FR2952175B1 - Element magnetique formant codeur a utiliser dans un systeme de mesure de position. - Google Patents

Element magnetique formant codeur a utiliser dans un systeme de mesure de position. Download PDF

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Publication number
FR2952175B1
FR2952175B1 FR1004265A FR1004265A FR2952175B1 FR 2952175 B1 FR2952175 B1 FR 2952175B1 FR 1004265 A FR1004265 A FR 1004265A FR 1004265 A FR1004265 A FR 1004265A FR 2952175 B1 FR2952175 B1 FR 2952175B1
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FR
France
Prior art keywords
magnetic
track
along
encoder
remanent magnetization
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
FR1004265A
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English (en)
French (fr)
Other versions
FR2952175A1 (fr
Inventor
Udo Ausserlechner
Tobias Werth
Peter Slama
Juergen Zimmer
Wolfgan Raberg
Stephan Schmitt
Martin Orasch
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Infineon Technologies AG
Original Assignee
Infineon Technologies AG
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 Infineon Technologies AG filed Critical Infineon Technologies AG
Publication of FR2952175A1 publication Critical patent/FR2952175A1/fr
Application granted granted Critical
Publication of FR2952175B1 publication Critical patent/FR2952175B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • G01D5/2454—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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • G01P3/48—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage
    • G01P3/481—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals
    • G01P3/487—Devices characterised by the use of electric or magnetic means for measuring angular speed by measuring frequency of generated current or voltage of pulse signals delivered by rotating magnets
    • 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
    • G01D2205/80—Manufacturing details of magnetic targets for magnetic encoders

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
FR1004265A 2009-11-05 2010-10-29 Element magnetique formant codeur a utiliser dans un systeme de mesure de position. Expired - Fee Related FR2952175B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/613376 2009-11-05
US12/613,376 US20110101964A1 (en) 2009-11-05 2009-11-05 Magnetic Encoder Element for Position Measurement

Publications (2)

Publication Number Publication Date
FR2952175A1 FR2952175A1 (fr) 2011-05-06
FR2952175B1 true FR2952175B1 (fr) 2019-06-07

Family

ID=42814211

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1004265A Expired - Fee Related FR2952175B1 (fr) 2009-11-05 2010-10-29 Element magnetique formant codeur a utiliser dans un systeme de mesure de position.

Country Status (6)

Country Link
US (1) US20110101964A1 (enExample)
JP (1) JP5552029B2 (enExample)
KR (1) KR101331717B1 (enExample)
CN (1) CN102052927B (enExample)
DE (2) DE202010008171U1 (enExample)
FR (1) FR2952175B1 (enExample)

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US8717010B2 (en) * 2011-08-19 2014-05-06 Infineon Technologies Ag Magnetic position sensors, systems and methods
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US9523576B2 (en) * 2012-09-17 2016-12-20 Xsens Holding B.V. System and method for magnetic field data compression
EP2846126B1 (de) * 2013-09-04 2015-09-16 Bogen Electronic GmbH Messvorrichtung und Verfahren zum Messen der Position von Körpern
US9176024B2 (en) 2013-10-23 2015-11-03 General Electric Company Systems and methods for monitoring rotary equipment
US9440827B2 (en) * 2014-03-20 2016-09-13 Jungheinrich Aktiengesellschaft Lift mast height sensor for an industrial truck
DE112014006914T5 (de) * 2014-08-29 2017-05-18 Aktiebolaget Skf Sensorlagereinheit, mechanisches System mit einer solchen Einheit und Verfahren zum Herstellen einer solchen Einheit
US9746346B2 (en) 2014-09-10 2017-08-29 Infineon Technologies Ag Linear position and rotary position magnetic sensors, systems, and methods
US9863788B2 (en) 2014-09-10 2018-01-09 Infineon Technologies Ag Linear position and rotary position magnetic sensors, systems, and methods
DE102014113374B4 (de) * 2014-09-17 2024-01-11 Infineon Technologies Ag Magnetpositionssensor und Erfassungsverfahren
DE202014105652U1 (de) * 2014-11-24 2015-06-18 Infineon Technologies Ag Magnetanordnung für magnetischen Positionssensor und entsprechende Positionssensoreinrichtung
DE102015100226A1 (de) * 2015-01-09 2016-07-14 Infineon Technologies Ag Magnetfeldsensor und Magnetfelderfassungsverfahren
CN105675030B (zh) * 2016-03-23 2017-10-17 北京天诚同创电气有限公司 用于绝对值编码器的测量方法和装置
DE102016221517A1 (de) * 2016-11-03 2018-05-03 Schaeffler Technologies AG & Co. KG Sensoranordnung mit einem AMR-Sensor sowie Rotationslager mit einer solchen Sensoranordnung
JP7203485B2 (ja) 2017-02-02 2023-01-13 Ntn株式会社 検出装置およびその製造方法
DE102018210595A1 (de) * 2018-06-28 2020-01-02 Infineon Technologies Ag Sensorvorrichtungen und Verfahren zur Herstellung von Sensorvorrichtungen
CN111044084A (zh) * 2018-10-15 2020-04-21 大银微系统股份有限公司 线性位置感测装置
DE102019109972A1 (de) * 2019-04-16 2020-10-22 Knorr-Bremse Systeme für Nutzfahrzeuge GmbH Positionserfassungseinheit, Kupplungssteller mit Positionserfassungseinheit und Fahrzeugkupplung mit Positionserfassungseinheit
US12189001B2 (en) 2020-04-06 2025-01-07 Bourns, Inc. Magnetic long-range position sensor
CN113008117B (zh) * 2021-02-26 2023-01-03 浙江禾川科技股份有限公司 一种线性磁栅系统
CN120907587A (zh) * 2025-10-09 2025-11-07 常州大学怀德学院 磁编码器剩磁效应的因果推断补偿系统及方法

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Also Published As

Publication number Publication date
FR2952175A1 (fr) 2011-05-06
US20110101964A1 (en) 2011-05-05
CN102052927A (zh) 2011-05-11
KR101331717B1 (ko) 2013-11-20
DE102010042972A1 (de) 2011-05-12
CN102052927B (zh) 2014-06-25
KR20110049736A (ko) 2011-05-12
JP2011099857A (ja) 2011-05-19
DE202010008171U1 (de) 2010-09-30
JP5552029B2 (ja) 2014-07-16

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