FR1576792A - - Google Patents

Info

Publication number
FR1576792A
FR1576792A FR1576792DA FR1576792A FR 1576792 A FR1576792 A FR 1576792A FR 1576792D A FR1576792D A FR 1576792DA FR 1576792 A FR1576792 A FR 1576792A
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
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 filed Critical
Application granted granted Critical
Publication of FR1576792A publication Critical patent/FR1576792A/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
    • H03D3/02—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal
    • H03D3/06—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators
    • H03D3/16—Demodulation of angle-, frequency- or phase- modulated oscillations by detecting phase difference between two signals obtained from input signal by combining signals additively or in product demodulators by means of electromechanical resonators
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezo-electric or electrostrictive material
    • H03H9/542—Filters comprising resonators of piezo-electric or electrostrictive material including passive elements
FR1576792D 1967-08-04 1968-08-02 Expired FR1576792A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US65844367A 1967-08-04 1967-08-04
US84923969A 1969-07-25 1969-07-25

Publications (1)

Publication Number Publication Date
FR1576792A true FR1576792A (fr) 1969-08-01

Family

ID=27097629

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1576792D Expired FR1576792A (fr) 1967-08-04 1968-08-02

Country Status (7)

Country Link
US (1) US3525944A (fr)
BE (1) BE718868A (fr)
DE (1) DE1766871B1 (fr)
FR (1) FR1576792A (fr)
GB (1) GB1234097A (fr)
NL (1) NL151860B (fr)
SE (1) SE333170B (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2108572A1 (de) * 1970-03-06 1971-09-16 Gen Electric Frequenzdiskriminator
FR2167405A1 (fr) * 1972-01-14 1973-08-24 Thomson Csf

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3617923A (en) * 1969-11-06 1971-11-02 Bell Telephone Labor Inc Beat frequency generator using two oscillators controlled by a multiresonator crystal
US3662459A (en) * 1970-04-01 1972-05-16 Gen Electric Method for tuning discriminators
US3750027A (en) * 1970-08-12 1973-07-31 Texas Instruments Inc Surface wave frequency discriminators
US3697788A (en) * 1970-09-30 1972-10-10 Motorola Inc Piezoelectric resonating device
US4076987A (en) * 1976-12-10 1978-02-28 Societe Suisse Pour L'industrie Horlogere Management Services S.A. Multiple resonator or filter vibrating in a coupled mode

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2233199A (en) * 1940-01-02 1941-02-25 Rca Corp Signal detecting system
US2771552A (en) * 1951-05-09 1956-11-20 Donald W Lynch Discriminating detector
US3199040A (en) * 1962-09-06 1965-08-03 James E Coogan Crystal frequency discriminator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2108572A1 (de) * 1970-03-06 1971-09-16 Gen Electric Frequenzdiskriminator
FR2167405A1 (fr) * 1972-01-14 1973-08-24 Thomson Csf

Also Published As

Publication number Publication date
NL151860B (nl) 1976-12-15
GB1234097A (fr) 1971-06-03
SE333170B (sv) 1971-03-08
US3525944A (en) 1970-08-25
NL6811008A (fr) 1969-02-06
BE718868A (fr) 1968-12-31
DE1766871B1 (de) 1971-05-06

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Legal Events

Date Code Title Description
ST Notification of lapse