JP2009513930A - 振動式ジャイロスコープの監視方法 - Google Patents
振動式ジャイロスコープの監視方法 Download PDFInfo
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- JP2009513930A JP2009513930A JP2006516127A JP2006516127A JP2009513930A JP 2009513930 A JP2009513930 A JP 2009513930A JP 2006516127 A JP2006516127 A JP 2006516127A JP 2006516127 A JP2006516127 A JP 2006516127A JP 2009513930 A JP2009513930 A JP 2009513930A
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- JP
- Japan
- Prior art keywords
- vibratory gyroscope
- signal
- phase
- output signal
- excitation signal
- Prior art date
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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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- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
- G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
- G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
- G01P15/097—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by vibratory elements
- G01P15/10—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by vibratory elements by vibratory strings
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P21/00—Testing or calibrating of apparatus or devices covered by the preceding groups
Abstract
Description
図1はヨーレートセンサのブロック図である。
図2は、第1実施例で発生する信号のタイムチャートである。
図3は、第2実施例の信号のタイムチャートである。
図4は、第1実施例の方法を実施するに構成されたヨーレートセンサのブロック回路図である。
図5は、第2実施例の方法を実施するに構成されたヨーレートセンサのブロック回路図である。
Claims (6)
- 振動式ジャイロスコープの監視方法であって、該振動式ジャイロスコープは共振器であり、少なくとも1つの制御回路の一部であり、該制御回路は振動式ジャイロスコープを、該振動式ジャイロスコープの固有周波数を有する励振信号の供給によって励振し、
振動式ジャイロスコープから出力信号が取り出され、該出力信号からフィルタリングと増幅によって励振信号が導出される形式の監視方法において、
共振器のQを測定し、該Qが既知を下回る場合、エラー通報を形成する、ことを特徴とする監視方法。 - 請求項1記載の方法において、励振信号を遮断し、減衰する出力信号の振幅を、エラー通報の形成のために評価する方法。
- 請求項2記載の方法において、出力信号の振幅が所定時間後に所定値を下回る場合にエラー通報を形成する方法。
- 請求項1記載の方法において、制御回路において一時的に励振信号を付加的に位相回転させ、これによる周波数変化を評価する方法。
- 請求項4記載の方法において、出力信号を増幅およびA/D変換後に同相成分と直交成分に復調し、
直交成分はフィルタリング後に搬送波を変調し、該搬送波を励振信号として振動式ジャイロスコープに供給し、
同相成分をフィルタリング後にPLL回路に供給し、該PLL回路は搬送波の周波数と位相を制御し、
励振信号を位相回転させるため、周波数変化に相応する信号をPLL回路に供給し、該信号により搬送波の位相を変化させる方法。 - 請求項5記載の方法において、位相回転は搬送波を基準にして約10゜である方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10329508 | 2003-06-30 | ||
PCT/EP2004/050970 WO2005001379A1 (de) | 2003-06-30 | 2004-06-01 | Verfahren zur überwachung eines vibrationskreisels |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009513930A true JP2009513930A (ja) | 2009-04-02 |
JP4321825B2 JP4321825B2 (ja) | 2009-08-26 |
Family
ID=33546763
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2006516127A Expired - Fee Related JP4321825B2 (ja) | 2003-06-30 | 2004-06-01 | 振動式ジャイロスコープの監視方法 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7263454B2 (ja) |
EP (1) | EP1639316B1 (ja) |
JP (1) | JP4321825B2 (ja) |
KR (1) | KR20060017650A (ja) |
DE (1) | DE502004010678D1 (ja) |
WO (1) | WO2005001379A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009513929A (ja) * | 2003-06-30 | 2009-04-02 | シーメンス アクチエンゲゼルシヤフト | ヨーレートセンサの監視方法 |
US8165423B2 (en) * | 2009-12-30 | 2012-04-24 | Hon Hai Precision Industry Co., Ltd. | Portable device having vibration reduction function and vibration reduction methode thereof |
AT512306B1 (de) | 2012-01-25 | 2013-07-15 | Fulterer Gmbh | Vorrichtung zur dämpfung der bewegung eines beweglich gelagerten bauteils |
SI2807320T1 (en) | 2012-01-25 | 2018-06-29 | Fulterer Ag & Co Kg | Extracting device for at least two extractive furniture parts |
AT512415B1 (de) | 2012-03-20 | 2013-08-15 | Fulterer Gmbh | Zuziehvorrichtung für ein beweglich gelagertes Möbelteil |
KR101354782B1 (ko) | 2012-05-25 | 2014-01-22 | 삼성전기주식회사 | 자이로 센서 신호 탐지 장치 및 그 방법 |
WO2016164543A1 (en) * | 2015-04-07 | 2016-10-13 | Analog Devices, Inc. | Quality factor estimation for resonators |
TWI632345B (zh) * | 2016-05-27 | 2018-08-11 | 日商村田製作所股份有限公司 | 振動的微機電陀螺儀之驅動振輻的持續性監控與相關方法 |
CN107727113B (zh) * | 2017-09-13 | 2020-06-23 | 北京小鸟看看科技有限公司 | 设备中陀螺仪的测试方法和装置 |
US10578435B2 (en) | 2018-01-12 | 2020-03-03 | Analog Devices, Inc. | Quality factor compensation in microelectromechanical system (MEMS) gyroscopes |
US11041722B2 (en) | 2018-07-23 | 2021-06-22 | Analog Devices, Inc. | Systems and methods for sensing angular motion in the presence of low-frequency noise |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5313835A (en) * | 1991-12-19 | 1994-05-24 | Motorola, Inc. | Integrated monolithic gyroscopes/accelerometers with logic circuits |
US5826204A (en) * | 1993-11-30 | 1998-10-20 | Siemens Aktiengesellschaft | Circuit configuration for evaluation of the signals from a yaw rate sensor |
JPH09218040A (ja) | 1996-02-14 | 1997-08-19 | Nissan Motor Co Ltd | 角速度センサの自己診断方法 |
GB0227084D0 (en) * | 2002-11-20 | 2002-12-24 | Bae Systems Plc | Method and apparatus for measuring scalefactor variation in a vibrating structure gyroscope |
-
2004
- 2004-06-01 JP JP2006516127A patent/JP4321825B2/ja not_active Expired - Fee Related
- 2004-06-01 KR KR1020057024482A patent/KR20060017650A/ko not_active Application Discontinuation
- 2004-06-01 WO PCT/EP2004/050970 patent/WO2005001379A1/de active Search and Examination
- 2004-06-01 DE DE502004010678T patent/DE502004010678D1/de active Active
- 2004-06-01 EP EP04741685A patent/EP1639316B1/de not_active Expired - Fee Related
- 2004-06-01 US US10/562,806 patent/US7263454B2/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US7263454B2 (en) | 2007-08-28 |
US20060142958A1 (en) | 2006-06-29 |
KR20060017650A (ko) | 2006-02-24 |
WO2005001379A1 (de) | 2005-01-06 |
JP4321825B2 (ja) | 2009-08-26 |
DE502004010678D1 (de) | 2010-03-11 |
EP1639316B1 (de) | 2010-01-20 |
EP1639316A1 (de) | 2006-03-29 |
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