CH263126A - Piezoelectric crystal device. - Google Patents

Piezoelectric crystal device.

Info

Publication number
CH263126A
CH263126A CH263126DA CH263126A CH 263126 A CH263126 A CH 263126A CH 263126D A CH263126D A CH 263126DA CH 263126 A CH263126 A CH 263126A
Authority
CH
Switzerland
Prior art keywords
crystal device
piezoelectric crystal
piezoelectric
crystal
Prior art date
Application number
Other languages
French (fr)
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 CH263126A publication Critical patent/CH263126A/en

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
    • H03H9/02—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 devices; 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)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Developing Agents For Electrophotography (AREA)
CH263126D 1946-03-28 1947-02-03 Piezoelectric crystal device. CH263126A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US657886A US2458615A (en) 1946-03-28 1946-03-28 Piezoelectric crystal apparatus

Publications (1)

Publication Number Publication Date
CH263126A true CH263126A (en) 1949-08-15

Family

ID=24639061

Family Applications (1)

Application Number Title Priority Date Filing Date
CH263126D CH263126A (en) 1946-03-28 1947-02-03 Piezoelectric crystal device.

Country Status (7)

Country Link
US (1) US2458615A (en)
BE (1) BE470165A (en)
CH (1) CH263126A (en)
DE (1) DE832164C (en)
ES (1) ES177115A1 (en)
FR (1) FR938538A (en)
GB (1) GB631345A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2925502A (en) * 1956-12-21 1960-02-16 Philips Corp Piezo-electric quartz crystal of elongated shape

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2309467A (en) * 1941-07-25 1943-01-26 Bell Telephone Labor Inc Rochelle salt piezoelectric crystal apparatus

Also Published As

Publication number Publication date
GB631345A (en) 1949-11-01
BE470165A (en)
DE832164C (en) 1952-02-21
ES177115A1 (en) 1947-04-16
FR938538A (en) 1948-10-18
US2458615A (en) 1949-01-11

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