HK1112131A1 - Double-ended line probing (delp) for dsl systems - Google Patents

Double-ended line probing (delp) for dsl systems

Info

Publication number
HK1112131A1
HK1112131A1 HK08106455.7A HK08106455A HK1112131A1 HK 1112131 A1 HK1112131 A1 HK 1112131A1 HK 08106455 A HK08106455 A HK 08106455A HK 1112131 A1 HK1112131 A1 HK 1112131A1
Authority
HK
Hong Kong
Prior art keywords
delp
double
dsl systems
line probing
ended line
Prior art date
Application number
HK08106455.7A
Other languages
English (en)
Inventor
Nima Ferdosi
Jalil Kamali
Original Assignee
Ikanos Comm Inc
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 Ikanos Comm Inc filed Critical Ikanos Comm Inc
Publication of HK1112131A1 publication Critical patent/HK1112131A1/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/08—Indicating faults in circuits or apparatus
    • H04M3/085—Fault locating arrangements
    • 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
    • H04M3/28—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor
    • H04M3/30—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop
    • H04M3/305—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop testing of physical copper line parameters, e.g. capacitance or resistance
    • H04M3/306—Automatic routine testing ; Fault testing; Installation testing; Test methods, test equipment or test arrangements therefor for subscriber's lines, for the local loop testing of physical copper line parameters, e.g. capacitance or resistance for frequencies above the voice frequency, e.g. xDSL line qualification
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/22—Arrangements for supervision, monitoring or testing
    • H04M3/2209—Arrangements for supervision, monitoring or testing for lines also used for data transmission

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Telephonic Communication Services (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
HK08106455.7A 2005-04-08 2008-06-11 Double-ended line probing (delp) for dsl systems HK1112131A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/101,945 US7623630B2 (en) 2005-04-08 2005-04-08 Double-ended line probing (DELP) for DSL systems
PCT/US2006/012544 WO2006110403A2 (fr) 2005-04-08 2006-04-04 Sondage de ligne a extremite double (delp) pour des systemes dsl

Publications (1)

Publication Number Publication Date
HK1112131A1 true HK1112131A1 (en) 2008-08-22

Family

ID=37083177

Family Applications (1)

Application Number Title Priority Date Filing Date
HK08106455.7A HK1112131A1 (en) 2005-04-08 2008-06-11 Double-ended line probing (delp) for dsl systems

Country Status (5)

Country Link
US (1) US7623630B2 (fr)
EP (1) EP1867145B1 (fr)
JP (1) JP4759047B2 (fr)
HK (1) HK1112131A1 (fr)
WO (1) WO2006110403A2 (fr)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8031761B2 (en) * 2003-12-07 2011-10-04 Adaptive Spectrum And Signal Alignment, Inc. Adaptive margin and band control
WO2006078934A2 (fr) * 2005-01-18 2006-07-27 Tollgrade Communications, Inc. Appareil et procede permettant de mesurer de maniere asymetrique une perte d'insertion de ligne
CN102099779B (zh) 2005-10-04 2014-05-21 适应性频谱和信号校正股份有限公司 Dsl系统
US7606145B2 (en) * 2005-11-29 2009-10-20 Sbc Knowledge Ventures, L.P. Dual-mode broadband modem
EP2074808B1 (fr) * 2006-10-20 2013-10-09 Telefonaktiebolaget LM Ericsson (publ) Procédé et agencement pour une qualification de boucle dans un système de ligne d'abonné numérique (dsl)
US8509389B2 (en) * 2007-03-07 2013-08-13 Ikanos Communications, Inc. Systems and methods for loop length estimation based on per-port calibration
CN101159777B (zh) * 2007-11-09 2011-02-09 华为技术有限公司 线路测量方法以及测量装置
CN101572569B (zh) * 2008-05-04 2013-01-23 华为技术有限公司 一种线路拓扑管理方法、系统及相关装置
US20100061434A1 (en) * 2008-09-07 2010-03-11 Conexant Systems, Inc. DSL Loop Topology Recognition Based on the Insertion Loss (Hlog) Measurements
JP5220928B2 (ja) * 2009-02-11 2013-06-26 テレフオンアクチーボラゲット エル エム エリクソン（パブル） 伝送回線分析方法およびデバイス
ES2384249B1 (es) * 2009-11-12 2013-06-11 Telefónica, S.A. Metodo de prediccion de caudal en accesos sobre linea digital asimetrica
CA2814529A1 (fr) * 2010-10-22 2012-04-26 Tollgrade Communications, Inc. Essai et surveillance d'ethernet sur cable coaxial, de stb et de couche physique integres
EP2675074B1 (fr) * 2012-06-13 2014-08-06 Alcatel Lucent Procédé et dispositif pour détecter un branchement en dérivation à l'intérieur d'une ligne de télécommunication

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2867802B2 (ja) * 1992-04-14 1999-03-10 日本電気株式会社 加入者線におけるブリッジタップ伝送線路位置特定方式
DE69938070T2 (de) * 1999-03-31 2009-01-15 Alcatel Lucent Verfahren und Anordnung zur Schätzung der Eigenschaften eines Übertragungskanal
US6895081B1 (en) * 1999-04-20 2005-05-17 Teradyne, Inc. Predicting performance of telephone lines for data services
US6177801B1 (en) * 1999-04-21 2001-01-23 Sunrise Telecom, Inc. Detection of bridge tap using frequency domain analysis
US6532277B2 (en) * 1999-11-12 2003-03-11 Qwest Communications International Inc. Method for controlling DSL transmission power
ES2407155T3 (es) * 2000-01-07 2013-06-12 Aware, Inc. Sistemas y métodos para la determinación de la longitud del bucle y la longitud de tomas puenteadas de una línea de transmisión
EP2267914A3 (fr) * 2000-01-07 2012-09-26 Aware, Inc. Systèmes et procédés pour déterminer la longueur d'une boucle et d'un branchement en dérivation d'une ligne de transmission
US6668041B2 (en) * 2001-05-09 2003-12-23 Centillium Communications, Inc. Single ended line probing in DSL system
US6801601B2 (en) * 2000-10-31 2004-10-05 Centillium Communications, Inc. Single ended line probing in DSL system using transformerless hybrid
US6829293B2 (en) * 2001-01-16 2004-12-07 Mindspeed Technologies, Inc. Method and apparatus for line probe signal processing
CA2441954A1 (fr) * 2001-04-26 2002-11-07 Aware, Inc. Systemes et procedes de caracterisation de boucle a partir de mesures doubles
US20030101206A1 (en) * 2001-07-31 2003-05-29 Graziano Michael J. Method and system for estimating a base-2 logarithm of a number
US20040267678A1 (en) * 2003-06-30 2004-12-30 Gao Xiao M Fuzzy logic impedance mismatch network for DSL qualification
US7809116B2 (en) * 2003-12-07 2010-10-05 Adaptive Spectrum And Signal Alignment, Inc. DSL system estimation including known DSL line scanning and bad splice detection capability

Also Published As

Publication number Publication date
EP1867145A2 (fr) 2007-12-19
WO2006110403A2 (fr) 2006-10-19
WO2006110403A3 (fr) 2008-02-14
JP2008536397A (ja) 2008-09-04
EP1867145B1 (fr) 2013-06-26
US7623630B2 (en) 2009-11-24
JP4759047B2 (ja) 2011-08-31
EP1867145A4 (fr) 2009-04-01
US20060227940A1 (en) 2006-10-12

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20170404