KR101068341B1 - 용량형 역학량 센서 - Google Patents
용량형 역학량 센서 Download PDFInfo
- Publication number
- KR101068341B1 KR101068341B1 KR1020050005912A KR20050005912A KR101068341B1 KR 101068341 B1 KR101068341 B1 KR 101068341B1 KR 1020050005912 A KR1020050005912 A KR 1020050005912A KR 20050005912 A KR20050005912 A KR 20050005912A KR 101068341 B1 KR101068341 B1 KR 101068341B1
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- 239000000758 substrate Substances 0.000 claims abstract description 112
- 239000004065 semiconductor Substances 0.000 claims abstract description 27
- 239000011521 glass Substances 0.000 claims abstract description 20
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- 229910052751 metal Inorganic materials 0.000 description 2
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
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Images
Classifications
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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
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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
- G01P15/0802—Details
-
- 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
-
- 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
- G01P2015/084—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 the mass being suspended at more than one of its sides, e.g. membrane-type suspension, so as to permit multi-axis movement of the mass
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Gyroscopes (AREA)
- Pressure Sensors (AREA)
Abstract
Description
Claims (11)
- 추의 이동에 따라 추와 고정 전극 사이에 형성되는 용량의 변화에 기초하여 역학량을 측정하는 용량형 역학량 센서로서,빔에 의해 지지되며 역학량에 따라 이동하는 추를 가지는 반도체 기판; 및상기 추로부터 미소 간극을 두고 상기 추를 면하는 위치에 고정 전극이 배치되고, 그리고 상기 반도체 기판의 일부분과 접촉하는 기판 전극이 적층되는 유리 기판을 구비하며,상기 반도체 기판이 상기 기판 전극과 접촉하는 접촉 영역 이상의 크기를 가지는 리세스가 상기 반도체 기판에 형성되는 용량형 역학량 센서.
- 제1항에 있어서, 상기 리세스의 깊이는 상기 기판 전극의 두께보다 작은 용량형 역학량 센서.
- 제1항에 있어서, 상기 기판 전극과 접촉하는 접촉 전극이 상기 리세스 내에 형성되는 용량형 역학량 센서.
- 제3항에 있어서, 상기 리세스의 깊이는 상기 기판 전극의 두께보다 크고, 상기 접촉 전극의 두께와 상기 기판 전극의 두께의 합은 상기 리세스의 깊이보다 큰 용량형 역학량 센서.
- 제3항에 있어서, 복수의 홈 또는 복수의 홀(hole)이 상기 접촉 전극의 일부에 형성되는 용량형 역학량 센서.
- 제5항에 있어서, 상기 복수의 홈 또는 복수의 홀이 일정한 간격으로 배치되는 용량형 역학량 센서.
- 제3항에 있어서, 복수의 접촉 전극이 상기 리세스 내에 존재하는 용량형 역학량 센서.
- 제7항에 있어서, 상기 복수의 접촉 전극이 일정한 간격으로 배치되는 용량형 역학량 센서.
- 제7항에 있어서, 인접하는 접촉 전극들은 실질적으로 동일한 전위를 가지는 용량형 역학량 센서.
- 제7항에 있어서, 인접하는 상기 접촉 전극들은 상기 접촉 전극과 동일한 물질을 사용하여 연결되는 용량형 역학량 센서.
- 제7항에 있어서, 상기 각 접촉 전극은 알루미늄을 함유하는 용량형 역학량 센서.
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004012899 | 2004-01-21 | ||
JPJP-P-2004-00012899 | 2004-01-21 | ||
JPJP-P-2004-00163087 | 2004-06-01 | ||
JP2004163087A JP4555612B2 (ja) | 2004-01-21 | 2004-06-01 | 容量型力学量センサ |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20050076717A KR20050076717A (ko) | 2005-07-26 |
KR101068341B1 true KR101068341B1 (ko) | 2011-09-28 |
Family
ID=34752132
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020050005912A KR101068341B1 (ko) | 2004-01-21 | 2005-01-21 | 용량형 역학량 센서 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7216541B2 (ko) |
JP (1) | JP4555612B2 (ko) |
KR (1) | KR101068341B1 (ko) |
CN (1) | CN1645152B (ko) |
TW (1) | TWI355750B (ko) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7669359B2 (en) * | 2005-06-22 | 2010-03-02 | Surefire, Llc | Machine gun accessory mount adapter |
JP4839747B2 (ja) * | 2005-09-20 | 2011-12-21 | 三菱電機株式会社 | 静電容量型加速度センサ |
JP4692373B2 (ja) * | 2006-04-28 | 2011-06-01 | パナソニック電工株式会社 | 静電容量式センサ |
US8919199B2 (en) * | 2010-12-01 | 2014-12-30 | Analog Devices, Inc. | Apparatus and method for anchoring electrodes in MEMS devices |
JP2013250133A (ja) * | 2012-05-31 | 2013-12-12 | Seiko Epson Corp | 電子デバイス及びその製造方法、並びに電子機器 |
US9709595B2 (en) | 2013-11-14 | 2017-07-18 | Analog Devices, Inc. | Method and apparatus for detecting linear and rotational movement |
US9599471B2 (en) | 2013-11-14 | 2017-03-21 | Analog Devices, Inc. | Dual use of a ring structure as gyroscope and accelerometer |
US10746548B2 (en) | 2014-11-04 | 2020-08-18 | Analog Devices, Inc. | Ring gyroscope structural features |
CN105241584A (zh) * | 2015-10-14 | 2016-01-13 | 华东光电集成器件研究所 | 一种电容式压力传感器 |
US11656077B2 (en) | 2019-01-31 | 2023-05-23 | Analog Devices, Inc. | Pseudo-extensional mode MEMS ring gyroscope |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5801313A (en) | 1995-05-26 | 1998-09-01 | Omron Corporation | Capacitive sensor |
JPH10300775A (ja) * | 1997-04-30 | 1998-11-13 | Matsushita Electric Works Ltd | 静電容量型加速度センサ及びその製造方法 |
JP2002055117A (ja) | 2000-08-10 | 2002-02-20 | Yazaki Corp | 静電容量型加速度センサ |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62199092A (ja) * | 1986-02-27 | 1987-09-02 | 関西日本電気株式会社 | ハイブリツドic |
JPH06160420A (ja) * | 1992-11-19 | 1994-06-07 | Omron Corp | 半導体加速度センサ及びその製造方法 |
JPH08122359A (ja) * | 1994-10-21 | 1996-05-17 | Fuji Electric Co Ltd | 半導体加速度センサとその製造方法および試験方法 |
JP3312158B2 (ja) * | 1994-11-08 | 2002-08-05 | オムロン株式会社 | 半導体物理量センサ |
JP2001349731A (ja) * | 2000-06-06 | 2001-12-21 | Matsushita Electric Ind Co Ltd | マイクロマシンデバイスおよび角加速度センサおよび加速度センサ |
WO2002103368A1 (fr) * | 2001-06-13 | 2002-12-27 | Mitsubishi Denki Kabushiki Kaisha | Dispositif au silicium |
CN1242272C (zh) * | 2002-04-12 | 2006-02-15 | 中国科学院上海微系统与信息技术研究所 | 湿法腐蚀制造微机械电容式加速度传感器的方法 |
EP1522521B1 (en) * | 2003-10-10 | 2015-12-09 | Infineon Technologies AG | Capacitive sensor |
-
2004
- 2004-06-01 JP JP2004163087A patent/JP4555612B2/ja not_active Expired - Fee Related
-
2005
- 2005-01-20 US US11/039,500 patent/US7216541B2/en active Active
- 2005-01-20 TW TW094101696A patent/TWI355750B/zh not_active IP Right Cessation
- 2005-01-21 CN CN2005100509277A patent/CN1645152B/zh not_active Expired - Fee Related
- 2005-01-21 KR KR1020050005912A patent/KR101068341B1/ko active IP Right Grant
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5801313A (en) | 1995-05-26 | 1998-09-01 | Omron Corporation | Capacitive sensor |
JPH10300775A (ja) * | 1997-04-30 | 1998-11-13 | Matsushita Electric Works Ltd | 静電容量型加速度センサ及びその製造方法 |
JP2002055117A (ja) | 2000-08-10 | 2002-02-20 | Yazaki Corp | 静電容量型加速度センサ |
Also Published As
Publication number | Publication date |
---|---|
KR20050076717A (ko) | 2005-07-26 |
TW200529455A (en) | 2005-09-01 |
TWI355750B (en) | 2012-01-01 |
US20050155428A1 (en) | 2005-07-21 |
CN1645152B (zh) | 2011-09-14 |
CN1645152A (zh) | 2005-07-27 |
US7216541B2 (en) | 2007-05-15 |
JP4555612B2 (ja) | 2010-10-06 |
JP2005233926A (ja) | 2005-09-02 |
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