JP5560451B2 - マイクロジャイロスコープ - Google Patents
マイクロジャイロスコープ Download PDFInfo
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- JP5560451B2 JP5560451B2 JP2011515393A JP2011515393A JP5560451B2 JP 5560451 B2 JP5560451 B2 JP 5560451B2 JP 2011515393 A JP2011515393 A JP 2011515393A JP 2011515393 A JP2011515393 A JP 2011515393A JP 5560451 B2 JP5560451 B2 JP 5560451B2
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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
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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
- G01C19/5705—Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces using masses driven in reciprocating rotary motion about an axis
- G01C19/5712—Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces using masses driven in reciprocating rotary motion about an axis the devices involving a micromechanical structure
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B7/00—Microstructural systems; Auxiliary parts of microstructural devices or systems
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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
- 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
- G01C19/5719—Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces using planar vibrating masses driven in a translation vibration along an axis
- G01C19/5733—Structural details or topology
- G01C19/574—Structural details or topology the devices having two sensing masses in anti-phase motion
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Gyroscopes (AREA)
Description
Claims (10)
- x軸、y軸およびz軸周りの回転運動を検知するマイクロジャイロスコープであって、
少なくとも一つの中央アンカが締結されている基板と、
前記アンカに対して放射状に振動する複数の、特に4つの振動マスと、
基板が偏向した際にコリオリ力を生じさせるために、x軸またはy軸内で前記振動マスを振動揺動させるための駆動要素と、
前記コリオリ力の発生によって生じる前記基板に対する振動マスの偏向を検知するためのセンサ要素とを有し、
x軸周りに回転させるコリオリ力が発生する場合、y軸方向に沿って配置してある振動マスはx軸周りに傾斜し、
y軸周りに回転させるコリオリ力が発生する場合、x軸方向に沿って配置してある振動マスはy軸周りに傾斜し、
前記振動マスは、少なくとも一つの付随マスに連結され、前記付随マスは振動することなく前記振動マスとともに基板上で、少なくとも一のアンカの周りで回転可能であり、
z軸周りに回転させるコリオリ力が発生する場合、前記付随マスはz軸周りに回転し、
前記振動マスは、バネにより前記中央アンカに締結されており、
前記付随マスは、前記振動マスの外部周囲を取り囲む環状であり、放射方向に柔軟なバネにより前記振動マスに締結されており、
前記コリオリ力の発生によって生じる付随マスの回転を検知するための付随センサ要素が前記付随マスに割り当てられていることを特徴とするマイクロジャイロスコープ。 - センサ要素が、前記振動マスの偏向を検知するために前記振動マスの下方に配置されていることを特徴とする請求項1に記載のマイクロジャイロスコープ。
- 前記付随マスが、湾曲バネで前記基板に取り付けられていることを特徴とする請求項1または2に記載のマイクロジャイロスコープ。
- 前記湾曲バネが、前記付随マスをz軸周りで回転可能にすることを特徴とする請求項3に記載のマイクロジャイロスコープ。
- 中央ディスクが、前記振動マスと前記中央アンカの間に配置されていること特徴とする請求項1から4のいずれかに記載のマイクロジャイロスコープ。
- 前記中央ディスクが、自在継手により前記アンカに締結され、前記マスのx軸およびy軸周りでの揺動を可能にすることを特徴とする請求項5に記載のマイクロジャイロスコープ。
- 前記振動マスが、前記中央ディスクにバネにより締結されていることを特徴とする請求項5または6に記載のマイクロジャイロスコープ。
- 前記振動マスが、同期バネにより互いに連結されていることを特徴とする請求項1から7のいずれかに記載のマイクロジャイロスコープ。
- 前記振動マスと前記付随マスおよび/または前記中央ディスクがz軸周りで軸支されていることを特徴とする請求項5から8のいずれかに記載のマイクロジャイロスコープ。
- 前記振動マスの前記駆動要素が、電極、特にフォーク状の電極であることを特徴とする請求項1から9のいずれかに記載のマイクロジャイロスコープ。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102008002748.0 | 2008-06-27 | ||
| DE102008002748A DE102008002748A1 (de) | 2008-06-27 | 2008-06-27 | Mikro-Gyroskop |
| PCT/EP2009/058000 WO2009156485A1 (de) | 2008-06-27 | 2009-06-25 | Mikro-gyroskop |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2011525976A JP2011525976A (ja) | 2011-09-29 |
| JP5560451B2 true JP5560451B2 (ja) | 2014-07-30 |
Family
ID=41130360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2011515393A Expired - Fee Related JP5560451B2 (ja) | 2008-06-27 | 2009-06-25 | マイクロジャイロスコープ |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US8429970B2 (ja) |
| EP (1) | EP2294359B1 (ja) |
| JP (1) | JP5560451B2 (ja) |
| KR (1) | KR101665021B1 (ja) |
| CN (1) | CN102077054B (ja) |
| CA (1) | CA2729111C (ja) |
| DE (1) | DE102008002748A1 (ja) |
| WO (1) | WO2009156485A1 (ja) |
Families Citing this family (71)
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| EP1832841B1 (en) * | 2006-03-10 | 2015-12-30 | STMicroelectronics Srl | Microelectromechanical integrated sensor structure with rotary driving motion |
| JP4310325B2 (ja) * | 2006-05-24 | 2009-08-05 | 日立金属株式会社 | 角速度センサ |
| DE102006046772A1 (de) * | 2006-09-29 | 2008-04-03 | Siemens Ag | Anordnung zur Messung einer Drehrate mit einem Vibrationssensor |
| DE102007017209B4 (de) * | 2007-04-05 | 2014-02-27 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Mikromechanischer Inertialsensor zur Messung von Drehraten |
| JP4631992B2 (ja) * | 2008-01-07 | 2011-02-16 | 株式会社村田製作所 | 角速度センサ |
| FI122397B (fi) * | 2008-04-16 | 2011-12-30 | Vti Technologies Oy | Värähtelevä mikromekaaninen kulmanopeusanturi |
| DE102009001244A1 (de) * | 2009-02-27 | 2010-09-02 | Sensordynamics Ag | Mikro-Gyroskop zur Ermittlung von Rotationsbewegungen um eine x-, y- oder z-Achse |
| US8534127B2 (en) * | 2009-09-11 | 2013-09-17 | Invensense, Inc. | Extension-mode angular velocity sensor |
-
2008
- 2008-06-27 DE DE102008002748A patent/DE102008002748A1/de not_active Withdrawn
-
2009
- 2009-06-25 CA CA2729111A patent/CA2729111C/en active Active
- 2009-06-25 WO PCT/EP2009/058000 patent/WO2009156485A1/de not_active Ceased
- 2009-06-25 US US13/001,126 patent/US8429970B2/en active Active
- 2009-06-25 EP EP09769333.7A patent/EP2294359B1/de not_active Not-in-force
- 2009-06-25 JP JP2011515393A patent/JP5560451B2/ja not_active Expired - Fee Related
- 2009-06-25 KR KR1020117001949A patent/KR101665021B1/ko not_active Expired - Fee Related
- 2009-06-25 CN CN200980124429.9A patent/CN102077054B/zh active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP2294359A1 (de) | 2011-03-16 |
| CA2729111A1 (en) | 2009-12-30 |
| DE102008002748A1 (de) | 2009-12-31 |
| US20110094301A1 (en) | 2011-04-28 |
| WO2009156485A1 (de) | 2009-12-30 |
| CN102077054A (zh) | 2011-05-25 |
| KR20110036741A (ko) | 2011-04-08 |
| EP2294359B1 (de) | 2017-08-02 |
| CN102077054B (zh) | 2013-05-29 |
| JP2011525976A (ja) | 2011-09-29 |
| US8429970B2 (en) | 2013-04-30 |
| CA2729111C (en) | 2017-03-21 |
| KR101665021B1 (ko) | 2016-10-11 |
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