DE602005024898D1 - Verfahren zum Erzeugen von Sendesignalen in einem Mehreingangs-Mehrausgangs- (MIMO) Kommunikationssystem - Google Patents

Verfahren zum Erzeugen von Sendesignalen in einem Mehreingangs-Mehrausgangs- (MIMO) Kommunikationssystem

Info

Publication number
DE602005024898D1
DE602005024898D1 DE602005024898T DE602005024898T DE602005024898D1 DE 602005024898 D1 DE602005024898 D1 DE 602005024898D1 DE 602005024898 T DE602005024898 T DE 602005024898T DE 602005024898 T DE602005024898 T DE 602005024898T DE 602005024898 D1 DE602005024898 D1 DE 602005024898D1
Authority
DE
Germany
Prior art keywords
mimo
input
output
communication system
transmit signals
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
DE602005024898T
Other languages
English (en)
Inventor
Neelesh B Metha
Fadel F Digham
Andreas F Molisch
Jinyun Zhang
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of DE602005024898D1 publication Critical patent/DE602005024898D1/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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • 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
    • 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
    • H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
    • 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
    • H04L1/0675—Space-time coding characterised by the signaling
    • H04L1/0687—Full 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
    • H04B7/0413—MIMO systems
    • H04B7/0426—Power distribution
    • H04B7/0434—Power distribution using multiple eigenmodes
    • H04B7/0443—Power distribution using multiple eigenmodes utilizing "waterfilling" technique
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/04—TPC
    • H04W52/38—TPC being performed in particular situations
    • H04W52/42—TPC being performed in particular situations in systems with time, space, frequency or polarisation diversity
DE602005024898T 2004-07-20 2005-07-20 Verfahren zum Erzeugen von Sendesignalen in einem Mehreingangs-Mehrausgangs- (MIMO) Kommunikationssystem Active DE602005024898D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/895,167 US7443925B2 (en) 2004-07-20 2004-07-20 Pilot and data signals for MIMO systems using channel statistics

Publications (1)

Publication Number Publication Date
DE602005024898D1 true DE602005024898D1 (de) 2011-01-05

Family

ID=35149029

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005024898T Active DE602005024898D1 (de) 2004-07-20 2005-07-20 Verfahren zum Erzeugen von Sendesignalen in einem Mehreingangs-Mehrausgangs- (MIMO) Kommunikationssystem

Country Status (5)

Country Link
US (1) US7443925B2 (de)
EP (1) EP1619808B8 (de)
JP (1) JP4667990B2 (de)
KR (1) KR100724200B1 (de)
DE (1) DE602005024898D1 (de)

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US7761059B2 (en) * 2003-05-28 2010-07-20 Alcatel-Lucent Usa Inc. Method of transmitting or receiving with constrained feedback information
US8045638B2 (en) * 2004-03-05 2011-10-25 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for impairment correlation estimation in a wireless communication receiver
US7623850B1 (en) * 2004-11-18 2009-11-24 At&T Corp. Voicemail system with calling party identification
KR100950644B1 (ko) * 2005-03-04 2010-04-01 삼성전자주식회사 다중사용자 다중입출력 시스템의 피드백 방법
WO2006098008A1 (ja) * 2005-03-15 2006-09-21 Fujitsu Limited 通信装置および通信方法
ATE508549T1 (de) * 2005-05-25 2011-05-15 Mitsubishi Electric Corp Kodierungsmatrix in einem mimo system
US7539458B2 (en) * 2005-10-24 2009-05-26 The Regents Of The University Of California Apparatus and method for a system architecture for multiple antenna wireless communication systems using round robin channel estimation and transmit beam forming algorithms
US7852811B2 (en) * 2006-02-03 2010-12-14 Freescale Semiconductor, Inc. Communication system with MIMO channel estimation using peak-limited pilot signals
US8194760B2 (en) 2006-06-01 2012-06-05 Ntt Docomo, Inc. Method and apparatus for distributed space-time coding in wireless radio networks
US20080043883A1 (en) * 2006-08-21 2008-02-21 Mccoy James W Channel estimation using dynamic-range-limited pilot signals
US7852744B2 (en) * 2006-10-03 2010-12-14 Qualcomm Incorporated Method and apparatus for channel estimation in a wireless communication device
JP5134018B2 (ja) * 2007-06-23 2013-01-30 パナソニック株式会社 多入力多出力（ｍｉｍｏ）通信システムにおける通信チャネルの最適化の方法およびシステム
US20090075686A1 (en) * 2007-09-19 2009-03-19 Gomadam Krishna S Method and apparatus for wideband transmission based on multi-user mimo and two-way training
US8325840B2 (en) 2008-02-25 2012-12-04 Ntt Docomo, Inc. Tree position adaptive soft output M-algorithm receiver structures
US8279954B2 (en) 2008-03-06 2012-10-02 Ntt Docomo, Inc. Adaptive forward-backward soft output M-algorithm receiver structures
US8229443B2 (en) 2008-08-13 2012-07-24 Ntt Docomo, Inc. Method of combined user and coordination pattern scheduling over varying antenna and base-station coordination patterns in a multi-cell environment
US8451951B2 (en) 2008-08-15 2013-05-28 Ntt Docomo, Inc. Channel classification and rate adaptation for SU-MIMO systems
US8705484B2 (en) 2008-08-15 2014-04-22 Ntt Docomo, Inc. Method for varying transmit power patterns in a multi-cell environment
US8542640B2 (en) 2008-08-28 2013-09-24 Ntt Docomo, Inc. Inter-cell approach to operating wireless beam-forming and user selection/scheduling in multi-cell environments based on limited signaling between patterns of subsets of cells
US8855221B2 (en) 2008-09-15 2014-10-07 Ntt Docomo, Inc. Method and apparatus for iterative receiver structures for OFDM/MIMO systems with bit interleaved coded modulation
US9048977B2 (en) 2009-05-05 2015-06-02 Ntt Docomo, Inc. Receiver terminal driven joint encoder and decoder mode adaptation for SU-MIMO systems
US8514961B2 (en) 2010-02-04 2013-08-20 Ntt Docomo, Inc. Method and apparatus for distributed space-time coding in wireless radio networks
CN103733554A (zh) * 2011-08-15 2014-04-16 夏普株式会社 无线发送装置、无线接收装置、程序、集成电路以及无线通信系统
US9054767B2 (en) * 2011-09-27 2015-06-09 Futurewei Technologies, Inc. Robust transceiver design
US9225412B2 (en) * 2012-05-02 2015-12-29 Samsung Electronics Co., Ltd. Communication system with feedback mechanism and method of operation thereof
US9699048B2 (en) * 2014-02-13 2017-07-04 Samsung Electronics Co., Ltd. Computing system with channel quality mechanism and method of operation thereof
US9705579B2 (en) 2014-06-06 2017-07-11 Ntt Docomo, Inc. Transceivers and methods for use in transmitting information in a massive MIMO system
CN106936552B (zh) * 2015-12-30 2020-04-03 上海无线通信研究中心 大规模mimo系统中上行导频序列分配方法及基站
JP6556399B2 (ja) * 2017-02-27 2019-08-07 三菱電機株式会社 レーダ装置
CN107483089B (zh) * 2017-08-15 2020-09-01 南京林业大学 一种多天线广播系统的导频系统及设计方法
CN112398505B (zh) * 2019-08-16 2022-07-22 华为技术有限公司 一种信号处理方法、通信装置和系统
US11190244B1 (en) 2020-07-31 2021-11-30 Samsung Electronics Co., Ltd. Low complexity algorithms for precoding matrix calculation
CN115378768B (zh) * 2022-05-12 2023-07-07 中国电子科技集团公司第二十九研究所 一种基于空间调制系统的卫星通信信道估计方法及系统
CN116366405B (zh) * 2023-03-17 2023-11-07 哈尔滨工业大学（深圳） 面向高移动性通信的大规模mimo信道估计方法、基站

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KR100452621B1 (ko) * 2001-12-07 2004-10-14 에스케이 텔레콤주식회사 이동 통신 시스템에서의 호 접속실패 원인 분석 방법
US6927728B2 (en) * 2003-03-13 2005-08-09 Motorola, Inc. Method and apparatus for multi-antenna transmission
JP2005102136A (ja) * 2003-08-15 2005-04-14 Sony Corp 無線通信システム、無線通信装置及び無線通信方法、並びにコンピュータ・プログラム
EP1511210B1 (de) * 2003-08-28 2011-11-09 Motorola Solutions, Inc. OFDM Kanalschätzung und -nachführung unter Verwendung mehrere Sendeantennen
US7346115B2 (en) * 2004-04-22 2008-03-18 Qualcomm Incorporated Iterative eigenvector computation for a MIMO communication system
CN1691539A (zh) * 2004-04-30 2005-11-02 皇家飞利浦电子股份有限公司 用于多入多出无线通信系统的通用多入多出－联合检测方法和装置
US20060002414A1 (en) * 2004-06-21 2006-01-05 Jianxuan Du Statistical data rate allocation for MIMO systems
US7327983B2 (en) * 2004-06-25 2008-02-05 Mitsubishi Electric Research Laboratories, Inc. RF-based antenna selection in MIMO systems

Also Published As

Publication number Publication date
US7443925B2 (en) 2008-10-28
EP1619808B8 (de) 2011-02-16
JP2006033863A (ja) 2006-02-02
KR20060053925A (ko) 2006-05-22
EP1619808A2 (de) 2006-01-25
EP1619808A3 (de) 2009-08-05
KR100724200B1 (ko) 2007-05-31
US20060018402A1 (en) 2006-01-26
JP4667990B2 (ja) 2011-04-13
EP1619808B1 (de) 2010-11-24

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Legal Events

Date Code Title Description
8381 Inventor (new situation)

Inventor name: MEHTA, NEELESH B., MEDFORD, MASS., US

Inventor name: ZHANG, JINYUN, CAMBRIDGE MA 02141, US

Inventor name: DIGHAM, FADEL F, MINNEAPOLIS MN 55455, US

Inventor name: MOLISCH, ANDREAS F, ARLINGTON MA 02474, US