HK49484A - Method of forming a piezoelectric oscillator - Google Patents

Method of forming a piezoelectric oscillator

Info

Publication number
HK49484A
HK49484A HK494/84A HK49484A HK49484A HK 49484 A HK49484 A HK 49484A HK 494/84 A HK494/84 A HK 494/84A HK 49484 A HK49484 A HK 49484A HK 49484 A HK49484 A HK 49484A
Authority
HK
Hong Kong
Prior art keywords
oscillator
electrode
forming
hole
case
Prior art date
Application number
HK494/84A
Other languages
English (en)
Inventor
Hiroyuki Fujii
Joji Shimakawa
Yukio Hara
Masatoshi Kobayashi
Original Assignee
Matsushima Kogyo Kk
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 Matsushima Kogyo Kk filed Critical Matsushima Kogyo Kk
Publication of HK49484A publication Critical patent/HK49484A/xx

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
    • H03H9/02—Details
    • H03H9/05—Holders; Supports
    • H03H9/10—Mounting in enclosures
    • H03H9/1007—Mounting in enclosures for bulk acoustic wave [BAW] devices
    • H03H9/1035—Mounting in enclosures for bulk acoustic wave [BAW] devices the enclosure being defined by two sealing substrates sandwiching the piezoelectric layer of the BAW device
    • G—PHYSICS
    • G04—HOROLOGY
    • G04F—TIME-INTERVAL MEASURING
    • G04F5/00—Apparatus for producing preselected time intervals for use as timing standards
    • G04F5/04—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses
    • G04F5/06—Apparatus for producing preselected time intervals for use as timing standards using oscillators with electromechanical resonators producing electric oscillations or timing pulses using piezoelectric resonators
    • G04F5/063—Constructional details
    • 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
    • H03H9/05—Holders; Supports
    • H03H9/0595—Holders; Supports the holder support and resonator being formed in one body

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Piezo-Electric Transducers For Audible Bands (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Electrophonic Musical Instruments (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
HK494/84A 1978-07-14 1984-06-14 Method of forming a piezoelectric oscillator HK49484A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8587778A JPS5513553A (en) 1978-07-14 1978-07-14 Crystal vibrator

Publications (1)

Publication Number Publication Date
HK49484A true HK49484A (en) 1984-06-22

Family

ID=13871121

Family Applications (1)

Application Number Title Priority Date Filing Date
HK494/84A HK49484A (en) 1978-07-14 1984-06-14 Method of forming a piezoelectric oscillator

Country Status (6)

Country Link
JP (1) JPS5513553A (de)
CH (1) CH632391B (de)
GB (1) GB2029092B (de)
HK (1) HK49484A (de)
MY (1) MY8500386A (de)
SG (1) SG1184G (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH626479A5 (de) * 1979-07-05 1981-11-13 Suisse Horlogerie
CH625372A5 (de) * 1979-07-06 1981-09-15 Ebauchesfabrik Eta Ag
JPS5669917A (en) * 1979-11-12 1981-06-11 Seiko Instr & Electronics Ltd Extremely thin quartz oscillator
JPS5791015A (en) * 1980-11-27 1982-06-07 Seiko Instr & Electronics Ltd Small-sized quartz oscillator of profile oscillation mode
CH655423GA3 (de) * 1984-02-15 1986-04-30
US4639631A (en) * 1985-07-01 1987-01-27 Motorola, Inc. Electrostatically sealed piezoelectric device
KR0158469B1 (ko) * 1992-10-15 1999-03-20 모리시타 요이찌 발진자
JPH07106905A (ja) * 1993-10-06 1995-04-21 Matsushita Electric Ind Co Ltd 発振子
US5861705A (en) * 1994-11-01 1999-01-19 Fujitsu Limited Tuning-fork vibratory gyro and sensor system using the same
JP3392959B2 (ja) * 1994-11-01 2003-03-31 富士通株式会社 音叉形振動ジャイロ及びこれを用いたセンサシステム
JPH09246904A (ja) * 1996-03-14 1997-09-19 Citizen Watch Co Ltd 表面実装型水晶振動子
JP4434537B2 (ja) 2001-08-27 2010-03-17 パナソニック株式会社 圧電機能部品
JP5078512B2 (ja) * 2007-09-06 2012-11-21 日本電波工業株式会社 水晶デバイス
JP5113870B2 (ja) * 2009-08-27 2013-01-09 日本電波工業株式会社 表面実装用水晶振動子の製造方法

Also Published As

Publication number Publication date
GB2029092B (en) 1983-01-26
JPS5513553A (en) 1980-01-30
SG1184G (en) 1985-02-15
CH632391B (fr)
MY8500386A (en) 1985-12-31
JPS6125249B2 (de) 1986-06-14
GB2029092A (en) 1980-03-12
CH632391GA3 (de) 1982-10-15

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Legal Events

Date Code Title Description
PE Patent expired