GB1275210A - Electric interface unit - Google Patents

Electric interface unit

Info

Publication number
GB1275210A
GB1275210A GB2978970A GB2978970A GB1275210A GB 1275210 A GB1275210 A GB 1275210A GB 2978970 A GB2978970 A GB 2978970A GB 2978970 A GB2978970 A GB 2978970A GB 1275210 A GB1275210 A GB 1275210A
Authority
GB
United Kingdom
Prior art keywords
computer
junctor
relays
fault
control word
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
GB2978970A
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Publication of GB1275210A publication Critical patent/GB1275210A/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
    • H04Q3/545—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker in which the logic circuitry controlling the exchange is centralised using a stored programme

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Electronic Switches (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Logic Circuits (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
GB2978970A 1969-06-20 1970-06-19 Electric interface unit Expired GB1275210A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR6920698A FR2055839A5 (enExample) 1969-06-20 1969-06-20

Publications (1)

Publication Number Publication Date
GB1275210A true GB1275210A (en) 1972-05-24

Family

ID=9036093

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2978970A Expired GB1275210A (en) 1969-06-20 1970-06-19 Electric interface unit

Country Status (6)

Country Link
AU (1) AU1657870A (enExample)
CH (1) CH537682A (enExample)
DE (1) DE2029775C3 (enExample)
ES (1) ES380990A1 (enExample)
FR (1) FR2055839A5 (enExample)
GB (1) GB1275210A (enExample)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1042664B (de) * 1956-12-08 1958-11-06 Merk Ag Telefonbau Friedrich Anordnung zur Einspeicherung einer Folge von Impulsen
BE625636A (enExample) * 1961-04-25
DE1213008B (de) * 1962-08-13 1966-03-24 Siemens Ag Schaltungsanordnung zum Abfragen von Abschlussschaltungen in Vermittlungssystemen
BE639638A (enExample) * 1962-11-07
US3281539A (en) * 1963-07-16 1966-10-25 Bell Telephone Labor Inc Control system for communication switching systems
SE310008B (enExample) * 1965-06-30 1969-04-14 Ericsson Telefon Ab L M
DE1253324B (de) * 1965-12-01 1967-11-02 Standard Elektrik Lorenz Ag Schaltungsanordnung fuer eine Anzahl von Funktionseinheiten mit zentraler Logik, in Fernmelde-, insbesondere Fernsprechvermittlungsanlagen

Also Published As

Publication number Publication date
AU1657870A (en) 1971-12-29
ES380990A1 (es) 1972-10-16
DE2029775B2 (enExample) 1973-09-27
FR2055839A5 (enExample) 1971-05-14
DE2029775C3 (de) 1981-09-24
DE2029775A1 (de) 1971-02-11
CH537682A (fr) 1973-05-31

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Legal Events

Date Code Title Description
PS Patent sealed
435 Patent endorsed 'licences of right' on the date specified (sect. 35/1949)
PCNP Patent ceased through non-payment of renewal fee