ATE519281T1 - Vorrichtung und zugehöriges verfahren zur übersprechnungbeurteilung - Google Patents

Vorrichtung und zugehöriges verfahren zur übersprechnungbeurteilung

Info

Publication number
ATE519281T1
ATE519281T1 AT08290565T AT08290565T ATE519281T1 AT E519281 T1 ATE519281 T1 AT E519281T1 AT 08290565 T AT08290565 T AT 08290565T AT 08290565 T AT08290565 T AT 08290565T AT E519281 T1 ATE519281 T1 AT E519281T1
Authority
AT
Austria
Prior art keywords
crosstalk
communication lines
crosstalk estimation
pilot sequence
assessment
Prior art date
Application number
AT08290565T
Other languages
English (en)
Inventor
Carl Nuzman
Lind Van Wijngaarden Adriaan De
Philip Whiting
Jochen Maes
Gerhard Kramer
Hungkei Chow
Alexei Ashikhmin
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 ATE519281T1 publication Critical patent/ATE519281T1/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/32—Reducing cross-talk, e.g. by compensating
    • 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
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; Testing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/46—Monitoring; Testing
    • H04B3/487—Testing crosstalk effects
    • 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
    • H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Quality & Reliability (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
AT08290565T 2008-06-16 2008-06-16 Vorrichtung und zugehöriges verfahren zur übersprechnungbeurteilung ATE519281T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP08290565A EP2136477B1 (de) 2008-06-16 2008-06-16 Vorrichtung und zugehöriges Verfahren zur Übersprechnungbeurteilung

Publications (1)

Publication Number Publication Date
ATE519281T1 true ATE519281T1 (de) 2011-08-15

Family

ID=40019388

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08290565T ATE519281T1 (de) 2008-06-16 2008-06-16 Vorrichtung und zugehöriges verfahren zur übersprechnungbeurteilung

Country Status (6)

Country Link
US (1) US8018868B2 (de)
EP (1) EP2136477B1 (de)
KR (1) KR101498005B1 (de)
CN (1) CN101645754B (de)
AT (1) ATE519281T1 (de)
WO (1) WO2009152992A1 (de)

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US7801017B2 (en) * 2008-08-22 2010-09-21 Alcatel-Lucent Usa Inc. Communication system for improved cross talk estimation and method thereof
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US8750492B2 (en) * 2009-01-30 2014-06-10 Futurewei Technologies, Inc. Reducing the feedback overhead during crosstalk precoder initialization
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CN102082604B (zh) * 2009-12-01 2014-01-22 富士通株式会社 串扰系数估计装置和串扰系数估计方法
US8675469B2 (en) * 2009-12-17 2014-03-18 At&T Intellectual Property I, Lp Monitoring non-managed wire pairs to improve dynamic spectrum management performance
CN102137314B (zh) * 2010-07-28 2015-07-08 华为技术有限公司 数字用户线***中的信号发送方法、装置和***
CN102136852B (zh) * 2010-08-05 2014-01-22 华为技术有限公司 一种串扰抵消方法和***
US9667450B2 (en) * 2010-10-29 2017-05-30 Alcatel Lucent Detection and correction of impulse noise in communication channel crosstalk estimates
SG191749A1 (en) * 2011-01-14 2013-08-30 Ericsson Telefon Ab L M Crosstalk limitation between modems
CN102111186A (zh) * 2011-02-16 2011-06-29 华为技术有限公司 绑定数字用户线路信道的信号处理方法、装置与***
WO2012116147A2 (en) * 2011-02-23 2012-08-30 Ikanos Technology Ltd. System and method for partitioning dsl vector cancellation
EP2702739B1 (de) * 2011-04-27 2018-04-25 Ikanos Communications, Inc. Systeme und verfahren zur g-vektor-initialisierung
WO2013019323A2 (en) 2011-06-11 2013-02-07 Ikanos Communications, Inc. Method and apparatus for dsl backchannel communication
CN102224717B (zh) * 2011-06-16 2013-09-11 华为技术有限公司 xDSL***中新加入线对的激活方法及装置、xDSL***
CN103828250B (zh) * 2011-07-25 2016-01-27 瑞典爱立信有限公司 用于节省电信***中的功率的方法
EP2573946B1 (de) * 2011-09-23 2014-07-30 Alcatel Lucent Leistungsanpassungsvermeidung während Nebensprechmessungen
CN102388588B (zh) * 2011-09-30 2014-04-16 华为技术有限公司 一种串扰信道估计方法、装置及***
US9287931B2 (en) * 2012-03-30 2016-03-15 Broadcom Corporation Communication system having reduced crosstalk estimation complexity
EP2688217B1 (de) * 2012-07-20 2015-02-25 Alcatel Lucent Verfahren und Vorrichtung zur schnellen und genauen Erfassung von Nebensprech-Koeffizienten
WO2014032260A1 (zh) 2012-08-30 2014-03-06 华为技术有限公司 一种兼容vdsl2传统用户端设备的方法、装置及***
EP2928167B1 (de) * 2012-12-26 2017-04-26 Huawei Technologies Co., Ltd. Verfahren und vorrichtung zur leitungsinitialisierung
US9374132B2 (en) * 2012-12-28 2016-06-21 Broadcom Corporation Communication system capable of measuring crosstalk in legacy line
ES2711355T3 (es) * 2013-01-11 2019-05-03 Alcatel Lucent Adaptación de ganancia para sistemas de vectorización aguas abajo
JP6405598B2 (ja) * 2013-06-18 2018-10-17 スキピオ テクノロジーズ エス．アイ リミテッド デジタル加入者線（ｄｓｌ）のためのロバストオンライン再構成（ｏｌｒ）および同期プロトコル
EP2835911B1 (de) * 2013-08-06 2016-04-06 Alcatel Lucent Detektion von Demapping-Fehlern
EP2938095B1 (de) * 2014-04-25 2017-03-01 Alcatel Lucent Vollduplexkommunikation über ein gemeinsames Übertragungsmedium
US9258410B2 (en) 2014-05-30 2016-02-09 Alcatel Lucent Methods and systems for determining crosstalk for a joining line in a vectored system
US10141976B2 (en) 2015-02-24 2018-11-27 Lantiq Beteiligungs-GmbH & Co. KG Crosstalk mitigation
US20160380673A1 (en) * 2015-06-23 2016-12-29 Ikanos Communications, Inc. Vectoring across multiple co boxes/cards/dslams either owned by the same operator or by different operators
WO2017008308A1 (zh) * 2015-07-16 2017-01-19 华为技术有限公司 一种线路速率提升方法和装置
WO2017117704A1 (zh) * 2016-01-04 2017-07-13 华为技术有限公司 串扰信道估计的方法、矢量化控制实体vce和接入节点an
US9906308B1 (en) * 2016-08-23 2018-02-27 Mitsubishi Electric Research Laboratories, Inc. Methods for compensation of cross-polarization modulation (XPolM) impairments in coherent optical communications
CN106407140B (zh) * 2016-09-05 2019-06-11 华为技术有限公司 数据处理方法及装置
US10505583B2 (en) 2016-12-19 2019-12-10 Futurewei Technologies, Inc. Crosstalk channel estimation for legacy CPE
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CN110752863B (zh) * 2019-10-25 2021-07-20 中国人民解放军空军工程大学航空机务士官学校 一种多线间单粒子串扰的估计方法

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ES2188373B1 (es) * 2001-05-25 2004-10-16 Diseño De Sistemas En Silencio, S.A. Procedimiento de optimizacion de la comunicacion para sistema de transmision digital ofdm multiusuario sobre red electrica.
US7742387B2 (en) * 2005-04-12 2010-06-22 New Wire Systems, Inc. Cancellation of crosstalk energy in communication loops
EP2055014B1 (de) 2006-08-25 2013-03-06 Ikanos Technology Ltd. Systeme und verfahren für mimo-vorkodierung in einem xdsl-system
WO2008124195A1 (en) * 2007-04-10 2008-10-16 Ikanos Communications, Inc. Method and apparatus for crosstalk estimation
EP1998466A1 (de) * 2007-05-29 2008-12-03 Nokia Siemens Networks Oy Verfahren und Vorrichtung zur Verarbeitung von Daten und Kommunikationssystem mit einer derartigen Vorrichtung
US7843949B2 (en) * 2007-08-17 2010-11-30 Lantiq Deutschland Gmbh Communication apparatus and method with changing composition of a vectored group
EP2046004A1 (de) * 2007-10-03 2009-04-08 Alcatel Lucent Verfahren und Vorrichtung zur Übersprechungsbeurteilung
US8300518B2 (en) * 2008-04-01 2012-10-30 Alcatel Lucent Fast seamless joining of channels in a multi-channel communication system
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US8630383B2 (en) * 2008-08-22 2014-01-14 Alcatel Lucent Communication system for transmitting sync-flags and pilot symbols and method thereof

Also Published As

Publication number Publication date
EP2136477B1 (de) 2011-08-03
CN101645754B (zh) 2013-10-16
KR101498005B1 (ko) 2015-03-03
CN101645754A (zh) 2010-02-10
US20090310502A1 (en) 2009-12-17
WO2009152992A1 (en) 2009-12-23
US8018868B2 (en) 2011-09-13
EP2136477A1 (de) 2009-12-23
KR20110030578A (ko) 2011-03-23

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