FR2335115A1 - Dispositif detecteur d'etat d'une ligne de telecommunication - Google Patents

Dispositif detecteur d'etat d'une ligne de telecommunication

Info

Publication number
FR2335115A1
FR2335115A1 FR7537659A FR7537659A FR2335115A1 FR 2335115 A1 FR2335115 A1 FR 2335115A1 FR 7537659 A FR7537659 A FR 7537659A FR 7537659 A FR7537659 A FR 7537659A FR 2335115 A1 FR2335115 A1 FR 2335115A1
Authority
FR
France
Prior art keywords
circuit
photo
line
detecting unit
set value
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
FR7537659A
Other languages
English (en)
Other versions
FR2335115B1 (fr
Inventor
Christian Canet
Lionel Guilleman
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.)
Radiotechnique Compelec RTC SA
Original Assignee
Radiotechnique Compelec RTC 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 Radiotechnique Compelec RTC SA filed Critical Radiotechnique Compelec RTC SA
Priority to FR7537659A priority Critical patent/FR2335115A1/fr
Publication of FR2335115A1 publication Critical patent/FR2335115A1/fr
Application granted granted Critical
Publication of FR2335115B1 publication Critical patent/FR2335115B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/0096—Trunk circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
FR7537659A 1975-12-09 1975-12-09 Dispositif detecteur d'etat d'une ligne de telecommunication Granted FR2335115A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7537659A FR2335115A1 (fr) 1975-12-09 1975-12-09 Dispositif detecteur d'etat d'une ligne de telecommunication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7537659A FR2335115A1 (fr) 1975-12-09 1975-12-09 Dispositif detecteur d'etat d'une ligne de telecommunication

Publications (2)

Publication Number Publication Date
FR2335115A1 true FR2335115A1 (fr) 1977-07-08
FR2335115B1 FR2335115B1 (fr) 1981-05-29

Family

ID=9163510

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7537659A Granted FR2335115A1 (fr) 1975-12-09 1975-12-09 Dispositif detecteur d'etat d'une ligne de telecommunication

Country Status (1)

Country Link
FR (1) FR2335115A1 (fr)

Also Published As

Publication number Publication date
FR2335115B1 (fr) 1981-05-29

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Legal Events

Date Code Title Description
ST Notification of lapse