GB1529295A - Telephone exchange circuitry - Google Patents

Telephone exchange circuitry

Info

Publication number
GB1529295A
GB1529295A GB3779277A GB3779277A GB1529295A GB 1529295 A GB1529295 A GB 1529295A GB 3779277 A GB3779277 A GB 3779277A GB 3779277 A GB3779277 A GB 3779277A GB 1529295 A GB1529295 A GB 1529295A
Authority
GB
United Kingdom
Prior art keywords
telephone exchange
microprocessor
sept
registers
group
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
GB3779277A
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Publication of GB1529295A publication Critical patent/GB1529295A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/0407—Selecting arrangements for multiplex systems for time-division multiplexing using a stored programme control

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Exchange Systems With Centralized Control (AREA)
  • Storage Device Security (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)

Abstract

1529295 Microprocessors in exchanges LE MATERIEL TELEPHONIQUE 9 Sept 1977 [10 Sept 1976] 37792/77 Heading H4K In a telephone exchange having a central control unit (OC) which interfaces through marker circuits (MK-, MS-) with control circuits of the switching network, Figs. 1-5 (not shown), at least one of the marker circuits includes a microprocessor (MP), a program memory (ROM) for the microprocessor, a first group of registers (RO, RI, RF) accessible to both the microprocessor and the control unit, and a second group of registers (RE, RCP) for sending data to and receiving data from the switching network.
GB3779277A 1976-09-10 1977-09-09 Telephone exchange circuitry Expired GB1529295A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7627265A FR2364584A1 (en) 1976-09-10 1976-09-10 TELEPHONE CENTRAL WITH A SWITCHING NETWORK CONTROLLED THROUGH MARKING CIRCUITS

Publications (1)

Publication Number Publication Date
GB1529295A true GB1529295A (en) 1978-10-18

Family

ID=9177567

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3779277A Expired GB1529295A (en) 1976-09-10 1977-09-09 Telephone exchange circuitry

Country Status (12)

Country Link
AR (1) AR216919A1 (en)
AU (1) AU508306B2 (en)
BE (1) BE858496A (en)
BR (1) BR7705983A (en)
CA (1) CA1092225A (en)
DE (1) DE2740713A1 (en)
ES (1) ES462240A1 (en)
FR (1) FR2364584A1 (en)
GB (1) GB1529295A (en)
GR (1) GR64060B (en)
IT (1) IT1084421B (en)
TR (1) TR19548A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2813291C2 (en) * 1978-03-28 1983-04-07 Telefonbau Und Normalzeit Gmbh, 6000 Frankfurt Circuit arrangement for processing subscriber connection criteria in telecommunications, in particular telephone switching systems, with central processing devices
DE2834918A1 (en) * 1978-08-09 1980-02-21 Siemens Ag INDIRECTLY CONTROLLED SWITCHING SYSTEM, ESPECIALLY TELEPHONE SWITCHING SYSTEM EQUIPPED WITH TIME CHANNEL COUPLERS
FR2503512A1 (en) * 1981-03-31 1982-10-08 Thomson Csf Mat Tel LOGICAL SELECTION MODULE
EP0062295B1 (en) * 1981-04-03 1985-07-10 COMPAGNIE INDUSTRIELLE DES TELECOMMUNICATIONS CIT-ALCATEL S.A. dite: Digital connection network
FR2503513A1 (en) * 1981-04-03 1982-10-08 Cit Alcatel TEMPORAL SELF-TIMER WITH DISTRIBUTED CONTROL
FR2503514B1 (en) * 1981-04-03 1986-02-14 Cit Alcatel DIGITAL CONNECTION NETWORK

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL281506A (en) * 1961-07-27
FR1473848A (en) * 1965-05-06 1967-03-24 Materiel Telephonique Programmed switching system
US3974343A (en) * 1975-01-10 1976-08-10 North Electric Company Small modular communications switching system with distributed programmable control

Also Published As

Publication number Publication date
ES462240A1 (en) 1978-05-16
GR64060B (en) 1980-01-21
DE2740713A1 (en) 1978-03-16
AR216919A1 (en) 1980-02-15
TR19548A (en) 1979-07-01
FR2364584B1 (en) 1979-01-12
IT1084421B (en) 1985-05-25
AU508306B2 (en) 1980-03-13
CA1092225A (en) 1980-12-23
BR7705983A (en) 1978-06-27
AU2869577A (en) 1979-03-15
FR2364584A1 (en) 1978-04-07
BE858496A (en) 1978-01-02

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Legal Events

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