ATE442702T1 - Piezoelektrischer resonator mit kurzschlussverhinderungsmitteln - Google Patents

Piezoelektrischer resonator mit kurzschlussverhinderungsmitteln

Info

Publication number
ATE442702T1
ATE442702T1 AT07785070T AT07785070T ATE442702T1 AT E442702 T1 ATE442702 T1 AT E442702T1 AT 07785070 T AT07785070 T AT 07785070T AT 07785070 T AT07785070 T AT 07785070T AT E442702 T1 ATE442702 T1 AT E442702T1
Authority
AT
Austria
Prior art keywords
electrodes
arm
lateral
piezoelectric resonator
central
Prior art date
Application number
AT07785070T
Other languages
English (en)
Inventor
Piazza Silvio Dalla
Original Assignee
Eta Sa Mft Horlogere Suisse
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
Priority claimed from EP06118326A external-priority patent/EP1887691A1/de
Application filed by Eta Sa Mft Horlogere Suisse filed Critical Eta Sa Mft Horlogere Suisse
Application granted granted Critical
Publication of ATE442702T1 publication Critical patent/ATE442702T1/de

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
    • H03H9/21—Crystal tuning forks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
    • H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
    • H03H3/02—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
    • H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
    • H03H3/02—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks
    • H03H2003/026—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks the resonators or networks being of the tuning fork type

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Gyroscopes (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
AT07785070T 2006-08-02 2007-07-31 Piezoelektrischer resonator mit kurzschlussverhinderungsmitteln ATE442702T1 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US46182406A 2006-08-02 2006-08-02
EP06118326A EP1887691A1 (de) 2006-08-02 2006-08-02 Piezoelektrischer Resonator mit Mitteln zur Kurzschlussvermeidung
PCT/CH2007/000375 WO2008014628A1 (en) 2006-08-02 2007-07-31 Piezoelectric resonator with short-circu its preventi ng means

Publications (1)

Publication Number Publication Date
ATE442702T1 true ATE442702T1 (de) 2009-09-15

Family

ID=38626707

Family Applications (1)

Application Number Title Priority Date Filing Date
AT07785070T ATE442702T1 (de) 2006-08-02 2007-07-31 Piezoelektrischer resonator mit kurzschlussverhinderungsmitteln

Country Status (4)

Country Link
EP (1) EP2052458B1 (de)
AT (1) ATE442702T1 (de)
DE (1) DE602007002411D1 (de)
WO (1) WO2008014628A1 (de)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1600706A (en) * 1977-09-17 1981-10-21 Citizen Watch Co Ltd Subminiature quartz crystal vibrator and method for manufacturing the same
US6894428B2 (en) * 2001-01-15 2005-05-17 Seiko Epson Corporation Vibrating piece, vibrator, oscillator, and electronic device
US7138288B2 (en) * 2003-03-28 2006-11-21 Citizen Watch Co., Ltd. Method for manufacturing small crystal resonator
JP4329492B2 (ja) * 2003-10-28 2009-09-09 セイコーエプソン株式会社 圧電振動片と圧電デバイスおよびこれらの製造方法、ならびに圧電デバイスを利用した携帯電話装置および圧電デバイスを利用した電子機器

Also Published As

Publication number Publication date
WO2008014628A1 (en) 2008-02-07
DE602007002411D1 (de) 2009-10-22
EP2052458A1 (de) 2009-04-29
EP2052458B1 (de) 2009-09-09

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Legal Events

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