CA1071751A - Piezoelectric tuning device and method for making the same - Google Patents

Piezoelectric tuning device and method for making the same

Info

Publication number
CA1071751A
CA1071751A CA217,054A CA217054A CA1071751A CA 1071751 A CA1071751 A CA 1071751A CA 217054 A CA217054 A CA 217054A CA 1071751 A CA1071751 A CA 1071751A
Authority
CA
Canada
Prior art keywords
electrodes
thin films
piezoelectric
conductive means
tuning device
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
CA217,054A
Other languages
English (en)
French (fr)
Other versions
CA217054S (en
Inventor
Takashi Nagata
Yasuo Nakajima
Kiyokazu Hagiwara
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 CA1071751A publication Critical patent/CA1071751A/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
    • H03H9/05—Holders or supports
    • H03H9/10—Mounting in enclosures
    • H03H9/1007—Mounting in enclosures for bulk acoustic wave [BAW] devices
    • H03H9/1042—Mounting in enclosures for bulk acoustic wave [BAW] devices the enclosure being defined by a housing formed by a cavity in a resin

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
CA217,054A 1974-08-19 1974-12-30 Piezoelectric tuning device and method for making the same Expired CA1071751A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49095291A JPS5122388A (en) 1974-08-19 1974-08-19 Atsudenshindosochi oyobi sonoseiho

Publications (1)

Publication Number Publication Date
CA1071751A true CA1071751A (en) 1980-02-12

Family

ID=14133658

Family Applications (1)

Application Number Title Priority Date Filing Date
CA217,054A Expired CA1071751A (en) 1974-08-19 1974-12-30 Piezoelectric tuning device and method for making the same

Country Status (4)

Country Link
JP (1) JPS5122388A (https=)
CA (1) CA1071751A (https=)
FR (1) FR2282747A1 (https=)
GB (1) GB1507333A (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS587701Y2 (ja) * 1975-05-28 1983-02-10 日本特殊陶業株式会社 アツデンロハキ
JPS58184919U (ja) * 1982-06-03 1983-12-08 株式会社村田製作所 圧電振動部品の電極構造

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2512878A (en) * 1945-12-28 1950-06-27 Brush Dev Co Piezoelectric crystal

Also Published As

Publication number Publication date
FR2282747B1 (https=) 1978-02-03
GB1507333A (en) 1978-04-12
FR2282747A1 (fr) 1976-03-19
DE2504550B2 (de) 1976-10-14
JPS5122388A (en) 1976-02-23
DE2504550A1 (de) 1976-03-04
JPS5744048B2 (https=) 1982-09-18

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Legal Events

Date Code Title Description
MKEX Expiry
MKEX Expiry

Effective date: 19970212

P22 Classification modified

Free format text: ST27 STATUS EVENT CODE: T-6-6-P10-P22-P110 (AS PROVIDED BY THE NATIONAL OFFICE); EVENT TEXT: CLASSIFICATION MODIFIED

Effective date: 20250124