FR1248953A - Device for varying the value of an inductor, applicable in particular in frequency modulation - Google Patents

Device for varying the value of an inductor, applicable in particular in frequency modulation

Info

Publication number
FR1248953A
FR1248953A FR819052A FR819052A FR1248953A FR 1248953 A FR1248953 A FR 1248953A FR 819052 A FR819052 A FR 819052A FR 819052 A FR819052 A FR 819052A FR 1248953 A FR1248953 A FR 1248953A
Authority
FR
France
Prior art keywords
inductor
varying
applicable
value
frequency modulation
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
FR819052A
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 FR1248953A publication Critical patent/FR1248953A/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
    • H03C3/18—Angle modulation by means of variable impedance by means of a variable reactive element the element being a current-dependent inductor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Ac-Ac Conversion (AREA)
FR819052A 1959-02-21 1960-02-19 Device for varying the value of an inductor, applicable in particular in frequency modulation Expired FR1248953A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEN0016306 1959-02-21

Publications (1)

Publication Number Publication Date
FR1248953A true FR1248953A (en) 1960-12-23

Family

ID=7340181

Family Applications (1)

Application Number Title Priority Date Filing Date
FR819052A Expired FR1248953A (en) 1959-02-21 1960-02-19 Device for varying the value of an inductor, applicable in particular in frequency modulation

Country Status (2)

Country Link
FR (1) FR1248953A (en)
GB (1) GB945755A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2412514A (en) * 2004-03-23 2005-09-28 Peter Normington FM modulator

Also Published As

Publication number Publication date
GB945755A (en) 1964-01-08

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