FR1237253A - Generator providing an alternating current the frequency of which varies linearly as a function of a continuous or slowly varying control current - Google Patents

Generator providing an alternating current the frequency of which varies linearly as a function of a continuous or slowly varying control current

Info

Publication number
FR1237253A
FR1237253A FR797733A FR797733A FR1237253A FR 1237253 A FR1237253 A FR 1237253A FR 797733 A FR797733 A FR 797733A FR 797733 A FR797733 A FR 797733A FR 1237253 A FR1237253 A FR 1237253A
Authority
FR
France
Prior art keywords
continuous
frequency
function
varies linearly
slowly varying
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
FR797733A
Other languages
French (fr)
Inventor
Albert Ameau
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.)
Compagnie Industrielle des Telephones SA
Original Assignee
Compagnie Industrielle des Telephones SA
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 Compagnie Industrielle des Telephones SA filed Critical Compagnie Industrielle des Telephones SA
Priority to FR797733A priority Critical patent/FR1237253A/en
Application granted granted Critical
Publication of FR1237253A publication Critical patent/FR1237253A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/08—Modifications of modulator to linearise modulation, e.g. by feedback, and clearly applicable to more than one type of modulator
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1203—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier being a single transistor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1231—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier comprising one or more bipolar transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1296—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the feedback circuit comprising a transformer

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR797733A 1959-06-17 1959-06-17 Generator providing an alternating current the frequency of which varies linearly as a function of a continuous or slowly varying control current Expired FR1237253A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR797733A FR1237253A (en) 1959-06-17 1959-06-17 Generator providing an alternating current the frequency of which varies linearly as a function of a continuous or slowly varying control current

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR797733A FR1237253A (en) 1959-06-17 1959-06-17 Generator providing an alternating current the frequency of which varies linearly as a function of a continuous or slowly varying control current

Publications (1)

Publication Number Publication Date
FR1237253A true FR1237253A (en) 1960-07-29

Family

ID=8716134

Family Applications (1)

Application Number Title Priority Date Filing Date
FR797733A Expired FR1237253A (en) 1959-06-17 1959-06-17 Generator providing an alternating current the frequency of which varies linearly as a function of a continuous or slowly varying control current

Country Status (1)

Country Link
FR (1) FR1237253A (en)

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