WO2003014009A2 - A microelectromechanical device having a stiffened support beam, and methods of forming stiffened support beams in mems - Google Patents
A microelectromechanical device having a stiffened support beam, and methods of forming stiffened support beams in mems Download PDFInfo
- Publication number
- WO2003014009A2 WO2003014009A2 PCT/US2002/024653 US0224653W WO03014009A2 WO 2003014009 A2 WO2003014009 A2 WO 2003014009A2 US 0224653 W US0224653 W US 0224653W WO 03014009 A2 WO03014009 A2 WO 03014009A2
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- mass element
- substrate
- beam member
- cross member
- members
- Prior art date
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Classifications
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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
- 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]
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B3/00—Devices comprising flexible or deformable elements, e.g. comprising elastic tongues or membranes
- B81B3/0064—Constitution or structural means for improving or controlling the physical properties of a device
- B81B3/0067—Mechanical properties
- B81B3/007—For controlling stiffness, e.g. ribs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B2201/00—Specific applications of microelectromechanical systems
- B81B2201/02—Sensors
- B81B2201/0228—Inertial sensors
- B81B2201/0235—Accelerometers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C2201/00—Manufacture or treatment of microstructural devices or systems
- B81C2201/01—Manufacture or treatment of microstructural devices or systems in or on a substrate
- B81C2201/0101—Shaping material; Structuring the bulk substrate or layers on the substrate; Film patterning
- B81C2201/0128—Processes for removing material
- B81C2201/0143—Focussed beam, i.e. laser, ion or e-beam
-
- 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
- G01P2015/0811—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 one single degree of freedom of movement of the mass
- G01P2015/0817—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 one single degree of freedom of movement of the mass for pivoting movement of the mass, e.g. in-plane pendulum
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003518970A JP2005527384A (en) | 2001-08-07 | 2002-08-02 | Microelectromechanical element with reinforced support beam and method of forming a reinforced support beam in a microelectromechanical system (MEMS) |
AU2002321901A AU2002321901A1 (en) | 2001-08-07 | 2002-08-02 | A microelectromechanical device having a stiffened support beam, and methods of forming stiffened support beams in mems |
KR10-2004-7001925A KR20040021690A (en) | 2001-08-07 | 2002-08-02 | A microelectromechanical device having a stiffened support beam, and methods of forming stiffened support beams in mems |
EP02756932A EP1429991A2 (en) | 2001-08-07 | 2002-08-02 | A microelectromechanical device having a stiffened support beam, and methods of forming stiffened support beams in mems |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/924,370 | 2001-08-07 | ||
US09/924,370 US6632698B2 (en) | 2001-08-07 | 2001-08-07 | Microelectromechanical device having a stiffened support beam, and methods of forming stiffened support beams in MEMS |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2003014009A2 true WO2003014009A2 (en) | 2003-02-20 |
WO2003014009A3 WO2003014009A3 (en) | 2004-04-08 |
Family
ID=25450137
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2002/024653 WO2003014009A2 (en) | 2001-08-07 | 2002-08-02 | A microelectromechanical device having a stiffened support beam, and methods of forming stiffened support beams in mems |
Country Status (8)
Country | Link |
---|---|
US (1) | US6632698B2 (en) |
EP (1) | EP1429991A2 (en) |
JP (1) | JP2005527384A (en) |
KR (1) | KR20040021690A (en) |
CN (1) | CN1267336C (en) |
AU (1) | AU2002321901A1 (en) |
TW (1) | TWI222425B (en) |
WO (1) | WO2003014009A2 (en) |
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- 2002-08-02 CN CNB028198379A patent/CN1267336C/en not_active Expired - Fee Related
- 2002-08-02 EP EP02756932A patent/EP1429991A2/en not_active Withdrawn
- 2002-08-02 WO PCT/US2002/024653 patent/WO2003014009A2/en not_active Application Discontinuation
- 2002-08-02 AU AU2002321901A patent/AU2002321901A1/en not_active Abandoned
- 2002-08-02 JP JP2003518970A patent/JP2005527384A/en active Pending
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Also Published As
Publication number | Publication date |
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KR20040021690A (en) | 2004-03-10 |
WO2003014009A3 (en) | 2004-04-08 |
US6632698B2 (en) | 2003-10-14 |
AU2002321901A1 (en) | 2003-02-24 |
US20030032215A1 (en) | 2003-02-13 |
CN1564779A (en) | 2005-01-12 |
TWI222425B (en) | 2004-10-21 |
CN1267336C (en) | 2006-08-02 |
JP2005527384A (en) | 2005-09-15 |
EP1429991A2 (en) | 2004-06-23 |
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