CA2369858A1 - Systeme et procede de mesures asymetriques servant a determiner la constitution d'une boucle d'abonne - Google Patents

Systeme et procede de mesures asymetriques servant a determiner la constitution d'une boucle d'abonne Download PDF

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Publication number
CA2369858A1
CA2369858A1 CA002369858A CA2369858A CA2369858A1 CA 2369858 A1 CA2369858 A1 CA 2369858A1 CA 002369858 A CA002369858 A CA 002369858A CA 2369858 A CA2369858 A CA 2369858A CA 2369858 A1 CA2369858 A1 CA 2369858A1
Authority
CA
Canada
Prior art keywords
loop
discontinuity
determining
echoes
measurement method
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.)
Granted
Application number
CA002369858A
Other languages
English (en)
Other versions
CA2369858C (fr
Inventor
Stefano Galli
David L. Waring
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.)
Intellectual Ventures II LLC
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2369858A1 publication Critical patent/CA2369858A1/fr
Application granted granted Critical
Publication of CA2369858C publication Critical patent/CA2369858C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/24—Testing correct operation
    • 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
    • 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
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • 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
    • H04M3/08—Indicating faults in circuits or apparatus
    • H04M3/085—Fault locating arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
CA002369858A 1999-06-25 2000-06-19 Systeme et procede de mesures asymetriques servant a determiner la constitution d'une boucle d'abonne Expired - Lifetime CA2369858C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US14112199P 1999-06-25 1999-06-25
US60/141,121 1999-06-25
PCT/US2000/016865 WO2001001158A1 (fr) 1999-06-25 2000-06-19 Systeme et procede de mesures asymetriques servant a determiner la constitution d'une boucle d'abonne

Publications (2)

Publication Number Publication Date
CA2369858A1 true CA2369858A1 (fr) 2001-01-04
CA2369858C CA2369858C (fr) 2006-02-21

Family

ID=22494251

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002369858A Expired - Lifetime CA2369858C (fr) 1999-06-25 2000-06-19 Systeme et procede de mesures asymetriques servant a determiner la constitution d'une boucle d'abonne

Country Status (3)

Country Link
EP (1) EP1247110A4 (fr)
CA (1) CA2369858C (fr)
WO (1) WO2001001158A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116520270A (zh) * 2023-07-04 2023-08-01 四川天中星航空科技有限公司 一种基于评估模型的雷达电子战测试方法

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE332593T1 (de) 2000-01-07 2006-07-15 Aware Inc Verfahren und vorrichtung zur bestimmung der leitungslänge und der brückenabgrifflange von in einer übertragunsleitung
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
ES2270967T3 (es) * 2001-04-02 2007-04-16 Alcatel Metodo y aparato para la identificacion de una red de acceso a traves de mediciones de 1-puerto.
US20030002658A1 (en) * 2001-04-19 2003-01-02 Aware, Inc. Forward model computation in single-ended time domain loop characterization using ABCD-matrix theory of transmission lines
EP1382188A2 (fr) 2001-04-26 2004-01-21 Aware, Inc. Systemes et procedes de caracterisation de boucle a partir de mesures doubles
US6876725B2 (en) * 2001-05-09 2005-04-05 Centillium Communications, Inc. Single ended line probing in DSL system
JP2003244034A (ja) * 2002-02-15 2003-08-29 Matsushita Electric Ind Co Ltd 伝送路におけるケーブル組の検査方法及びその装置、ケーブル組の選択方法
ATE496431T1 (de) 2002-07-26 2011-02-15 Alcatel Lucent Datenverarbeitungssystem zum intepretieren von reflexionsmessungsinformation
ATE375032T1 (de) * 2002-08-05 2007-10-15 Alcatel Lucent Teilnehmeranschlusslokalisierung in einem teilnehmeranschluss auf der basis von messungen des reflexionszeitbereichs
ES2256428T3 (es) * 2002-10-18 2006-07-16 Alcatel Procesamiento de señal para estimar los atributos de una linea de transmision.
US7010441B2 (en) * 2003-05-15 2006-03-07 Telcordia Technologies, Inc. Method and system for improved single-ended loop make-up identification
WO2006129999A1 (fr) * 2005-05-31 2006-12-07 Snap-On Incorporated Systeme de surveillance de bus reseau
EP2103170B1 (fr) 2006-12-29 2018-02-21 Telecom Italia S.p.A. Procédé pour l'analyse de statut d'une ligne d'abonné, dans le but de prendre en charge des services de télécommunications à large bande
JP4621266B2 (ja) 2008-03-25 2011-01-26 富士通株式会社 測定方法、エコー発生箇所特定方法、測定装置、およびエコー発生箇所特定装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4630228A (en) * 1982-06-28 1986-12-16 Systron-Donner Corporation Transmission line analyzer for automatically identifying the severities and locations of multiple mismatches
DE4220410C1 (de) * 1992-06-19 1993-11-25 Siemens Ag Verfahren zum Bestimmen eines Fehlers auf einer elektrischen Übertragungsleitung
US5369366A (en) * 1993-02-12 1994-11-29 Cable Repair Systems Corporation Method of finding faults in a branched electrical distribution circuit
US6091713A (en) * 1998-04-13 2000-07-18 Telcordia Technologies, Inc. Method and system for estimating the ability of a subscriber loop to support broadband services
US6292539B1 (en) * 1998-05-29 2001-09-18 Verizon Laboratories Inc. Method and apparatus for digital subscriber loop qualification

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116520270A (zh) * 2023-07-04 2023-08-01 四川天中星航空科技有限公司 一种基于评估模型的雷达电子战测试方法
CN116520270B (zh) * 2023-07-04 2023-09-05 四川天中星航空科技有限公司 一种基于评估模型的雷达电子战测试方法

Also Published As

Publication number Publication date
EP1247110A1 (fr) 2002-10-09
CA2369858C (fr) 2006-02-21
EP1247110A4 (fr) 2006-08-09
WO2001001158A1 (fr) 2001-01-04

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