CA2237497A1 - Resonateur d'harmoniques choisis avec deux epaisseurs accordees ou plus de resonance - Google Patents

Resonateur d'harmoniques choisis avec deux epaisseurs accordees ou plus de resonance Download PDF

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Publication number
CA2237497A1
CA2237497A1 CA 2237497 CA2237497A CA2237497A1 CA 2237497 A1 CA2237497 A1 CA 2237497A1 CA 2237497 CA2237497 CA 2237497 CA 2237497 A CA2237497 A CA 2237497A CA 2237497 A1 CA2237497 A1 CA 2237497A1
Authority
CA
Canada
Prior art keywords
section
half wave
resonator
wave lengths
blank
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.)
Abandoned
Application number
CA 2237497
Other languages
English (en)
Inventor
Thane Smith
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.)
M Tron Industries Inc
Original Assignee
M Tron Industries 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 M Tron Industries Inc filed Critical M Tron Industries Inc
Publication of CA2237497A1 publication Critical patent/CA2237497A1/fr
Abandoned 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
    • H03H9/02062—Details relating to the vibration mode
    • H03H9/0207—Details relating to the vibration mode the vibration mode being harmonic
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/15—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
    • H03H9/177—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator of the energy-trap type

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
CA 2237497 1997-05-15 1998-05-13 Resonateur d'harmoniques choisis avec deux epaisseurs accordees ou plus de resonance Abandoned CA2237497A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US85657397A 1997-05-15 1997-05-15
US08/856,573 1997-05-15

Publications (1)

Publication Number Publication Date
CA2237497A1 true CA2237497A1 (fr) 1998-11-15

Family

ID=25323984

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 2237497 Abandoned CA2237497A1 (fr) 1997-05-15 1998-05-13 Resonateur d'harmoniques choisis avec deux epaisseurs accordees ou plus de resonance

Country Status (2)

Country Link
CA (1) CA2237497A1 (fr)
GB (1) GB2325336A (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB328152A (en) * 1929-06-07 1930-04-24 Kolster Radio Corp Method of producing oscillations from piezo electric plates
WO1986006228A1 (fr) * 1985-04-11 1986-10-23 Toyo Communication Equipment Co., Ltd. Resonateur piezo-electrique de production de surtonalites

Also Published As

Publication number Publication date
GB2325336A (en) 1998-11-18
GB9810543D0 (en) 1998-07-15

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Legal Events

Date Code Title Description
FZDE Dead