NL151860B - Schakeling voorzien van een elektromechanisch filter. - Google Patents

Schakeling voorzien van een elektromechanisch filter.

Info

Publication number
NL151860B
NL151860B NL686811008A NL6811008A NL151860B NL 151860 B NL151860 B NL 151860B NL 686811008 A NL686811008 A NL 686811008A NL 6811008 A NL6811008 A NL 6811008A NL 151860 B NL151860 B NL 151860B
Authority
NL
Netherlands
Prior art keywords
electro
mechanical filter
circuit equipped
circuit
filter
Prior art date
Application number
NL686811008A
Other languages
English (en)
Dutch (nl)
Other versions
NL6811008A (sv
Original Assignee
Western Electric Co
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 Western Electric Co filed Critical Western Electric Co
Publication of NL6811008A publication Critical patent/NL6811008A/xx
Publication of NL151860B publication Critical patent/NL151860B/xx

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
NL686811008A 1967-08-04 1968-08-02 Schakeling voorzien van een elektromechanisch filter. NL151860B (nl)

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 (2)

Publication Number Publication Date
NL6811008A NL6811008A (sv) 1969-02-06
NL151860B true NL151860B (nl) 1976-12-15

Family

ID=27097629

Family Applications (1)

Application Number Title Priority Date Filing Date
NL686811008A NL151860B (nl) 1967-08-04 1968-08-02 Schakeling voorzien van een elektromechanisch filter.

Country Status (7)

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

Families Citing this family (7)

* 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
US3626310A (en) * 1970-03-06 1971-12-07 Gen Electric Frequency discriminator
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
FR2167405B1 (sv) * 1972-01-14 1976-06-11 Thomson Csf
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

Also Published As

Publication number Publication date
GB1234097A (sv) 1971-06-03
SE333170B (sv) 1971-03-08
US3525944A (en) 1970-08-25
NL6811008A (sv) 1969-02-06
BE718868A (sv) 1968-12-31
FR1576792A (sv) 1969-08-01
DE1766871B1 (de) 1971-05-06

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: WESTERN ELECTRI