JPH0259650B2 - - Google Patents

Info

Publication number
JPH0259650B2
JPH0259650B2 JP3293683A JP3293683A JPH0259650B2 JP H0259650 B2 JPH0259650 B2 JP H0259650B2 JP 3293683 A JP3293683 A JP 3293683A JP 3293683 A JP3293683 A JP 3293683A JP H0259650 B2 JPH0259650 B2 JP H0259650B2
Authority
JP
Japan
Prior art keywords
piezoelectric ceramic
metal thin
elastic metal
pieces
mechanical filter
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
JP3293683A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59160308A (ja
Inventor
Taku Gonji
Teruo Kawatsu
Yoshihiko Kasai
Mutsuo Takeuchi
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP3293683A priority Critical patent/JPS59160308A/ja
Priority to US06/582,768 priority patent/US4555682A/en
Priority to NO840713A priority patent/NO165619C/no
Priority to EP84301264A priority patent/EP0118272B1/en
Priority to DE8484301264T priority patent/DE3483398D1/de
Publication of JPS59160308A publication Critical patent/JPS59160308A/ja
Publication of JPH0259650B2 publication Critical patent/JPH0259650B2/ja
Granted 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
    • H03H9/46—Filters
    • H03H9/48—Coupling means therefor
    • H03H9/50—Mechanical coupling means

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
JP3293683A 1983-03-02 1983-03-02 メカニカルフィルタ用圧電セラミック振動子およびそれを用いるメカニカルフィルタ Granted JPS59160308A (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP3293683A JPS59160308A (ja) 1983-03-02 1983-03-02 メカニカルフィルタ用圧電セラミック振動子およびそれを用いるメカニカルフィルタ
US06/582,768 US4555682A (en) 1983-03-02 1984-02-23 Mechanical filter
NO840713A NO165619C (no) 1983-03-02 1984-02-24 Mekanisk filter.
EP84301264A EP0118272B1 (en) 1983-03-02 1984-02-27 Mechanically coupled electrical filter
DE8484301264T DE3483398D1 (de) 1983-03-02 1984-02-27 Elektromechanisches filter mit mechanisch gekoppelten resonatoren.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3293683A JPS59160308A (ja) 1983-03-02 1983-03-02 メカニカルフィルタ用圧電セラミック振動子およびそれを用いるメカニカルフィルタ

Publications (2)

Publication Number Publication Date
JPS59160308A JPS59160308A (ja) 1984-09-11
JPH0259650B2 true JPH0259650B2 (enrdf_load_stackoverflow) 1990-12-13

Family

ID=12372818

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3293683A Granted JPS59160308A (ja) 1983-03-02 1983-03-02 メカニカルフィルタ用圧電セラミック振動子およびそれを用いるメカニカルフィルタ

Country Status (1)

Country Link
JP (1) JPS59160308A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7391285B2 (en) * 2003-10-30 2008-06-24 Avago Technologies Wireless Ip Pte Ltd Film acoustically-coupled transformer

Also Published As

Publication number Publication date
JPS59160308A (ja) 1984-09-11

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