ZA735522B - Network control security arrangements for use in telecommunication switching systems - Google Patents

Network control security arrangements for use in telecommunication switching systems

Info

Publication number
ZA735522B
ZA735522B ZA735522A ZA735522A ZA735522B ZA 735522 B ZA735522 B ZA 735522B ZA 735522 A ZA735522 A ZA 735522A ZA 735522 A ZA735522 A ZA 735522A ZA 735522 B ZA735522 B ZA 735522B
Authority
ZA
South Africa
Prior art keywords
network control
switching systems
control security
telecommunication switching
security arrangements
Prior art date
Application number
ZA735522A
Inventor
A Lawrence
Original Assignee
Plessey Handel Investment Ag
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 Plessey Handel Investment Ag filed Critical Plessey Handel Investment Ag
Publication of ZA735522B publication Critical patent/ZA735522B/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
ZA735522A 1972-08-25 1973-08-13 Network control security arrangements for use in telecommunication switching systems ZA735522B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB3966872A GB1427728A (en) 1972-08-25 1972-08-25 Network control security arrangements for use in telecommunication switching systems

Publications (1)

Publication Number Publication Date
ZA735522B true ZA735522B (en) 1974-07-31

Family

ID=10410816

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA735522A ZA735522B (en) 1972-08-25 1973-08-13 Network control security arrangements for use in telecommunication switching systems

Country Status (2)

Country Link
GB (1) GB1427728A (en)
ZA (1) ZA735522B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3642141A1 (en) * 1986-12-10 1988-06-16 Philips Patentverwaltung METHOD FOR DECENTRALIZED POWER SUPPLY CIRCUIT

Also Published As

Publication number Publication date
GB1427728A (en) 1976-03-10
AU5962373A (en) 1975-02-27

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