DE2948331C2 - - Google Patents

Info

Publication number
DE2948331C2
DE2948331C2 DE2948331A DE2948331A DE2948331C2 DE 2948331 C2 DE2948331 C2 DE 2948331C2 DE 2948331 A DE2948331 A DE 2948331A DE 2948331 A DE2948331 A DE 2948331A DE 2948331 C2 DE2948331 C2 DE 2948331C2
Authority
DE
Germany
Prior art keywords
frequency
tuning fork
vibration
transducer according
bending
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
Application number
DE2948331A
Other languages
German (de)
English (en)
Other versions
DE2948331A1 (de
Inventor
Eishi Momosaki
Shigeru Kogure
Minoru Suwa Nagano Jp Inoue
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.)
Seiko Epson Corp
Original Assignee
Suwa Seikosha 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
Priority claimed from JP14950078A external-priority patent/JPS5575326A/ja
Priority claimed from JP14949978A external-priority patent/JPS5575325A/ja
Priority claimed from JP15018678A external-priority patent/JPS5575320A/ja
Priority claimed from JP15018278A external-priority patent/JPS5575318A/ja
Priority claimed from JP15018378A external-priority patent/JPS5575319A/ja
Application filed by Suwa Seikosha KK filed Critical Suwa Seikosha KK
Publication of DE2948331A1 publication Critical patent/DE2948331A1/de
Application granted granted Critical
Publication of DE2948331C2 publication Critical patent/DE2948331C2/de
Granted legal-status Critical Current

Links

Classifications

    • 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
    • H03H3/04—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 for obtaining desired frequency or temperature coefficient
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
    • H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
    • H03H9/21—Crystal tuning forks
    • H03H9/215—Crystal tuning forks consisting of quartz

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)
DE19792948331 1978-12-01 1979-11-30 Stimmgabelschwinger und verfahren zur einstellung der frequenz eines stimmgabelschwingers Granted DE2948331A1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP14950078A JPS5575326A (en) 1978-12-01 1978-12-01 Tuning fork type crystal oscillator
JP14949978A JPS5575325A (en) 1978-12-01 1978-12-01 Tuning fork type crystal oscillator
JP15018678A JPS5575320A (en) 1978-12-04 1978-12-04 Frequency control method for tuning fork type oscillator
JP15018278A JPS5575318A (en) 1978-12-04 1978-12-04 Tuning fork type oscillator
JP15018378A JPS5575319A (en) 1978-12-04 1978-12-04 Tuning fork type oscillator

Publications (2)

Publication Number Publication Date
DE2948331A1 DE2948331A1 (de) 1980-06-19
DE2948331C2 true DE2948331C2 (en, 2012) 1987-06-19

Family

ID=27527873

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19792948331 Granted DE2948331A1 (de) 1978-12-01 1979-11-30 Stimmgabelschwinger und verfahren zur einstellung der frequenz eines stimmgabelschwingers

Country Status (4)

Country Link
US (1) US4320320A (en, 2012)
CH (1) CH646304GA3 (en, 2012)
DE (1) DE2948331A1 (en, 2012)
FR (1) FR2443164B1 (en, 2012)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55112017A (en) * 1979-02-20 1980-08-29 Seiko Epson Corp Electrode of tuning fork type crystal oscillator
FR2477803A1 (fr) * 1980-03-04 1981-09-11 Suwa Seikosha Kk Resonateur a quartz du type diapason a couplage de modes
JPS5748819A (en) * 1980-09-08 1982-03-20 Seiko Epson Corp Coupling tuning fork type quartz oscillator
US4498025A (en) * 1980-12-12 1985-02-05 Seiko Instruments & Electronics Ltd. Tuning fork
US4447753A (en) * 1981-03-25 1984-05-08 Seiko Instruments & Electronics Ltd. Miniature GT-cut quartz resonator
JPS58182311A (ja) * 1982-04-20 1983-10-25 Seiko Instr & Electronics Ltd 音叉型振動子
CH650897GA3 (en, 2012) * 1982-07-14 1985-08-30
US4472655A (en) * 1983-03-25 1984-09-18 Kabushiki Kaisha Daini Seikosha Tuning fork flexural quartz resonator
US4540909A (en) * 1983-04-04 1985-09-10 Seiko Instruments & Electronics Ltd. Tuning fork type quartz crystal resonator with variable width base
US4525647A (en) * 1983-12-02 1985-06-25 Motorola, Inc. Dual frequency, dual mode quartz resonator
AU600296B2 (en) * 1986-07-01 1990-08-09 Seca Gmbh Vibration type weight measuring apparatus
CH683050A5 (fr) * 1991-06-04 1993-12-31 Suisse Electronique Microtech Résonateur à quartz vibrant selon un mode fondamental de torsion.
EP0806631B1 (en) * 1993-02-03 2001-11-07 Matsushita Electric Industrial Co., Ltd. Angular velocity sensor and its fabricating
US6028343A (en) 1997-10-24 2000-02-22 Stmicroelectronics, Inc. Integrated released beam sensor for sensing acceleration and associated methods
US6124765A (en) * 1997-10-24 2000-09-26 Stmicroelectronics, Inc. Integrated released beam oscillator and associated methods
US5917226A (en) 1997-10-24 1999-06-29 Stmicroelectronics, Inc. Integrated released beam, thermo-mechanical sensor for sensing temperature variations and associated methods
US6058778A (en) * 1997-10-24 2000-05-09 Stmicroelectronics, Inc. Integrated sensor having plurality of released beams for sensing acceleration
JP3335122B2 (ja) 1998-05-06 2002-10-15 松下電器産業株式会社 角速度センサ
JP3887137B2 (ja) * 1999-01-29 2007-02-28 セイコーインスツル株式会社 圧電振動子の製造方法
EP1111770B1 (fr) * 1999-12-21 2003-03-19 Eta SA Fabriques d'Ebauches Dispositif oscillateur à quartz basse fréquence ayant un comportement thermique amélioré
CA2327576C (en) 1999-12-21 2008-09-30 Eta Sa Fabriques D'ebauches Low frequency quartz oscillator device with improved thermal characteristics
US7071794B2 (en) * 2002-03-06 2006-07-04 Piedek Technical Laboratory Quartz crystal resonator, unit having resonator, oscillator having unit, electronic apparatus having oscillator, and method for manufacturing electronic apparatus
US6897743B2 (en) * 2002-03-06 2005-05-24 Piedek Technical Laboratory Electronic apparatus with two quartz crystal oscillators utilizing different vibration modes
US6791243B2 (en) * 2002-03-06 2004-09-14 Piedek Technical Laboratory Quartz crystal unit and its manufacturing method
US9203135B2 (en) * 2002-04-23 2015-12-01 Piedek Technical Laboratory Method for manufacturing quartz crystal resonator
JP4375334B2 (ja) * 2003-03-28 2009-12-02 株式会社大真空 音叉型振動子の周波数調整方法並びにその方法によって周波数調整された音叉型振動子
US11563406B2 (en) * 2003-06-30 2023-01-24 Piedek Technical Laboratory Quartz crystal resonator, quartz crystal unit, and quartz crystal oscillator
KR100645034B1 (ko) * 2004-03-26 2006-11-13 마키노 밀링 머신 주식회사 절삭 가공 방법 및 장치와 방전 가공용 리브 전극
US7764145B2 (en) * 2006-11-30 2010-07-27 Nihon Dempa Kogyo Co., Ltd. Piezoelectric resonator, method of manufacturing the same and electronic part using the same
JP2009165006A (ja) * 2008-01-09 2009-07-23 Nippon Dempa Kogyo Co Ltd 圧電振動片、圧電デバイス及び音叉型圧電振動子の周波数調整方法
EP2395661A1 (fr) * 2010-06-10 2011-12-14 The Swatch Group Research and Development Ltd. Résonateur thermocompensé aux premier et second ordres
US8305154B1 (en) 2010-07-13 2012-11-06 Hrl Laboratories, Llc Parametrically driven quartz UHF oscillator
US8569937B1 (en) 2010-07-13 2013-10-29 Hrl Laboratories, Llc Piezoelectric resonator with capacitive sense and/or force rebalance electrodes to control an amplitude of vibration
TW201242246A (en) 2011-02-25 2012-10-16 Seiko Epson Corp Piezoelectric vibration element, piezoelectric vibrator, piezoelectric oscillator, vibration gyro element, vibration gyro sensor, and electronic apparatus
US8933759B1 (en) 2012-07-13 2015-01-13 Hrl Laboratories, Llc Dynamic damping in a quartz oscillator
DE102013106790A1 (de) 2013-06-28 2014-12-31 Oxea Gmbh Verfahren zur Herstellung von 1,3-Butandiol
DE102013106787A1 (de) 2013-06-28 2014-12-31 Oxea Gmbh Verfahren zur Herstellung von n-Butanderivaten
US10866216B2 (en) * 2015-12-15 2020-12-15 Qorvo Biotechnologies, Llc Temperature compensation and operational configuration for bulk acoustic wave resonator devices
CN109075766B (zh) * 2016-05-25 2022-04-19 株式会社村田制作所 谐振器和谐振装置
US11824511B2 (en) 2018-03-21 2023-11-21 Qorvo Us, Inc. Method for manufacturing piezoelectric bulk layers with tilted c-axis orientation
US11401601B2 (en) 2019-09-13 2022-08-02 Qorvo Us, Inc. Piezoelectric bulk layers with tilted c-axis orientation and methods for making the same

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL266211A (en, 2012) * 1960-06-21
US3423609A (en) * 1964-01-30 1969-01-21 Hewlett Packard Co Quartz crystal temperature transducer
US3826931A (en) * 1967-10-26 1974-07-30 Hewlett Packard Co Dual crystal resonator apparatus
US3691411A (en) * 1971-01-19 1972-09-12 Albert Pavlovich Fedorkov Piezoelectric quartz element
JPS49131088A (en, 2012) * 1973-04-16 1974-12-16 Suwa Seikosha Kk
JPS583602B2 (ja) * 1974-11-09 1983-01-22 セイコーエプソン株式会社 スイシヨウシンドウシ
JPS6051283B2 (ja) * 1975-09-10 1985-11-13 株式会社精工舎 Ｇｔカツト水晶振動子の周波数温度特性調整法
CH607880B (fr) * 1976-01-16 Centre Electron Horloger Resonateur piezo-electrique.
US4071797A (en) * 1976-01-20 1978-01-31 Societe Suisse Pour L'industrie Horlogere Management Services S.A. Quartz piezo-electric element vibrating in a coupled mode
JPS5323589A (en) * 1976-08-18 1978-03-04 Seiko Epson Corp Crystal vibrator
JPS5851687B2 (ja) * 1976-10-22 1983-11-17 セイコーインスツルメンツ株式会社 音叉型水晶振動子
US4076987A (en) * 1976-12-10 1978-02-28 Societe Suisse Pour L'industrie Horlogere Management Services S.A. Multiple resonator or filter vibrating in a coupled mode
GB2006520B (en) * 1977-09-07 1982-06-30 Suwa Seikosha Kk Piezoelectric resonator
US4160183A (en) * 1978-05-26 1979-07-03 Hewlett-Packard Company Oscillator having a quartz resonator cut to compensate for static and dynamic thermal transients

Also Published As

Publication number Publication date
US4320320A (en) 1982-03-16
DE2948331A1 (de) 1980-06-19
FR2443164A1 (fr) 1980-06-27
CH646304GA3 (en, 2012) 1984-11-30
FR2443164B1 (fr) 1985-08-02

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8126 Change of the secondary classification
8127 New person/name/address of the applicant

Owner name: KABUSHIKI KAISHA SUWA SEIKOSHA, SHINJUKU, TOKIO-TO

D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: HOFFMANN, E., DIPL.-ING., PAT.-ANW., 82166 GRAEFELFING

8327 Change in the person/name/address of the patent owner

Owner name: SEIKO EPSON CORP., TOKIO/TOKYO, JP