GB1268225A - Piezoelectric vibrators - Google Patents

Piezoelectric vibrators

Info

Publication number
GB1268225A
GB1268225A GB1623369A GB1623369A GB1268225A GB 1268225 A GB1268225 A GB 1268225A GB 1623369 A GB1623369 A GB 1623369A GB 1623369 A GB1623369 A GB 1623369A GB 1268225 A GB1268225 A GB 1268225A
Authority
GB
United Kingdom
Prior art keywords
plate
chosen
thickness
modes
segments
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
GB1623369A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Publication of GB1268225A publication Critical patent/GB1268225A/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 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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
    • H03H9/17—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
    • H03H9/19—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator consisting of quartz

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
GB1623369A 1968-04-03 1969-03-27 Piezoelectric vibrators Expired GB1268225A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR146890 1968-04-03

Publications (1)

Publication Number Publication Date
GB1268225A true GB1268225A (en) 1972-03-22

Family

ID=8648550

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1623369A Expired GB1268225A (en) 1968-04-03 1969-03-27 Piezoelectric vibrators

Country Status (3)

Country Link
DE (1) DE1916941B2 (enExample)
FR (1) FR1576402A (enExample)
GB (1) GB1268225A (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3792294A (en) * 1972-10-19 1974-02-12 Bell Telephone Labor Inc Rectangular at-cut crystal plate
DE3022386C2 (de) * 1980-06-14 1985-04-18 Standard Elektrik Lorenz Ag, 7000 Stuttgart Nebenwellenarmer DT-Quarz

Also Published As

Publication number Publication date
DE1916941B2 (de) 1977-12-01
FR1576402A (enExample) 1969-06-23
DE1916941A1 (de) 1969-11-06

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