FR1158714A - Device for frequency modulation - Google Patents

Device for frequency modulation

Info

Publication number
FR1158714A
FR1158714A FR1158714DA FR1158714A FR 1158714 A FR1158714 A FR 1158714A FR 1158714D A FR1158714D A FR 1158714DA FR 1158714 A FR1158714 A FR 1158714A
Authority
FR
France
Prior art keywords
frequency modulation
modulation
frequency
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1158714A publication Critical patent/FR1158714A/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
    • H03C3/14—Angle modulation by means of variable impedance by means of a variable reactive element simulated by circuit comprising active element with at least three electrodes, e.g. reactance-tube circuit
FR1158714D 1955-10-19 1956-10-17 Device for frequency modulation Expired FR1158714A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL833766X 1955-10-19

Publications (1)

Publication Number Publication Date
FR1158714A true FR1158714A (en) 1958-06-18

Family

ID=19843062

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1158714D Expired FR1158714A (en) 1955-10-19 1956-10-17 Device for frequency modulation

Country Status (4)

Country Link
DE (1) DE1009252B (en)
FR (1) FR1158714A (en)
GB (1) GB833766A (en)
NL (2) NL102644C (en)

Also Published As

Publication number Publication date
NL102644C (en)
GB833766A (en) 1960-04-27
NL201346A (en)
DE1009252B (en) 1957-05-29

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