ATE138471T1 - Stimmgabelgesteuerter kreisel - Google Patents

Stimmgabelgesteuerter kreisel

Info

Publication number
ATE138471T1
ATE138471T1 AT91850325T AT91850325T ATE138471T1 AT E138471 T1 ATE138471 T1 AT E138471T1 AT 91850325 T AT91850325 T AT 91850325T AT 91850325 T AT91850325 T AT 91850325T AT E138471 T1 ATE138471 T1 AT E138471T1
Authority
AT
Austria
Prior art keywords
tuning fork
plane
electrodes
sensing
legs
Prior art date
Application number
AT91850325T
Other languages
English (en)
Inventor
Jan Soederkvist
Bo Nilsson-Almqvist
Tony Holm
Fredrik Boerjesson
Original Assignee
Colibri Pro Dev Ab
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 Colibri Pro Dev Ab filed Critical Colibri Pro Dev Ab
Application granted granted Critical
Publication of ATE138471T1 publication Critical patent/ATE138471T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
    • G01C19/56—Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces
    • G01C19/5607—Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces using vibrating tuning forks
    • G01C19/5614—Signal processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Gyroscopes (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
AT91850325T 1991-01-08 1991-12-19 Stimmgabelgesteuerter kreisel ATE138471T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9100043A SE512378C2 (sv) 1991-01-08 1991-01-08 För stämgaffelgyro avsett elektrodmönster

Publications (1)

Publication Number Publication Date
ATE138471T1 true ATE138471T1 (de) 1996-06-15

Family

ID=20381550

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91850325T ATE138471T1 (de) 1991-01-08 1991-12-19 Stimmgabelgesteuerter kreisel

Country Status (6)

Country Link
US (1) US5329816A (de)
EP (1) EP0494588B1 (de)
JP (1) JP2681237B2 (de)
AT (1) ATE138471T1 (de)
DE (1) DE69119738T2 (de)
SE (1) SE512378C2 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0503807B1 (de) * 1991-03-12 1996-09-25 New Sd, Inc. Stimmgabelinertialsensor mit einem Ende und Verfahren
JPH07113645A (ja) * 1993-10-15 1995-05-02 Toyota Motor Corp 振動ジャイロ
JP3392959B2 (ja) * 1994-11-01 2003-03-31 富士通株式会社 音叉形振動ジャイロ及びこれを用いたセンサシステム
US5861705A (en) * 1994-11-01 1999-01-19 Fujitsu Limited Tuning-fork vibratory gyro and sensor system using the same
US5691472A (en) * 1995-05-30 1997-11-25 Alliedsignal, Inc. Non-gimballed angular rate sensor
GB2301669B (en) * 1995-05-30 1999-11-10 Allied Signal Inc Angular rate sensor misalignment correction
GB2301671B (en) * 1995-05-30 1999-10-13 Allied Signal Inc Angular rate sensor electronic balance
FR2735869B1 (fr) * 1995-06-21 1997-08-08 Asulab Sa Dispositif et procede de mesure de vitesse angulaire
FR2735868B1 (fr) * 1995-06-21 1997-08-08 Asulab Sa Dispositif de mesure d'une vitesse angulaire
FR2736153B1 (fr) * 1995-06-29 1997-08-22 Asulab Sa Dispositif de mesure d'une vitesse angulaire
JP3739492B2 (ja) 1996-02-21 2006-01-25 富士通株式会社 音叉型圧電振動ジャイロ
JPH09257490A (ja) * 1996-03-27 1997-10-03 Murata Mfg Co Ltd 振動ジャイロ
US5970793A (en) 1996-07-08 1999-10-26 Citizen Watch Co., Ltd. Angular velocity sensor and angular velocity sensing system
JPH1047971A (ja) * 1996-08-05 1998-02-20 Nippon Soken Inc 角速度センサ
JPH1073437A (ja) * 1996-08-30 1998-03-17 Fujitsu Ltd 振動ジャイロの検出回路及びこれを用いた振動ジャイロ装置
US6101878A (en) * 1997-03-24 2000-08-15 Denso Corporation Angular rate sensor and method of improving output characteristic thereof
JP3336451B2 (ja) 1997-08-22 2002-10-21 富士通株式会社 音叉型振動ジャイロ
US6205857B1 (en) 1998-02-25 2001-03-27 Citizen Watch Co., Ltd. Angular velocity sensing device
US5939631A (en) * 1998-03-13 1999-08-17 Bei Technologies Inc. Low impedance single-ended tuning fork and method
JP3335122B2 (ja) 1998-05-06 2002-10-15 松下電器産業株式会社 角速度センサ
JP2001208546A (ja) * 1999-11-16 2001-08-03 Matsushita Electric Ind Co Ltd 角速度センサ
JP2002267454A (ja) * 2001-03-12 2002-09-18 Matsushita Electric Ind Co Ltd 角速度センサ
JP3778809B2 (ja) 2001-04-13 2006-05-24 富士通メディアデバイス株式会社 音叉型振動ジャイロ及びその電極トリミング方法
DE602004013170T2 (de) 2004-12-20 2009-06-18 Eta Sa Manufacture Horlogère Suisse Messwertgeber zur Drehgeschwindigkeitsmessung
JP2006284437A (ja) * 2005-04-01 2006-10-19 Nec Tokin Corp 音叉形圧電振動ジャイロ
CN104819710B (zh) * 2015-05-21 2017-09-26 北京航空航天大学 一种具有温度补偿结构的谐振式硅微机械陀螺
US20170059393A1 (en) * 2015-08-26 2017-03-02 Seiko Epson Corporation Physical Quantity Detection Device, Manufacturing Method For Physical Quantity Detection Device, Electronic Apparatus, And Moving Object

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4628734A (en) * 1982-01-21 1986-12-16 Watson Industries, Inc. Angular rate sensor apparatus
JPS60140114A (ja) * 1983-12-28 1985-07-25 Yokogawa Hokushin Electric Corp 音叉型振動式角速度計
CA1234705A (en) * 1984-03-22 1988-04-05 Suzushi Kimura Angular velocity sensor
GB8716047D0 (en) * 1987-07-08 1987-08-12 Thorn Emi Electronics Ltd Rate sensor
JP2681371B2 (ja) * 1988-07-11 1997-11-26 日本電気ホームエレクトロニクス株式会社 振動ジャイロ
SE466817B (sv) * 1989-02-27 1992-04-06 Bofors Ab Foer gyro avsett sensorelement
US5056366A (en) * 1989-12-26 1991-10-15 Litton Systems, Inc. Piezoelectric vibratory rate sensor

Also Published As

Publication number Publication date
SE9100043L (sv) 1992-07-09
SE9100043D0 (sv) 1991-01-08
JP2681237B2 (ja) 1997-11-26
US5329816A (en) 1994-07-19
EP0494588A1 (de) 1992-07-15
DE69119738T2 (de) 1996-09-19
EP0494588B1 (de) 1996-05-22
DE69119738D1 (de) 1996-06-27
JPH0599677A (ja) 1993-04-23
SE512378C2 (sv) 2000-03-06

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties