ZA773765B - Improvements in or relating to automatic telecommunication exchanges - Google Patents

Improvements in or relating to automatic telecommunication exchanges

Info

Publication number
ZA773765B
ZA773765B ZA00773765A ZA773765A ZA773765B ZA 773765 B ZA773765 B ZA 773765B ZA 00773765 A ZA00773765 A ZA 00773765A ZA 773765 A ZA773765 A ZA 773765A ZA 773765 B ZA773765 B ZA 773765B
Authority
ZA
South Africa
Prior art keywords
relating
automatic telecommunication
telecommunication exchanges
exchanges
automatic
Prior art date
Application number
ZA00773765A
Inventor
G Harland
R George
D Weir
R Slatter
M Salino
Original Assignee
Int 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 Int Standard Electric Corp filed Critical Int Standard Electric Corp
Publication of ZA773765B publication Critical patent/ZA773765B/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
    • 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)
ZA00773765A 1976-09-28 1977-06-23 Improvements in or relating to automatic telecommunication exchanges ZA773765B (en)

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
ZA773765B true ZA773765B (en) 1978-08-30

Family

ID=10413623

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00773765A ZA773765B (en) 1976-09-28 1977-06-23 Improvements in or relating to automatic telecommunication exchanges

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
GB1552812A (en) 1979-09-19
FR2365923A1 (en) 1978-04-21

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