FI913165A0 - Kapasitiivinen kosteusanturi - Google Patents

Kapasitiivinen kosteusanturi

Info

Publication number
FI913165A0
FI913165A0 FI913165A FI913165A FI913165A0 FI 913165 A0 FI913165 A0 FI 913165A0 FI 913165 A FI913165 A FI 913165A FI 913165 A FI913165 A FI 913165A FI 913165 A0 FI913165 A0 FI 913165A0
Authority
FI
Finland
Prior art keywords
conducting
pct
layer
sec
moisture
Prior art date
Application number
FI913165A
Other languages
English (en)
Swedish (sv)
Other versions
FI94084B (fi
FI94084C (fi
Inventor
Pieter Paulus Jozef Schmitz
Original Assignee
Flucon Bv
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 Flucon Bv filed Critical Flucon Bv
Publication of FI913165A0 publication Critical patent/FI913165A0/fi
Publication of FI94084B publication Critical patent/FI94084B/fi
Application granted granted Critical
Publication of FI94084C publication Critical patent/FI94084C/fi

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
    • G01N27/22—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance
    • G01N27/223—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity
    • G01N27/225—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating capacitance for determining moisture content, e.g. humidity by using hygroscopic materials

Landscapes

  • 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)
  • Apparatus Associated With Microorganisms And Enzymes (AREA)
FI913165A 1988-12-30 1991-06-28 Kapasitiivinen kosteusanturi FI94084C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8803223A NL8803223A (nl) 1988-12-30 1988-12-30 Capacitieve vochtsensor.
PCT/NL1989/000100 WO1990007708A2 (en) 1988-12-30 1989-12-28 Capacitive humidity sensor

Publications (3)

Publication Number Publication Date
FI913165A0 true FI913165A0 (fi) 1991-06-28
FI94084B FI94084B (fi) 1995-03-31
FI94084C FI94084C (fi) 1995-07-10

Family

ID=19853464

Family Applications (1)

Application Number Title Priority Date Filing Date
FI913165A FI94084C (fi) 1988-12-30 1991-06-28 Kapasitiivinen kosteusanturi

Country Status (12)

Country Link
US (1) US5283711A (fi)
EP (1) EP0451183B1 (fi)
JP (1) JP2846948B2 (fi)
AT (1) ATE102708T1 (fi)
CA (1) CA2006948A1 (fi)
DE (1) DE68913764T2 (fi)
DK (1) DK125891D0 (fi)
ES (1) ES2050428T3 (fi)
FI (1) FI94084C (fi)
NL (1) NL8803223A (fi)
NO (1) NO303092B1 (fi)
WO (1) WO1990007708A2 (fi)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI84862C (fi) * 1989-08-11 1992-01-27 Vaisala Oy Kapacitiv fuktighetsgivarkonstruktion och foerfarande foer framstaellning daerav.
US5402075A (en) * 1992-09-29 1995-03-28 Prospects Corporation Capacitive moisture sensor
JP2807392B2 (ja) * 1993-04-26 1998-10-08 株式会社ミツトヨ ノギス
US5824889A (en) * 1997-03-06 1998-10-20 Kavlico Corporation Capacitive oil deterioration and contamination sensor
US5929754A (en) * 1997-12-03 1999-07-27 Kavlico Corporation High-sensitivity capacitive oil deterioration and level sensor
US6323659B1 (en) 1998-04-29 2001-11-27 General Electric Company Material for improved sensitivity of stray field electrodes
US6114863A (en) * 1998-04-29 2000-09-05 General Electric Company Method for determining the presence of water in materials
SG115469A1 (en) * 2002-04-26 2005-10-28 Sony Corp Moisture detection methods and devices
US6724612B2 (en) 2002-07-09 2004-04-20 Honeywell International Inc. Relative humidity sensor with integrated signal conditioning
DE10318956A1 (de) * 2003-04-26 2004-11-11 Kanesho Soil Treatment Bvba Verfahren und Vorrichtung zum Nachweis von flüchtigen Analyten in Luftproben
NO327090B1 (no) * 2007-06-28 2009-04-20 Asle Ingmar Johnsen Detektorsystem
WO2009109215A1 (en) * 2008-03-03 2009-09-11 Geisert Square Gmbh Intervertebral disc analysis system and method
JP5850920B2 (ja) 2010-05-10 2016-02-03 ピュア・イマジネーション・エルエルシー 片側薄層容量性タッチセンサ
CA2802549A1 (en) * 2010-06-17 2011-12-22 Pure Imagination Llc Musical instrument with one sided thin film capacitive touch sensors
US9092096B2 (en) 2010-07-26 2015-07-28 Pure Imagination, LLC Low-cost mass-produced touch sensors
US8378203B2 (en) 2010-07-27 2013-02-19 Pure Imagination, LLC Simulated percussion instrument
US11519875B2 (en) * 2017-02-21 2022-12-06 Invisense Ab Sensor device, measuring system and measuring method for detecting presence of liquid and/or humidity
RU190945U1 (ru) * 2018-11-29 2019-07-16 Общество с ограниченной ответственностью "Газпром трансгаз Ухта" Сорбционно-емкостной чувствительный элемент влажности газа
US11385083B2 (en) * 2018-12-07 2022-07-12 Mohammad Kabany Method for measuring and/or processing measured pressure and/or humidity values
CN109916971B (zh) * 2019-04-25 2022-05-17 云南中烟工业有限责任公司 一种基于电容的新鲜烟叶水分的快速无损检测方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2545354A1 (de) * 1975-10-09 1977-04-21 Linde Ag Vorrichtung zum nachweis von fluessigen bestandteilen in gasen
FR2486656A1 (fr) * 1980-07-09 1982-01-15 Commissariat Energie Atomique Hygrometre capacitif
DE3203990A1 (de) * 1982-02-05 1983-08-18 Siemens AG, 1000 Berlin und 8000 München Verfahren zum einstellen der kapazitaet von feuchtesensoren
FR2526949B1 (fr) * 1982-05-11 1989-05-12 Ministere Transports Direct Me Procede de fabrication d'un capteur de temperature ou d'humidite du type a couches minces et capteurs obtenus
FR2554593B1 (fr) * 1983-11-08 1986-09-19 Comp Generale Electricite Tete de dosage electrochimique a electrodes serigraphiees
SU1223117A1 (ru) * 1984-04-28 1986-04-07 Ленинградский Ордена Октябрьской Революции И Ордена Трудового Красного Знамени Технологический Институт Им.Ленсовета Преобразователь влажности газов
JPS60239657A (ja) * 1984-05-15 1985-11-28 Sharp Corp 感湿素子及びその製造方法
US4564882A (en) * 1984-08-16 1986-01-14 General Signal Corporation Humidity sensing element

Also Published As

Publication number Publication date
DE68913764T2 (de) 1994-06-23
WO1990007708A3 (en) 1990-09-07
EP0451183B1 (en) 1994-03-09
CA2006948A1 (en) 1990-06-30
NO912492L (no) 1991-06-25
ES2050428T3 (es) 1994-05-16
DK125891A (da) 1991-06-26
NO303092B1 (no) 1998-05-25
EP0451183A1 (en) 1991-10-16
DK125891D0 (da) 1991-06-26
DE68913764D1 (de) 1994-04-14
ATE102708T1 (de) 1994-03-15
US5283711A (en) 1994-02-01
JPH04502965A (ja) 1992-05-28
FI94084B (fi) 1995-03-31
WO1990007708A2 (en) 1990-07-12
JP2846948B2 (ja) 1999-01-13
FI94084C (fi) 1995-07-10
NO912492D0 (no) 1991-06-25
NL8803223A (nl) 1990-07-16

Similar Documents

Publication Publication Date Title
FI94084C (fi) Kapasitiivinen kosteusanturi
ATE150611T1 (de) Kondensatorlaminat für halbleiterkarte
IT8819851A0 (it) Condensatore di disaccoppiamento per supporto di piastrina senza adduttori montata in superficie e contenitore a schiera a griglia di piedini.
SE9401268D0 (sv) Stabiliserad tryckgivare
BR8907268A (pt) Processo de efetuar uma conexao eletrica,placa de circuito impresso, processo de produzir uma almofada de contato,processo de produzir um capacitor,circuito impresso e processo de aplicar uma camada em um padrao desejado a um substrato
DE3575058D1 (de) Kapazitiver membranschalter.
PT1303828E (pt) Unidade sensora, especialmente para sensores de impressões digitais
FR2564593B1 (fr) Capteur capacitif et plaque de condensateur pour ce capteur
CA2190544A1 (en) Fingerprint Acquisition Sensor
WO2000013130A3 (de) Sensorfeld für einen kapazitiv messenden fingerprint-sensor und verfahren zur herstellung eines derartigen sensorfeldes
DE3873896D1 (de) Laminiermaterial fuer gedruckte schaltungsplatte mit niedriger dielektrizitaetskonstanten.
JPS645173A (en) Photoelectric converting device
DE69732149D1 (de) Fingerabdruckdigitalisierer mit verformbarem substrat
IT8619116A0 (it) Struttura di condensatore di disaccoppiamento, in particolareper l'impiego con un contenitore a schiera di piedini.
SE9801118D0 (sv) Electrical device
JPS6464285A (en) Printed board
FR2602334B1 (fr) Capteur de pression
BR8907274A (pt) Capacitor de multiplas camadas com alta constante dieletrica
SE9701666L (sv) Kapacitiv anordning vid ett kretskort
IT1266048B1 (it) Sensore di prossimita' di tipo capacitivo
ATE70910T1 (de) Kondensator fuer kapazitive messwertgeber.
RU93006042A (ru) Емкостной датчик давления
SE8201140L (sv) Kapacitivt tangentbord
BR6700023U (pt) Disposicao construtiva em estrator de placas de circuito impresso
JPS61102826U (fi)

Legal Events

Date Code Title Description
BB Publication of examined application
MM Patent lapsed