JPS55143435A - Semiconductor gas sensor with controlled heating - Google Patents

Semiconductor gas sensor with controlled heating

Info

Publication number
JPS55143435A
JPS55143435A JP2620280A JP2620280A JPS55143435A JP S55143435 A JPS55143435 A JP S55143435A JP 2620280 A JP2620280 A JP 2620280A JP 2620280 A JP2620280 A JP 2620280A JP S55143435 A JPS55143435 A JP S55143435A
Authority
JP
Japan
Prior art keywords
gas sensor
controlled heating
semiconductor gas
semiconductor
heating
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
Application number
JP2620280A
Other languages
English (en)
Japanese (ja)
Inventor
Fuoikuto Giyuntaa
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Draegerwerk AG and Co KGaA
Original Assignee
Draegerwerk AG and Co KGaA
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 Draegerwerk AG and Co KGaA filed Critical Draegerwerk AG and Co KGaA
Publication of JPS55143435A publication Critical patent/JPS55143435A/ja
Pending legal-status Critical Current

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
    • G01N27/122—Circuits particularly adapted therefor, e.g. linearising circuits
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/1906—Control of temperature characterised by the use of electric means using an analogue comparing device
    • G05D23/1913—Control of temperature characterised by the use of electric means using an analogue comparing device delivering a series of pulses
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/19—Control of temperature characterised by the use of electric means
    • G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
    • G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
JP2620280A 1979-03-07 1980-03-04 Semiconductor gas sensor with controlled heating Pending JPS55143435A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2908911 1979-03-07

Publications (1)

Publication Number Publication Date
JPS55143435A true JPS55143435A (en) 1980-11-08

Family

ID=6064729

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2620280A Pending JPS55143435A (en) 1979-03-07 1980-03-04 Semiconductor gas sensor with controlled heating

Country Status (5)

Country Link
JP (1) JPS55143435A (nl)
FR (1) FR2451029A1 (nl)
GB (1) GB2044491A (nl)
NL (1) NL7908932A (nl)
SE (1) SE7910424L (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4467182A (en) * 1981-09-16 1984-08-21 Nordson Corporation Control circuit
DE3431373A1 (de) * 1984-08-25 1986-03-06 Hölter, Heinz, Dipl.-Ing., 4390 Gladbeck Schadstoffsensor fuer kraftfahrzeuge, arbeitsschutzkabinen usw.
EP0231231B1 (de) * 1985-07-19 1990-09-19 Hölter, Heinz, Dipl.-Ing. Verfahren zur schadstoffindikation für die einer dem aufenthalt von personen dienenden kabine od.dgl. zugeführten luft
EP0354486A3 (de) * 1988-08-12 1990-08-01 E.T.R. Elektronik Technologie Rump Gmbh Vorrichtung zur Durchführung eines Verfahrens zum Zwecke der Identifizierung und Quantifizierung unbekannter gasförmiger Substanzen
US5886614A (en) * 1997-04-11 1999-03-23 General Motors Corporation Thin film hydrogen sensor
US20060199271A1 (en) * 2005-03-07 2006-09-07 Ming-Ren Lian Temperature feedback control for solid state gas sensors

Also Published As

Publication number Publication date
NL7908932A (nl) 1980-09-09
SE7910424L (sv) 1980-09-08
FR2451029A1 (fr) 1980-10-03
GB2044491A (en) 1980-10-15

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