ATE535063T1 - Verfahren und einrichtung zum vorcodieren von sendedatensignalen in einem drahtlosen mimo- kommunikationssystem - Google Patents

Verfahren und einrichtung zum vorcodieren von sendedatensignalen in einem drahtlosen mimo- kommunikationssystem

Info

Publication number
ATE535063T1
ATE535063T1 AT08716011T AT08716011T ATE535063T1 AT E535063 T1 ATE535063 T1 AT E535063T1 AT 08716011 T AT08716011 T AT 08716011T AT 08716011 T AT08716011 T AT 08716011T AT E535063 T1 ATE535063 T1 AT E535063T1
Authority
AT
Austria
Prior art keywords
transmit power
precoding
data signals
communications system
transmitted data
Prior art date
Application number
AT08716011T
Other languages
English (en)
Inventor
Mikael Coldrey
Fredrik Athley
Ulf Lindgren
Sven Petersson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE535063T1 publication Critical patent/ATE535063T1/de

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
    • H04B7/06—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
    • H04B7/0617—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 for beam forming
AT08716011T 2008-02-25 2008-02-25 Verfahren und einrichtung zum vorcodieren von sendedatensignalen in einem drahtlosen mimo- kommunikationssystem ATE535063T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2008/001466 WO2009106090A1 (en) 2008-02-25 2008-02-25 A method of and a device for precoding transmit data signals in a wireless mimo communication system

Publications (1)

Publication Number Publication Date
ATE535063T1 true ATE535063T1 (de) 2011-12-15

Family

ID=39985934

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08716011T ATE535063T1 (de) 2008-02-25 2008-02-25 Verfahren und einrichtung zum vorcodieren von sendedatensignalen in einem drahtlosen mimo- kommunikationssystem

Country Status (5)

Country Link
US (1) US8483310B2 (de)
EP (1) EP2260579B1 (de)
JP (1) JP5215416B2 (de)
AT (1) ATE535063T1 (de)
WO (1) WO2009106090A1 (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5173573B2 (ja) * 2008-05-12 2013-04-03 株式会社エヌ・ティ・ティ・ドコモ 無線通信装置及び無線通信方法
US8442142B2 (en) * 2010-02-19 2013-05-14 Broadcom Corporation Method and system for beamforming signal transmission under a per-antenna power constraint
KR20200085931A (ko) 2011-02-18 2020-07-15 선 페이턴트 트러스트 신호생성방법 및 신호생성장치
US9137788B2 (en) * 2011-09-05 2015-09-15 Nec Laboratories America, Inc. Multiple-input multiple-output wireless communications with full duplex radios
FR2983016A1 (fr) 2011-11-18 2013-05-24 Thomson Licensing Procede de reduction de la consommation de puissance dans un terminal de communication sans fil et terminal de communication mettant en oeuvre ledit procede
US8842782B2 (en) 2012-05-10 2014-09-23 Intel Mobile Communications GmbH Apparatus and method for decoding a received signal
US8781027B2 (en) * 2012-05-10 2014-07-15 Intel Mobile Communications GmbH Apparatus and method for determining a precoding matrix
US9503170B2 (en) * 2012-06-04 2016-11-22 Trustees Of Tufts College System, method and apparatus for multi-input multi-output communications over per-transmitter power-constrained channels
US10153811B2 (en) 2012-06-14 2018-12-11 Samsung Electronics Co., Ltd. Communication system with communication-layer maximization mechanism and method of operation thereof
CN103580740B (zh) * 2012-07-26 2017-09-19 华为技术有限公司 一种信号处理方法以及相关设备
KR102254342B1 (ko) * 2014-02-13 2021-05-24 삼성전자주식회사 공동 전송 매커니즘을 갖는 컴퓨팅 시스템 및 그것의 동작 방법
US20160023569A1 (en) * 2014-07-28 2016-01-28 Ford Global Technologies, Llc Battery power capability estimation based on reduced order electrochemical models
US9379791B2 (en) * 2014-08-01 2016-06-28 Qualcomm Incorporated Multiple input multiple output (MIMO) communication systems and methods for chip to chip and intrachip communication
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
US9882623B2 (en) * 2014-09-18 2018-01-30 Qualcomm Incorporated Dual thread feedback design for non-orthogonal channels
US9319113B2 (en) 2014-09-19 2016-04-19 Qualcomm Incorporated Simplified multiple input multiple output (MIMO) communication schemes for interchip and intrachip communications
US9973251B1 (en) 2015-08-05 2018-05-15 Mitsubishi Electric Corporation Radio transmission apparatus
US9590708B1 (en) * 2015-08-25 2017-03-07 Motorola Mobility Llc Method and apparatus for equal energy codebooks for antenna arrays with mutual coupling
CN108471323A (zh) * 2017-02-23 2018-08-31 深圳市中兴微电子技术有限公司 一种基于mimo系统的信号检测方法及装置
CN112994770B (zh) * 2021-02-04 2023-03-21 南京邮电大学 基于部分csi的ris辅助多用户下行鲁棒无线传输方法
CN112969225B (zh) * 2021-02-04 2022-08-26 南京邮电大学 利用合法用户统计csi的ris辅助无线安全通信传输方法
CN113156389A (zh) * 2021-03-05 2021-07-23 西安电子科技大学 自适应ofdm雷达通信一体化信号生成方法
CN114665937B (zh) * 2022-03-02 2023-07-28 网络通信与安全紫金山实验室 一种多输入多输出收发机设计方法及装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100378357B1 (ko) * 2001-05-07 2003-03-29 삼성전자주식회사 최대 채널 용량을 갖는 무선 통신 장치 및 방법
EP1389367A1 (de) * 2001-05-21 2004-02-18 Nokia Corporation Kommunikationsverfahren mit sendediversität
US6940917B2 (en) * 2002-08-27 2005-09-06 Qualcomm, Incorporated Beam-steering and beam-forming for wideband MIMO/MISO systems
US7548592B2 (en) * 2004-07-02 2009-06-16 James Stuart Wight Multiple input, multiple output communications systems
EP1912347A1 (de) * 2006-10-11 2008-04-16 Nokia Siemens Networks Gmbh & Co. Kg Verfahren, Mobilstation und Basisstation für Übertragung von Daten in einem Mobilkommunikationssystem
US7995671B2 (en) * 2007-02-09 2011-08-09 Qualcomm Incorporated Multiple-input multiple-output (MIMO) transmission with rank-dependent precoding

Also Published As

Publication number Publication date
WO2009106090A1 (en) 2009-09-03
EP2260579A1 (de) 2010-12-15
EP2260579B1 (de) 2011-11-23
JP2011514752A (ja) 2011-05-06
JP5215416B2 (ja) 2013-06-19
US20110002414A1 (en) 2011-01-06
US8483310B2 (en) 2013-07-09

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