JPS5222852A - Multiple mode piezo ceramic filter - Google Patents

Multiple mode piezo ceramic filter

Info

Publication number
JPS5222852A
JPS5222852A JP9921575A JP9921575A JPS5222852A JP S5222852 A JPS5222852 A JP S5222852A JP 9921575 A JP9921575 A JP 9921575A JP 9921575 A JP9921575 A JP 9921575A JP S5222852 A JPS5222852 A JP S5222852A
Authority
JP
Japan
Prior art keywords
ceramic filter
multiple mode
piezo ceramic
mode piezo
emplloys
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.)
Pending
Application number
JP9921575A
Other languages
Japanese (ja)
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
Priority to JP9921575A priority Critical patent/JPS5222852A/en
Publication of JPS5222852A publication Critical patent/JPS5222852A/en
Pending 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
    • H03H9/46—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

Abstract

PURPOSE:To improve the flat characteristics, symmetical property in attenuation range and sprious characteristics in the multiple mode piezo ceramic filter which emplloys thickess vibration.
JP9921575A 1975-08-14 1975-08-14 Multiple mode piezo ceramic filter Pending JPS5222852A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9921575A JPS5222852A (en) 1975-08-14 1975-08-14 Multiple mode piezo ceramic filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9921575A JPS5222852A (en) 1975-08-14 1975-08-14 Multiple mode piezo ceramic filter

Publications (1)

Publication Number Publication Date
JPS5222852A true JPS5222852A (en) 1977-02-21

Family

ID=14241420

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9921575A Pending JPS5222852A (en) 1975-08-14 1975-08-14 Multiple mode piezo ceramic filter

Country Status (1)

Country Link
JP (1) JPS5222852A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS542644A (en) * 1977-06-08 1979-01-10 Kinsekisha Lab Ltd Piezooelectric vibrator
JPS5434658A (en) * 1977-08-23 1979-03-14 Kinsekisha Lab Ltd Multiple mode piezooelectric vibrator
JPS5478744A (en) * 1977-12-05 1979-06-23 Sumitomo Chem Co Ltd Polypropylene resin composition

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4933764B1 (en) * 1968-10-12 1974-09-10

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4933764B1 (en) * 1968-10-12 1974-09-10

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS542644A (en) * 1977-06-08 1979-01-10 Kinsekisha Lab Ltd Piezooelectric vibrator
JPS5828765B2 (en) * 1977-06-08 1983-06-17 キンセキ株式会社 How to adjust the frequency of piezoelectric vibrator
JPS5434658A (en) * 1977-08-23 1979-03-14 Kinsekisha Lab Ltd Multiple mode piezooelectric vibrator
JPS5478744A (en) * 1977-12-05 1979-06-23 Sumitomo Chem Co Ltd Polypropylene resin composition
JPS553374B2 (en) * 1977-12-05 1980-01-24

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