    • H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
    • H04B7/046—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account
    • H04B7/0465—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking physical layer constraints into account taking power constraints at power amplifier or emission constraints, e.g. constant modulus, into account
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
DE602008005479T 2007-09-20 2008-09-05 Verfahren zum senden und empfangen eines signals in einem mehrantennensystem mithilfe räumlicher vorkodierung, sendegerät und empfangsgerät dafür sowie entsprechende computerprogammprodukte Active DE602008005479D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0757727 2007-09-20
PCT/FR2008/051581 WO2009047416A2 (fr) 2007-09-20 2008-09-05 Procede d'emission et de reception d'un signal dans un systeme multi-antennes mettant en oeuvre un precodage spatial, emetteur, recepteur, et produits programme d'ordinateur correspondants

Publications (1)

Publication Number Publication Date
DE602008005479D1 true DE602008005479D1 (de) 2011-04-21

Family

ID=39326995

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602008005479T Active DE602008005479D1 (de) 2007-09-20 2008-09-05 Verfahren zum senden und empfangen eines signals in einem mehrantennensystem mithilfe räumlicher vorkodierung, sendegerät und empfangsgerät dafür sowie entsprechende computerprogammprodukte

Country Status (6)

Country Link
US (1) US8422582B2 (de)
EP (1) EP2193611B1 (de)
CN (1) CN101861705B (de)
AT (1) ATE501556T1 (de)
DE (1) DE602008005479D1 (de)
WO (1) WO2009047416A2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105337692B (zh) * 2014-08-14 2019-09-17 电信科学技术研究院 下行信道预编码方法与装置
CN105450343B (zh) * 2014-08-30 2018-11-06 华为技术有限公司 一种预编码的方法、装置及系统
CN105099621B (zh) * 2015-06-29 2018-05-22 珠海市魅族科技有限公司 通信方法和通信设备

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1255369A1 (de) * 2001-05-04 2002-11-06 TELEFONAKTIEBOLAGET LM ERICSSON (publ) Verbindungsanpassung für drahtlose Kommunikationssysteme mit mehreren Eingängen und mehreren Ausgängen
US7181167B2 (en) * 2001-11-21 2007-02-20 Texas Instruments Incorporated High data rate closed loop MIMO scheme combining transmit diversity and data multiplexing
US8208364B2 (en) * 2002-10-25 2012-06-26 Qualcomm Incorporated MIMO system with multiple spatial multiplexing modes
US8588326B2 (en) 2004-07-07 2013-11-19 Apple Inc. System and method for mapping symbols for MIMO transmission
FI20041311A0 (fi) * 2004-10-08 2004-10-08 Nokia Corp Lohkomodulaatio
CN1838556A (zh) * 2005-03-24 2006-09-27 松下电器产业株式会社 一种下行多用户空时分组预编码的方法
US7839842B2 (en) * 2005-09-21 2010-11-23 Broadcom Corporation Method and system for a range reduction scheme for user selection in a multiuser MIMO downlink transmission
KR20080022033A (ko) * 2006-09-05 2008-03-10 엘지전자 주식회사 프리코딩 정보 피드백 방법 및 프리코딩 방법
KR20080026010A (ko) * 2006-09-19 2008-03-24 엘지전자 주식회사 위상천이 기반의 프리코딩을 이용한 데이터 전송 방법 및이를 구현하는 송수신 장치
US8102931B2 (en) * 2006-09-29 2012-01-24 Apple Inc. Method and device for operating a precoded MIMO system
US7702029B2 (en) * 2006-10-02 2010-04-20 Freescale Semiconductor, Inc. MIMO precoding enabling spatial multiplexing, power allocation and adaptive modulation and coding

Also Published As

Publication number Publication date
EP2193611A2 (de) 2010-06-09
CN101861705B (zh) 2013-05-15
WO2009047416A3 (fr) 2009-08-20
ATE501556T1 (de) 2011-03-15
CN101861705A (zh) 2010-10-13
US20100309995A1 (en) 2010-12-09
EP2193611B1 (de) 2011-03-09
WO2009047416A2 (fr) 2009-04-16
US8422582B2 (en) 2013-04-16

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