CN1099590C - 湿度传感器 - Google Patents

湿度传感器 Download PDF

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Publication number
CN1099590C
CN1099590C CN95191843A CN95191843A CN1099590C CN 1099590 C CN1099590 C CN 1099590C CN 95191843 A CN95191843 A CN 95191843A CN 95191843 A CN95191843 A CN 95191843A CN 1099590 C CN1099590 C CN 1099590C
Authority
CN
China
Prior art keywords
temperature
thermistor
humidity sensor
humidity
mentioned
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
Application number
CN95191843A
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English (en)
Chinese (zh)
Other versions
CN1142263A (zh
Inventor
木村光照
武田光之
佐藤宏行
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.)
Tokin Corp
Original Assignee
NEC Tokin Corp
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
Priority claimed from JP33897494A external-priority patent/JPH08184575A/ja
Priority claimed from JP33897594A external-priority patent/JP3343801B2/ja
Application filed by NEC Tokin Corp filed Critical NEC Tokin Corp
Publication of CN1142263A publication Critical patent/CN1142263A/zh
Application granted granted Critical
Publication of CN1099590C publication Critical patent/CN1099590C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • 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
    • G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
    • G01N27/18—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by changes in the thermal conductivity of a surrounding material to be tested

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analyzing Materials Using Thermal Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
CN95191843A 1994-12-29 1995-12-27 湿度传感器 Expired - Fee Related CN1099590C (zh)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP338974/94 1994-12-29
JP338974/1994 1994-12-29
JP338975/94 1994-12-29
JP33897494A JPH08184575A (ja) 1994-12-29 1994-12-29 湿度センサ
JP33897594A JP3343801B2 (ja) 1994-12-29 1994-12-29 湿度センサ
JP338975/1994 1994-12-29

Publications (2)

Publication Number Publication Date
CN1142263A CN1142263A (zh) 1997-02-05
CN1099590C true CN1099590C (zh) 2003-01-22

Family

ID=26576277

Family Applications (1)

Application Number Title Priority Date Filing Date
CN95191843A Expired - Fee Related CN1099590C (zh) 1994-12-29 1995-12-27 湿度传感器

Country Status (7)

Country Link
US (1) US5837884A (enExample)
EP (1) EP0749013B1 (enExample)
KR (1) KR100230079B1 (enExample)
CN (1) CN1099590C (enExample)
CA (1) CA2184055C (enExample)
DE (1) DE69516274T2 (enExample)
WO (1) WO1996021146A1 (enExample)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6295863B1 (en) * 2000-07-26 2001-10-02 Ford Global Technologies, Inc. Method and apparatus for determining seal failure in a ball joint
WO2002042689A1 (en) * 2000-11-21 2002-05-30 Lg Electronics Inc. Bolometric humidity sensor and cooker using the same and method for controlling the cooker
US6700389B2 (en) * 2001-08-17 2004-03-02 Delphi Technologies, Inc. Temperature compensation of an inductive sensor
JP4538175B2 (ja) * 2001-09-07 2010-09-08 本田技研工業株式会社 排気ガス浄化装置の状態判定装置
JP3855950B2 (ja) * 2003-03-19 2006-12-13 株式会社デンソー 容量式湿度センサ
US6960744B2 (en) * 2003-08-04 2005-11-01 International Business Machines Corporation Electrically tunable on-chip resistor
WO2006042546A1 (en) * 2004-10-18 2006-04-27 Senmatic A/S A humidity sensor and a method for manufacturing the same
JP4976469B2 (ja) * 2009-08-28 2012-07-18 日立オートモティブシステムズ株式会社 熱式湿度センサ
JP5055349B2 (ja) * 2009-12-28 2012-10-24 日立オートモティブシステムズ株式会社 熱式ガスセンサ
JP6012515B2 (ja) 2013-03-15 2016-10-25 日立オートモティブシステムズ株式会社 ガスセンサ
US9164477B2 (en) 2013-12-02 2015-10-20 Xerox Corporation Current leakage correction in humid environments
JP2015227822A (ja) * 2014-06-02 2015-12-17 Tdk株式会社 熱伝導式ガスセンサ
JP6160667B2 (ja) * 2015-03-12 2017-07-12 Tdk株式会社 熱伝導式ガスセンサ
EP3093659B1 (en) * 2015-05-11 2017-06-14 Siemens Aktiengesellschaft Thermal conductivity detector and method for operating the same
WO2018047385A1 (ja) * 2016-09-08 2018-03-15 株式会社村田製作所 風速測定装置および風量測定装置
DE102016117088A1 (de) 2016-09-12 2018-03-15 Innovative Sensor Technology Ist Ag Vorrichtung zur kapazitiven Bestimmung des Feuchtegehalts und Verfahren zum Betreiben der Vorrichtung
GB201709639D0 (en) 2017-06-16 2017-08-02 Univ Oxford Innovation Ltd Sensing apparatus and sensing method
JP7070175B2 (ja) * 2017-09-26 2022-05-18 Tdk株式会社 ガスセンサ
CN108896612A (zh) * 2018-09-13 2018-11-27 中国科学院微电子研究所 微型湿度传感器
US11397047B2 (en) * 2019-04-10 2022-07-26 Minebea Mitsumi Inc. Moisture detector, moisture detection method, electronic device, and log output system
CN111007112B (zh) * 2019-10-24 2020-10-16 上海交通大学 一种基于电导率法的在线测量蒸汽湿度的系统及方法
CN112378961B (zh) * 2020-11-24 2024-07-02 五邑大学 一种仿生柔性湿度传感器及电子皮肤湿度监测装置
KR102755175B1 (ko) * 2022-10-25 2025-01-21 한국쎄미텍 주식회사 서미스터를 이용한 이산화탄소 감지 센서 구조

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4419021A (en) * 1980-02-04 1983-12-06 Matsushita Electric Industrial Co., Ltd. Multi-functional sensing or measuring system
US4532797A (en) * 1981-11-30 1985-08-06 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Instrumentation for sensing moisture content of material using a transient thermal pulse
CA1253592A (en) * 1985-02-15 1989-05-02 Tatsuya Tsuda Heating apparatus with humidity sensor
EP0232817B1 (en) * 1986-02-04 1995-03-08 Sharp Kabushiki Kaisha Humidity detecting circuit
DE3622307A1 (de) * 1986-07-03 1988-01-14 Draegerwerk Ag Messeinrichtung zum nachweis des anteils von brennbaren gasen in luftgemischen
US4735082A (en) * 1986-07-14 1988-04-05 Hewlett-Packard Company Pulse modulated thermal conductivity detector
US4911357A (en) * 1988-04-11 1990-03-27 Shibaura Electronics Company, Ltd. Humidity controller utilizing absolute humidity
EP0376721B1 (en) * 1988-12-29 1998-07-15 Sharp Kabushiki Kaisha Moisture-sensitive device
US4918974A (en) * 1989-02-06 1990-04-24 Alcan International Limited Method and apparatus for the measurement of the thermal conductivity of gases
US5081869A (en) * 1989-02-06 1992-01-21 Alcan International Limited Method and apparatus for the measurement of the thermal conductivity of gases
AU657016B2 (en) * 1991-12-16 1995-02-23 Sharp Kabushiki Kaisha A circuit for humidity detection
JP3106324B2 (ja) * 1992-02-12 2000-11-06 株式会社トーキン 熱伝導式絶対湿度センサ
JP2865939B2 (ja) * 1992-04-10 1999-03-08 シャープ株式会社 センサー素子
JPH06242048A (ja) * 1993-02-19 1994-09-02 Tokin Corp 熱伝導式絶対湿度センサ
US5551283A (en) * 1993-08-10 1996-09-03 Ricoh Seiki Company, Ltd. Atmosphere measuring device and flow sensor
JP2889909B2 (ja) * 1993-08-10 1999-05-10 リコーエレメックス株式会社 雰囲気計

Also Published As

Publication number Publication date
WO1996021146A1 (en) 1996-07-11
DE69516274D1 (de) 2000-05-18
CA2184055C (en) 2001-12-18
EP0749013B1 (en) 2000-04-12
US5837884A (en) 1998-11-17
KR970701347A (ko) 1997-03-17
EP0749013A1 (en) 1996-12-18
CN1142263A (zh) 1997-02-05
EP0749013A4 (enExample) 1997-01-29
KR100230079B1 (ko) 1999-12-01
CA2184055A1 (en) 1996-07-11
DE69516274T2 (de) 2000-08-31

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