FR1235217A - Electronic contactless switch, especially for telephone systems - Google Patents

Electronic contactless switch, especially for telephone systems

Info

Publication number
FR1235217A
FR1235217A FR805237A FR805237A FR1235217A FR 1235217 A FR1235217 A FR 1235217A FR 805237 A FR805237 A FR 805237A FR 805237 A FR805237 A FR 805237A FR 1235217 A FR1235217 A FR 1235217A
Authority
FR
France
Prior art keywords
telephone systems
contactless switch
electronic contactless
electronic
switch
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
FR805237A
Other languages
French (fr)
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.)
ARNSTADT FERNMELDEWERK
Fernmeldewerk Arnstadt VEB
Original Assignee
ARNSTADT FERNMELDEWERK
Fernmeldewerk Arnstadt VEB
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
Priority claimed from CH7740559A external-priority patent/CH372344A/en
Application filed by ARNSTADT FERNMELDEWERK, Fernmeldewerk Arnstadt VEB filed Critical ARNSTADT FERNMELDEWERK
Priority to FR805237A priority Critical patent/FR1235217A/en
Application granted granted Critical
Publication of FR1235217A publication Critical patent/FR1235217A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/74—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/74—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of diodes
    • H03K17/76—Switching arrangements with several input- or output-terminals, e.g. multiplexers, distributors
    • 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
    • H04Q3/52—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements
    • H04Q3/521—Circuit arrangements for indirect selecting controlled by common circuits, e.g. register controller, marker using static devices in switching stages, e.g. electronic switching arrangements using semiconductors in the switching stages

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
FR805237A 1959-08-26 1959-09-16 Electronic contactless switch, especially for telephone systems Expired FR1235217A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR805237A FR1235217A (en) 1959-08-26 1959-09-16 Electronic contactless switch, especially for telephone systems

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH7740559A CH372344A (en) 1959-08-26 1959-08-26 Contactless switch on an electronic basis, in particular for telephone systems
FR805237A FR1235217A (en) 1959-08-26 1959-09-16 Electronic contactless switch, especially for telephone systems

Publications (1)

Publication Number Publication Date
FR1235217A true FR1235217A (en) 1960-07-01

Family

ID=25738339

Family Applications (1)

Application Number Title Priority Date Filing Date
FR805237A Expired FR1235217A (en) 1959-08-26 1959-09-16 Electronic contactless switch, especially for telephone systems

Country Status (1)

Country Link
FR (1) FR1235217A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1138826B (en) * 1961-01-11 1962-10-31 Arnstadt Fernmeldewerk Circuit arrangement for determining and triggering faulty or double connections and connections that are no longer required in telecommunication systems, in particular telephone switching systems

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1138826B (en) * 1961-01-11 1962-10-31 Arnstadt Fernmeldewerk Circuit arrangement for determining and triggering faulty or double connections and connections that are no longer required in telecommunication systems, in particular telephone switching systems

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