GB2202989B - Crystal resonnator - Google Patents

Crystal resonnator

Info

Publication number
GB2202989B
GB2202989B GB8707931A GB8707931A GB2202989B GB 2202989 B GB2202989 B GB 2202989B GB 8707931 A GB8707931 A GB 8707931A GB 8707931 A GB8707931 A GB 8707931A GB 2202989 B GB2202989 B GB 2202989B
Authority
GB
United Kingdom
Prior art keywords
resonnator
crystal
crystal resonnator
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 - Fee Related
Application number
GB8707931A
Other versions
GB8707931D0 (en
GB2202989A (en
Inventor
Rudolf August Herbert Heinecke
Roger James Williamson
David John Carter
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.)
STC PLC
Original Assignee
STC PLC
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 STC PLC filed Critical STC PLC
Priority to GB8707931A priority Critical patent/GB2202989B/en
Publication of GB8707931D0 publication Critical patent/GB8707931D0/en
Publication of GB2202989A publication Critical patent/GB2202989A/en
Application granted granted Critical
Publication of GB2202989B publication Critical patent/GB2202989B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03H9/02—Details
    • H03H9/05—Holders; Supports
    • H03H9/0504—Holders; Supports for bulk acoustic wave devices
    • H03H9/0514—Holders; Supports for bulk acoustic wave devices consisting of mounting pads or bumps

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
GB8707931A 1987-04-02 1987-04-02 Crystal resonnator Expired - Fee Related GB2202989B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8707931A GB2202989B (en) 1987-04-02 1987-04-02 Crystal resonnator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8707931A GB2202989B (en) 1987-04-02 1987-04-02 Crystal resonnator

Publications (3)

Publication Number Publication Date
GB8707931D0 GB8707931D0 (en) 1987-05-07
GB2202989A GB2202989A (en) 1988-10-05
GB2202989B true GB2202989B (en) 1991-01-09

Family

ID=10615142

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8707931A Expired - Fee Related GB2202989B (en) 1987-04-02 1987-04-02 Crystal resonnator

Country Status (1)

Country Link
GB (1) GB2202989B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5012151A (en) * 1989-09-12 1991-04-30 Halliburton Company Thermally matched strip mounted resonator and related mounting method
GB2260642B (en) * 1991-10-19 1995-02-08 Northern Telecom Ltd Crystal resonator device
US5302879A (en) * 1992-12-31 1994-04-12 Halliburton Company Temperature/reference package, and method using the same for high pressure, high temperature oil or gas well
JPH06350376A (en) * 1993-01-25 1994-12-22 Matsushita Electric Ind Co Ltd Piezoelectric device air-tightly sealed and air-tight sealing package
US5299868A (en) * 1993-02-03 1994-04-05 Halliburton Company Crystalline transducer with ac-cut temperature crystal
EP0622897B1 (en) * 1993-04-28 2001-03-07 Matsushita Electric Industrial Co., Ltd. Surface acoustic wave device and method of manufacturing the same
JPH07106905A (en) * 1993-10-06 1995-04-21 Matsushita Electric Ind Co Ltd Oscillator
EP0651449B1 (en) * 1993-11-01 2002-02-13 Matsushita Electric Industrial Co., Ltd. Electronic component and method for producing the same
DE69409215T2 (en) * 1993-12-06 1998-07-16 Matsushita Electric Ind Co Ltd Hybrid magnetic structure and its manufacturing process
JP2004080711A (en) * 2002-08-22 2004-03-11 Nippon Dempa Kogyo Co Ltd Supporting structure of quartz resonator
US7608986B2 (en) * 2006-10-02 2009-10-27 Seiko Epson Corporation Quartz crystal resonator
JP4412506B2 (en) * 2007-09-07 2010-02-10 エプソントヨコム株式会社 Piezoelectric device and manufacturing method thereof

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1444504A (en) * 1973-07-10 1976-08-04 Suwa Seikosha Kk Quartz crystal vibrator
GB2002955A (en) * 1977-07-19 1979-02-28 Matsushima Kogyo Kk Piezo-electric oscillator assembly
GB2040560A (en) * 1978-11-16 1980-08-28 Suisse Horlogerie Piezoelectric tuning fork resonator
GB2056764A (en) * 1979-07-05 1981-03-18 Suisse Horlogerie Piezoelectric resonators and method of manufacture thereof
GB2125211A (en) * 1982-08-03 1984-02-29 Standard Telephones Cables Ltd Mechanical support of piezoelectric devices

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1444504A (en) * 1973-07-10 1976-08-04 Suwa Seikosha Kk Quartz crystal vibrator
GB2002955A (en) * 1977-07-19 1979-02-28 Matsushima Kogyo Kk Piezo-electric oscillator assembly
GB2040560A (en) * 1978-11-16 1980-08-28 Suisse Horlogerie Piezoelectric tuning fork resonator
GB2056764A (en) * 1979-07-05 1981-03-18 Suisse Horlogerie Piezoelectric resonators and method of manufacture thereof
GB2125211A (en) * 1982-08-03 1984-02-29 Standard Telephones Cables Ltd Mechanical support of piezoelectric devices

Also Published As

Publication number Publication date
GB8707931D0 (en) 1987-05-07
GB2202989A (en) 1988-10-05

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee