FR1018994A - Piezoelectric crystal refinements - Google Patents

Piezoelectric crystal refinements

Info

Publication number
FR1018994A
FR1018994A FR1018994DA FR1018994A FR 1018994 A FR1018994 A FR 1018994A FR 1018994D A FR1018994D A FR 1018994DA FR 1018994 A FR1018994 A FR 1018994A
Authority
FR
France
Prior art keywords
refinements
piezoelectric crystal
piezoelectric
crystal
crystal refinements
Prior art date
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
Other languages
French (fr)
Inventor
Rudolf Bechmann
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 filed Critical
Application granted granted Critical
Publication of FR1018994A publication Critical patent/FR1018994A/en
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
    • H03H9/02—Details
    • H03H9/02007—Details of bulk acoustic wave devices
    • H03H9/02015—Characteristics of piezoelectric layers, e.g. cutting angles

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
FR1018994D 1949-05-18 1950-05-16 Piezoelectric crystal refinements Expired FR1018994A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB295226X 1949-05-18

Publications (1)

Publication Number Publication Date
FR1018994A true FR1018994A (en) 1953-01-15

Family

ID=10292874

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1018994D Expired FR1018994A (en) 1949-05-18 1950-05-16 Piezoelectric crystal refinements

Country Status (4)

Country Link
BE (1) BE495709A (en)
CH (1) CH295226A (en)
FR (1) FR1018994A (en)
GB (1) GB674895A (en)

Also Published As

Publication number Publication date
BE495709A (en)
CH295226A (en) 1953-12-15
GB674895A (en) 1952-07-02

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