FI950715A0 - Ytmikromekanisk, symmetrisk tryckskillnadsgivare - Google Patents

Ytmikromekanisk, symmetrisk tryckskillnadsgivare

Info

Publication number
FI950715A0
FI950715A0 FI950715A FI950715A FI950715A0 FI 950715 A0 FI950715 A0 FI 950715A0 FI 950715 A FI950715 A FI 950715A FI 950715 A FI950715 A FI 950715A FI 950715 A0 FI950715 A0 FI 950715A0
Authority
FI
Finland
Prior art keywords
ytmikromekanisk
tryckskillnadsgivare
symmetrisk
symmetrisk tryckskillnadsgivare
Prior art date
Application number
FI950715A
Other languages
English (en)
Other versions
FI100918B (fi
FI950715L (fi
Inventor
Tapani Ryhaenen
Original Assignee
Vaisala Oy
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Vaisala Oy filed Critical Vaisala Oy
Priority to FI950715A priority Critical patent/FI100918B/fi
Publication of FI950715A0 publication Critical patent/FI950715A0/fi
Priority to US08/600,182 priority patent/US5679902A/en
Priority to EP96301002A priority patent/EP0727650B1/en
Priority to DE69612576T priority patent/DE69612576T2/de
Priority to NO960617A priority patent/NO960617L/no
Priority to JP8030510A priority patent/JPH08247878A/ja
Publication of FI950715L publication Critical patent/FI950715L/fi
Application granted granted Critical
Publication of FI100918B publication Critical patent/FI100918B/fi

Links

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
    • G01L9/0073—Transmitting or indicating the displacement of flexible diaphragms using variations in capacitance using a semiconductive diaphragm

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Fluid Pressure (AREA)
  • Pressure Sensors (AREA)
FI950715A 1995-02-17 1995-02-17 Pintamikromekaaninen, symmetrinen paine-eroanturi FI100918B (fi)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FI950715A FI100918B (fi) 1995-02-17 1995-02-17 Pintamikromekaaninen, symmetrinen paine-eroanturi
US08/600,182 US5679902A (en) 1995-02-17 1996-02-12 Surface-micromachined symmetrical differential pressure sensor with electrodes patterned into multiple conducting areas
EP96301002A EP0727650B1 (en) 1995-02-17 1996-02-14 Surface-micromachined symmetrical differential pressure sensor with polysilicon
DE69612576T DE69612576T2 (de) 1995-02-17 1996-02-14 Mikrobearbeiteter symmetrischer Differentialdrucksensor mit Polysilizium
NO960617A NO960617L (no) 1995-02-17 1996-02-16 Symmetrisk differensialtrykkföler med mikrostrukturert overflate
JP8030510A JPH08247878A (ja) 1995-02-17 1996-02-19 表面マイクロ加工された対称形差圧センサー

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI950715A FI100918B (fi) 1995-02-17 1995-02-17 Pintamikromekaaninen, symmetrinen paine-eroanturi
FI950715 1995-02-17

Publications (3)

Publication Number Publication Date
FI950715A0 true FI950715A0 (fi) 1995-02-17
FI950715L FI950715L (fi) 1996-08-18
FI100918B FI100918B (fi) 1998-03-13

Family

ID=8542876

Family Applications (1)

Application Number Title Priority Date Filing Date
FI950715A FI100918B (fi) 1995-02-17 1995-02-17 Pintamikromekaaninen, symmetrinen paine-eroanturi

Country Status (6)

Country Link
US (1) US5679902A (fi)
EP (1) EP0727650B1 (fi)
JP (1) JPH08247878A (fi)
DE (1) DE69612576T2 (fi)
FI (1) FI100918B (fi)
NO (1) NO960617L (fi)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6012336A (en) * 1995-09-06 2000-01-11 Sandia Corporation Capacitance pressure sensor
DE19648424C1 (de) * 1996-11-22 1998-06-25 Siemens Ag Mikromechanischer Sensor
CN1245559A (zh) * 1996-11-28 2000-02-23 西门子公司 用于制作微力学传感器的方法
EP0863392B1 (en) * 1997-03-04 2000-08-09 STMicroelectronics S.r.l. A method of manufacturing pressure microsensors
US6470754B1 (en) 1998-08-19 2002-10-29 Wisconsin Alumni Research Foundation Sealed capacitive pressure sensors
FI20000339A7 (fi) 2000-02-16 2001-08-17 Nokia Corp Mikromekaaninen säädettävä kondensaattori ja integroitu säädettävä resonaattori
FI115500B (fi) 2000-03-21 2005-05-13 Nokia Oyj Menetelmä kalvoanturin valmistamiseksi
FI112644B (fi) * 2000-11-10 2003-12-31 Vaisala Oyj Pintamikromekaaninen absoluuttipaineanturi ja menetelmä sen valmistamiseksi
EP1223420A3 (en) * 2001-01-16 2003-07-09 Fujikura Ltd. Pressure sensor and manufacturing method thereof
JP4296728B2 (ja) * 2001-07-06 2009-07-15 株式会社デンソー 静電容量型圧力センサおよびその製造方法並びに静電容量型圧力センサに用いるセンサ用構造体
US6774457B2 (en) * 2001-09-13 2004-08-10 Texas Instruments Incorporated Rectangular contact used as a low voltage fuse element
EP1359402B1 (en) * 2002-05-01 2014-10-01 Infineon Technologies AG Pressure sensor
US6575026B1 (en) 2002-06-28 2003-06-10 Eastman Kodak Company Measuring absolute static pressure at one or more positions along a microfluidic device
US6790699B2 (en) 2002-07-10 2004-09-14 Robert Bosch Gmbh Method for manufacturing a semiconductor device
US6843121B1 (en) 2003-08-25 2005-01-18 Eastman Kodak Company Measuring absolute static pressure at one or more positions along a microfluidic device
US6901807B1 (en) * 2003-12-30 2005-06-07 Honeywell International Inc. Positive and negative pressure sensor
US7100453B2 (en) * 2003-12-30 2006-09-05 Honeywell International Inc. Modified dual diaphragm pressure sensor
US7231832B2 (en) * 2004-09-13 2007-06-19 United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration System and method for detecting cracks and their location
DE102005004877A1 (de) * 2005-02-03 2006-08-10 Robert Bosch Gmbh Mikromechanisches Bauelement und entsprechendes Herstellungsverfahren
US7231829B2 (en) * 2005-03-31 2007-06-19 Medtronic, Inc. Monolithic integrated circuit/pressure sensor on pacing lead
JP4535046B2 (ja) * 2006-08-22 2010-09-01 ヤマハ株式会社 静電容量センサ及びその製造方法
US9616223B2 (en) 2005-12-30 2017-04-11 Medtronic, Inc. Media-exposed interconnects for transducers
FR2947629B1 (fr) * 2009-07-06 2012-03-30 Tronic S Microsystems Dispositif de mesure de pression et son procede de fabrication
US8617960B2 (en) * 2009-12-31 2013-12-31 Texas Instruments Incorporated Silicon microphone transducer
JP2011193342A (ja) * 2010-03-16 2011-09-29 Panasonic Corp Ｍｅｍｓデバイス
US9775982B2 (en) 2010-12-29 2017-10-03 Medtronic, Inc. Implantable medical device fixation
US10485435B2 (en) 2012-03-26 2019-11-26 Medtronic, Inc. Pass-through implantable medical device delivery catheter with removeable distal tip
US8904876B2 (en) * 2012-09-29 2014-12-09 Stryker Corporation Flexible piezocapacitive and piezoresistive force and pressure sensors
CN105067178B (zh) * 2015-05-29 2018-01-19 歌尔股份有限公司 一种差分电容式mems压力传感器及其制造方法
JP6582273B2 (ja) * 2015-08-27 2019-10-02 新日本無線株式会社 Ｍｅｍｓ素子の製造方法
US12072252B2 (en) * 2021-09-24 2024-08-27 Apple Inc. Gap-increasing capacitive pressure sensor for increased range

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3310643C2 (de) * 1983-03-24 1986-04-10 Karlheinz Dr. 7801 Schallstadt Ziegler Drucksensor
US5490034A (en) * 1989-01-13 1996-02-06 Kopin Corporation SOI actuators and microsensors
US5177661A (en) * 1989-01-13 1993-01-05 Kopin Corporation SOI diaphgram sensor
US5431057A (en) * 1990-02-12 1995-07-11 Fraunhofer-Gesellschaft Zur Forderung Der Angewandten Forschung E.V. Integratable capacitative pressure sensor
US5188983A (en) * 1990-04-11 1993-02-23 Wisconsin Alumni Research Foundation Polysilicon resonating beam transducers and method of producing the same
EP0543901B1 (en) * 1990-08-17 1995-10-04 Analog Devices, Inc. Monolithic accelerometer
DE4227819C2 (de) * 1991-08-22 1996-10-17 Yamatake Honeywell Co Ltd Kapazitiver Drucksensor
US5332469A (en) * 1992-11-12 1994-07-26 Ford Motor Company Capacitive surface micromachined differential pressure sensor
JPH06213747A (ja) * 1993-01-14 1994-08-05 Toyota Motor Corp 容量型半導体センサ
US5316619A (en) * 1993-02-05 1994-05-31 Ford Motor Company Capacitive surface micromachine absolute pressure sensor and method for processing

Also Published As

Publication number Publication date
EP0727650A2 (en) 1996-08-21
DE69612576T2 (de) 2002-05-29
EP0727650A3 (en) 1996-12-11
NO960617L (no) 1996-08-19
FI100918B (fi) 1998-03-13
FI950715L (fi) 1996-08-18
JPH08247878A (ja) 1996-09-27
EP0727650B1 (en) 2001-04-25
DE69612576D1 (de) 2001-05-31
US5679902A (en) 1997-10-21
NO960617D0 (no) 1996-02-16

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