FR1178512A - Circuits d'excitation à transistors - Google Patents

Circuits d'excitation à transistors

Info

Publication number
FR1178512A
FR1178512A FR1178512DA FR1178512A FR 1178512 A FR1178512 A FR 1178512A FR 1178512D A FR1178512D A FR 1178512DA FR 1178512 A FR1178512 A FR 1178512A
Authority
FR
France
Prior art keywords
excitation circuits
transistor
transistor excitation
circuits
excitation
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
Other languages
English (en)
French (fr)
Inventor
Ralph R Powell
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.)
NCR Voyix Corp
National Cash Register Co
Original Assignee
NCR Corp
National Cash Register Co
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 NCR Corp, National Cash Register Co filed Critical NCR Corp
Application granted granted Critical
Publication of FR1178512A publication Critical patent/FR1178512A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/02—Generators characterised by the type of circuit or by the means used for producing pulses
    • H03K3/26—Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of bipolar transistors with internal or external positive feedback
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/04—Modifications for accelerating switching
    • H03K17/042—Modifications for accelerating switching by feedback from the output circuit to the control circuit
    • H03K17/0422—Anti-saturation measures
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
    • H03K19/01—Modifications for accelerating switching
    • H03K19/013—Modifications for accelerating switching in bipolar transistor circuits

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Electronic Switches (AREA)
FR1178512D 1956-06-08 1957-06-03 Circuits d'excitation à transistors Expired FR1178512A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US808331XA 1956-06-08 1956-06-08

Publications (1)

Publication Number Publication Date
FR1178512A true FR1178512A (fr) 1959-05-12

Family

ID=22159901

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1178512D Expired FR1178512A (fr) 1956-06-08 1957-06-03 Circuits d'excitation à transistors

Country Status (4)

Country Link
BE (1) BE558188A (cs)
DE (1) DE1049912B (cs)
FR (1) FR1178512A (cs)
GB (1) GB808331A (cs)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL258753A (cs) * 1959-12-07
FR1282993A (fr) * 1960-03-12 1962-01-27 Appareil de signalisation lumineux adaptable à la main, convenant en particulier aux cyclistes et motocyclistes
NL294327A (cs) * 1962-06-29
US3654486A (en) * 1965-04-30 1972-04-04 Sperry Rand Corp Transistor logic circuit with upset feedback

Also Published As

Publication number Publication date
GB808331A (en) 1959-02-04
DE1049912B (cs) 1959-02-05
BE558188A (cs)

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