DE69504054T2 - Widerstandsgassensor - Google Patents
WiderstandsgassensorInfo
- Publication number
- DE69504054T2 DE69504054T2 DE69504054T DE69504054T DE69504054T2 DE 69504054 T2 DE69504054 T2 DE 69504054T2 DE 69504054 T DE69504054 T DE 69504054T DE 69504054 T DE69504054 T DE 69504054T DE 69504054 T2 DE69504054 T2 DE 69504054T2
- Authority
- DE
- Germany
- Prior art keywords
- gas sensor
- resistance gas
- resistance
- sensor
- gas
- 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
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
- G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
- G01N27/12—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a solid body in dependence upon absorption of a fluid; of a solid body in dependence upon reaction with a fluid, for detecting components in the fluid
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9408542A GB9408542D0 (en) | 1994-04-29 | 1994-04-29 | Gas sensing resistors |
PCT/GB1995/000986 WO1995030143A1 (en) | 1994-04-29 | 1995-05-01 | Resistive gas sensing |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69504054D1 DE69504054D1 (de) | 1998-09-17 |
DE69504054T2 true DE69504054T2 (de) | 1999-05-06 |
Family
ID=10754340
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69504054T Expired - Fee Related DE69504054T2 (de) | 1994-04-29 | 1995-05-01 | Widerstandsgassensor |
Country Status (7)
Country | Link |
---|---|
US (1) | US5814281A (de) |
EP (1) | EP0757791B1 (de) |
JP (1) | JPH09512632A (de) |
CA (1) | CA2188771A1 (de) |
DE (1) | DE69504054T2 (de) |
GB (1) | GB9408542D0 (de) |
WO (1) | WO1995030143A1 (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5965802A (en) * | 1996-11-07 | 1999-10-12 | Honda Giken Kogyo Kabushiki Kaisha | NOx sensor for exhaust gas, and process for producing the same |
JP3553316B2 (ja) * | 1997-05-20 | 2004-08-11 | 日本碍子株式会社 | ガスセンサ |
DE19811069C2 (de) * | 1998-03-13 | 2000-03-09 | Siemens Ag | Meßschaltung zur Ermittlung der Konzentration eines oder mehrerer Gase in einem Gasgemisch |
DE19832098C2 (de) * | 1998-07-16 | 2001-12-13 | Bosch Gmbh Robert | Sauerstoffühler |
US7531136B2 (en) | 2001-11-26 | 2009-05-12 | Sony Deutschland Gmbh | Chemical sensor |
US20060083791A1 (en) * | 2002-05-24 | 2006-04-20 | Moerck Rudi E | Rare earth metal compounds methods of making, and methods of using the same |
US7287412B2 (en) * | 2003-06-03 | 2007-10-30 | Nano-Proprietary, Inc. | Method and apparatus for sensing hydrogen gas |
EP2343545A3 (de) * | 2005-07-20 | 2012-09-05 | Smiths Group plc | Nachweissysteme |
US7243538B1 (en) * | 2005-12-22 | 2007-07-17 | Honeywell International Inc. | Gas flow sensor system and method of self-calibration |
US7694547B2 (en) * | 2007-03-01 | 2010-04-13 | The Ohio State University Research Foundation | Robust high temperature composite and CO sensor made from such composite |
US8646311B1 (en) | 2007-11-09 | 2014-02-11 | Atmospheric Sensors Ltd. | Sensors for hydrogen, ammonia |
US9048065B2 (en) | 2009-09-24 | 2015-06-02 | Protochips, Inc. | Methods of using temperature control devices in electron microscopy |
US8852513B1 (en) | 2011-09-30 | 2014-10-07 | Silicon Laboratories Inc. | Systems and methods for packaging integrated circuit gas sensor systems |
US8691609B1 (en) | 2011-09-30 | 2014-04-08 | Silicon Laboratories Inc. | Gas sensor materials and methods for preparation thereof |
US8669131B1 (en) | 2011-09-30 | 2014-03-11 | Silicon Laboratories Inc. | Methods and materials for forming gas sensor structures |
JP5897306B2 (ja) * | 2011-11-14 | 2016-03-30 | フィガロ技研株式会社 | 金属酸化物半導体ガスセンサ及びその製造方法 |
US9377426B2 (en) * | 2012-11-16 | 2016-06-28 | The Regents Of The University Of California | Selective nanoscale asymmetric gas sensors |
JP6257106B2 (ja) * | 2016-02-29 | 2018-01-10 | フィガロ技研株式会社 | 金属酸化物半導体ガスセンサ |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1586117A (en) * | 1977-06-22 | 1981-03-18 | Rosemount Eng Co Ltd | Solid state sensor element |
US4147515A (en) * | 1977-12-22 | 1979-04-03 | The United States Of America As Represented By The Secretary Of The Navy | Electro-chemical sensors for gas detection in electron tubes |
JPS5558447A (en) * | 1978-10-25 | 1980-05-01 | Nippon Soken Inc | Gas constituent detector |
US4286378A (en) * | 1979-03-09 | 1981-09-01 | General Motors Corporation | Process for producing a body of sintered TiO2 for resistive gas sensor |
US4571543A (en) * | 1983-03-28 | 1986-02-18 | Southwest Medical Products, Inc. | Specific material detection and measuring device |
US4549427A (en) * | 1983-09-19 | 1985-10-29 | The United States Of America As Represented By The Secretary Of The Air Force | Electronic nerve agent detector |
JPS6163575A (ja) * | 1984-09-03 | 1986-04-01 | 日本特殊陶業株式会社 | 耐落下衝撃性の高い、セラミツク基板 |
GB8606045D0 (en) * | 1986-03-12 | 1986-04-16 | Emi Plc Thorn | Gas sensitive device |
US4935289A (en) * | 1986-09-18 | 1990-06-19 | Kabushiki Kaisha Toshiba | Gas sensor and method for production thereof |
JPH01109250A (ja) * | 1987-10-22 | 1989-04-26 | Toshiba Corp | ガスセンサ |
US4851303A (en) * | 1986-11-26 | 1989-07-25 | Sri-International | Solid compositions for fuel cells, sensors and catalysts |
IT1228121B (it) * | 1988-12-23 | 1991-05-28 | Eniricerche Spa | Sensore a stato solido per determinare la concentrazione di idrogeno e/o nox e relativo procedimento di preparazione |
DE59004506D1 (de) * | 1989-11-04 | 1994-03-17 | Dornier Gmbh | Selektiver Gassensor. |
GB9006176D0 (en) * | 1990-03-19 | 1990-05-16 | Morganite Electronic Instr | Gas sensors |
JP2702279B2 (ja) * | 1990-11-30 | 1998-01-21 | 新コスモス電機株式会社 | ガス検知素子 |
JP2876793B2 (ja) * | 1991-02-04 | 1999-03-31 | トヨタ自動車株式会社 | 半導体型炭化水素センサ |
EP0806657A3 (de) * | 1991-04-05 | 2001-12-12 | BG plc | Zinnoxidgassensoren |
GB9226453D0 (en) * | 1992-12-18 | 1993-02-10 | Johnson Matthey Plc | Metal oxide catalyst |
DE4334672C2 (de) * | 1993-10-12 | 1996-01-11 | Bosch Gmbh Robert | Sensor zum Nachweis von Stickoxid |
US5394735A (en) * | 1993-12-20 | 1995-03-07 | National Science Council | Gas sensor |
US5521099A (en) * | 1994-09-23 | 1996-05-28 | Arizona Board Of Regents | Method and apparatus for sensing combustible gases employing and oxygen-activated sensing element |
-
1994
- 1994-04-29 GB GB9408542A patent/GB9408542D0/en active Pending
-
1995
- 1995-05-01 DE DE69504054T patent/DE69504054T2/de not_active Expired - Fee Related
- 1995-05-01 EP EP95916799A patent/EP0757791B1/de not_active Expired - Lifetime
- 1995-05-01 CA CA002188771A patent/CA2188771A1/en not_active Abandoned
- 1995-05-01 WO PCT/GB1995/000986 patent/WO1995030143A1/en active IP Right Grant
- 1995-05-01 US US08/732,271 patent/US5814281A/en not_active Expired - Lifetime
- 1995-05-01 JP JP7528074A patent/JPH09512632A/ja not_active Ceased
Also Published As
Publication number | Publication date |
---|---|
EP0757791A1 (de) | 1997-02-12 |
CA2188771A1 (en) | 1995-09-11 |
GB9408542D0 (en) | 1994-06-22 |
JPH09512632A (ja) | 1997-12-16 |
EP0757791B1 (de) | 1998-08-12 |
DE69504054D1 (de) | 1998-09-17 |
WO1995030143A1 (en) | 1995-11-09 |
US5814281A (en) | 1998-09-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |