ES475642A1 - Disposicion de circuito para la vigilancia del tiempo de es-tados de ocupacion en centrales de telecomunicacion - Google Patents

Disposicion de circuito para la vigilancia del tiempo de es-tados de ocupacion en centrales de telecomunicacion

Info

Publication number
ES475642A1
ES475642A1 ES475642A ES475642A ES475642A1 ES 475642 A1 ES475642 A1 ES 475642A1 ES 475642 A ES475642 A ES 475642A ES 475642 A ES475642 A ES 475642A ES 475642 A1 ES475642 A1 ES 475642A1
Authority
ES
Spain
Prior art keywords
monitored
duration
circuit
monitoring
busy
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
ES475642A
Other languages
English (en)
Spanish (es)
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.)
Tenovis GmbH and Co KG
Original Assignee
Telefonbau und Normalzeit GmbH
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 Telefonbau und Normalzeit GmbH filed Critical Telefonbau und Normalzeit GmbH
Publication of ES475642A1 publication Critical patent/ES475642A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/42—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker
    • H04Q3/54—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/08—Indicating faults in circuits or apparatus
    • H04M3/14—Signalling existence of persistent "off-hook" condition

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Debugging And Monitoring (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
ES475642A 1977-12-07 1978-11-01 Disposicion de circuito para la vigilancia del tiempo de es-tados de ocupacion en centrales de telecomunicacion Expired ES475642A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772754404 DE2754404C3 (de) 1977-12-07 1977-12-07 Schaltungsanordnung zur zeitlichen Überwachung von Belegungszustanden in Fernmelde-, insbesondere Fernsprechvermittlungsanlagen

Publications (1)

Publication Number Publication Date
ES475642A1 true ES475642A1 (es) 1979-04-01

Family

ID=6025467

Family Applications (1)

Application Number Title Priority Date Filing Date
ES475642A Expired ES475642A1 (es) 1977-12-07 1978-11-01 Disposicion de circuito para la vigilancia del tiempo de es-tados de ocupacion en centrales de telecomunicacion

Country Status (7)

Country Link
EP (1) EP0002249A1 (enExample)
AT (1) ATA870478A (enExample)
AU (1) AU522402B2 (enExample)
BE (1) BE48T1 (enExample)
DE (1) DE2754404C3 (enExample)
ES (1) ES475642A1 (enExample)
FR (1) FR2446042A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3006498C2 (de) * 1980-02-21 1983-06-09 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Verfahren zur Freischaltung fälschlich belegter, den Verbindungssätzen zugeordneter Speicherzellen in Fernsprech-, insbesondere Fernsprechnebenstellenanlagen
DE3011850A1 (de) * 1980-03-27 1981-10-01 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Schaltungsanordnung zur zeitlichen ueberwachung von belegungszustaenden in fernmelde-, insbesondere fernsprechvermittlungsanlagen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE760086A (fr) * 1969-12-09 1971-06-09 Siemens Ag Procede et installation pour le controle de communications d'informations au point de vue du signe de fin dans les installationsde telecommunication a commande centrale
DE2201329A1 (de) * 1972-01-12 1973-07-19 Standard Elek K Lorenz Ag Schaltungsanordnung zum gleichzeitigen abmessen mehrerer unterschiedlich langer zeitraeume
US3825693A (en) * 1972-09-25 1974-07-23 Tele Resources Inc Time division multiplex branch exchange
US3821718A (en) * 1972-10-25 1974-06-28 Gte Automatic Electric Lab Inc Trunk timer with exact time feature

Also Published As

Publication number Publication date
DE2754404B2 (de) 1979-10-04
AU522402B2 (en) 1982-06-03
FR2446042A1 (enExample) 1980-08-01
ATA870478A (de) 1984-09-15
AU4163678A (en) 1979-06-14
EP0002249A1 (de) 1979-06-13
DE2754404C3 (de) 1980-06-12
DE2754404A1 (de) 1979-06-13
BE48T1 (fr) 1980-03-21

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