JPS6357967B2 - - Google Patents

Info

Publication number
JPS6357967B2
JPS6357967B2 JP57072450A JP7245082A JPS6357967B2 JP S6357967 B2 JPS6357967 B2 JP S6357967B2 JP 57072450 A JP57072450 A JP 57072450A JP 7245082 A JP7245082 A JP 7245082A JP S6357967 B2 JPS6357967 B2 JP S6357967B2
Authority
JP
Japan
Prior art keywords
thickness
crystal
width
main surface
frequency
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
JP57072450A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58190115A (ja
Inventor
Yoshiaki Fujiwara
Sumio Yamada
Hiroshi Hoshino
Noboru Wakatsuki
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 JP7245082A priority Critical patent/JPS58190115A/ja
Priority to DE8383300872T priority patent/DE3377043D1/de
Priority to US06/467,810 priority patent/US4454444A/en
Priority to EP83300872A priority patent/EP0088548B1/en
Publication of JPS58190115A publication Critical patent/JPS58190115A/ja
Publication of JPS6357967B2 publication Critical patent/JPS6357967B2/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
    • H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
    • H03H9/17—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
    • H03H9/177—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator of the energy-trap type
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02007—Details of bulk acoustic wave devices
    • H03H9/02015—Characteristics of piezoelectric layers, e.g. cutting angles
    • H03H9/02031—Characteristics of piezoelectric layers, e.g. cutting angles consisting of ceramic
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/02—Details
    • H03H9/02007—Details of bulk acoustic wave devices
    • H03H9/02157—Dimensional parameters, e.g. ratio between two dimension parameters, length, width or thickness

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
JP7245082A 1982-02-22 1982-04-28 圧電振動子 Granted JPS58190115A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP7245082A JPS58190115A (ja) 1982-04-28 1982-04-28 圧電振動子
DE8383300872T DE3377043D1 (en) 1982-02-22 1983-02-18 Piezoelectric resonators
US06/467,810 US4454444A (en) 1982-02-22 1983-02-18 LiTaO3 Piezoelectric resonator
EP83300872A EP0088548B1 (en) 1982-02-22 1983-02-18 Piezoelectric resonators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7245082A JPS58190115A (ja) 1982-04-28 1982-04-28 圧電振動子

Publications (2)

Publication Number Publication Date
JPS58190115A JPS58190115A (ja) 1983-11-07
JPS6357967B2 true JPS6357967B2 (zh) 1988-11-14

Family

ID=13489639

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7245082A Granted JPS58190115A (ja) 1982-02-22 1982-04-28 圧電振動子

Country Status (1)

Country Link
JP (1) JPS58190115A (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01288006A (ja) * 1988-05-13 1989-11-20 Fujitsu Ltd 圧電振動素子
JPH0213007A (ja) * 1988-06-29 1990-01-17 Murata Mfg Co Ltd ＬｉＴａＯ↓３厚みすべり振動子
JP2855208B2 (ja) * 1989-05-31 1999-02-10 株式会社村田製作所 ＬｉＴａＯ▲下３▼圧電共振子
JP3731348B2 (ja) 1998-06-09 2006-01-05 松下電器産業株式会社 圧電振動子
JP2001230654A (ja) * 2000-02-16 2001-08-24 Matsushita Electric Ind Co Ltd 圧電振動素子およびその製造方法
JP2002368571A (ja) 2001-06-11 2002-12-20 Matsushita Electric Ind Co Ltd 圧電振動素子及びそれを用いたフィルタ
JP4338091B2 (ja) * 2005-04-08 2009-09-30 Ｔｄｋ株式会社 レゾネータ

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5185688A (ja) * 1975-01-27 1976-07-27 Kinsekisha Lab Ltd Koketsugoatsudenshindoshi
JPS54151389A (en) * 1978-05-19 1979-11-28 Seiko Instr & Electronics Ltd Crystal oscillator of rectangular at cut
JPS5683110A (en) * 1979-12-10 1981-07-07 Toshiba Corp Thickness slip oscillator of litium tantalate

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5185688A (ja) * 1975-01-27 1976-07-27 Kinsekisha Lab Ltd Koketsugoatsudenshindoshi
JPS54151389A (en) * 1978-05-19 1979-11-28 Seiko Instr & Electronics Ltd Crystal oscillator of rectangular at cut
JPS5683110A (en) * 1979-12-10 1981-07-07 Toshiba Corp Thickness slip oscillator of litium tantalate

Also Published As

Publication number Publication date
JPS58190115A (ja) 1983-11-07

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