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GB1200156A - Improvements in or relating to centrally controlled exchange systems - Google Patents

Improvements in or relating to centrally controlled exchange systems

Info

Publication number
GB1200156A
GB1200156A GB1607569A GB1607569A GB1200156A GB 1200156 A GB1200156 A GB 1200156A GB 1607569 A GB1607569 A GB 1607569A GB 1607569 A GB1607569 A GB 1607569A GB 1200156 A GB1200156 A GB 1200156A
Authority
GB
United Kingdom
Prior art keywords
relating
exchange systems
centrally controlled
controlled exchange
centrally
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
GB1607569A
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.)
Siemens AG
Original Assignee
Siemens 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 Siemens AG filed Critical Siemens AG
Publication of GB1200156A publication Critical patent/GB1200156A/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)
  • Hardware Redundancy (AREA)
GB1607569A 1968-03-29 1969-03-27 Improvements in or relating to centrally controlled exchange systems Expired GB1200156A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AT312368A AT285688B (en) 1968-03-29 1968-03-29 Centrally controlled telecommunication switching, in particular telephone switching system

Publications (1)

Publication Number Publication Date
GB1200156A true GB1200156A (en) 1970-07-29

Family

ID=3545648

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1607569A Expired GB1200156A (en) 1968-03-29 1969-03-27 Improvements in or relating to centrally controlled exchange systems

Country Status (8)

Country Link
AT (1) AT285688B (en)
BE (1) BE730659A (en)
CH (1) CH497099A (en)
DE (1) DE1802998B2 (en)
FR (1) FR2005023A1 (en)
GB (1) GB1200156A (en)
NL (1) NL6904242A (en)
SE (1) SE358274B (en)

Also Published As

Publication number Publication date
AT285688B (en) 1970-11-10
DE1802998B2 (en) 1971-04-15
SE358274B (en) 1973-07-23
CH497099A (en) 1970-09-30
NL6904242A (en) 1969-10-01
DE1802998A1 (en) 1969-11-06
BE730659A (en) 1969-09-29
FR2005023A1 (en) 1969-12-05

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee