GB2015302B - Trunk control system - Google Patents

Trunk control system

Info

Publication number
GB2015302B
GB2015302B GB7833898A GB7833898A GB2015302B GB 2015302 B GB2015302 B GB 2015302B GB 7833898 A GB7833898 A GB 7833898A GB 7833898 A GB7833898 A GB 7833898A GB 2015302 B GB2015302 B GB 2015302B
Authority
GB
United Kingdom
Prior art keywords
control system
trunk control
trunk
control
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
GB7833898A
Other versions
GB2015302A (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.)
Microsemi Semiconductor ULC
Original Assignee
Mitel 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 Mitel Corp filed Critical Mitel Corp
Publication of GB2015302A publication Critical patent/GB2015302A/en
Application granted granted Critical
Publication of GB2015302B publication Critical patent/GB2015302B/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)
  • Exchange Systems With Centralized Control (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
GB7833898A 1978-02-28 1978-08-18 Trunk control system Expired GB2015302B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA297,885A CA1101971A (en) 1978-02-28 1978-02-28 Trunk control system

Publications (2)

Publication Number Publication Date
GB2015302A GB2015302A (en) 1979-09-05
GB2015302B true GB2015302B (en) 1982-02-24

Family

ID=4110880

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7833898A Expired GB2015302B (en) 1978-02-28 1978-08-18 Trunk control system

Country Status (5)

Country Link
JP (1) JPS54133007A (en)
CA (1) CA1101971A (en)
DE (1) DE2846626C2 (en)
FR (1) FR2418597B1 (en)
GB (1) GB2015302B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU537749B2 (en) * 1980-02-20 1984-07-12 Gec Plessey Telecommunications Limited Digital telephone exchange with fast control signal processor.
DE3017741C2 (en) * 1980-05-09 1984-09-27 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Circuit arrangement for control devices in telecommunications, in particular telephone switching systems
DE3129941A1 (en) * 1981-07-29 1983-02-17 Siemens AG, 1000 Berlin und 8000 München Method for retrofitting subscriber services in a centrally controlled telecommunications system, in particular a telephone PABX system
IT1209457B (en) * 1982-01-28 1989-08-30 Italtel Spa ELECTRONIC DIRECTION SELECTOR FOR TELEPHONE SWITCHING SYSTEMS.
DE3220511C3 (en) * 1982-06-01 1987-03-26 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt CIRCUIT ARRANGEMENT FOR A TELECOMMUNICATION SYSTEM WITH CONNECTION-INDIVIDUAL CABLE TRANSMISSIONS.
DE3334766A1 (en) * 1983-09-26 1985-04-11 Siemens AG, 1000 Berlin und 8000 München MULTIPROCESSOR CENTRAL CONTROL UNIT OF A SWITCHING SYSTEM, IN PARTICULAR TELEPHONE SWITCHING SYSTEM

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2342611A1 (en) * 1976-02-27 1977-09-23 Thomson Csf CONTROL DEVICE FOR A SWITCHING SYSTEM AND PROCESS FOR IMPLEMENTING SUCH A DEVICE
JPS52109315A (en) * 1976-03-10 1977-09-13 Hitachi Ltd Channel system controlling method

Also Published As

Publication number Publication date
JPS54133007A (en) 1979-10-16
DE2846626C2 (en) 1984-04-12
DE2846626A1 (en) 1979-08-30
CA1101971A (en) 1981-05-26
GB2015302A (en) 1979-09-05
FR2418597B1 (en) 1986-04-11
FR2418597A1 (en) 1979-09-21

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Legal Events

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