ATE403135T1 - Kapazitiver messwertgeber - Google Patents

Kapazitiver messwertgeber

Info

Publication number
ATE403135T1
ATE403135T1 AT01997678T AT01997678T ATE403135T1 AT E403135 T1 ATE403135 T1 AT E403135T1 AT 01997678 T AT01997678 T AT 01997678T AT 01997678 T AT01997678 T AT 01997678T AT E403135 T1 ATE403135 T1 AT E403135T1
Authority
AT
Austria
Prior art keywords
measuring probe
capacitive measurement
measurement transducer
integrating
correcting
Prior art date
Application number
AT01997678T
Other languages
English (en)
Inventor
Pascal Jordana
Claude Launay
Reste Daniel Le
William Panciroli
Silva Joaquim Da
Philippe Parbaud
Original Assignee
Hitachi Comp Products Europ S
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 FR0015127A external-priority patent/FR2817036B1/fr
Priority claimed from FR0015123A external-priority patent/FR2817035B1/fr
Priority claimed from FR0015120A external-priority patent/FR2817033B1/fr
Priority claimed from FR0015121A external-priority patent/FR2817034B1/fr
Priority claimed from FR0015119A external-priority patent/FR2817032B1/fr
Application filed by Hitachi Comp Products Europ S filed Critical Hitachi Comp Products Europ S
Application granted granted Critical
Publication of ATE403135T1 publication Critical patent/ATE403135T1/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/12—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means
    • G01D5/14—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
    • G01D5/24—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance
    • G01D5/2405—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying capacitance by varying dielectric

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measuring Fluid Pressure (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Amplifiers (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
AT01997678T 2000-11-23 2001-11-20 Kapazitiver messwertgeber ATE403135T1 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
FR0015127A FR2817036B1 (fr) 2000-11-23 2000-11-23 Dispositif de mesure exploitant une mesure indirecte de permettivite a grande dynamique
FR0015123A FR2817035B1 (fr) 2000-11-23 2000-11-23 Dispositif de mesure exploitant une mesure indirecte de permittivite a sondes mulitiples
FR0015120A FR2817033B1 (fr) 2000-11-23 2000-11-23 Disposistif de mesure exploitant une mesure indirecte de permettivite comprenant des moyens de compensation en derive
FR0015121A FR2817034B1 (fr) 2000-11-23 2000-11-23 Dispositif de mesure exploitant une mesure indirecte de permettivite a reponse rapide
FR0015119A FR2817032B1 (fr) 2000-11-23 2000-11-23 Perfectionnements aux dispositifs de mesure exploitant une mesure indirecte de permittivite

Publications (1)

Publication Number Publication Date
ATE403135T1 true ATE403135T1 (de) 2008-08-15

Family

ID=27515321

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01997678T ATE403135T1 (de) 2000-11-23 2001-11-20 Kapazitiver messwertgeber

Country Status (8)

Country Link
US (1) US20040124857A1 (de)
EP (1) EP1336082B1 (de)
JP (1) JP4294315B2 (de)
AT (1) ATE403135T1 (de)
AU (1) AU2002220801A1 (de)
CA (1) CA2430252A1 (de)
DE (1) DE60135142D1 (de)
WO (1) WO2002042721A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7880481B2 (en) * 2007-12-19 2011-02-01 Infineon Technologies Ag Capacitive sensor and measurement system
DE102012004913B4 (de) * 2012-03-09 2014-04-10 Paragon Ag Vorrichtung zur Bestimmung eines zu einem Verhältnis von Induktivitäten bzw. Kapazitäten zweier induktiver bzw. kapazitiver Bauteile proportionalen Messwerts und entsprechendes Verfahren
EP3141159B1 (de) 2015-09-09 2018-04-25 Hl Display Ab Zuführvorrichtung
EP3488738A1 (de) 2017-11-28 2019-05-29 Hl Display Ab Ausgabevorrichtung mit füllstandsanzeige

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5720608A (en) * 1980-07-15 1982-02-03 Nippon Seiko Kk Displacement measuring device
US5343766A (en) * 1992-02-25 1994-09-06 C & J Industries, Inc. Switched capacitor transducer
US5914610A (en) * 1994-02-03 1999-06-22 Massachusetts Institute Of Technology Apparatus and method for characterizing movement of a mass within a defined space
JP3265942B2 (ja) * 1995-09-01 2002-03-18 株式会社村田製作所 微少容量検出回路
AU5126599A (en) * 1998-07-24 2000-02-14 Life Measurement Instruments, Inc. Variable dielectric position transducer and method
FR2785046B1 (fr) * 1998-10-23 2001-01-26 Claude Launay Dispositif de mesure reposant sur la mesure indirecte de la permittivite
JP2000249773A (ja) * 1999-03-01 2000-09-14 Nitta Ind Corp 着座センサ
US6472885B1 (en) * 2000-10-16 2002-10-29 Christopher Charles Green Method and apparatus for measuring and characterizing the frequency dependent electrical properties of dielectric materials

Also Published As

Publication number Publication date
EP1336082A1 (de) 2003-08-20
AU2002220801A1 (en) 2002-06-03
WO2002042721A1 (fr) 2002-05-30
JP4294315B2 (ja) 2009-07-08
JP2004514883A (ja) 2004-05-20
DE60135142D1 (de) 2008-09-11
US20040124857A1 (en) 2004-07-01
EP1336082B1 (de) 2008-07-30
CA2430252A1 (fr) 2002-05-30

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Legal Events

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