JP4166244B2 - コリオリの角速度計のゼロ点エラー(Nullpunktfehlers)の補正方法 - Google Patents
コリオリの角速度計のゼロ点エラー(Nullpunktfehlers)の補正方法 Download PDFInfo
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- JP4166244B2 JP4166244B2 JP2005518685A JP2005518685A JP4166244B2 JP 4166244 B2 JP4166244 B2 JP 4166244B2 JP 2005518685 A JP2005518685 A JP 2005518685A JP 2005518685 A JP2005518685 A JP 2005518685A JP 4166244 B2 JP4166244 B2 JP 4166244B2
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- 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
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Description
Claims (6)
- コリオリの角速度計(1´)のゼロ点エラーの補正方法であって、
読み取り振動の周波数を変調し、
前記ゼロ点エラーの尺度となる補助信号を得るために、コリオリ角速度計(1´)の回転速度制御回路または直交制御回路の出力信号を前記読み取り振動の周波数の変調と同期して復調し、
補正信号を生成し、前記補正信号を前記回転速度制御回路または前記直交制御回路の入力に受け渡し、
前記補正信号を、前記補助信号の大きさができるだけ小さくなるように制御する、補正方法。 - 前記読み取り振動の周波数の変調は、平均値がゼロとなる(mittelwertfrei)変調であることを特徴とする、請求項1に記載の方法。
- 前記補助信号はローパスフィルターにかけられ、前記補正信号はローパスフィルターにかけられた前記補助信号に基づいて生成されることを特徴とする、請求項1または2に記載の方法。
- 前記補正信号は、前記補助信号に基づいて生成された制御された信号に、前記励起振動の振幅を制御するための振幅制御器から生じた信号を乗算することにより生成されることを特徴とする、請求項1に記載の方法。
- 前記補助信号は前記直交制御回路の出力信号により決定され、前記補正信号は前記回転速度制御回路の入力に受け渡されることを特徴とする、請求項1から4のうちいずれか1項に記載の方法。
- 読み取り振動の周波数を変調する変調ユニット(29)と、
ゼロ点エラーの尺度となる補助信号を得るために、コリオリ角速度計(1´)の回転速度制御回路または直交制御回路の出力信号を、読み取り振動の周波数の変調と同期して復調する復調ユニット(26)と、
補正信号を生成し、前記補正信号を前記回転速度制御回路または前記直交制御回路の入力に受け渡し、前記補正信号を前記補助信号の大きさができるだけ小さくなるように制御する制御ユニット(28)と、を備えたコリオリの角速度計(1´)におけるゼロ点エラーを決定するための装置により特徴付けられるコリオリの角速度計(1´)。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10317159A DE10317159B4 (de) | 2003-04-14 | 2003-04-14 | Verfahren zur Kompensation eines Nullpunktfehlers in einem Corioliskreisel |
PCT/EP2004/003247 WO2004090470A1 (de) | 2003-04-14 | 2004-03-26 | Verfahren zur kompensation eines nullpunktfehlers in einem corioliskreisel |
Publications (2)
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JP2006514748A JP2006514748A (ja) | 2006-05-11 |
JP4166244B2 true JP4166244B2 (ja) | 2008-10-15 |
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JP2005518685A Expired - Fee Related JP4166244B2 (ja) | 2003-04-14 | 2004-03-26 | コリオリの角速度計のゼロ点エラー(Nullpunktfehlers)の補正方法 |
Country Status (14)
Country | Link |
---|---|
US (1) | US7216525B2 (ja) |
EP (1) | EP1613925B1 (ja) |
JP (1) | JP4166244B2 (ja) |
KR (1) | KR100789049B1 (ja) |
CN (1) | CN100523731C (ja) |
AT (1) | ATE362610T1 (ja) |
AU (1) | AU2004227052B2 (ja) |
CA (1) | CA2519722C (ja) |
DE (2) | DE10317159B4 (ja) |
NO (1) | NO336851B1 (ja) |
PL (1) | PL1613925T3 (ja) |
RU (1) | RU2310164C2 (ja) |
WO (1) | WO2004090470A1 (ja) |
ZA (1) | ZA200507839B (ja) |
Cited By (1)
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KR101829027B1 (ko) | 2014-03-14 | 2018-02-13 | 노스롭 그루만 리테프 게엠베하 | 코리올리 자이로스코프의 스위치 온 시간의 최적화 방법 및 그에 적합한 코리올리 자이로스코프 |
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DE102004061804B4 (de) * | 2004-12-22 | 2015-05-21 | Robert Bosch Gmbh | Mikromechanischer Drehratensensor mit Fehlerunterdrückung |
KR100771492B1 (ko) * | 2005-11-23 | 2007-10-30 | 세종대학교산학협력단 | 진동형 마이크로 자이로스코프를 이용한 자세각 직접측정제어방법 |
JP5517553B2 (ja) | 2008-10-14 | 2014-06-11 | ワトソン インダストリーズ,インコーポレイティド | 直角位相制御方法及びその方法を備えた振動構造ジャイロスコープ |
DE102008057281A1 (de) * | 2008-11-14 | 2010-05-20 | Northrop Grumman Litef Gmbh | Simulationsverfahren für das Betriebsverhalten eines Corioliskreisels |
CN103221331B (zh) | 2010-09-18 | 2016-02-03 | 快捷半导体公司 | 用于微机电***的密封封装 |
US9455354B2 (en) | 2010-09-18 | 2016-09-27 | Fairchild Semiconductor Corporation | Micromachined 3-axis accelerometer with a single proof-mass |
US10065851B2 (en) | 2010-09-20 | 2018-09-04 | Fairchild Semiconductor Corporation | Microelectromechanical pressure sensor including reference capacitor |
EP2669629B1 (en) | 2010-11-19 | 2017-03-08 | Innalabs Limited | Coriolis vibratory gyroscope |
TWI416070B (zh) * | 2011-12-26 | 2013-11-21 | Ind Tech Res Inst | 陀螺儀的讀取電路 |
EP2647952B1 (en) | 2012-04-05 | 2017-11-15 | Fairchild Semiconductor Corporation | Mems device automatic-gain control loop for mechanical amplitude drive |
EP2647955B8 (en) | 2012-04-05 | 2018-12-19 | Fairchild Semiconductor Corporation | MEMS device quadrature phase shift cancellation |
US9625272B2 (en) * | 2012-04-12 | 2017-04-18 | Fairchild Semiconductor Corporation | MEMS quadrature cancellation and signal demodulation |
CN102680002B (zh) * | 2012-05-16 | 2015-05-06 | 清华大学 | 汽车用微机械陀螺零点电压的在线标定方法 |
US9157739B1 (en) | 2012-08-07 | 2015-10-13 | Innalabs Limited | Force-rebalance coriolis vibratory gyroscope |
DE102013014881B4 (de) | 2012-09-12 | 2023-05-04 | Fairchild Semiconductor Corporation | Verbesserte Silizium-Durchkontaktierung mit einer Füllung aus mehreren Materialien |
CN102982211B (zh) * | 2012-12-04 | 2014-09-10 | 北京信息科技大学 | 一种钟形振子式角速率陀螺控制回路仿真方法 |
CN104919275B (zh) | 2012-12-12 | 2018-01-26 | 加利福尼亚大学董事会 | 频率读出陀螺仪 |
US9759564B2 (en) | 2013-03-15 | 2017-09-12 | Fairchild Semiconductor Corporation | Temperature and power supply calibration |
CN110045316B (zh) * | 2019-04-10 | 2022-07-01 | 中国电力科学研究院有限公司 | 一种减小固有误差影响的互感器误差校验方法及*** |
CN111006690B (zh) * | 2019-11-18 | 2022-02-22 | 上海航天控制技术研究所 | 一种基于振动陀螺零位自校准的控制电路*** |
EP3882571B1 (en) | 2020-03-16 | 2022-08-24 | Murata Manufacturing Co., Ltd. | Gyroscope with locked secondary oscillation frequency |
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DE4447005A1 (de) * | 1994-12-29 | 1996-07-04 | Bosch Gmbh Robert | Vorrichtung zur Ermittlung einer Drehrate |
FR2736153B1 (fr) * | 1995-06-29 | 1997-08-22 | Asulab Sa | Dispositif de mesure d'une vitesse angulaire |
JP3409565B2 (ja) * | 1996-03-01 | 2003-05-26 | 日産自動車株式会社 | 角速度センサの自己診断方法 |
US5992233A (en) * | 1996-05-31 | 1999-11-30 | The Regents Of The University Of California | Micromachined Z-axis vibratory rate gyroscope |
DE19653020A1 (de) * | 1996-12-19 | 1998-06-25 | Bosch Gmbh Robert | Vorrichtung zur Ermittlung einer Drehrate |
US5983718A (en) * | 1997-07-14 | 1999-11-16 | Litton Systems, Inc. | Signal processing system for inertial sensor |
DE19835578A1 (de) * | 1998-08-06 | 2000-02-10 | Bosch Gmbh Robert | Vorrichtung zur Ermittlung einer Drehrate |
DE19845185B4 (de) * | 1998-10-01 | 2005-05-04 | Eads Deutschland Gmbh | Sensor mit Resonanzstruktur sowie Vorrichtung und Verfahren zum Selbsttest eines derartigen Sensors |
DE19910415B4 (de) * | 1999-03-10 | 2010-12-09 | Robert Bosch Gmbh | Verfahren und Vorrichtung zum Abstimmen eines ersten Oszillators mit einem zweiten Oszillator |
DE19939998A1 (de) * | 1999-08-24 | 2001-03-01 | Bosch Gmbh Robert | Vorrichtung zur Vorspannungserzeugung für einen schwingenden Drehratensensor |
GB0008365D0 (en) * | 2000-04-06 | 2000-05-24 | British Aerospace | Control syste for a vibrating structure gyroscope |
DE10062347A1 (de) * | 2000-12-14 | 2002-06-20 | Bosch Gmbh Robert | Verfahren zum Abgleichen des Phasenregelkreises einer elektronischen Auswertevorrichtung sowie eine elektronische Auswertevorrichtung |
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- 2004-03-26 PL PL04723555T patent/PL1613925T3/pl unknown
- 2004-03-26 KR KR1020057018372A patent/KR100789049B1/ko not_active IP Right Cessation
- 2004-03-26 WO PCT/EP2004/003247 patent/WO2004090470A1/de active IP Right Grant
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101829027B1 (ko) | 2014-03-14 | 2018-02-13 | 노스롭 그루만 리테프 게엠베하 | 코리올리 자이로스코프의 스위치 온 시간의 최적화 방법 및 그에 적합한 코리올리 자이로스코프 |
US10260901B2 (en) | 2014-03-14 | 2019-04-16 | Northrop Grumman Litef Gmbh | Method for optimizing the switch-on time of a coriolis gyroscope and coriolis gyroscope suitable thereof |
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Publication number | Publication date |
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NO20053904D0 (no) | 2005-08-22 |
KR100789049B1 (ko) | 2007-12-26 |
PL1613925T3 (pl) | 2007-10-31 |
ZA200507839B (en) | 2006-07-26 |
RU2005126308A (ru) | 2006-03-20 |
DE10317159A1 (de) | 2004-11-11 |
CN100523731C (zh) | 2009-08-05 |
ATE362610T1 (de) | 2007-06-15 |
CA2519722C (en) | 2009-05-19 |
CN1774613A (zh) | 2006-05-17 |
CA2519722A1 (en) | 2004-10-21 |
AU2004227052A1 (en) | 2004-10-21 |
NO336851B1 (no) | 2015-11-16 |
WO2004090470A1 (de) | 2004-10-21 |
DE10317159B4 (de) | 2007-10-11 |
US7216525B2 (en) | 2007-05-15 |
EP1613925A1 (de) | 2006-01-11 |
AU2004227052B2 (en) | 2006-08-24 |
US20060266099A1 (en) | 2006-11-30 |
KR20050121230A (ko) | 2005-12-26 |
NO20053904L (no) | 2006-01-12 |
RU2310164C2 (ru) | 2007-11-10 |
DE502004003842D1 (de) | 2007-06-28 |
JP2006514748A (ja) | 2006-05-11 |
EP1613925B1 (de) | 2007-05-16 |
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