DK220284A - Faselaasesloejfe, og kredsloeb med en saadan sloejfe, til demodulering af frekvensmodulerede signaler - Google Patents

Faselaasesloejfe, og kredsloeb med en saadan sloejfe, til demodulering af frekvensmodulerede signaler Download PDF

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Publication number
DK220284A
DK220284A DK220284A DK220284A DK220284A DK 220284 A DK220284 A DK 220284A DK 220284 A DK220284 A DK 220284A DK 220284 A DK220284 A DK 220284A DK 220284 A DK220284 A DK 220284A
Authority
DK
Denmark
Prior art keywords
loop
circuit
modulated signals
frequency modulated
phase load
Prior art date
Application number
DK220284A
Other languages
English (en)
Other versions
DK220284D0 (da
Inventor
Philippe Nicolas Horvat
Joel Pierre Gris
Original Assignee
Philips 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 Nv filed Critical Philips Nv
Publication of DK220284D0 publication Critical patent/DK220284D0/da
Publication of DK220284A publication Critical patent/DK220284A/da

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/24—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits
    • H03D3/241—Modifications of demodulators to reject or remove amplitude variations by means of locked-in oscillator circuits the oscillator being part of a phase locked loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION 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
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1203—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier being a single transistor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION 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
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1228—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device the amplifier comprising one or more field effect transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION 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
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/08—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance
    • H03B5/12—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device
    • H03B5/1237—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator
    • H03B5/124—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance
    • H03B5/1243—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element comprising lumped inductance and capacitance active element in amplifier being semiconductor device comprising means for varying the frequency of the generator the means comprising a voltage dependent capacitance the means comprising voltage variable capacitance diodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0001—Circuit elements of demodulators
    • H03D2200/0007—Dual gate field effect transistors

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Television Systems (AREA)
DK220284A 1983-05-06 1984-05-03 Faselaasesloejfe, og kredsloeb med en saadan sloejfe, til demodulering af frekvensmodulerede signaler DK220284A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8307586A FR2545667B1 (fr) 1983-05-06 1983-05-06 Boucle a verrouillage de phase et dispositif de demodulation de signaux modules en frequence comprenant une telle boucle

Publications (2)

Publication Number Publication Date
DK220284D0 DK220284D0 (da) 1984-05-03
DK220284A true DK220284A (da) 1984-11-07

Family

ID=9288660

Family Applications (1)

Application Number Title Priority Date Filing Date
DK220284A DK220284A (da) 1983-05-06 1984-05-03 Faselaasesloejfe, og kredsloeb med en saadan sloejfe, til demodulering af frekvensmodulerede signaler

Country Status (7)

Country Link
US (1) US4596955A (da)
EP (1) EP0124940B1 (da)
JP (1) JPS59225616A (da)
DE (1) DE3468793D1 (da)
DK (1) DK220284A (da)
FR (1) FR2545667B1 (da)
IL (1) IL71746A (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3429868A1 (de) * 1984-08-14 1986-02-20 Blaupunkt-Werke Gmbh, 3200 Hildesheim Abstimmbarer resonanzkreis fuer eine pll-fm - demodulator
US4703286A (en) * 1986-11-26 1987-10-27 Rca Corporation Dual gate tunable oscillator
US4783849A (en) * 1986-11-26 1988-11-08 Rca Licensing Corporation FET tuner
US4743866A (en) * 1986-11-26 1988-05-10 Rca Corporation Wide range oscillator

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3676785A (en) * 1970-12-10 1972-07-11 Honeywell Inf Systems High gain, ultra linear detector for frequency modulation
US3723905A (en) * 1971-06-21 1973-03-27 Rca Corp Dual-gate mos-fet oscillator circuit with amplitude stabilization
US3778728A (en) * 1972-04-11 1973-12-11 Edmac Ass Inc Phaselocked-fm detector apparatus
US3821470A (en) * 1973-05-21 1974-06-28 Zenith Radio Corp Phase correction for horizontal oscillator in cmos form
JPS5793704A (en) * 1980-12-03 1982-06-10 Alps Electric Co Ltd Fm demodulation circuit
FR2498843A1 (fr) * 1981-01-28 1982-07-30 Labo Electronique Physique Dispositif oscillateur-melangeur stabilise par un resonateur dielectrique

Also Published As

Publication number Publication date
DK220284D0 (da) 1984-05-03
JPS59225616A (ja) 1984-12-18
FR2545667B1 (fr) 1985-07-12
EP0124940B1 (fr) 1988-01-13
DE3468793D1 (en) 1988-02-18
JPH0347015B2 (da) 1991-07-18
EP0124940A1 (fr) 1984-11-14
FR2545667A1 (fr) 1984-11-09
IL71746A (en) 1987-12-20
US4596955A (en) 1986-06-24
IL71746A0 (en) 1984-09-30

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