FR2909170B1 - Capteur de position linaire ou rotatif a profil d'aimant variable preferentiellement de maniere quasi sinusoidal. - Google Patents

Capteur de position linaire ou rotatif a profil d'aimant variable preferentiellement de maniere quasi sinusoidal.

Info

Publication number
FR2909170B1
FR2909170B1 FR0655142A FR0655142A FR2909170B1 FR 2909170 B1 FR2909170 B1 FR 2909170B1 FR 0655142 A FR0655142 A FR 0655142A FR 0655142 A FR0655142 A FR 0655142A FR 2909170 B1 FR2909170 B1 FR 2909170B1
Authority
FR
France
Prior art keywords
sinusoidal
liner
well
position sensor
rotary position
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
FR0655142A
Other languages
English (en)
French (fr)
Other versions
FR2909170A1 (fr
Inventor
Didier Frachon
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.)
Moving Magnet Technologie SA
Original Assignee
Moving Magnet Technologie SA
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 Moving Magnet Technologie SA filed Critical Moving Magnet Technologie SA
Priority to FR0655142A priority Critical patent/FR2909170B1/fr
Priority to EP07870336.0A priority patent/EP2084496B1/fr
Priority to US12/516,107 priority patent/US8373410B2/en
Priority to PCT/FR2007/001937 priority patent/WO2008071875A2/fr
Priority to JP2009538741A priority patent/JP5079816B2/ja
Publication of FR2909170A1 publication Critical patent/FR2909170A1/fr
Application granted granted Critical
Publication of FR2909170B1 publication Critical patent/FR2909170B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01D5/142—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 using Hall-effect devices
    • G01D5/145—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 using Hall-effect devices influenced by the relative movement between the Hall device and magnetic fields
    • 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
    • G01D2205/00—Indexing scheme relating to details of means for transferring or converting the output of a sensing member
    • G01D2205/70—Position sensors comprising a moving target with particular shapes, e.g. of soft magnetic targets
    • G01D2205/77—Specific profiles

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
FR0655142A 2006-11-28 2006-11-28 Capteur de position linaire ou rotatif a profil d'aimant variable preferentiellement de maniere quasi sinusoidal. Expired - Fee Related FR2909170B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR0655142A FR2909170B1 (fr) 2006-11-28 2006-11-28 Capteur de position linaire ou rotatif a profil d'aimant variable preferentiellement de maniere quasi sinusoidal.
EP07870336.0A EP2084496B1 (fr) 2006-11-28 2007-11-26 Capteur de position lineaire ou rotatif a profil d'aimant variable
US12/516,107 US8373410B2 (en) 2006-11-28 2007-11-26 Rotary or linear position sensor having a variable magnet profile
PCT/FR2007/001937 WO2008071875A2 (fr) 2006-11-28 2007-11-26 Capteur de position lineaire ou rotatif a profil d'aimant variable
JP2009538741A JP5079816B2 (ja) 2006-11-28 2007-11-26 好ましくは擬似正弦的に変化する磁石外形を有する磁気式位置センサ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0655142A FR2909170B1 (fr) 2006-11-28 2006-11-28 Capteur de position linaire ou rotatif a profil d'aimant variable preferentiellement de maniere quasi sinusoidal.

Publications (2)

Publication Number Publication Date
FR2909170A1 FR2909170A1 (fr) 2008-05-30
FR2909170B1 true FR2909170B1 (fr) 2010-01-29

Family

ID=38333873

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0655142A Expired - Fee Related FR2909170B1 (fr) 2006-11-28 2006-11-28 Capteur de position linaire ou rotatif a profil d'aimant variable preferentiellement de maniere quasi sinusoidal.

Country Status (5)

Country Link
US (1) US8373410B2 (enExample)
EP (1) EP2084496B1 (enExample)
JP (1) JP5079816B2 (enExample)
FR (1) FR2909170B1 (enExample)
WO (1) WO2008071875A2 (enExample)

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FR2936307B1 (fr) 2008-09-24 2010-09-17 Moving Magnet Tech Mmt Capteur de position lineaire ou rotatifa aimant permanent pour la detection d'une cible ferromagnetique
FR2937722B1 (fr) 2008-10-24 2010-11-26 Moving Magnet Tech Mmt Capteur de position magnetique a mesure de direction de champ et a collecteur de flux
US8063367B2 (en) * 2009-04-23 2011-11-22 Fluke Corporation Lens position sensor for infrared cameras
FR2947902B1 (fr) 2009-07-07 2011-07-22 Moving Magnet Technologies M M T Capteur de position absolue et multi-periodique
FR2952430B1 (fr) 2009-11-06 2012-04-27 Moving Magnet Technologies M M T Capteur de position magnetique bidirectionnel a rotation de champ
WO2011057769A1 (en) * 2009-11-10 2011-05-19 Daimler Ag Composite proton conducting electrolyte with improved additives for fuel cells
JP5440125B2 (ja) * 2009-11-25 2014-03-12 株式会社ニコン エンコーダ
DE102010053050A1 (de) * 2009-12-04 2011-06-22 Hirschmann Automotive Gmbh Hallbasiertes Drehwinkel-Messsystem insbesondere für Handgasdrehgriffe
FR2955655B1 (fr) * 2010-01-27 2012-04-20 Univ Franche Comte Dispositif pour la mesure de positionnement d'un micro-actionneur
EP2543975B1 (en) 2010-03-03 2017-05-17 JTEKT Corporation Angle of rotation detetction device
DE102010019077A1 (de) 2010-04-30 2011-11-03 Continental Automotive Gmbh Magnetisches Längenmesssystem, Längenmessverfahren sowie Herstellungsverfahren eines magnetischen Längenmesssystems
FR2964190B1 (fr) 2010-08-24 2013-02-08 Moving Magnet Tech Dispositif de detection magnetique de position absolue multitour
FR2965347B1 (fr) 2010-09-29 2015-04-03 Moving Magnet Tech Capteur de position ameliore
US8717010B2 (en) * 2011-08-19 2014-05-06 Infineon Technologies Ag Magnetic position sensors, systems and methods
DE102011115302A1 (de) * 2011-09-29 2013-04-04 Tyco Electronics Amp Gmbh Verfahren zum berührungslosen Messen einer relativen Position mittels eines Hallsensors
US9018942B2 (en) 2013-01-11 2015-04-28 Bourns, Inc. Position measurement using a variable flux collector
US10260904B2 (en) 2013-03-19 2019-04-16 Regents Of The University Of Minnesota Position sensing system
WO2016000218A1 (en) * 2014-07-02 2016-01-07 Texas Instruments Incorporated Number wheels read-out based on inductance value
GB201416870D0 (en) * 2014-09-24 2014-11-05 Rota Eng Ltd Magnetic Field Generator And Position Sensing Assembly
US9718525B1 (en) 2015-01-09 2017-08-01 Brp Us Inc. Steering position sensing system for a marine engine
DE102015109735A1 (de) 2015-06-18 2016-12-22 Hella Kgaa Hueck & Co. Sensor zur Drehwinkelbestimmung einer Welle
EP3144639A1 (en) * 2015-09-16 2017-03-22 Monolithic Power Systems, Inc. Magnetic angular sensing system with side-shaft mounted sensor and method thereof
US20190178683A1 (en) * 2016-05-17 2019-06-13 Kongsberg Inc. System, Method And Object For High Accuracy Magnetic Position Sensing
US10837802B2 (en) 2016-07-22 2020-11-17 Regents Of The University Of Minnesota Position sensing system with an electromagnet
US10914566B2 (en) 2016-07-22 2021-02-09 Regents Of The University Of Minnesota Position sensing system with an electromagnet
US11486776B2 (en) 2016-12-12 2022-11-01 Kongsberg Inc. Dual-band magnetoelastic torque sensor
FR3082615B1 (fr) 2018-06-15 2020-10-16 Electricfil Automotive Methode de determination d'une position angulaire relative entre deux pieces
FR3087256B1 (fr) 2018-10-15 2020-10-30 Electricfil Automotive Methode et systeme capteur de determination d'une position angulaire relative entre deux pieces, et procede de fabrication d'un corps magnetique
US10983019B2 (en) 2019-01-10 2021-04-20 Ka Group Ag Magnetoelastic type torque sensor with temperature dependent error compensation
EP4028739B1 (en) 2019-09-13 2024-10-30 BRP Megatech Industries Inc. Magnetoelastic torque sensor assembly for reducing magnetic error due to harmonics
US11175160B2 (en) * 2019-10-18 2021-11-16 Allegro Microsystems, Llc Magnetic field sensor and method with reduced distortion measurement in sideshaft applications
WO2021161066A1 (en) 2020-02-11 2021-08-19 Ka Group Ag Magnetoelastic torque sensor with local measurement of ambient magnetic field

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JPS54148578A (en) * 1978-04-18 1979-11-20 Nec Corp Rotating direction detector
US5757179A (en) * 1994-03-04 1998-05-26 Cts Corporation Position sensor with improved magnetic circuit
US5955881A (en) * 1994-10-18 1999-09-21 Cts Corporation Linkage position sensor having a magnet with two ramped sections for providing variable magnetic field
US6188216B1 (en) * 1998-05-18 2001-02-13 Cts Corporation Low profile non-contacting position sensor
US6433536B1 (en) * 1998-12-31 2002-08-13 Pacsci Motion Control, Inc. Apparatus for measuring the position of a movable member
US6396259B1 (en) * 1999-02-24 2002-05-28 Nartron Corporation Electronic throttle control position sensor
US6305234B1 (en) * 2000-01-27 2001-10-23 Edward L. Thies Absolute encoder
US6448763B1 (en) * 2001-01-10 2002-09-10 Siemens Corporation System for magnetization to produce linear change in field angle
US6653830B2 (en) * 2001-12-14 2003-11-25 Wabash Technologies, Inc. Magnetic position sensor having shaped pole pieces to provide a magnetic field having a varying magnetic flux density field strength
US20040017187A1 (en) * 2002-07-24 2004-01-29 Van Ostrand Kent E. Magnetoresistive linear position sensor
US7135857B2 (en) * 2003-12-12 2006-11-14 Honeywell International, Inc. Serially connected magnet and hall effect position sensor with air gaps between magnetic poles
US6992478B2 (en) * 2003-12-22 2006-01-31 Cts Corporation Combination hall effect position sensor and switch
US7088095B1 (en) * 2004-02-04 2006-08-08 Honeywell International Inc. Balanced magnetic linear displacement sensor
DE102004020734A1 (de) * 2004-04-27 2005-11-24 Windhorst Beteiligungsgesellschaft Mbh Winkelmeßsystem auf Magnetbasis mit hoher Meßgenauigkeit und Verfahren zur Bestimmung der Offset-Korrekturen bei einem solchen Winkelmeßsystem
JP2005351849A (ja) * 2004-06-14 2005-12-22 Denso Corp 回転角度検出装置および回転角度検出方法

Also Published As

Publication number Publication date
JP2010511166A (ja) 2010-04-08
FR2909170A1 (fr) 2008-05-30
JP5079816B2 (ja) 2012-11-21
WO2008071875A3 (fr) 2008-07-31
US8373410B2 (en) 2013-02-12
EP2084496B1 (fr) 2018-01-03
WO2008071875A2 (fr) 2008-06-19
EP2084496A2 (fr) 2009-08-05
US20100045275A1 (en) 2010-02-25

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