AU7189591A - Telecommunications line test system - Google Patents

Telecommunications line test system

Info

Publication number
AU7189591A
AU7189591A AU71895/91A AU7189591A AU7189591A AU 7189591 A AU7189591 A AU 7189591A AU 71895/91 A AU71895/91 A AU 71895/91A AU 7189591 A AU7189591 A AU 7189591A AU 7189591 A AU7189591 A AU 7189591A
Authority
AU
Australia
Prior art keywords
line
component
circuit
volts
threshold voltage
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.)
Abandoned
Application number
AU71895/91A
Other languages
English (en)
Inventor
Alexandru S Gliga
Lucjan Sniadower
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.)
Raychem SA
Original Assignee
Raychem NV SA
Raychem 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 Raychem NV SA, Raychem SA filed Critical Raychem NV SA
Publication of AU7189591A publication Critical patent/AU7189591A/en
Abandoned legal-status Critical Current

Links

Classifications

    • 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
    • H04M3/301—Circuit arrangements at the subscriber's side of the line
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
AU71895/91A 1990-01-31 1991-01-30 Telecommunications line test system Abandoned AU7189591A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB9002171 1990-01-31
GB909002171A GB9002171D0 (en) 1990-01-31 1990-01-31 Maintenance telecommunications unit

Publications (1)

Publication Number Publication Date
AU7189591A true AU7189591A (en) 1991-08-21

Family

ID=10670198

Family Applications (1)

Application Number Title Priority Date Filing Date
AU71895/91A Abandoned AU7189591A (en) 1990-01-31 1991-01-30 Telecommunications line test system

Country Status (10)

Country Link
EP (1) EP0513101A1 (ja)
JP (1) JPH05504452A (ja)
KR (1) KR920704487A (ja)
AU (1) AU7189591A (ja)
BR (1) BR9105973A (ja)
CA (1) CA2073764A1 (ja)
FI (1) FI923435A0 (ja)
GB (1) GB9002171D0 (ja)
LV (1) LV10552B (ja)
WO (1) WO1991011872A1 (ja)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6895081B1 (en) 1999-04-20 2005-05-17 Teradyne, Inc. Predicting performance of telephone lines for data services
GB2355361B (en) 1999-06-23 2004-04-14 Teradyne Inc Qualifying telephone lines for data transmission
EP1260085A2 (en) * 2000-02-24 2002-11-27 Teradyne, Inc. Method and apparatus for termination detection in an adsl environment
GB0005227D0 (en) 2000-03-03 2000-04-26 Teradyne Inc Technique for estimatio of insertion loss
GB2365253B (en) 2000-07-19 2004-06-16 Teradyne Inc Method of performing insertion loss estimation
US7042983B2 (en) 2000-10-19 2006-05-09 Teradyne, Inc. Method and apparatus for bridged tap impact analysis
US7386039B2 (en) 2003-09-26 2008-06-10 Tollgrade Communications, Inc. Method and apparatus for identifying faults in a broadband network

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4415779A (en) * 1981-06-15 1983-11-15 Western Electric Company, Inc. Methods of and apparatus for testing telephone subscriber loop to locate a fault relative to a reference point
DE3148740C2 (de) * 1981-12-05 1985-04-11 Fritz Kuke Kg, 1000 Berlin Abschluß für Fernsprechleitungen

Also Published As

Publication number Publication date
LV10552A (lv) 1995-02-20
CA2073764A1 (en) 1991-08-01
FI923435A (fi) 1992-07-30
GB9002171D0 (en) 1990-03-28
BR9105973A (pt) 1992-11-03
KR920704487A (ko) 1992-12-19
EP0513101A1 (en) 1992-11-19
FI923435A0 (fi) 1992-07-30
LV10552B (en) 1995-04-20
WO1991011872A1 (en) 1991-08-08
JPH05504452A (ja) 1993-07-08

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