GB954082A - Improvements in or relating to automatic telephone exchange apparatus - Google Patents

Improvements in or relating to automatic telephone exchange apparatus

Info

Publication number
GB954082A
GB954082A GB24668/61A GB2466861A GB954082A GB 954082 A GB954082 A GB 954082A GB 24668/61 A GB24668/61 A GB 24668/61A GB 2466861 A GB2466861 A GB 2466861A GB 954082 A GB954082 A GB 954082A
Authority
GB
United Kingdom
Prior art keywords
pulse
state
generator
line
core
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
GB24668/61A
Other languages
English (en)
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.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries Ltd
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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB954082A publication Critical patent/GB954082A/en
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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Interface Circuits In Exchanges (AREA)
  • Telephonic Communication Services (AREA)
  • Monitoring And Testing Of Exchanges (AREA)
GB24668/61A 1960-07-12 1961-07-07 Improvements in or relating to automatic telephone exchange apparatus Expired GB954082A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL253715 1960-07-12

Publications (1)

Publication Number Publication Date
GB954082A true GB954082A (en) 1964-04-02

Family

ID=19752461

Family Applications (1)

Application Number Title Priority Date Filing Date
GB24668/61A Expired GB954082A (en) 1960-07-12 1961-07-07 Improvements in or relating to automatic telephone exchange apparatus

Country Status (4)

Country Link
US (1) US3201519A (en, 2012)
DE (1) DE1137085B (en, 2012)
GB (1) GB954082A (en, 2012)
NL (1) NL253715A (en, 2012)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1025251A (en) * 1961-12-05 1966-04-06 Hitachi Ltd Number translators
GB1023344A (en) * 1963-10-31 1966-03-23 Ericsson Telephones Ltd Telecommunication line class identifier
DE1249943B (de) * 1963-12-30 1967-09-14 International Standard Electric Corporation, New York, N. Y. (V. St. A.) Schaltungsanordnung für zeitmultiplexgesteuerte Datenverarbeitungsanlagen, insbesondere für Fernsprechvermittlungsanlagen
US3391251A (en) * 1965-01-11 1968-07-02 Int Standard Electric Corp Cam operated pulse transmitting device
DE1261899B (de) * 1966-02-08 1968-02-29 Siemens Ag Schaltungsanordnung fuer Fernmelde-, insbesondere Fernsprechanlagen mit zentraler Gebuehrenerfassung
DE1284470C2 (de) * 1967-01-25 1978-08-31 Standard Elektrik Lorenz Ag, 7000 Stuttgart-Zuffenhausen Abtasteinrichtung fuer zentral gesteuerte fernmelde-, insbesondere fernsprechvermittlungsanlagen
DE1562232C2 (de) * 1968-03-07 1974-01-10 Siemens Ag, 1000 Berlin U. 8000 Muenchen Anordnung zur zentralen Erfassung und Auswertung von in Anschlußeinrichtungen einlaufenden Informationen für zentral gesteuerte vermittlungs-, insbesondere Fernsprechvermittlungsanlagen
DE2641913C2 (de) * 1976-09-17 1985-03-21 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zur zyklischen Abfrage einer Vielzahl von Leitungen

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2904636A (en) * 1955-12-22 1959-09-15 Bell Telephone Labor Inc Telephone circuit using magnetic cores
GB856925A (en) * 1955-12-29 1960-12-21 Post Office Improvements in or relating to electric pulse train generating systems
US2952742A (en) * 1956-05-31 1960-09-13 Nippon Telegraph & Telephone Dial impulse register
US2912511A (en) * 1956-08-24 1959-11-10 Bell Telephone Labor Inc Translator using diodes and transformers

Also Published As

Publication number Publication date
NL253715A (en, 2012)
US3201519A (en) 1965-08-17
DE1137085B (de) 1962-09-27

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