ES176776A1 - IMPROVEMENTS IN PIEZOELECTRIC EQUIPMENT WITH GLASS ELEMENTS - Google Patents

IMPROVEMENTS IN PIEZOELECTRIC EQUIPMENT WITH GLASS ELEMENTS

Info

Publication number
ES176776A1
ES176776A1 ES0176776A ES176776A ES176776A1 ES 176776 A1 ES176776 A1 ES 176776A1 ES 0176776 A ES0176776 A ES 0176776A ES 176776 A ES176776 A ES 176776A ES 176776 A1 ES176776 A1 ES 176776A1
Authority
ES
Spain
Prior art keywords
glass elements
piezoelectric equipment
piezoelectric
equipment
glass
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
ES0176776A
Other languages
Spanish (es)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Inc filed Critical Western Electric Co Inc
Publication of ES176776A1 publication Critical patent/ES176776A1/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
    • 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)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Glass Compositions (AREA)
ES0176776A 1946-02-09 1947-02-04 IMPROVEMENTS IN PIEZOELECTRIC EQUIPMENT WITH GLASS ELEMENTS Expired ES176776A1 (en)

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
ES176776A1 true ES176776A1 (en) 1947-03-16

Family

ID=24593852

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0176776A Expired ES176776A1 (en) 1946-02-09 1947-02-04 IMPROVEMENTS IN PIEZOELECTRIC EQUIPMENT WITH GLASS ELEMENTS

Country Status (5)

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

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 (en) * 1946-04-05

Also Published As

Publication number Publication date
GB631336A (en) 1949-11-01
FR935839A (en) 1948-07-01
CH258971A (en) 1948-12-31
US2460520A (en) 1949-02-01

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