FR934742A - Device for obtaining a variation in the reactance of an oscillating circuit, more particularly applicable to frequency modulation - Google Patents

Device for obtaining a variation in the reactance of an oscillating circuit, more particularly applicable to frequency modulation

Info

Publication number
FR934742A
FR934742A FR934742DA FR934742A FR 934742 A FR934742 A FR 934742A FR 934742D A FR934742D A FR 934742DA FR 934742 A FR934742 A FR 934742A
Authority
FR
France
Prior art keywords
reactance
variation
obtaining
frequency modulation
oscillating circuit
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
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.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil 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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Application granted granted Critical
Publication of FR934742A publication Critical patent/FR934742A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
    • H03C3/22—Angle modulation by means of variable impedance by means of a variable reactive element the element being a semiconductor diode, e.g. varicap diode
FR934742D 1946-10-11 1946-10-11 Device for obtaining a variation in the reactance of an oscillating circuit, more particularly applicable to frequency modulation Expired FR934742A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR934742T 1946-10-11

Publications (1)

Publication Number Publication Date
FR934742A true FR934742A (en) 1948-05-31

Family

ID=9456376

Family Applications (1)

Application Number Title Priority Date Filing Date
FR934742D Expired FR934742A (en) 1946-10-11 1946-10-11 Device for obtaining a variation in the reactance of an oscillating circuit, more particularly applicable to frequency modulation

Country Status (1)

Country Link
FR (1) FR934742A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1135062B (en) * 1959-12-11 1962-08-23 Telefunken Patent Circuit arrangement for changing the oscillator frequency in UHF tuners, especially for television receivers

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1135062B (en) * 1959-12-11 1962-08-23 Telefunken Patent Circuit arrangement for changing the oscillator frequency in UHF tuners, especially for television receivers

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