FR1567358A - - Google Patents

Info

Publication number
FR1567358A
FR1567358A FR1567358DA FR1567358A FR 1567358 A FR1567358 A FR 1567358A FR 1567358D A FR1567358D A FR 1567358DA FR 1567358 A FR1567358 A FR 1567358A
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
Priority claimed from JP2555067A external-priority patent/JPS5026881B1/ja
Application filed filed Critical
Application granted granted Critical
Publication of FR1567358A publication Critical patent/FR1567358A/fr
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H03H9/56—Monolithic crystal filters
    • H03H9/562—Monolithic crystal filters comprising a ceramic piezoelectric layer
    • 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
    • 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
    • H03H9/56—Monolithic crystal filters
    • H03H9/566—Electric coupling means therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/1646—Circuits adapted for the reception of stereophonic signals
    • H04B1/1653—Detection of the presence of stereo signals and pilot signal regeneration
FR1567358D 1967-04-18 1968-04-17 Expired FR1567358A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2564567 1967-04-18
JP2555067A JPS5026881B1 (fr) 1967-04-19 1967-04-19

Publications (1)

Publication Number Publication Date
FR1567358A true FR1567358A (fr) 1969-05-16

Family

ID=26363171

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1567358D Expired FR1567358A (fr) 1967-04-18 1968-04-17

Country Status (4)

Country Link
US (1) US3522382A (fr)
FR (1) FR1567358A (fr)
GB (1) GB1218610A (fr)
NL (1) NL146999B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2431229A1 (fr) * 1978-07-12 1980-02-08 Thomson Csf Dispositif de demodulation de signaux modules en deplacement de frequence et systeme de transmission comportant un tel dispositif

Also Published As

Publication number Publication date
GB1218610A (en) 1971-01-06
US3522382A (en) 1970-07-28
DE1766036B2 (de) 1975-06-05
NL6804841A (fr) 1968-10-21
NL146999B (nl) 1975-08-15
DE1766036A1 (de) 1972-11-09

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Legal Events

Date Code Title Description
ST Notification of lapse