ATE519308T1 - Bestimmung einer kanalmatrix durch störungsmessung - Google Patents

Bestimmung einer kanalmatrix durch störungsmessung

Info

Publication number
ATE519308T1
ATE519308T1 AT08727240T AT08727240T ATE519308T1 AT E519308 T1 ATE519308 T1 AT E519308T1 AT 08727240 T AT08727240 T AT 08727240T AT 08727240 T AT08727240 T AT 08727240T AT E519308 T1 ATE519308 T1 AT E519308T1
Authority
AT
Austria
Prior art keywords
channel matrix
determination
interference measurement
communication link
transmitter
Prior art date
Application number
AT08727240T
Other languages
English (en)
Inventor
Gerhard Guenter Kramer
Philip Whiting
Miroslav Zivkovic
Original Assignee
Alcatel Lucent
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 Alcatel Lucent filed Critical Alcatel Lucent
Application granted granted Critical
Publication of ATE519308T1 publication Critical patent/ATE519308T1/de

Links

Classifications

    • 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
    • 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
    • H04L25/0202—Channel estimation
    • H04L25/0204—Channel estimation of multiple channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/30—Monitoring; Testing of propagation channels
    • H04B17/309—Measuring or estimating channel quality parameters
    • H04B17/345—Interference values
    • 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
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • 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
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • 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
    • H04L25/03343—Arrangements at the transmitter end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/0001—Arrangements for dividing the transmission path
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/26—Arrangements for supervision, monitoring or testing with means for applying test signals or for measuring
    • H04M3/34—Testing for cross-talk
    • 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
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03375—Passband transmission
    • H04L2025/03414—Multicarrier
    • 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
    • H04L2025/0335—Arrangements for removing intersymbol interference characterised by the type of transmission
    • H04L2025/03426—Arrangements for removing intersymbol interference characterised by the type of transmission transmission using multiple-input and multiple-output channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Radio Transmission System (AREA)
  • Noise Elimination (AREA)
AT08727240T 2007-04-09 2008-04-01 Bestimmung einer kanalmatrix durch störungsmessung ATE519308T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US92270307P 2007-04-09 2007-04-09
US11/897,877 US7843990B2 (en) 2007-04-09 2007-08-31 Determining a channel matrix by measuring interference
PCT/US2008/004232 WO2008123977A1 (en) 2007-04-09 2008-04-01 Determining a channel matrix by measuring interference

Publications (1)

Publication Number Publication Date
ATE519308T1 true ATE519308T1 (de) 2011-08-15

Family

ID=39826853

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08727240T ATE519308T1 (de) 2007-04-09 2008-04-01 Bestimmung einer kanalmatrix durch störungsmessung

Country Status (9)

Country Link
US (1) US7843990B2 (de)
EP (2) EP2385672B1 (de)
JP (1) JP5204212B2 (de)
KR (1) KR101084965B1 (de)
CN (1) CN101652971B (de)
AT (1) ATE519308T1 (de)
ES (1) ES2369865T3 (de)
PL (1) PL2156632T3 (de)
WO (1) WO2008123977A1 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7830978B2 (en) * 2007-08-31 2010-11-09 Alcatel Lucent Determining channel matrices by correlated transmissions to different channels
CN101521637B (zh) * 2008-02-28 2012-07-18 华为技术有限公司 一种信道估计的方法、设备和系统
US8300518B2 (en) * 2008-04-01 2012-10-30 Alcatel Lucent Fast seamless joining of channels in a multi-channel communication system
US8306097B2 (en) * 2008-06-04 2012-11-06 Alcatel Lucent Signal suspension and resumption in DSL systems
EP2380282A4 (de) * 2008-12-23 2013-12-04 Actelis Networks Israel Ltd System und verfahren für digitale nebensprechunterdrückung einer teilnehmerschleife
EP2204920B1 (de) 2009-01-05 2011-12-28 Alcatel Lucent Verfahren und Vorrichtung zur Reduktion von Übersprechungen
US8750492B2 (en) 2009-01-30 2014-06-10 Futurewei Technologies, Inc. Reducing the feedback overhead during crosstalk precoder initialization
US8433056B2 (en) * 2009-05-02 2013-04-30 Alcatel Lucent Validated signal resumption in DSL systems
CN102474333B (zh) * 2010-01-06 2014-01-22 上海贝尔股份有限公司 基站设备及其方法和通信系统
CN102237970B (zh) * 2010-04-21 2014-01-15 普天信息技术研究院有限公司 一种匹配信道矩阵的均匀量化方法
WO2015133952A1 (en) * 2014-03-06 2015-09-11 Telefonaktiebolaget L M Ericsson (Publ) Evaluation performance between a network node and a radio head
EP4589889A1 (de) * 2024-01-17 2025-07-23 Nokia Solutions and Networks Oy Vorrichtung und verfahren zur interferenzunterdrückung

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7801247B2 (en) 2001-05-01 2010-09-21 Texas Instruments Incorporated Multiple input, multiple output system and method
EP1278340B1 (de) 2001-07-19 2005-03-09 Lucent Technologies Inc. Regelung der Verkehrslast in einem Telekommunikationsnetz, und ein entsprechender Netzknoten
KR100427981B1 (ko) 2001-12-17 2004-04-28 기아자동차주식회사 금형 코어 분리장치
US7260153B2 (en) * 2002-09-09 2007-08-21 Mimopro Ltd. Multi input multi output wireless communication method and apparatus providing extended range and extended rate across imperfectly estimated channels
EP1492261B1 (de) 2003-06-25 2007-09-26 Alcatel Lucent Leistungssteuerungsverfahren für ein fernbedienbaren Kommunikationsdienst
JP2005184730A (ja) * 2003-12-24 2005-07-07 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
KR100850990B1 (ko) * 2004-01-20 2008-08-12 엘지전자 주식회사 Ｍｉｍｏ 시스템에서의 신호 송수신 방법
ATE527794T1 (de) * 2004-08-12 2011-10-15 Interdigital Tech Corp Verfahren und vorrichtung zur implementierung von raum-frequenz-blockcodierung in einem drahtlosen orthogonalen frequenzmultiplex- kommunikationssystem
DE602004015483D1 (de) 2004-12-08 2008-09-11 Alcatel Lucent Verfahren und Vorrichtung zur Spektrumverwaltung für Kommunikationskanäle mit Übersprechen
CN100463455C (zh) * 2005-03-07 2009-02-18 西安交通大学 多输入多输出系统信道容量的估计方法
BRPI0613534A2 (pt) * 2005-06-03 2011-01-11 Matsushita Electric Industrial Co., Ltd. Aparelho transmissor, aparelho receptor e método de controle de número de multiplexação espacial
KR20080026019A (ko) * 2006-09-19 2008-03-24 엘지전자 주식회사 위상천이 기반의 프리코딩 방법 및 이를 지원하는 송수신기

Also Published As

Publication number Publication date
JP5204212B2 (ja) 2013-06-05
JP2010524395A (ja) 2010-07-15
US7843990B2 (en) 2010-11-30
KR20090125154A (ko) 2009-12-03
US20080247446A1 (en) 2008-10-09
EP2156632B1 (de) 2011-08-03
CN101652971A (zh) 2010-02-17
EP2385672A3 (de) 2013-04-24
EP2385672A2 (de) 2011-11-09
PL2156632T3 (pl) 2011-12-30
CN101652971B (zh) 2012-12-26
EP2156632A1 (de) 2010-02-24
KR101084965B1 (ko) 2011-11-23
EP2385672B1 (de) 2014-10-01
ES2369865T3 (es) 2011-12-07
WO2008123977A1 (en) 2008-10-16

Similar Documents

Publication Publication Date Title
ATE519308T1 (de) Bestimmung einer kanalmatrix durch störungsmessung
WO2010110588A3 (ko) 다중안테나 시스템에서 참조신호 전송방법 및 장치
ATE488063T1 (de) Verfahren zum senden von uplink-signalen
ATE519281T1 (de) Vorrichtung und zugehöriges verfahren zur übersprechnungbeurteilung
EP2526632A4 (de) Antennenport-mappingverfahren und vorrichtung zur demodulation von referenzsignalen
WO2009120663A3 (en) Cqi feedback structure
MX2009007253A (es) Metodo y aparato para transmitir y recibir informacion de control para asignar aleatoriamente la interferencia entre celdas en un sistema de comunicacion movil.
MY166141A (en) Channel feedback baseb on reference signal
WO2010090442A3 (en) Technique for transmitting and receiving downlink reference signals
WO2008103317A3 (en) Precoded pilot transmission for multi-user and single user mimo communications
WO2011034358A3 (ko) 다중 안테나 시스템에서 참조 신호 전송 방법 및 장치
WO2009020903A3 (en) Method and apparatus for generalized mimo-beamforming weight estimation
WO2010022379A3 (en) Systems and methods employing multiple input multiple output (mimo) techniques
WO2008031037A3 (en) Antenna grouping for mimo systems
WO2010117240A3 (en) Method and apparatus for transmitting reference signal in wireless communication system
IN2015DN03911A (de)
EP1973284A3 (de) Rückmeldung in der Aufwärtsrichtung zur MIMO-Vorkodierung
MY145297A (en) Systems and methods for beamforming in multi-input multi-output communication systems
WO2011014735A3 (en) Method and apparatus for physical uplink control channel (pucch) resource mapping with transmit diversity
WO2011040751A3 (en) Apparatus and method for transmitting uplink control information
PH12013501787A1 (en) Reference signal port discovery involving transmission points
RU2009133038A (ru) Ограниченное переключение каналов в беспроводных системах связи
WO2011099765A3 (en) Method for transmitting control information and apparatus for the same
ATE547916T1 (de) Abfolgesteuerungs-einrichtung
WO2012020963A3 (en) Method and base station for transmitting downlink signal and method and equipment for receiving downlink signal

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties