KR101534351B1 - Mems 장치 및 방법 - Google Patents
Mems 장치 및 방법 Download PDFInfo
- Publication number
- KR101534351B1 KR101534351B1 KR1020097007914A KR20097007914A KR101534351B1 KR 101534351 B1 KR101534351 B1 KR 101534351B1 KR 1020097007914 A KR1020097007914 A KR 1020097007914A KR 20097007914 A KR20097007914 A KR 20097007914A KR 101534351 B1 KR101534351 B1 KR 101534351B1
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- South Korea
- Prior art keywords
- cantilever mems
- cantilever
- mems resonator
- arm
- mass
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- 238000000034 method Methods 0.000 title claims description 23
- 238000006073 displacement reaction Methods 0.000 claims abstract description 23
- 239000000758 substrate Substances 0.000 claims abstract description 10
- 239000000463 material Substances 0.000 description 5
- 239000004065 semiconductor Substances 0.000 description 4
- 239000006096 absorbing agent Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003302 ferromagnetic material Substances 0.000 description 2
- 230000005291 magnetic effect Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 229910004298 SiO 2 Inorganic materials 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000000873 masking effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N1/00—Electrostatic generators or motors using a solid moving electrostatic charge carrier
- H02N1/002—Electrostatic motors
-
- 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
- B81B7/02—Microstructural systems; Auxiliary parts of microstructural devices or systems containing distinct electrical or optical devices of particular relevance for their function, e.g. microelectro-mechanical systems [MEMS]
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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
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/24—Constructional features of resonators of material which is not piezoelectric, electrostrictive, or magnetostrictive
- H03H9/2405—Constructional features of resonators of material which is not piezoelectric, electrostrictive, or magnetostrictive of microelectro-mechanical resonators
- H03H9/2447—Beam resonators
- H03H9/2457—Clamped-free beam resonators
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- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Micromachines (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
Description
Claims (20)
- MEMS(microelectromechanical structure) 장치로서,기판에 변위 가능하게(displaceably) 연결된 제2 캔틸레버(cantilever) MEMS 소자; 및상기 제2 캔틸레버 MEMS 소자에 변위 가능하게 연결되고, 상기 제2 캔틸레버 MEMS 소자의 공진 진동수와 동일한 공진 진동수를 갖고, 상기 제2 캔틸레버 MEMS 소자보다 큰 변위를 갖는 제1 캔틸레버 MEMS 소자를 포함하는, MEMS 장치.
- 제1항에 있어서,상기 제1 캔틸레버 MEMS 소자는, 상기 제2 캔틸레버 MEMS 소자에 연결된 스프링 상수 k를 갖는 제1 아암(arm)에 의해 지지되는 질량 m의 제1 소자를 포함하는, MEMS 장치.
- 제2항에 있어서,상기 제2 캔틸레버 MEMS 소자는, 상기 기판에 연결된 스프링 상수 K를 갖는 제2 아암에 의해 지지되는 질량 M의 제2 소자를 포함하는, MEMS 장치.
- 제3항에 있어서,상기 제1 아암은 상기 제2 아암보다 긴, MEMS 장치.
- 제3항에 있어서,상기 제1 아암은 상기 제2 소자에 연결되는, MEMS 장치.
- 제3항에 있어서,k/m은 K/M과 동일한, MEMS 장치.
- 제6항에 있어서,m은 M보다 작은, MEMS 장치.
- 제1항에 있어서,상기 제1 캔틸레버 MEMS 소자 및 상기 제2 캔틸레버 MEMS 소자 모두는 캔틸레버 공진기(cantilever resonator)인, MEMS 장치.
- MEMS 장치로서,기판에 연결된 제2 캔틸레버 MEMS 공진기; 및상기 제2 캔틸레버 MEMS 공진기에 연결되고, 상기 제2 캔틸레버 MEMS 공진기의 공진 진동수와 동일한 공진 진동수를 갖는 제1 캔틸레버 MEMS 공진기를 포함하며,상기 제1 캔틸레버 MEMS 공진기는 상기 제2 캔틸레버 MEMS 공진기보다 큰 변위를 제공하기 위하여 상기 제2 캔틸레버 MEMS 공진기에 연결되는, MEMS 장치.
- 제9항에 있어서,상기 제1 캔틸레버 MEMS 공진기는 상기 제2 캔틸레버 MEMS 공진기에 연결된 스프링 상수 k를 갖는 제1 아암에 의해 지지되는 질량 m의 제1 소자를 포함하고,상기 제2 캔틸레버 MEMS 공진기는 상기 기판에 연결된 스프링 상수 K를 갖는 제2 아암에 의해 지지되는 질량 M의 제2 소자를 포함하는, MEMS 장치.
- 제10항에 있어서,상기 제1 아암은 상기 제2 아암보다 길고,상기 제1 아암은 상기 제2 소자에 연결되는, MEMS 장치.
- 제10항에 있어서,k/m은 K/M과 동일하고,m은 M보다 작은, MEMS 장치.
- 삭제
- 삭제
- 삭제
- 기판에 연결되는 제2 캔틸레버 MEMS 공진기를 공진 진동수로 진동하게 하기 위하여 에너지원에 종속시키는(subjecting) 단계; 및상기 제2 캔틸레버 MEMS 공진기에 연결된 제1 캔틸레버 MEMS 공진기로 하여금 상기 공진 진동수로 진동하게 하는 단계를 포함하며,상기 제1 캔틸레버 MEMS 공진기 및 상기 제2 캔틸레버 MEMS 공진기는 동일한 공진 진동수를 갖는, 방법.
- 제16항에 있어서,상기 에너지원에 응답하여, 상기 제2 캔틸레버 MEMS 공진기가 진동을 중단하면서, 그 진동 에너지의 대부분이 상기 제1 캔틸레버 MEMS 공진기에 인가되어, 상기 제1 캔틸레버 MEMS 공진기의 진동 변위를 증가시키는, 방법.
- 제16항에 있어서,상기 제1 캔틸레버 MEMS 공진기는 상기 제2 캔틸레버 MEMS 공진기의 질량보다 작은 질량을 갖는, 방법.
- 제16항에 있어서,상기 에너지원은 압전, 정전기, 전자기 및 열 액츄에이션 중 적어도 하나에 의해 상기 제2 캔틸레버 MEMS 공진기에 인가되는, 방법.
- 제19항에 있어서,상기 에너지원은 상기 캔틸레버 MEMS 공진기들의 상기 공진 진동수의 진동수를 갖는, 방법.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US84653106P | 2006-09-22 | 2006-09-22 | |
US60/846,531 | 2006-09-22 | ||
PCT/US2007/020501 WO2008039378A2 (en) | 2006-09-22 | 2007-09-21 | Coupled mems structure for motion amplification |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090074204A KR20090074204A (ko) | 2009-07-06 |
KR101534351B1 true KR101534351B1 (ko) | 2015-07-06 |
Family
ID=39230767
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020097007914A Active KR101534351B1 (ko) | 2006-09-22 | 2007-09-21 | Mems 장치 및 방법 |
Country Status (4)
Country | Link |
---|---|
US (1) | US8633787B2 (ko) |
EP (1) | EP2074397A4 (ko) |
KR (1) | KR101534351B1 (ko) |
WO (1) | WO2008039378A2 (ko) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2008039378A2 (en) | 2006-09-22 | 2008-04-03 | Cornell Research Foundation, Inc. | Coupled mems structure for motion amplification |
US8416482B2 (en) * | 2008-03-19 | 2013-04-09 | Mezmeriz, Inc. | Micro electro-mechanical system (MEMS) based high definition micro-projectors |
EP2534093B1 (en) * | 2010-02-11 | 2018-10-17 | Mezmeriz, Inc. | Microelectromechanical system with reduced speckle contrast |
WO2011112975A2 (en) * | 2010-03-12 | 2011-09-15 | Mezmeriz, Inc. | Laser illumination module with integrated intensity modulator |
WO2011133815A2 (en) | 2010-04-21 | 2011-10-27 | Mezmeriz, Inc. | Composite scanning mirror systems |
DE102012219591B4 (de) | 2012-10-25 | 2024-07-11 | Robert Bosch Gmbh | Mikromechanisches Bauteil, Herstellungsverfahren für ein mikromechanisches Bauteil und Verfahren zum Betreiben eines mikromechanischen Bauteils |
EP3029469A1 (en) * | 2014-12-04 | 2016-06-08 | ETH Zurich | Mechanical transducer for the detection of acoustic and/or seismic signals |
US20180231090A1 (en) * | 2016-05-26 | 2018-08-16 | Honeywell International Inc. | Systems and methods for a tuned mass damper in mems resonators |
DE102017000002A1 (de) * | 2017-01-02 | 2018-07-05 | Blickfeld GmbH | Faser-Scanner |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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US6293148B1 (en) * | 1999-04-30 | 2001-09-25 | Institute Of Microelectronics | Structural design for improving the sensitivity of a surface-micromachined vibratory gyroscope |
WO2005006538A1 (de) * | 2003-07-09 | 2005-01-20 | Braun Gmbh | Elektrisches kleingerät mit einem elektromotor zur erzeugung einer oszillierenden bewegung |
US6928874B2 (en) * | 2002-11-15 | 2005-08-16 | The Regents Of The University Of California | Dynamically amplified micromachined vibratory angle measuring gyroscopes, micromachined inertial sensors and method of operation for the same |
JP2007175491A (ja) * | 2005-12-19 | 2007-07-12 | Braun Gmbh | 振動する毛剃りヘッドを備える電気剃刀装置 |
Family Cites Families (13)
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IL80550A0 (en) * | 1986-11-07 | 1987-02-27 | Israel Aircraft Ind Ltd | Resonant element force transducer for acceleration sensing |
JP2505140B2 (ja) * | 1991-12-05 | 1996-06-05 | 村田機械株式会社 | 紡糸巻取機 |
US5481142A (en) * | 1994-07-01 | 1996-01-02 | Xerox Corporation | Tuned vibration absorbers for AC motors |
US5862003A (en) * | 1995-06-23 | 1999-01-19 | Saif; Muhammad T. A. | Micromotion amplifier |
US6290037B1 (en) * | 1999-04-21 | 2001-09-18 | Purdue Research Foundation | Vibration absorber using shape memory material |
US6175170B1 (en) * | 1999-09-10 | 2001-01-16 | Sridhar Kota | Compliant displacement-multiplying apparatus for microelectromechanical systems |
US6393913B1 (en) * | 2000-02-08 | 2002-05-28 | Sandia Corporation | Microelectromechanical dual-mass resonator structure |
US6845669B2 (en) * | 2001-05-02 | 2005-01-25 | The Regents Of The University Of California | Non-resonant four degrees-of-freedom micromachined gyroscope |
AU2002316102A1 (en) * | 2001-05-14 | 2002-11-25 | The Regents Of The University Of Michigan | High-performance fully-compliant micro-mechanisms for force/displacement amplification |
JP4654668B2 (ja) * | 2004-03-12 | 2011-03-23 | パナソニック電工株式会社 | ジャイロセンサおよびそれを用いたセンサ装置 |
JP4556454B2 (ja) * | 2004-03-15 | 2010-10-06 | パナソニック電工株式会社 | 半導体装置の製造方法 |
EP1771763A1 (en) * | 2004-06-24 | 2007-04-11 | Cornell Research Foundation, Inc. | Fibrous-composite-material-based mems optical scanner |
WO2008039378A2 (en) | 2006-09-22 | 2008-04-03 | Cornell Research Foundation, Inc. | Coupled mems structure for motion amplification |
-
2007
- 2007-09-21 WO PCT/US2007/020501 patent/WO2008039378A2/en active Application Filing
- 2007-09-21 EP EP07838658.8A patent/EP2074397A4/en not_active Withdrawn
- 2007-09-21 KR KR1020097007914A patent/KR101534351B1/ko active Active
- 2007-09-21 US US12/442,369 patent/US8633787B2/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6293148B1 (en) * | 1999-04-30 | 2001-09-25 | Institute Of Microelectronics | Structural design for improving the sensitivity of a surface-micromachined vibratory gyroscope |
US6928874B2 (en) * | 2002-11-15 | 2005-08-16 | The Regents Of The University Of California | Dynamically amplified micromachined vibratory angle measuring gyroscopes, micromachined inertial sensors and method of operation for the same |
WO2005006538A1 (de) * | 2003-07-09 | 2005-01-20 | Braun Gmbh | Elektrisches kleingerät mit einem elektromotor zur erzeugung einer oszillierenden bewegung |
JP2007175491A (ja) * | 2005-12-19 | 2007-07-12 | Braun Gmbh | 振動する毛剃りヘッドを備える電気剃刀装置 |
Also Published As
Publication number | Publication date |
---|---|
WO2008039378A2 (en) | 2008-04-03 |
EP2074397A2 (en) | 2009-07-01 |
US8633787B2 (en) | 2014-01-21 |
EP2074397A4 (en) | 2015-07-22 |
KR20090074204A (ko) | 2009-07-06 |
WO2008039378A3 (en) | 2008-06-12 |
US20100295414A1 (en) | 2010-11-25 |
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