FR2219570B1 - - Google Patents

Info

Publication number
FR2219570B1
FR2219570B1 FR7306380A FR7306380A FR2219570B1 FR 2219570 B1 FR2219570 B1 FR 2219570B1 FR 7306380 A FR7306380 A FR 7306380A FR 7306380 A FR7306380 A FR 7306380A FR 2219570 B1 FR2219570 B1 FR 2219570B1
Authority
FR
France
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
FR7306380A
Other languages
French (fr)
Other versions
FR2219570A1 (en
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.)
Thales SA
Original Assignee
Dassault Electronique 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 Dassault Electronique SA filed Critical Dassault Electronique SA
Priority to FR7306380A priority Critical patent/FR2219570B1/fr
Publication of FR2219570A1 publication Critical patent/FR2219570A1/fr
Application granted granted Critical
Publication of FR2219570B1 publication Critical patent/FR2219570B1/fr
Expired legal-status Critical Current

Links

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
    • H03D3/007—Demodulation of angle-, frequency- or phase- modulated oscillations by converting the oscillations into two quadrature related signals
    • 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
    • H03B27/00—Generation of oscillations providing a plurality of outputs of the same frequency but differing in phase, other than merely two anti-phase outputs
    • 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
    • H03B28/00—Generation of oscillations by methods not covered by groups H03B5/00 - H03B27/00, including modification of the waveform to produce sinusoidal oscillations
    • 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
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0054—Digital filters
    • 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
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/006—Signal sampling
    • 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
    • H03D3/006—Demodulation of angle-, frequency- or phase- modulated oscillations by sampling the oscillations and further processing the samples, e.g. by computing techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
FR7306380A 1973-02-22 1973-02-22 Expired FR2219570B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7306380A FR2219570B1 (en) 1973-02-22 1973-02-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7306380A FR2219570B1 (en) 1973-02-22 1973-02-22

Publications (2)

Publication Number Publication Date
FR2219570A1 FR2219570A1 (en) 1974-09-20
FR2219570B1 true FR2219570B1 (en) 1976-09-10

Family

ID=9115269

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7306380A Expired FR2219570B1 (en) 1973-02-22 1973-02-22

Country Status (1)

Country Link
FR (1) FR2219570B1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3030853A1 (en) * 1980-08-14 1982-03-11 Siemens AG, 1000 Berlin und 8000 München METHOD AND CIRCUIT ARRANGEMENT FOR DEMODULATING TIME-DISCRETE FREQUENCY-MODULATED SIGNALS
FR2508739B1 (en) * 1981-06-24 1986-01-03 Labo Electronique Physique DIGITAL CIRCUIT FOR DEMODULATION OF A FREQUENCY MODULATED SIGNAL, APPLICATION OF THIS CIRCUIT TO THE PRODUCTION OF A STAGE OF DEMODULATION OF THE CHROMINANCE SIGNAL OF A TELEVISION RECEIVER, AND TELEVISION RECEIVER EQUIPPED WITH SUCH A STAGE
DE3124963A1 (en) * 1981-06-25 1983-01-20 Philips Patentverwaltung Gmbh, 2000 Hamburg ARRANGEMENT FOR DEMODULATING A FREQUENCY-MODULATED INPUT SIGNAL
DE3274936D1 (en) * 1981-09-26 1987-02-05 Bosch Gmbh Robert Digital demodulator for frequency-modulated signals
EP0192788B1 (en) * 1985-02-23 1988-07-27 Deutsche ITT Industries GmbH Integrated digital circuit section for frequency demodulation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3609555A (en) * 1967-07-19 1971-09-28 Ibm Digital fm receiver
US3473132A (en) * 1967-07-27 1969-10-14 Ibm Digital demodulator

Also Published As

Publication number Publication date
FR2219570A1 (en) 1974-09-20

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Legal Events

Date Code Title Description
ST Notification of lapse