KR101145999B1 - 변환기 및 변환기 제조 방법 - Google Patents
변환기 및 변환기 제조 방법 Download PDFInfo
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- KR101145999B1 KR101145999B1 KR1020067000408A KR20067000408A KR101145999B1 KR 101145999 B1 KR101145999 B1 KR 101145999B1 KR 1020067000408 A KR1020067000408 A KR 1020067000408A KR 20067000408 A KR20067000408 A KR 20067000408A KR 101145999 B1 KR101145999 B1 KR 101145999B1
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- proof mass
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- transducer
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Classifications
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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
- G01P15/18—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration in two or more dimensions
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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
- G01P15/125—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 capacitive pick-up
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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
- G01P2015/0805—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 being provided with a particular type of spring-mass-system for defining the displacement of a seismic mass due to an external acceleration
- G01P2015/0808—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 being provided with a particular type of spring-mass-system for defining the displacement of a seismic mass due to an external acceleration for defining in-plane movement of the mass, i.e. movement of the mass in the plane of the substrate
- G01P2015/082—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 being provided with a particular type of spring-mass-system for defining the displacement of a seismic mass due to an external acceleration for defining in-plane movement of the mass, i.e. movement of the mass in the plane of the substrate for two degrees of freedom of movement of a single mass
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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
- G01P2015/0805—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 being provided with a particular type of spring-mass-system for defining the displacement of a seismic mass due to an external acceleration
- G01P2015/0822—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 being provided with a particular type of spring-mass-system for defining the displacement of a seismic mass due to an external acceleration for defining out-of-plane movement of the mass
- G01P2015/0825—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 being provided with a particular type of spring-mass-system for defining the displacement of a seismic mass due to an external acceleration for defining out-of-plane movement of the mass for one single degree of freedom of movement of the mass
- G01P2015/0831—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 being provided with a particular type of spring-mass-system for defining the displacement of a seismic mass due to an external acceleration for defining out-of-plane movement of the mass for one single degree of freedom of movement of the mass the mass being of the paddle type having the pivot axis between the longitudinal ends of the mass, e.g. see-saw configuration
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Pressure Sensors (AREA)
Abstract
Description
Claims (42)
- 적어도 2개의 상호 직교하는 방향에서의 가속을 감지하도록 적응된 변환기(transducer)로서,언밸런스 프루프 매스(unbalanced proof mass)와,제1 축을 따라 정렬된 감지 핑거들의 제1 세트를 포함하는 변환기.
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- 제1항에 있어서,상기 변환기는 3개의 상호 직교하는 방향에서의 가속을 감지하도록 적응된 변환기.
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- 변환기로서,제1 및 제2 상호 직교 축들을 따른 가속을 감지하도록 적응된 핑거들의 제1 및 제2 세트들을 가지는 프루프 매스와,상기 제1 및 제2 축들에 직교하는 제3 축을 따른 가속을 감지하도록 적응된 제1 및 제2 용량성 평판들과,상기 프루프 매스에 부착되는, 상기 프루프 매스용의 적어도 하나의 앵커를 포함하고,상기 프루프 매스의 무게는 상기 앵커들 및 스프링들에 의해서 비대칭적으로 지지되는 변환기.
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- 변환기로서,언밸런스 프루프 매스와,상기 프루프 매스 아래에 배치되는 제1 및 제2 용량성 평판 - 상기 평판들은 제1 평면에 수직인 축을 따르는 상기 프루프 매스의 이동을 검출하도록 적응됨 -과,제1 축을 따라 정렬된 감지 핑거들의 제1 세트를 포함하는 변환기.
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- 변환기의 제조 방법으로서,기판을 제공하는 단계와,상기 기판 상에 제1 도전층을 피착하는 단계와,상기 제1 도전층을 패터닝하여 제1 및 제2 용량성 구조체를 그 내부에 규정하는 단계와,상기 제1 도전층 위에 희생층을 피착하는 단계와,상기 희생층 위에 제2 도전층을 피착하는 단계와,프루프 매스의 질량 중심이 상기 제1 및 제2 용량성 구조체들에 대하여 비대칭적으로 위치하도록 상기 제2 도전층을 패터닝하여, 상기 프루프 매스 및 감지 핑거들을 그 내부에 규정하는 단계를 포함하는 변환기 제조 방법.
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Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/615,328 | 2003-07-08 | ||
US10/615,328 US6845670B1 (en) | 2003-07-08 | 2003-07-08 | Single proof mass, 3 axis MEMS transducer |
PCT/US2004/021927 WO2005017536A1 (en) | 2003-07-08 | 2004-07-06 | Single proof mass, 3 axis mems transducer |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20060033779A KR20060033779A (ko) | 2006-04-19 |
KR101145999B1 true KR101145999B1 (ko) | 2012-05-15 |
Family
ID=33564535
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020067000408A Expired - Fee Related KR101145999B1 (ko) | 2003-07-08 | 2004-07-06 | 변환기 및 변환기 제조 방법 |
Country Status (6)
Country | Link |
---|---|
US (2) | US6845670B1 (ko) |
EP (1) | EP1646878A1 (ko) |
JP (1) | JP4787746B2 (ko) |
KR (1) | KR101145999B1 (ko) |
CN (1) | CN100437118C (ko) |
WO (1) | WO2005017536A1 (ko) |
Families Citing this family (147)
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JP4787746B2 (ja) | 2011-10-05 |
US6936492B2 (en) | 2005-08-30 |
CN1816747A (zh) | 2006-08-09 |
JP2007530914A (ja) | 2007-11-01 |
CN100437118C (zh) | 2008-11-26 |
US20050005698A1 (en) | 2005-01-13 |
EP1646878A1 (en) | 2006-04-19 |
US6845670B1 (en) | 2005-01-25 |
US20050097957A1 (en) | 2005-05-12 |
WO2005017536A1 (en) | 2005-02-24 |
KR20060033779A (ko) | 2006-04-19 |
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