ITMI20050726A1 - Sensore combinato di pressione assoluta e pressione relativa - Google Patents

Sensore combinato di pressione assoluta e pressione relativa

Info

Publication number
ITMI20050726A1
ITMI20050726A1 IT000726A ITMI20050726A ITMI20050726A1 IT MI20050726 A1 ITMI20050726 A1 IT MI20050726A1 IT 000726 A IT000726 A IT 000726A IT MI20050726 A ITMI20050726 A IT MI20050726A IT MI20050726 A1 ITMI20050726 A1 IT MI20050726A1
Authority
IT
Italy
Prior art keywords
pressure
combined sensor
relative
absolute
absolute pressure
Prior art date
Application number
IT000726A
Other languages
English (en)
Inventor
Heinz-Georg Vossenberg
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of ITMI20050726A1 publication Critical patent/ITMI20050726A1/it

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
    • G01L9/0051—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance
    • G01L9/0052—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements
    • G01L9/0054—Transmitting or indicating the displacement of flexible diaphragms using variations in ohmic resistance of piezoresistive elements integral with a semiconducting diaphragm
    • 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
    • G01L9/0042—Constructional details associated with semiconductive diaphragm sensors, e.g. etching, or constructional details of non-semiconductive diaphragms
    • 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
IT000726A 2004-04-29 2005-04-22 Sensore combinato di pressione assoluta e pressione relativa ITMI20050726A1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102004021041A DE102004021041A1 (de) 2004-04-29 2004-04-29 Kombinierter Absolutdruck- und Relativdrucksensor

Publications (1)

Publication Number Publication Date
ITMI20050726A1 true ITMI20050726A1 (it) 2005-10-30

Family

ID=34955125

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000726A ITMI20050726A1 (it) 2004-04-29 2005-04-22 Sensore combinato di pressione assoluta e pressione relativa

Country Status (5)

Country Link
US (1) US7270011B2 (it)
JP (1) JP2005315890A (it)
DE (1) DE102004021041A1 (it)
FR (1) FR2869600B1 (it)
IT (1) ITMI20050726A1 (it)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7698950B2 (en) 2008-04-04 2010-04-20 Wika Alexander Wiegand Gmbh & Co. Kg Pressure sensor assembly for measuring absolute pressure
US8082807B2 (en) * 2008-06-02 2011-12-27 Custom Sensors & Technologies, Inc. Sensor assembly and method
DE102008041942A1 (de) 2008-09-10 2010-03-11 Robert Bosch Gmbh Sensoranordnung, Verfahren zum Betrieb einer Sensoranordnung und Verfahren zur Herstellung einer Sensoranordnung
DE102008054428A1 (de) 2008-12-09 2010-06-10 Robert Bosch Gmbh Aufbau eines Drucksensors
EP2584332A1 (en) * 2011-10-19 2013-04-24 Baumer Bourdon Haenni SAS Pressure sensor
DE102012204588A1 (de) * 2012-03-22 2013-09-26 Robert Bosch Gmbh Vorrichtung zur Erfassung eines Drucks eines Mediums
US9249008B2 (en) 2012-12-20 2016-02-02 Industrial Technology Research Institute MEMS device with multiple electrodes and fabricating method thereof
DE102014222896A1 (de) 2014-11-10 2016-05-12 Robert Bosch Gmbh Galvanische Zelle und Verfahren zur Herstellung einer galvanischen Zelle
GB2533084A (en) 2014-12-02 2016-06-15 Melexis Tech N V Relative and absolute pressure sensor combined on chip
EP3112830B1 (en) 2015-07-01 2018-08-22 Sensata Technologies, Inc. Temperature sensor and method for the production of a temperature sensor
US10753815B2 (en) * 2015-10-28 2020-08-25 Hewlett-Packard Development Company, L.P. Relative pressure sensor
US9638559B1 (en) 2016-02-10 2017-05-02 Sensata Technologies Inc. System, devices and methods for measuring differential and absolute pressure utilizing two MEMS sense elements
US10428716B2 (en) 2016-12-20 2019-10-01 Sensata Technologies, Inc. High-temperature exhaust sensor
US10502641B2 (en) 2017-05-18 2019-12-10 Sensata Technologies, Inc. Floating conductor housing
EP3588042B1 (de) * 2018-06-22 2021-03-31 Siemens Aktiengesellschaft Druckelement
US20220259037A1 (en) * 2021-02-12 2022-08-18 Taiwan Semiconductor Manufacturing Co., Ltd. Arched Membrane Structure for MEMS Device
JP2022142118A (ja) * 2021-03-16 2022-09-30 ミネベアミツミ株式会社 センサチップ、力覚センサ装置

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4054497A (en) * 1975-10-06 1977-10-18 Honeywell Inc. Method for electrolytically etching semiconductor material
JPS55106331A (en) * 1979-02-09 1980-08-15 Hitachi Ltd Pressure sensor of semiconductor strain gauge
US4322980A (en) * 1979-11-08 1982-04-06 Hitachi, Ltd. Semiconductor pressure sensor having plural pressure sensitive diaphragms and method
JPS6461641A (en) * 1987-09-02 1989-03-08 Matsushita Electric Ind Co Ltd Semiconductor pressure sensor
DE4227893A1 (de) 1991-10-18 1993-04-22 Bosch Gmbh Robert Differenzdrucksensor
JPH0666658A (ja) * 1992-08-15 1994-03-11 Stec Kk 静電容量型圧力センサ
US5332469A (en) 1992-11-12 1994-07-26 Ford Motor Company Capacitive surface micromachined differential pressure sensor
US5437189A (en) * 1994-05-03 1995-08-01 Motorola, Inc. Dual absolute pressure sensor and method thereof
US5770883A (en) * 1995-09-19 1998-06-23 Nippondenso Co., Ltd. Semiconductor sensor with a built-in amplification circuit
DE19743749A1 (de) * 1996-10-03 1998-04-09 Hitachi Ltd Halbleiterdrucksensor
DE19825464A1 (de) * 1998-06-08 1999-12-09 Bosch Gmbh Robert Vorrichtung zur Druckmessung
FR2786564B1 (fr) * 1998-11-27 2001-04-13 Commissariat Energie Atomique Capteur de pression a membrane comportant du carbure de silicium et procede de fabrication
US6272928B1 (en) * 2000-01-24 2001-08-14 Kulite Semiconductor Products Hermetically sealed absolute and differential pressure transducer
DE10032579B4 (de) 2000-07-05 2020-07-02 Robert Bosch Gmbh Verfahren zur Herstellung eines Halbleiterbauelements sowie ein nach dem Verfahren hergestelltes Halbleiterbauelement
DE10138759A1 (de) 2001-08-07 2003-03-06 Bosch Gmbh Robert Verfahren zur Herstellung eines Halbleiterbauelements sowie Halbleiterbauelement, insbesondere Membransensor
US6945115B1 (en) * 2004-03-04 2005-09-20 General Mems Corporation Micromachined capacitive RF pressure sensor

Also Published As

Publication number Publication date
JP2005315890A (ja) 2005-11-10
US20050241400A1 (en) 2005-11-03
FR2869600A1 (fr) 2005-11-04
US7270011B2 (en) 2007-09-18
FR2869600B1 (fr) 2006-10-20
DE102004021041A1 (de) 2005-11-24

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