FR2882140B1 - Capteur de position a poles magnetiques compenses - Google Patents

Capteur de position a poles magnetiques compenses

Info

Publication number
FR2882140B1
FR2882140B1 FR0501380A FR0501380A FR2882140B1 FR 2882140 B1 FR2882140 B1 FR 2882140B1 FR 0501380 A FR0501380 A FR 0501380A FR 0501380 A FR0501380 A FR 0501380A FR 2882140 B1 FR2882140 B1 FR 2882140B1
Authority
FR
France
Prior art keywords
position sensor
magnetic poles
compensated magnetic
compensated
poles
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.)
Active
Application number
FR0501380A
Other languages
English (en)
Other versions
FR2882140A1 (fr
Inventor
Bertrand Legrand
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.)
EFI Automotive SA
Original Assignee
Electricfil Automotive SAS
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 Electricfil Automotive SAS filed Critical Electricfil Automotive SAS
Priority to FR0501380A priority Critical patent/FR2882140B1/fr
Priority to US11/349,336 priority patent/US7265685B2/en
Priority to BRPI0600345-1A priority patent/BRPI0600345A/pt
Priority to KR1020060013088A priority patent/KR20060090933A/ko
Priority to JP2006033997A priority patent/JP2006227007A/ja
Priority to DE102006006776A priority patent/DE102006006776A1/de
Publication of FR2882140A1 publication Critical patent/FR2882140A1/fr
Application granted granted Critical
Publication of FR2882140B1 publication Critical patent/FR2882140B1/fr
Active 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
    • 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
    • G01D5/244—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 characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/245—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 characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
    • G01D5/2451—Incremental encoders
    • 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
    • G01D5/244—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 characteristics of pulses or pulse trains; generating pulses or pulse trains
    • G01D5/245—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 characteristics of pulses or pulse trains; generating pulses or pulse trains using a variable number of pulses in a train
    • G01D5/2454—Encoders incorporating incremental and absolute signals
    • G01D5/2455—Encoders incorporating incremental and absolute signals with incremental and absolute tracks on the same encoder
    • G01D5/2457—Incremental encoders having reference marks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
FR0501380A 2005-02-11 2005-02-11 Capteur de position a poles magnetiques compenses Active FR2882140B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR0501380A FR2882140B1 (fr) 2005-02-11 2005-02-11 Capteur de position a poles magnetiques compenses
US11/349,336 US7265685B2 (en) 2005-02-11 2006-02-08 Position sensor with compensated magnetic poles
BRPI0600345-1A BRPI0600345A (pt) 2005-02-11 2006-02-08 codificador para sensor rotativo de posição e sensor rotativo de posição
KR1020060013088A KR20060090933A (ko) 2005-02-11 2006-02-10 보상된 자극을 갖는 위치 센서
JP2006033997A JP2006227007A (ja) 2005-02-11 2006-02-10 補正磁極を備えた位置センサ
DE102006006776A DE102006006776A1 (de) 2005-02-11 2006-02-11 Positionssensor mit kompensierten Magnetpolen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0501380A FR2882140B1 (fr) 2005-02-11 2005-02-11 Capteur de position a poles magnetiques compenses

Publications (2)

Publication Number Publication Date
FR2882140A1 FR2882140A1 (fr) 2006-08-18
FR2882140B1 true FR2882140B1 (fr) 2007-05-11

Family

ID=35149467

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0501380A Active FR2882140B1 (fr) 2005-02-11 2005-02-11 Capteur de position a poles magnetiques compenses

Country Status (6)

Country Link
US (1) US7265685B2 (fr)
JP (1) JP2006227007A (fr)
KR (1) KR20060090933A (fr)
BR (1) BRPI0600345A (fr)
DE (1) DE102006006776A1 (fr)
FR (1) FR2882140B1 (fr)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2880682B1 (fr) * 2005-01-12 2007-04-20 Electricfil Automotive Soc Par Capteur de position a rapport cyclique desequilibre
DE102009012794B3 (de) 2009-03-13 2010-11-11 Vacuumschmelze Gmbh & Co. Kg Hysteresearmer Sensor
DE102009016663A1 (de) * 2009-03-31 2010-10-07 Balluff Gmbh Positions-/Wegmesssystem
US20110101964A1 (en) * 2009-11-05 2011-05-05 Udo Ausserlechner Magnetic Encoder Element for Position Measurement
EP2385353A1 (fr) * 2010-05-04 2011-11-09 Wachendorff Automation GmbH & Co. KG Encodeur magnétique, notamment pour l'utilisation dans un système de mesure pour la mesure de la position absolue d'un corps pouvant être poussé ou tourné contre un corps de référence, et système de mesure
DE102012213717A1 (de) * 2011-08-22 2013-02-28 Schaeffler Technologies AG & Co. KG Inkrementalwegsensor
DE102013222073A1 (de) * 2013-10-30 2015-04-30 Dr. Johannes Heidenhain Gmbh Positionsmesseinrichtung
US10931175B2 (en) 2018-10-31 2021-02-23 Waymo Llc Magnet ring with jittered poles
FR3089288B1 (fr) 2018-11-29 2020-10-30 Safran Electronics & Defense Mesure d’une position relative d’elements mobiles
US20240223047A1 (en) * 2022-12-31 2024-07-04 Cooper-Standard Automotive Inc. Apparatus and method for magnetically sensing the position of a rotating device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2757943B1 (fr) * 1996-12-27 1999-03-26 Electricfil Codeur pour capteur de position et capteur en faisant application
FR2769088B1 (fr) * 1997-09-26 1999-12-03 Roulements Soc Nouvelle Capteur digital de position relative
DE19800774B4 (de) * 1998-01-12 2006-12-21 Siemens Ag Verfahren und magnetische Maßverkörperung zur Generierung eines Referenzsignals sowie Herstellungsverfahren für eine solche magnetische Maßverkörperung
JP4018313B2 (ja) * 2000-03-01 2007-12-05 Ｎｔｎ株式会社 磁気エンコーダの製造方法
DE10017542A1 (de) * 2000-04-08 2001-10-11 Bosch Gmbh Robert Vorrichtung zur Positions- und/oder Drehzahlerkennung eines rotierenden Teils

Also Published As

Publication number Publication date
JP2006227007A (ja) 2006-08-31
US7265685B2 (en) 2007-09-04
KR20060090933A (ko) 2006-08-17
BRPI0600345A (pt) 2006-10-03
FR2882140A1 (fr) 2006-08-18
DE102006006776A1 (de) 2006-08-17
US20060186879A1 (en) 2006-08-24

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