FR2219570A1 - - Google Patents

Info

Publication number
FR2219570A1
FR2219570A1 FR7306380A FR7306380A FR2219570A1 FR 2219570 A1 FR2219570 A1 FR 2219570A1 FR 7306380 A FR7306380 A FR 7306380A FR 7306380 A FR7306380 A FR 7306380A FR 2219570 A1 FR2219570 A1 FR 2219570A1
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.)
Granted
Application number
FR7306380A
Other languages
French (fr)
Other versions
FR2219570B1 (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
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 true FR2219570A1 (en) 1974-09-20
FR2219570B1 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)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0046213A1 (en) * 1980-08-14 1982-02-24 Siemens Aktiengesellschaft Method and circuit for demodulating frequency-modulated signals using sampled values
FR2508739A1 (en) * 1981-06-24 1982-12-31 Labo Electronique Physique DIGITAL CIRCUIT FOR DEMODULATING A FREQUENCY MODULE SIGNAL, APPLYING SAID CIRCUIT TO REALIZING A CHROMINANCE SIGNAL DEMODULATION STAGE OF A TELEVISION RECEIVER, AND TELEVISION RECEIVER EQUIPPED WITH SUCH A FLOOR
EP0068579A1 (en) * 1981-06-25 1983-01-05 Philips Patentverwaltung GmbH Arrangement for demodulating a frequency modulated input signal
EP0080014A2 (en) * 1981-09-26 1983-06-01 Robert Bosch Gmbh Digital demodulator for frequency-modulated signals
EP0192788A1 (en) * 1985-02-23 1986-09-03 Deutsche ITT Industries GmbH Integrated digital circuit section for frequency demodulation

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1558731A (en) * 1967-07-19 1969-02-28
FR1560741A (en) * 1967-07-27 1969-03-21

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1558731A (en) * 1967-07-19 1969-02-28
FR1560741A (en) * 1967-07-27 1969-03-21

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
A.L.MCBRIDE: "ON OPTIMUN SAMPLED-DATA FM DEMODULATION" PAGES 40-50) *
ARTICLE DE *
REVUE US "IEEE TRANSACTIONS ON COMMUNICATIONS" VOLUME-COM-21, N 1, DE JANVIER 1973 *

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0046213A1 (en) * 1980-08-14 1982-02-24 Siemens Aktiengesellschaft Method and circuit for demodulating frequency-modulated signals using sampled values
FR2508739A1 (en) * 1981-06-24 1982-12-31 Labo Electronique Physique DIGITAL CIRCUIT FOR DEMODULATING A FREQUENCY MODULE SIGNAL, APPLYING SAID CIRCUIT TO REALIZING A CHROMINANCE SIGNAL DEMODULATION STAGE OF A TELEVISION RECEIVER, AND TELEVISION RECEIVER EQUIPPED WITH SUCH A FLOOR
EP0068571A1 (en) * 1981-06-24 1983-01-05 Laboratoires D'electronique Et De Physique Appliquee L.E.P. Digital demodulation circuit for a frequency-modulated signal, application of this circuit to the realisation of a demodulator stage for the chrominance signal of a television receiver, and television receiver comprising such a stage
EP0068579A1 (en) * 1981-06-25 1983-01-05 Philips Patentverwaltung GmbH Arrangement for demodulating a frequency modulated input signal
EP0080014A2 (en) * 1981-09-26 1983-06-01 Robert Bosch Gmbh Digital demodulator for frequency-modulated signals
EP0080014A3 (en) * 1981-09-26 1984-09-05 Robert Bosch Gmbh Digital demodulator for frequency-modulated signals
EP0192788A1 (en) * 1985-02-23 1986-09-03 Deutsche ITT Industries GmbH Integrated digital circuit section for frequency demodulation
US4663595A (en) * 1985-02-23 1987-05-05 Deutsche Itt Industries Gmbh Digital integrated frequency demodulator subcircuit

Also Published As

Publication number Publication date
FR2219570B1 (en) 1976-09-10

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Legal Events

Date Code Title Description
ST Notification of lapse