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FR2830385B1 - METHOD AND DEVICE FOR DETECTING AND LOCATING A SYMMETRY FAULT ON A TELEPHONE LINE - Google Patents

METHOD AND DEVICE FOR DETECTING AND LOCATING A SYMMETRY FAULT ON A TELEPHONE LINE

Info

Publication number
FR2830385B1
FR2830385B1 FR0112630A FR0112630A FR2830385B1 FR 2830385 B1 FR2830385 B1 FR 2830385B1 FR 0112630 A FR0112630 A FR 0112630A FR 0112630 A FR0112630 A FR 0112630A FR 2830385 B1 FR2830385 B1 FR 2830385B1
Authority
FR
France
Prior art keywords
locating
detecting
telephone line
fault
symmetry
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.)
Expired - Fee Related
Application number
FR0112630A
Other languages
French (fr)
Other versions
FR2830385A1 (en
Inventor
Daniel Gardan
Rabah Tarafi
Cozic Herve Le
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.)
Orange SA
Original Assignee
France Telecom SA
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 France Telecom SA filed Critical France Telecom SA
Priority to FR0112630A priority Critical patent/FR2830385B1/en
Priority to PCT/FR2002/003277 priority patent/WO2003030392A1/en
Publication of FR2830385A1 publication Critical patent/FR2830385A1/en
Application granted granted Critical
Publication of FR2830385B1 publication Critical patent/FR2830385B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/738—Interface circuits for coupling substations to external telephone lines
    • H04M1/74—Interface circuits for coupling substations to external telephone lines with means for reducing interference; with means for reducing effects due to line faults
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Locating Faults (AREA)
FR0112630A 2001-10-01 2001-10-01 METHOD AND DEVICE FOR DETECTING AND LOCATING A SYMMETRY FAULT ON A TELEPHONE LINE Expired - Fee Related FR2830385B1 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0112630A FR2830385B1 (en) 2001-10-01 2001-10-01 METHOD AND DEVICE FOR DETECTING AND LOCATING A SYMMETRY FAULT ON A TELEPHONE LINE
PCT/FR2002/003277 WO2003030392A1 (en) 2001-10-01 2002-09-26 Method and device for detecting and locating a symmetry defect on a telephone line

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0112630A FR2830385B1 (en) 2001-10-01 2001-10-01 METHOD AND DEVICE FOR DETECTING AND LOCATING A SYMMETRY FAULT ON A TELEPHONE LINE

Publications (2)

Publication Number Publication Date
FR2830385A1 FR2830385A1 (en) 2003-04-04
FR2830385B1 true FR2830385B1 (en) 2006-11-10

Family

ID=8867819

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0112630A Expired - Fee Related FR2830385B1 (en) 2001-10-01 2001-10-01 METHOD AND DEVICE FOR DETECTING AND LOCATING A SYMMETRY FAULT ON A TELEPHONE LINE

Country Status (2)

Country Link
FR (1) FR2830385B1 (en)
WO (1) WO2003030392A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005050341B4 (en) 2005-10-20 2010-03-04 Nokia Siemens Networks Gmbh & Co.Kg Method and device for checking a subscriber line

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5947500B2 (en) * 1980-04-04 1984-11-19 日本電信電話株式会社 Communication cable line noise measurement device
FR2556102B1 (en) * 1983-12-01 1986-05-16 Laplenie Bernard APPARATUS FOR MEASURING THE IMPEDANCE SYMMETRY IN RELATION TO THE EARTH OF SYMMETRIC PA TELECOMMUNICATION EQUIPMENT
GB2269073B (en) * 1992-07-23 1996-06-19 Northern Telecom Ltd Remote line tester

Also Published As

Publication number Publication date
WO2003030392A1 (en) 2003-04-10
FR2830385A1 (en) 2003-04-04

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20120629