IT1117429B - ARRANGEMENT OF CONNECTIONS FOR THE DETECTION AND EVALUATION OF CHANGES IN THE STATE OF DOUBLES IN TELECOMMUNICATIONS SYSTEMS IN PARTICULAR WAY IN CENTRALLY COMMANDED TELEPHONE SYSTEMS - Google Patents

ARRANGEMENT OF CONNECTIONS FOR THE DETECTION AND EVALUATION OF CHANGES IN THE STATE OF DOUBLES IN TELECOMMUNICATIONS SYSTEMS IN PARTICULAR WAY IN CENTRALLY COMMANDED TELEPHONE SYSTEMS

Info

Publication number
IT1117429B
IT1117429B IT49910/79A IT4991079A IT1117429B IT 1117429 B IT1117429 B IT 1117429B IT 49910/79 A IT49910/79 A IT 49910/79A IT 4991079 A IT4991079 A IT 4991079A IT 1117429 B IT1117429 B IT 1117429B
Authority
IT
Italy
Prior art keywords
systems
doubles
centrally
connections
evaluation
Prior art date
Application number
IT49910/79A
Other languages
Italian (it)
Other versions
IT7949910A0 (en
Original Assignee
Telefonbau & 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 & Normalzeit Gmbh filed Critical Telefonbau & Normalzeit Gmbh
Publication of IT7949910A0 publication Critical patent/IT7949910A0/en
Application granted granted Critical
Publication of IT1117429B publication Critical patent/IT1117429B/en

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
IT49910/79A 1978-08-10 1979-07-31 ARRANGEMENT OF CONNECTIONS FOR THE DETECTION AND EVALUATION OF CHANGES IN THE STATE OF DOUBLES IN TELECOMMUNICATIONS SYSTEMS IN PARTICULAR WAY IN CENTRALLY COMMANDED TELEPHONE SYSTEMS IT1117429B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2834995A DE2834995C3 (en) 1978-08-10 1978-08-10 Circuit arrangement for recognizing and evaluating loop status changes in centrally controlled telecommunications, in particular telephone switching systems

Publications (2)

Publication Number Publication Date
IT7949910A0 IT7949910A0 (en) 1979-07-31
IT1117429B true IT1117429B (en) 1986-02-17

Family

ID=6046656

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49910/79A IT1117429B (en) 1978-08-10 1979-07-31 ARRANGEMENT OF CONNECTIONS FOR THE DETECTION AND EVALUATION OF CHANGES IN THE STATE OF DOUBLES IN TELECOMMUNICATIONS SYSTEMS IN PARTICULAR WAY IN CENTRALLY COMMANDED TELEPHONE SYSTEMS

Country Status (5)

Country Link
AT (1) AT374997B (en)
BE (1) BE878165A (en)
DE (1) DE2834995C3 (en)
ES (1) ES477898A1 (en)
IT (1) IT1117429B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5416832A (en) * 1992-06-05 1995-05-16 Nec Corporation Call detection control apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2744124A1 (en) * 1977-09-30 1979-04-05 Siemens Ag Interrogate system for telephone exchange - allows shared interrogate device to be increased in capacity, using several connections and specific switching devices

Also Published As

Publication number Publication date
DE2834995C3 (en) 1981-08-20
ATA759278A (en) 1983-10-15
ES477898A1 (en) 1979-08-01
IT7949910A0 (en) 1979-07-31
DE2834995B2 (en) 1980-10-16
BE878165A (en) 1979-12-03
DE2834995A1 (en) 1980-02-14
AT374997B (en) 1984-06-25

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