DE602005012754D1 - Kristalloszillator - Google Patents

Kristalloszillator

Info

Publication number
DE602005012754D1
DE602005012754D1 DE602005012754T DE602005012754T DE602005012754D1 DE 602005012754 D1 DE602005012754 D1 DE 602005012754D1 DE 602005012754 T DE602005012754 T DE 602005012754T DE 602005012754 T DE602005012754 T DE 602005012754T DE 602005012754 D1 DE602005012754 D1 DE 602005012754D1
Authority
DE
Germany
Prior art keywords
crystal oscillator
oscillator
crystal
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.)
Active
Application number
DE602005012754T
Other languages
English (en)
Inventor
Takahiko Iwasaki
Shigeru Obara
Genwa Koki
Masaaki Nakahara
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.)
Nihon Dempa Kogyo Co Ltd
Original Assignee
Nihon Dempa Kogyo 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 Nihon Dempa Kogyo Co Ltd filed Critical Nihon Dempa Kogyo Co Ltd
Publication of DE602005012754D1 publication Critical patent/DE602005012754D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/13—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials
    • H03H9/132—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials characterized by a particular shape
    • 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
    • H03H9/02086—Means for compensation or elimination of undesirable effects
    • H03H9/02094—Means for compensation or elimination of undesirable effects of adherence
    • 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
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/13—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials
    • H03H9/131—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials consisting of a multilayered structure

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
DE602005012754T 2004-06-03 2005-06-03 Kristalloszillator Active DE602005012754D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004165232A JP4451219B2 (ja) 2004-06-03 2004-06-03 水晶振動子

Publications (1)

Publication Number Publication Date
DE602005012754D1 true DE602005012754D1 (de) 2009-04-02

Family

ID=34941564

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602005012754T Active DE602005012754D1 (de) 2004-06-03 2005-06-03 Kristalloszillator

Country Status (5)

Country Link
US (1) US7061164B2 (de)
EP (1) EP1603232B1 (de)
JP (1) JP4451219B2 (de)
CN (1) CN100521525C (de)
DE (1) DE602005012754D1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3866258B2 (ja) * 2004-08-24 2007-01-10 太平洋セメント株式会社 圧電デバイスおよびこれを備える圧電スイッチ
JP4665768B2 (ja) * 2006-01-10 2011-04-06 エプソントヨコム株式会社 気密封止構造および圧電デバイスとその製造方法
JP2009164673A (ja) 2007-12-28 2009-07-23 Nippon Dempa Kogyo Co Ltd 水晶振動子用の金属ベース及びこれを用いた水晶振動子
JP4555359B2 (ja) * 2008-04-02 2010-09-29 日本電波工業株式会社 水晶振動子
CN102545821A (zh) * 2010-12-28 2012-07-04 陕西华星电子集团有限公司 抗高过载石英晶体元件
US10393525B2 (en) * 2015-05-22 2019-08-27 Georgia Tech Research Corporation Micro-hemispherical resonators and methods of making the same

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5478693A (en) * 1977-12-05 1979-06-22 Matsushima Kogyo Co Ltd Crystal vibrator
JPS54132187A (en) * 1978-04-06 1979-10-13 Seiko Instr & Electronics Ltd Crystal oscillator
JP3432983B2 (ja) * 1995-11-30 2003-08-04 キンセキ株式会社 水晶振動子とその製造方法
JPH11205898A (ja) * 1998-01-16 1999-07-30 Mitsubishi Electric Corp 誘電体薄膜素子用電極およびその製造方法とそれを用いた超音波振動子
JP2002026683A (ja) * 2000-07-05 2002-01-25 Nippon Dempa Kogyo Co Ltd 水晶振動子
JP4022055B2 (ja) * 2001-11-19 2007-12-12 日本電波工業株式会社 耐熱水晶振動子
JP3977682B2 (ja) * 2002-05-14 2007-09-19 日本電波工業株式会社 水晶振動子及びその保持構造
JP4275396B2 (ja) * 2002-12-17 2009-06-10 日本電波工業株式会社 水晶振動子

Also Published As

Publication number Publication date
EP1603232A3 (de) 2007-02-28
US20050269912A1 (en) 2005-12-08
EP1603232A2 (de) 2005-12-07
CN1705223A (zh) 2005-12-07
US7061164B2 (en) 2006-06-13
EP1603232B1 (de) 2009-02-18
JP4451219B2 (ja) 2010-04-14
JP2005348082A (ja) 2005-12-15
CN100521525C (zh) 2009-07-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition