DE602007002411D1 - Erungsmitteln - Google Patents

Erungsmitteln

Info

Publication number
DE602007002411D1
DE602007002411D1 DE602007002411T DE602007002411T DE602007002411D1 DE 602007002411 D1 DE602007002411 D1 DE 602007002411D1 DE 602007002411 T DE602007002411 T DE 602007002411T DE 602007002411 T DE602007002411 T DE 602007002411T DE 602007002411 D1 DE602007002411 D1 DE 602007002411D1
Authority
DE
Germany
Prior art keywords
electrodes
arm
lateral
central
excitation
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
DE602007002411T
Other languages
English (en)
Inventor
Piazza Silvio Dalla
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.)
ETA SA Manufacture Horlogere Suisse
Original Assignee
ETA SA Manufacture 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 Manufacture Horlogere Suisse filed Critical ETA SA Manufacture Horlogere Suisse
Publication of DE602007002411D1 publication Critical patent/DE602007002411D1/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
    • H03H9/15—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)
  • Gyroscopes (AREA)
  • Memory System Of A Hierarchy Structure (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
DE602007002411T 2006-08-02 2007-07-31 Erungsmitteln Active DE602007002411D1 (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
DE602007002411D1 true DE602007002411D1 (de) 2009-10-22

Family

ID=38626707

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007002411T Active DE602007002411D1 (de) 2006-08-02 2007-07-31 Erungsmitteln

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
ATE442702T1 (de) 2009-09-15
EP2052458B1 (de) 2009-09-09
WO2008014628A1 (en) 2008-02-07
EP2052458A1 (de) 2009-04-29

Similar Documents

Publication Publication Date Title
ATE390759T1 (de) Piezoelektrischer resonator mit kleinen abmessungen
ATE453954T1 (de) Piezoelektrischer resonator mit optimierten bewegungsfähigkeiten
ATE382984T1 (de) Piezoelektrischer resonator, piezoelektrische vorrichtung, herstellungsverfahren derselben, mobiltelefon und elektronische ausrüstung welche eine piezoelektrische vorrichtung benutzen.
DE602007007643D1 (de) Siliziumresonator des stimmgabeltyps
TW200746630A (en) Piezoelectric resonator and method for manufacturing thereof
ATE421799T1 (de) Kompakter piezoelektrischer resonator
JP4319657B2 (ja) 圧電振動子
DE602004027033D1 (de) Quartzresonator mit sehr kleinen Abmessungen
TW200644049A (en) Film bulk acoustic resonator and filter circuit
JP2008178021A5 (de)
JP2010232932A5 (ja) 振動片
JP2012054946A5 (de)
BRPI0507502A (pt) espelho bimorfo com duas camadas piezoelétricas separadas por um núcleo central de material semi-rìgido
DE602007002411D1 (de) Erungsmitteln
JP2008278489A5 (de)
JP2011228980A5 (de)
JP2005227215A (ja) 角速度センサおよびその設計方法
DE602004030653D1 (de) Schwingkristall vom Stimmgabeltyp
JP2012160996A5 (de)
ATE417405T1 (de) Piezoelektrischer resonator mit kleinen abmessungen
DE602004013170D1 (de) Messwertgeber zur Drehgeschwindigkeitsmessung
JP2011139233A (ja) 音叉型屈曲水晶振動素子
JP2010193331A5 (de)
CN101523721A (zh) 具有短路防止工具的压电谐振器
JP2014165573A5 (de)

Legal Events

Date Code Title Description
8364 No opposition during term of opposition