BE469891A - - Google Patents

Info

Publication number
BE469891A
BE469891A BE469891DA BE469891A BE 469891 A BE469891 A BE 469891A BE 469891D A BE469891D A BE 469891DA BE 469891 A BE469891 A BE 469891A
Authority
BE
Belgium
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.)
Publication of BE469891A publication Critical patent/BE469891A/xx

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)
BE469891D 1946-03-28 BE469891A (en))

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US657885A US2454328A (en) 1946-03-28 1946-03-28 Piezoelectric crystal apparatus

Publications (1)

Publication Number Publication Date
BE469891A true BE469891A (en))

Family

ID=24639055

Family Applications (1)

Application Number Title Priority Date Filing Date
BE469891D BE469891A (en)) 1946-03-28

Country Status (4)

Country Link
US (1) US2454328A (en))
BE (1) BE469891A (en))
FR (1) FR937869A (en))
GB (1) GB631346A (en))

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE806547C (de) * 1948-03-02 1951-06-14 Machf Reineveld Nv Trockenapparat, besonders fuer Waesche

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
GB631346A (en) 1949-11-01
US2454328A (en) 1948-11-23
FR937869A (fr) 1948-08-30

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