CA1001752A - Piezoelectric device - Google Patents

Piezoelectric device

Info

Publication number
CA1001752A
CA1001752A CA197,191A CA197191A CA1001752A CA 1001752 A CA1001752 A CA 1001752A CA 197191 A CA197191 A CA 197191A CA 1001752 A CA1001752 A CA 1001752A
Authority
CA
Canada
Prior art keywords
piezoelectric device
piezoelectric
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
CA197,191A
Inventor
Takashi Nagata
Raymond D. Mindlin
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of CA1001752A publication Critical patent/CA1001752A/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
    • H03H9/15—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
    • 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
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezo-electric or electrostrictive material
    • H03H9/56—Monolithic crystal filters
    • H03H9/562—Monolithic crystal filters comprising a ceramic piezoelectric layer
CA197,191A 1973-04-19 1974-04-09 Piezoelectric device Expired CA1001752A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US35264673A 1973-04-19 1973-04-19

Publications (1)

Publication Number Publication Date
CA1001752A true CA1001752A (en) 1976-12-14

Family

ID=23385928

Family Applications (1)

Application Number Title Priority Date Filing Date
CA197,191A Expired CA1001752A (en) 1973-04-19 1974-04-09 Piezoelectric device

Country Status (6)

Country Link
CA (1) CA1001752A (en)
DE (1) DE2416085C3 (en)
FR (1) FR2226782B1 (en)
GB (1) GB1466958A (en)
IT (1) IT1005988B (en)
NL (1) NL7405281A (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2249933A (en) * 1938-09-24 1941-07-22 Telefunken Gmbh Piezoelectric plate
US3363119A (en) * 1965-04-19 1968-01-09 Clevite Corp Piezoelectric resonator and method of making same
US3384768A (en) * 1967-09-29 1968-05-21 Clevite Corp Piezoelectric resonator
US3576453A (en) * 1969-05-02 1971-04-27 Bell Telephone Labor Inc Monolithic electric wave filters

Also Published As

Publication number Publication date
DE2416085B2 (en) 1980-10-23
GB1466958A (en) 1977-03-16
DE2416085A1 (en) 1974-10-31
FR2226782A1 (en) 1974-11-15
NL7405281A (en) 1974-10-22
IT1005988B (en) 1976-09-30
DE2416085C3 (en) 1981-11-05
FR2226782B1 (en) 1978-06-16

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