GB1552812A - Automatic telecommunication exchangers - Google Patents

Automatic telecommunication exchangers

Info

Publication number
GB1552812A
GB1552812A GB40184/76A GB4018476A GB1552812A GB 1552812 A GB1552812 A GB 1552812A GB 40184/76 A GB40184/76 A GB 40184/76A GB 4018476 A GB4018476 A GB 4018476A GB 1552812 A GB1552812 A GB 1552812A
Authority
GB
United Kingdom
Prior art keywords
exchangers
automatic telecommunication
telecommunication
automatic
telecommunication exchangers
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
GB40184/76A
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Priority to GB40184/76A priority Critical patent/GB1552812A/en
Priority to ZA00773765A priority patent/ZA773765B/en
Priority to BE2056292A priority patent/BE859105A/en
Priority to FR7729169A priority patent/FR2365923A1/en
Publication of GB1552812A publication Critical patent/GB1552812A/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
    • H04Q3/54575—Software application
    • H04Q3/54591—Supervision, e.g. fault localisation, traffic measurements, avoiding errors, failure recovery, monitoring, statistical analysis

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
GB40184/76A 1976-09-28 1976-09-28 Automatic telecommunication exchangers Expired GB1552812A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB40184/76A GB1552812A (en) 1976-09-28 1976-09-28 Automatic telecommunication exchangers
ZA00773765A ZA773765B (en) 1976-09-28 1977-06-23 Improvements in or relating to automatic telecommunication exchanges
BE2056292A BE859105A (en) 1976-09-28 1977-09-28 IMPROVEMENTS RELATING TO AUTOMATIC TELEPHONE CENTERS
FR7729169A FR2365923A1 (en) 1976-09-28 1977-09-28 IMPROVEMENTS RELATING TO AUTOMATIC TELEPHONE CENTERS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB40184/76A GB1552812A (en) 1976-09-28 1976-09-28 Automatic telecommunication exchangers

Publications (1)

Publication Number Publication Date
GB1552812A true GB1552812A (en) 1979-09-19

Family

ID=10413623

Family Applications (1)

Application Number Title Priority Date Filing Date
GB40184/76A Expired GB1552812A (en) 1976-09-28 1976-09-28 Automatic telecommunication exchangers

Country Status (4)

Country Link
BE (1) BE859105A (en)
FR (1) FR2365923A1 (en)
GB (1) GB1552812A (en)
ZA (1) ZA773765B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2938981A1 (en) * 1979-09-26 1981-04-30 Siemens AG, 1000 Berlin und 8000 München CIRCUIT ARRANGEMENT FOR REGISTERING THE SWITCHING STATE IN PARTICULARLY A CIRCUIT FORMED BY SUBSCRIBER CONNECTION LINES OF TELEPHONE SWITCHING SYSTEMS

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3205312A (en) * 1960-12-23 1965-09-07 Gen Dynamics Corp Off-hook detector
US3489856A (en) * 1966-07-21 1970-01-13 Stromberg Carlson Corp Solid state space division circuit
US3821484A (en) * 1971-03-15 1974-06-28 North Electric Co Time sharing of a supervisory receiver unit
US3740486A (en) * 1971-12-01 1973-06-19 Bell Telephone Labor Inc Telephone subscriber line dial pulse detector circuit
FR2241938A1 (en) * 1973-08-22 1975-03-21 Siemens Ag
JPS5199408A (en) * 1975-02-28 1976-09-02 Hitachi Ltd

Also Published As

Publication number Publication date
BE859105A (en) 1978-03-28
FR2365923A1 (en) 1978-04-21
ZA773765B (en) 1978-08-30

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee