JP2007121107A - 圧力センサー - Google Patents
圧力センサー Download PDFInfo
- Publication number
- JP2007121107A JP2007121107A JP2005313560A JP2005313560A JP2007121107A JP 2007121107 A JP2007121107 A JP 2007121107A JP 2005313560 A JP2005313560 A JP 2005313560A JP 2005313560 A JP2005313560 A JP 2005313560A JP 2007121107 A JP2007121107 A JP 2007121107A
- Authority
- JP
- Japan
- Prior art keywords
- substrate
- pressure sensor
- sensor
- electrode
- pressure
- 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.)
- Pending
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
- G01L9/0041—Transmitting or indicating the displacement of flexible diaphragms
- G01L9/0072—Transmitting or indicating the displacement of flexible diaphragms using variations in capacitance
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
- G01L19/00—Details of, or accessories for, apparatus for measuring steady or quasi-steady pressure of a fluent medium insofar as such details or accessories are not special to particular types of pressure gauges
- G01L19/0092—Pressure sensor associated with other sensors, e.g. for measuring acceleration or temperature
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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
-
- 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
- G01P2015/0828—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 being suspended at one of its longitudinal ends
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Measuring Fluid Pressure (AREA)
- Pressure Sensors (AREA)
- Measuring Temperature Or Quantity Of Heat (AREA)
Abstract
【解決手段】TFT基板1及び対向基板5の対向する面上に、夫々下部容量電極2及び対向基板容量電極6が設けられており、両基板の周辺部にシール材7を設け、このシール材7により、両基板間が所定の間隔になるようにシール材7により囲まれた空間が密封されている。この圧力センサーは、基板に加わる圧力を下部容量電極2と対向基板容量電極6間の容量変化から計測するが、圧力センサー内部のTFT基板上1に加速度センサー3が組み込まれている。
【選択図】図1
Description
2;下部容量電極
3;加速度センサー
4;温度センサー
5;対向基板
6;対向基板容量電極
7;シール材
8;トランスファー
9;ガラス基板
10;保護膜
11;リンドープポリシリコンゲート電極
12;Crゲート電極
13;層間膜
14;上部電極
15;上部電極のリード部
16;上部電極の容量電極部
17;層間膜除去領域
18;スペーサ
19;N+領域
20;P領域
21;P+領域
22;コンタクト
23;アノード電極
24;カソード電極
100;ダイヤフラム
101;スペーサ
Claims (7)
- 第1の基板と、この第1の基板に対向して配置された第2の基板と、前記第1の基板と前記第2の基板との間の空間を外部から遮蔽するシール材と、前記第1の基板と前記第2の基板の対向する面上に夫々形成され前記第1及び第2の基板に加わる圧力を容量変化として検出する第1及び第2の電極と、前記第1又は第2の基板の前記シール材に囲まれた領域の対向面上に形成された加速度センサーと、を有することを特徴とする圧力センサー。
- 前記加速度センサーは、上部電極と下部電極とを有し、加速度により前記上部電極と前記下部電極との間隔が変化し、容量の変化から加速度を検出することを特徴とする請求項1に記載の圧力センサー。
- 前記第1又は第2の基板が回路素子及び検出回路が形成された基板であることを特徴とする請求項1又は2に記載の圧力センサー。
- 前記第1又は第2の基板がTFTを含む回路素子が形成された基板であることを特徴とする請求項3に記載の圧力センサー。
- 前記加速度センサーが前記TFTを含む回路素子が形成された基板上に形成されていることを特徴とする請求項4に記載の圧力センサー。
- 前記第1又は第2の基板の前記シール材に囲まれた領域の対向面上に形成された温度センサーを有することを特徴とする請求項1乃至5のいずれか1項に記載の圧力センサー。
- 前記温度センサーが形成された基板がTFTを含む回路素子が形成された基板であることを特徴とする請求項6に記載の圧力センサー。
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005313560A JP2007121107A (ja) | 2005-10-27 | 2005-10-27 | 圧力センサー |
US11/586,512 US7373834B2 (en) | 2005-10-27 | 2006-10-26 | Pressure sensor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005313560A JP2007121107A (ja) | 2005-10-27 | 2005-10-27 | 圧力センサー |
Publications (1)
Publication Number | Publication Date |
---|---|
JP2007121107A true JP2007121107A (ja) | 2007-05-17 |
Family
ID=37994563
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005313560A Pending JP2007121107A (ja) | 2005-10-27 | 2005-10-27 | 圧力センサー |
Country Status (2)
Country | Link |
---|---|
US (1) | US7373834B2 (ja) |
JP (1) | JP2007121107A (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009175113A (ja) * | 2007-11-14 | 2009-08-06 | Kyocera Corp | センサモジュール、センサ付ホイール、およびタイヤ組立体 |
JP2013517477A (ja) * | 2010-01-15 | 2013-05-16 | クォルコム・メムズ・テクノロジーズ・インコーポレーテッド | 圧力検出のための方法及びデバイス |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5092462B2 (ja) * | 2006-06-13 | 2012-12-05 | 株式会社デンソー | 力学量センサ |
US7863907B2 (en) * | 2007-02-06 | 2011-01-04 | Chevron U.S.A. Inc. | Temperature and pressure transducer |
US7739906B2 (en) | 2008-02-26 | 2010-06-22 | Kyocera Corporation | Sensor module, wheel with sensor and tire/wheel assembly |
US20110235156A1 (en) * | 2010-03-26 | 2011-09-29 | Qualcomm Mems Technologies, Inc. | Methods and devices for pressure detection |
US20140104184A1 (en) * | 2012-10-11 | 2014-04-17 | Qualcomm Mems Technologies, Inc. | Backplate electrode sensor |
US20160178467A1 (en) * | 2014-07-29 | 2016-06-23 | Silicon Microstructures, Inc. | Pressure sensor having cap-defined membrane |
US10082438B2 (en) * | 2015-04-30 | 2018-09-25 | Nxp Usa, Inc. | Multi-sensor system and method of forming same |
KR101727263B1 (ko) * | 2015-09-09 | 2017-04-26 | 주식회사 하이딥 | 디스플레이 모듈을 포함하는 터치 압력 검출 가능한 터치 입력 장치 |
DE102019214414A1 (de) * | 2019-09-23 | 2021-03-25 | Robert Bosch Gmbh | Mikromechanisches Bauteil für eine Druck- und Inertialsensorvorrichtung |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5944875A (ja) * | 1982-09-06 | 1984-03-13 | Nissan Motor Co Ltd | 梁構造体を有する半導体装置 |
JPH0318735A (ja) * | 1989-06-15 | 1991-01-28 | Matsushita Electric Ind Co Ltd | 圧力・温度センサ素子 |
JPH08160072A (ja) * | 1994-12-09 | 1996-06-21 | Tokin Corp | 加速度・圧力検出素子およびその製造方法 |
JP2005208043A (ja) * | 2003-12-25 | 2005-08-04 | Kyocera Corp | 圧力センサ装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5627630A (en) | 1979-08-16 | 1981-03-18 | Matsushita Electric Ind Co Ltd | Pressure sensitive element |
DE4106288C2 (de) * | 1991-02-28 | 2001-05-31 | Bosch Gmbh Robert | Sensor zur Messung von Drücken oder Beschleunigungen |
JPH11259234A (ja) | 1998-03-09 | 1999-09-24 | Sony Corp | 液晶表示装置 |
-
2005
- 2005-10-27 JP JP2005313560A patent/JP2007121107A/ja active Pending
-
2006
- 2006-10-26 US US11/586,512 patent/US7373834B2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5944875A (ja) * | 1982-09-06 | 1984-03-13 | Nissan Motor Co Ltd | 梁構造体を有する半導体装置 |
JPH0318735A (ja) * | 1989-06-15 | 1991-01-28 | Matsushita Electric Ind Co Ltd | 圧力・温度センサ素子 |
JPH08160072A (ja) * | 1994-12-09 | 1996-06-21 | Tokin Corp | 加速度・圧力検出素子およびその製造方法 |
JP2005208043A (ja) * | 2003-12-25 | 2005-08-04 | Kyocera Corp | 圧力センサ装置 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2009175113A (ja) * | 2007-11-14 | 2009-08-06 | Kyocera Corp | センサモジュール、センサ付ホイール、およびタイヤ組立体 |
JP2013517477A (ja) * | 2010-01-15 | 2013-05-16 | クォルコム・メムズ・テクノロジーズ・インコーポレーテッド | 圧力検出のための方法及びデバイス |
Also Published As
Publication number | Publication date |
---|---|
US20070095148A1 (en) | 2007-05-03 |
US7373834B2 (en) | 2008-05-20 |
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