JP5999027B2 - 物理量センサ - Google Patents
物理量センサ Download PDFInfo
- Publication number
- JP5999027B2 JP5999027B2 JP2013114306A JP2013114306A JP5999027B2 JP 5999027 B2 JP5999027 B2 JP 5999027B2 JP 2013114306 A JP2013114306 A JP 2013114306A JP 2013114306 A JP2013114306 A JP 2013114306A JP 5999027 B2 JP5999027 B2 JP 5999027B2
- Authority
- JP
- Japan
- Prior art keywords
- substrate
- pad
- pad portion
- bonded
- electrode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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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
- G01P15/02—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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C3/00—Assembling of devices or systems from individually processed components
- B81C3/001—Bonding of two components
-
- 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
-
- 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
- B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
- B81B2203/00—Basic microelectromechanical structures
- B81B2203/05—Type of movement
- B81B2203/058—Rotation out of a plane parallel to the substrate
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B81—MICROSTRUCTURAL TECHNOLOGY
- B81C—PROCESSES OR APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OR TREATMENT OF MICROSTRUCTURAL DEVICES OR SYSTEMS
- B81C2203/00—Forming microstructural systems
- B81C2203/03—Bonding two components
- B81C2203/033—Thermal bonding
- B81C2203/035—Soldering
-
- 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)
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Pressure Sensors (AREA)
Description
本発明の第1実施形態について図面を参照しつつ説明する。なお、本実施形態では、加速度を検出する加速度センサに本発明の物理量センサを適用した例を説明する。
本発明は上記した実施形態に限定されるものではなく、特許請求の範囲に記載した範囲内において適宜変更が可能である。
10a 一面
25 パッド部(第1基板用パッド部)
40 第2基板
40a 一面
53 パッド部(第2基板用パッド部)
60 センシング部
90 気密室
Claims (3)
- 一面(10a)を有する第1基板(10)と、
一面(40a)を有し、当該一面が前記第1基板の一面と対向する状態で前記第1基板と接合される第2基板(40)と、を備え、
前記第1、第2基板の間に気密室(90)が形成され、前記気密室に物理量に応じたセンサ信号を出力するセンシング部(60)が配置された物理量センサにおいて、
前記第1基板の一面には、前記センシング部と電気的に接続される第1基板用パッド部(25)が形成され、
前記第2基板の一面には、前記第1基板用パッド部と接合される第2基板用パッド部(53)が形成され、
前記第1基板用パッド部と前記第2基板用パッド部とは、同じ金属材料を用いて構成されて金属接合されており、
前記第2基板には、厚さ方向に貫通して前記第2基板用パッド部に達する貫通孔(70a)に前記第2基板用パッド部と電気的に接続され、かつ前記第1、第2基板用パッド部と同じ金属材料を用いて構成された貫通電極(70c)が配置されており、
前記第1基板用パッド部、前記第2基板用パッド部、前記貫通電極の一部が積層されていることを特徴とする物理量センサ。 - 前記第1基板の一面には、前記一面の法線方向から視たとき、前記センシング部を囲む枠状の第1基板用封止部(32)が形成され、
前記第2基板の一面には、前記第1基板用封止部と金属接合され、前記第1基板用封止部と同じ金属材料を用いて構成された枠状の第2基板用封止部(55)が形成されており、
前記気密室は、前記第1、第2基板用封止部が接合されることで前記第1基板と前記第2基板との間に形成されていることを特徴とする請求項1に記載の物理量センサ。 - 前記第1基板には、前記一面側に前記一面に対する法線方向への加速度に応じて変位する可動部(20)が形成され、
前記第2基板には、前記可動部と対向する部分に固定電極(51a、52a)が形成されており、
前記センシング部は、前記可動部および前記固定電極にて構成されていることを特徴とする請求項1または2に記載の物理量センサ。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013114306A JP5999027B2 (ja) | 2013-05-30 | 2013-05-30 | 物理量センサ |
PCT/JP2014/002692 WO2014192263A1 (ja) | 2013-05-30 | 2014-05-22 | 物理量センサ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013114306A JP5999027B2 (ja) | 2013-05-30 | 2013-05-30 | 物理量センサ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014232090A JP2014232090A (ja) | 2014-12-11 |
JP5999027B2 true JP5999027B2 (ja) | 2016-09-28 |
Family
ID=51988315
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013114306A Expired - Fee Related JP5999027B2 (ja) | 2013-05-30 | 2013-05-30 | 物理量センサ |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP5999027B2 (ja) |
WO (1) | WO2014192263A1 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018003353A1 (ja) * | 2016-07-01 | 2018-01-04 | 株式会社デンソー | 半導体装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4924663B2 (ja) * | 2008-12-25 | 2012-04-25 | 株式会社デンソー | 半導体装置およびその製造方法 |
JP2010262961A (ja) * | 2009-04-30 | 2010-11-18 | Hitachi Cable Ltd | 発光装置、発光装置の評価方法、および発光装置の製造方法 |
JP2013050320A (ja) * | 2011-08-30 | 2013-03-14 | Alps Electric Co Ltd | 物理量センサ |
-
2013
- 2013-05-30 JP JP2013114306A patent/JP5999027B2/ja not_active Expired - Fee Related
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2014
- 2014-05-22 WO PCT/JP2014/002692 patent/WO2014192263A1/ja active Application Filing
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Publication number | Publication date |
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JP2014232090A (ja) | 2014-12-11 |
WO2014192263A1 (ja) | 2014-12-04 |
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