IT1092825B - Impianto telefonico a comando elettronico con campi di accoppiamento,formati da tiristori,per un prolungamento unifilare dei collegamenti - Google Patents

Impianto telefonico a comando elettronico con campi di accoppiamento,formati da tiristori,per un prolungamento unifilare dei collegamenti

Info

Publication number
IT1092825B
IT1092825B IT20573/78A IT2057378A IT1092825B IT 1092825 B IT1092825 B IT 1092825B IT 20573/78 A IT20573/78 A IT 20573/78A IT 2057378 A IT2057378 A IT 2057378A IT 1092825 B IT1092825 B IT 1092825B
Authority
IT
Italy
Prior art keywords
thyristors
connections
telephone system
electronically controlled
single extension
Prior art date
Application number
IT20573/78A
Other languages
English (en)
Other versions
IT7820573A0 (it
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 IT7820573A0 publication Critical patent/IT7820573A0/it
Application granted granted Critical
Publication of IT1092825B publication Critical patent/IT1092825B/it

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)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Sub-Exchange Stations And Push- Button Telephones (AREA)
  • Exchange Systems With Centralized Control (AREA)
IT20573/78A 1977-03-01 1978-02-24 Impianto telefonico a comando elettronico con campi di accoppiamento,formati da tiristori,per un prolungamento unifilare dei collegamenti IT1092825B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/773,318 US4113989A (en) 1977-03-01 1977-03-01 Electronic telephone system featuring switching networks having thyristors for single-wire switching

Publications (2)

Publication Number Publication Date
IT7820573A0 IT7820573A0 (it) 1978-02-24
IT1092825B true IT1092825B (it) 1985-07-12

Family

ID=25097864

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20573/78A IT1092825B (it) 1977-03-01 1978-02-24 Impianto telefonico a comando elettronico con campi di accoppiamento,formati da tiristori,per un prolungamento unifilare dei collegamenti

Country Status (10)

Country Link
US (1) US4113989A (it)
JP (1) JPS53117916A (it)
CA (1) CA1106948A (it)
CH (1) CH625926A5 (it)
DE (1) DE2743696C3 (it)
FR (1) FR2382817A1 (it)
GB (1) GB1594392A (it)
IT (1) IT1092825B (it)
NL (1) NL7802197A (it)
SE (1) SE7802274L (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2396484A1 (fr) * 1977-06-30 1979-01-26 Telic Matrice de commutation a thyristors
JPS5940358B2 (ja) * 1978-10-18 1984-09-29 日本電信電話株式会社 通話路スイツチ回路
US4311878A (en) * 1979-07-02 1982-01-19 Bell Telephone Laboratories, Incorporated Dialing interval transmission gating arrangement
NL8000529A (nl) * 1980-01-29 1981-08-17 Philips Nv Schakelmatrix.
DE3310546A1 (de) * 1983-03-23 1984-09-27 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung fuer eine kleine waehlnebenstellenanlage mit einer elektronische koppelpunkte aufweisenden koppeleinrichtung
US4897641A (en) * 1986-12-04 1990-01-30 Pascom Pty. Ltd. Space switch
HU204111B (en) * 1987-05-13 1991-11-28 Tibor Kenderi Fire-blocking sealing bag and method for producing insert swelling by the effect of heat
EP2319275B1 (en) * 2008-07-29 2013-11-20 Koninklijke Philips N.V. Illumination device comprising multiple leds

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3737588A (en) * 1971-10-12 1973-06-05 Gte Sylvania Inc High speed semiconductor switching circuit
US3826873A (en) * 1971-10-12 1974-07-30 Gte Sylvania Inc Switching circuit employing latching type semiconductor devices and associated control transistors

Also Published As

Publication number Publication date
DE2743696A1 (de) 1978-09-07
CH625926A5 (it) 1981-10-15
DE2743696C3 (de) 1981-12-10
US4113989A (en) 1978-09-12
NL7802197A (nl) 1978-09-05
SE7802274L (sv) 1978-09-02
CA1106948A (en) 1981-08-11
JPS53117916A (en) 1978-10-14
GB1594392A (en) 1981-07-30
FR2382817A1 (fr) 1978-09-29
DE2743696B2 (de) 1981-03-12
IT7820573A0 (it) 1978-02-24

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