CH258971A - Dispositif à cristal piézoélectrique. - Google Patents

Dispositif à cristal piézoélectrique.

Info

Publication number
CH258971A
CH258971A CH258971DA CH258971A CH 258971 A CH258971 A CH 258971A CH 258971D A CH258971D A CH 258971DA CH 258971 A CH258971 A CH 258971A
Authority
CH
Switzerland
Prior art keywords
crystal device
piezoelectric crystal
piezoelectric
crystal
Prior art date
Application number
Other languages
English (en)
Inventor
Incorporated Western E Company
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 CH258971A publication Critical patent/CH258971A/fr

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02007—Details of bulk acoustic wave devices
    • H03H9/02015—Characteristics of piezoelectric layers, e.g. cutting angles
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02007—Details of bulk acoustic wave devices
    • H03H9/02157—Dimensional parameters, e.g. ratio between two dimension parameters, length, width or thickness

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Glass Compositions (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
CH258971D 1946-02-09 1946-11-16 Dispositif à cristal piézoélectrique. CH258971A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US646639A US2460520A (en) 1946-02-09 1946-02-09 Piezoelectric crystal apparatus

Publications (1)

Publication Number Publication Date
CH258971A true CH258971A (fr) 1948-12-31

Family

ID=24593852

Family Applications (1)

Application Number Title Priority Date Filing Date
CH258971D CH258971A (fr) 1946-02-09 1946-11-16 Dispositif à cristal piézoélectrique.

Country Status (5)

Country Link
US (1) US2460520A (fr)
CH (1) CH258971A (fr)
ES (1) ES176776A1 (fr)
FR (1) FR935839A (fr)
GB (1) GB631336A (fr)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2292885A (en) * 1941-05-09 1942-08-11 Bell Telephone Labor Inc Rochelle salt piezoelectric crystal apparatus
US2292886A (en) * 1941-05-22 1942-08-11 Bell Telephone Labor Inc Rochelle salt piezoelectric crystal apparatus
BE471729A (fr) * 1946-04-05

Also Published As

Publication number Publication date
ES176776A1 (es) 1947-03-16
US2460520A (en) 1949-02-01
FR935839A (fr) 1948-07-01
GB631336A (en) 1949-11-01

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