GB1507333A - Piezoelectric devices - Google Patents

Piezoelectric devices

Info

Publication number
GB1507333A
GB1507333A GB21968/75A GB2196875A GB1507333A GB 1507333 A GB1507333 A GB 1507333A GB 21968/75 A GB21968/75 A GB 21968/75A GB 2196875 A GB2196875 A GB 2196875A GB 1507333 A GB1507333 A GB 1507333A
Authority
GB
United Kingdom
Prior art keywords
thin film
thickness
electrodes
piezoelectric devices
pbtio3
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
GB21968/75A
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.)
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
Publication of GB1507333A publication Critical patent/GB1507333A/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)
GB21968/75A 1974-08-19 1975-05-21 Piezoelectric devices Expired GB1507333A (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
GB1507333A true GB1507333A (en) 1978-04-12

Family

ID=14133658

Family Applications (1)

Application Number Title Priority Date Filing Date
GB21968/75A Expired GB1507333A (en) 1974-08-19 1975-05-21 Piezoelectric devices

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
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
CA1071751A (en) 1980-02-12

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PE20 Patent expired after termination of 20 years

Effective date: 19950520