NL132648B - - Google Patents

Info

Publication number
NL132648B
NL132648B NL132648DA NL132648B NL 132648 B NL132648 B NL 132648B NL 132648D A NL132648D A NL 132648DA NL 132648 B NL132648 B NL 132648B
Authority
NL
Netherlands
Application number
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.)
Publication of NL132648B publication Critical patent/NL132648B/xx

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03CMODULATION
    • H03C3/00Angle modulation
    • H03C3/38Angle modulation by converting amplitude modulation to angle modulation
    • H03C3/40Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03BGENERATION 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
    • H03B5/00Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • H03B5/32Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
    • H03B5/34Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator active element in amplifier being vacuum tube
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03CMODULATION
    • H03C3/00Angle modulation
    • H03C3/02Details
    • H03C3/09Modifications of modulator for regulating the mean frequency
    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03CMODULATION
    • H03C3/00Angle modulation
    • H03C3/10Angle modulation by means of variable impedance
    • H03C3/12Angle modulation by means of variable impedance by means of a variable reactive element
    • H03C3/14Angle 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
    • H03C3/16Angle 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 in which the active element simultaneously serves as the active element of an oscillator
NL132648D 1946-06-19 NL132648B (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US677656A US2492185A (en) 1946-06-19 1946-06-19 Oscillator

Publications (1)

Publication Number Publication Date
NL132648B true NL132648B (fr)

Family

ID=24719624

Family Applications (1)

Application Number Title Priority Date Filing Date
NL132648D NL132648B (fr) 1946-06-19

Country Status (5)

Country Link
US (1) US2492185A (fr)
BE (1) BE476373A (fr)
CH (1) CH266249A (fr)
ES (1) ES180303A1 (fr)
NL (1) NL132648B (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2675476A (en) * 1945-06-23 1954-04-13 Reuben A Isberg Oscillator
GB2147753A (en) * 1983-10-07 1985-05-15 Philips Electronic Associated Voltage controlled oscillator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2326314A (en) * 1941-08-30 1943-08-10 Rca Corp Frequency modulation
US2318979A (en) * 1941-10-02 1943-05-11 Rca Corp Frequency modulator
US2440621A (en) * 1944-04-25 1948-04-27 Rca Corp Frequency modulation

Also Published As

Publication number Publication date
BE476373A (fr)
ES180303A1 (es) 1947-12-01
CH266249A (fr) 1950-01-15
US2492185A (en) 1949-12-27

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