ATE519281T1 - Vorrichtung und zugehöriges verfahren zur übersprechnungbeurteilung - Google Patents
Vorrichtung und zugehöriges verfahren zur übersprechnungbeurteilungInfo
- 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
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)
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) |
Families Citing this family (38)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2282409A4 (de) * | 2008-06-20 | 2012-01-11 | Huawei Tech Co Ltd | Methode, vorrichtung und system zur kanalschätzung |
US7801017B2 (en) * | 2008-08-22 | 2010-09-21 | Alcatel-Lucent Usa Inc. | Communication system for improved cross talk estimation and method thereof |
US8630383B2 (en) * | 2008-08-22 | 2014-01-14 | Alcatel Lucent | Communication system for transmitting sync-flags and pilot symbols and method thereof |
US8750492B2 (en) * | 2009-01-30 | 2014-06-10 | Futurewei Technologies, Inc. | Reducing the feedback overhead during crosstalk precoder initialization |
US8422541B2 (en) * | 2009-05-29 | 2013-04-16 | Alcatel Lucent | Channel estimation in a multi-channel communication system using pilot signals having quasi-orthogonal subpilots |
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 |
CN109995693A (zh) * | 2017-12-31 | 2019-07-09 | ***通信集团四川有限公司 | 抵消网线回传串扰方法、装置、设备及介质 |
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 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2357937B (en) * | 1999-12-23 | 2003-04-02 | Mitel Corp | DMT bit allocation with imperfect teq |
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 |
US8275054B2 (en) * | 2008-08-21 | 2012-09-25 | Lantiq Deutschland Gmbh | Methods and apparatuses for data transmission |
US8630383B2 (en) * | 2008-08-22 | 2014-01-14 | Alcatel Lucent | Communication system for transmitting sync-flags and pilot symbols and method thereof |
-
2008
- 2008-06-16 AT AT08290565T patent/ATE519281T1/de not_active IP Right Cessation
- 2008-06-16 EP EP08290565A patent/EP2136477B1/de active Active
-
2009
- 2009-06-10 US US12/457,412 patent/US8018868B2/en active Active
- 2009-06-12 WO PCT/EP2009/004226 patent/WO2009152992A1/en active Application Filing
- 2009-06-12 KR KR1020117000889A patent/KR101498005B1/ko active IP Right Grant
- 2009-06-16 CN CN2009101669943A patent/CN101645754B/zh active Active
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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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |