CH270708A - Oscillateur modulé en fréquence. - Google Patents

Oscillateur modulé en fréquence.

Info

Publication number
CH270708A
CH270708A CH270708DA CH270708A CH 270708 A CH270708 A CH 270708A CH 270708D A CH270708D A CH 270708DA CH 270708 A CH270708 A CH 270708A
Authority
CH
Switzerland
Prior art keywords
frequency modulated
modulated oscillator
oscillator
frequency
modulated
Prior art date
Application number
Other languages
English (en)
Inventor
Telephone Et Radio S Standard
Original Assignee
Standard Telephone & Radio 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 Standard Telephone & Radio Sa filed Critical Standard Telephone & Radio Sa
Publication of CH270708A publication Critical patent/CH270708A/fr

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/442—Signalling arrangements; Manipulation of signalling currents using alternate current with out-of-voice band signalling frequencies
    • H04Q1/4423—Signalling arrangements; Manipulation of signalling currents using alternate current with out-of-voice band signalling frequencies using one signalling frequency
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/24—Angle modulation by means of variable impedance by means of a variable resistive element, e.g. tube

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Transmitters (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Amplifiers (AREA)
CH270708D 1945-09-15 1947-02-19 Oscillateur modulé en fréquence. CH270708A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US616622A US2462905A (en) 1945-09-15 1945-09-15 Frequency modulated oscillating system

Publications (1)

Publication Number Publication Date
CH270708A true CH270708A (fr) 1950-09-15

Family

ID=24470285

Family Applications (1)

Application Number Title Priority Date Filing Date
CH270708D CH270708A (fr) 1945-09-15 1947-02-19 Oscillateur modulé en fréquence.

Country Status (6)

Country Link
US (1) US2462905A (fr)
BE (1) BE473144A (fr)
CH (1) CH270708A (fr)
ES (1) ES179489A1 (fr)
FR (1) FR938467A (fr)
GB (1) GB614066A (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11336228B2 (en) 2016-07-08 2022-05-17 Rensselaer Polytechnic Institute High frequency push-push oscillator

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2121737A (en) * 1933-07-24 1938-06-21 Rca Corp Variable reactance modulator circuit
US2283793A (en) * 1939-06-07 1942-05-19 Emi Ltd High frequency modulated radio signal transmitter
US2321269A (en) * 1941-11-21 1943-06-08 Rca Corp Frequency modulation
US2382198A (en) * 1942-05-16 1945-08-14 Rca Corp Oscillator stabilizing circuit
US2421725A (en) * 1944-11-23 1947-06-03 Philco Corp Variable frequency cavity resonator oscillator

Also Published As

Publication number Publication date
FR938467A (fr) 1948-09-16
US2462905A (en) 1949-03-01
GB614066A (en) 1948-12-09
BE473144A (fr)
ES179489A1 (es) 1947-10-16

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