AU4381272A - Repeaterfault localisation system - Google Patents

Repeaterfault localisation system

Info

Publication number
AU4381272A
AU4381272A AU43812/72A AU4381272A AU4381272A AU 4381272 A AU4381272 A AU 4381272A AU 43812/72 A AU43812/72 A AU 43812/72A AU 4381272 A AU4381272 A AU 4381272A AU 4381272 A AU4381272 A AU 4381272A
Authority
AU
Australia
Prior art keywords
repeaterfault
localisation system
localisation
repeaterfault localisation
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
Application number
AU43812/72A
Other languages
English (en)
Inventor
Emile Francois Louis Le Roch
Robert Troncy
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.)
T R T
Telecommunications Radioelectriques et Telephoniques SA TRT
Original Assignee
T R T
Telecommunications Radioelectriques et Telephoniques SA TRT
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 T R T, Telecommunications Radioelectriques et Telephoniques SA TRT filed Critical T R T
Publication of AU4381272A publication Critical patent/AU4381272A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B17/00—Monitoring; Testing
    • H04B17/40—Monitoring; Testing of relay systems
    • H04B17/407—Monitoring; Testing of relay systems without selective localization
    • H04B17/408—Monitoring; Testing of relay systems without selective localization using successive loop-backs

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Amplifiers (AREA)
AU43812/72A 1971-06-24 1972-06-23 Repeaterfault localisation system Expired AU4381272A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR717122982A FR2142721B1 (enExample) 1971-06-24 1971-06-24

Publications (1)

Publication Number Publication Date
AU4381272A true AU4381272A (en) 1974-01-03

Family

ID=9079204

Family Applications (1)

Application Number Title Priority Date Filing Date
AU43812/72A Expired AU4381272A (en) 1971-06-24 1972-06-23 Repeaterfault localisation system

Country Status (8)

Country Link
US (1) US3758728A (enExample)
JP (1) JPS5331331B1 (enExample)
AU (1) AU4381272A (enExample)
BE (1) BE785285A (enExample)
CA (1) CA982681A (enExample)
DE (1) DE2227341A1 (enExample)
FR (1) FR2142721B1 (enExample)
GB (1) GB1391364A (enExample)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4002847A (en) * 1975-12-29 1977-01-11 Bell Telephone Laboratories, Incorporated Fault isolation in a serial-looped transmission system
DE3000371C2 (de) * 1980-01-07 1981-10-01 Siemens AG, 1000 Berlin und 8000 München Übertragungsstrecke für digitale Signale
JPS5929472U (ja) * 1982-08-18 1984-02-23 神菱電機製造株式会社 ロ−タリ−式ガス電動コツクの表示機構
JPS61139371U (enExample) * 1985-02-19 1986-08-29
US5191595A (en) * 1991-04-12 1993-03-02 Telecommunications Techniques Corporation T1 digital communications system for in-service detection and identification of malfunctioning repeaters
KR0143113B1 (ko) * 1995-08-18 1998-08-01 김광호 중계 전송로에서 급전 불 평형 감지회로
US5862200A (en) * 1996-07-16 1999-01-19 Teltrend, Inc. Ground fault detector for T1 span equipment
US5887050A (en) * 1997-05-09 1999-03-23 Siemens Building Technologies, Inc. Repeater apparatus having isolation circuit
WO1999053627A1 (en) 1998-04-10 1999-10-21 Chrimar Systems, Inc. Doing Business As Cms Technologies System for communicating with electronic equipment on a network

Also Published As

Publication number Publication date
BE785285A (fr) 1972-12-22
GB1391364A (en) 1975-04-23
JPS5331331B1 (enExample) 1978-09-01
FR2142721B1 (enExample) 1973-06-29
FR2142721A1 (enExample) 1973-02-02
US3758728A (en) 1973-09-11
DE2227341A1 (de) 1973-01-11
CA982681A (en) 1976-01-27

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