JPH0230594B2 - - Google Patents

Info

Publication number
JPH0230594B2
JPH0230594B2 JP56177519A JP17751981A JPH0230594B2 JP H0230594 B2 JPH0230594 B2 JP H0230594B2 JP 56177519 A JP56177519 A JP 56177519A JP 17751981 A JP17751981 A JP 17751981A JP H0230594 B2 JPH0230594 B2 JP H0230594B2
Authority
JP
Japan
Prior art keywords
electrodes
piezoelectric ceramic
piezoelectric
filter
transformer 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 - Lifetime
Application number
JP56177519A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5879778A (ja
Inventor
Takeshi Inoe
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.)
NEC Corp
Original Assignee
Nippon Electric 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 Nippon Electric Co Ltd filed Critical Nippon Electric Co Ltd
Priority to JP56177519A priority Critical patent/JPS5879778A/ja
Publication of JPS5879778A publication Critical patent/JPS5879778A/ja
Publication of JPH0230594B2 publication Critical patent/JPH0230594B2/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 devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/56—Monolithic crystal filters
    • H03H9/562—Monolithic crystal filters comprising a ceramic piezoelectric layer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
JP56177519A 1981-11-05 1981-11-05 圧電磁器トランスフイルタ Granted JPS5879778A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56177519A JPS5879778A (ja) 1981-11-05 1981-11-05 圧電磁器トランスフイルタ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56177519A JPS5879778A (ja) 1981-11-05 1981-11-05 圧電磁器トランスフイルタ

Publications (2)

Publication Number Publication Date
JPS5879778A JPS5879778A (ja) 1983-05-13
JPH0230594B2 true JPH0230594B2 (fr) 1990-07-06

Family

ID=16032327

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56177519A Granted JPS5879778A (ja) 1981-11-05 1981-11-05 圧電磁器トランスフイルタ

Country Status (1)

Country Link
JP (1) JPS5879778A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5118982A (en) * 1989-05-31 1992-06-02 Nec Corporation Thickness mode vibration piezoelectric transformer
JP2881251B2 (ja) * 1990-04-25 1999-04-12 株式会社村田製作所 圧電共振子
JP2536379B2 (ja) * 1992-12-31 1996-09-18 日本電気株式会社 圧電トランス
EP0694978B1 (fr) * 1994-07-26 1998-08-05 Nec Corporation Transformateur piézoélectrique
JPH09172211A (ja) * 1995-12-20 1997-06-30 Nec Corp 圧電磁器トランス
TW356618B (en) * 1997-01-16 1999-04-21 Nippon Electric Co AC/DC converter with a piezoelectric transformer
WO2012156818A2 (fr) * 2011-05-17 2012-11-22 Katardjiev Llia Interrupteur passif déclenché par radiofréquence à fonctionnalité d'identification

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56131978A (en) * 1980-03-19 1981-10-15 Nec Corp Multilayer piezoelectric transformer

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56131978A (en) * 1980-03-19 1981-10-15 Nec Corp Multilayer piezoelectric transformer

Also Published As

Publication number Publication date
JPS5879778A (ja) 1983-05-13

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