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GB2007941B - Apparatus for use in a telecommunications exchange - Google Patents

Apparatus for use in a telecommunications exchange

Info

Publication number
GB2007941B
GB2007941B GB7843388A GB7843388A GB2007941B GB 2007941 B GB2007941 B GB 2007941B GB 7843388 A GB7843388 A GB 7843388A GB 7843388 A GB7843388 A GB 7843388A GB 2007941 B GB2007941 B GB 2007941B
Authority
GB
United Kingdom
Prior art keywords
telecommunications exchange
telecommunications
exchange
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
GB7843388A
Other versions
GB2007941A (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.)
Siemens Corp
Original Assignee
Siemens 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 Siemens Corp filed Critical Siemens Corp
Publication of GB2007941A publication Critical patent/GB2007941A/en
Application granted granted Critical
Publication of GB2007941B publication Critical patent/GB2007941B/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M3/00—Automatic or semi-automatic exchanges
    • H04M3/08—Indicating faults in circuits or apparatus
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/20—Testing circuits or apparatus; Circuits or apparatus for detecting, indicating, or signalling faults or troubles
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Telephonic Communication Services (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
GB7843388A 1977-11-07 1978-11-06 Apparatus for use in a telecommunications exchange Expired GB2007941B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2749780A DE2749780B1 (en) 1977-11-07 1977-11-07 Circuit arrangement for telecommunication switching systems, in particular telephone switching systems with operating status memories and playback devices

Publications (2)

Publication Number Publication Date
GB2007941A GB2007941A (en) 1979-05-23
GB2007941B true GB2007941B (en) 1982-02-17

Family

ID=6023206

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7843388A Expired GB2007941B (en) 1977-11-07 1978-11-06 Apparatus for use in a telecommunications exchange

Country Status (6)

Country Link
CH (1) CH638938A5 (en)
DE (1) DE2749780B1 (en)
FR (1) FR2408257A1 (en)
GB (1) GB2007941B (en)
IT (1) IT1100057B (en)
LU (1) LU80478A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT7827086A0 (en) * 1978-08-29 1978-08-29 Sits Soc It Telecom Siemens CIRCUIT ARRANGEMENT FOR DETECTION OF DATA CONTAINED IN THE DATA MEMORY OF OPERATING SYSTEMS.
DE3218277A1 (en) * 1982-05-14 1983-11-17 Siemens AG, 1000 Berlin und 8000 München CIRCUIT ARRANGEMENT FOR TELECOMMUNICATION SWITCHING SYSTEMS, ESPECIALLY TELECOMMUNICATION SWITCHING SYSTEMS, WITH A DEVELOPMENT OF THE SWITCHING SYSTEM PROCESSING MULTIPLE COMPUTER SYSTEMS
DE3931776A1 (en) * 1989-09-23 1991-04-04 Stollmann Gmbh Computer Und Ko DIGITAL TELECOMMUNICATION DEVICE

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE790659A (en) * 1971-10-27 1973-04-27 Siemens Ag PROCESS FOR EXECUTING OPERATING SERVICES FOLLOWING THE COMPUTER TECHNIQUE IN A TELEPHONE CENTRAL CONTROLLED BY A COMPUTER

Also Published As

Publication number Publication date
LU80478A1 (en) 1979-06-15
DE2749780B1 (en) 1978-10-05
FR2408257A1 (en) 1979-06-01
CH638938A5 (en) 1983-10-14
IT1100057B (en) 1985-09-28
IT7829395A0 (en) 1978-11-03
GB2007941A (en) 1979-05-23

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Legal Events

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