NL8900750A - Inrichting voor het meten van een relatieve verplaatsing. - Google Patents

Inrichting voor het meten van een relatieve verplaatsing. Download PDF

Info

Publication number
NL8900750A
NL8900750A NL8900750A NL8900750A NL8900750A NL 8900750 A NL8900750 A NL 8900750A NL 8900750 A NL8900750 A NL 8900750A NL 8900750 A NL8900750 A NL 8900750A NL 8900750 A NL8900750 A NL 8900750A
Authority
NL
Netherlands
Prior art keywords
scale
magnetic field
sensors
measuring head
longitudinal direction
Prior art date
Application number
NL8900750A
Other languages
English (en)
Dutch (nl)
Inventor
Johannes Leonardus G Bogaerts
Eduard Camerik
Original Assignee
Philips Nv
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 Philips Nv filed Critical Philips Nv
Priority to NL8900750A priority Critical patent/NL8900750A/nl
Priority to EP90200677A priority patent/EP0390261B1/en
Priority to DE9090200677T priority patent/DE69000943T2/de
Priority to ES199090200677T priority patent/ES2040032T3/es
Priority to KR1019900003985A priority patent/KR0139904B1/ko
Priority to JP02075804A priority patent/JP3075727B2/ja
Priority to US07/501,445 priority patent/US5041785A/en
Publication of NL8900750A publication Critical patent/NL8900750A/nl

Links

Classifications

    • 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
    • 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
    • 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
    • G01P3/50—Devices characterised by the use of electric or magnetic means for measuring linear speed
    • G01P3/54—Devices characterised by the use of electric or magnetic means for measuring linear speed by measuring frequency of generated current or voltage

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Measuring Magnetic Variables (AREA)
NL8900750A 1989-03-28 1989-03-28 Inrichting voor het meten van een relatieve verplaatsing. NL8900750A (nl)

Priority Applications (7)

Application Number Priority Date Filing Date Title
NL8900750A NL8900750A (nl) 1989-03-28 1989-03-28 Inrichting voor het meten van een relatieve verplaatsing.
EP90200677A EP0390261B1 (en) 1989-03-28 1990-03-22 Device for measuring a relative displacement
DE9090200677T DE69000943T2 (de) 1989-03-28 1990-03-22 Einrichtung zur messung einer relativen verlagerung.
ES199090200677T ES2040032T3 (es) 1989-03-28 1990-03-22 Dispositivo para medir un desplazamiento relativo.
KR1019900003985A KR0139904B1 (ko) 1989-03-28 1990-03-24 상대 변위 측정 장치
JP02075804A JP3075727B2 (ja) 1989-03-28 1990-03-27 相対変位測定装置
US07/501,445 US5041785A (en) 1989-03-28 1990-03-28 Device for measuring a relative displacement of two objects, including a magnetic scale and two mutually perpendicular magnetic sensors which produce two independent phase displaced signals

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8900750A NL8900750A (nl) 1989-03-28 1989-03-28 Inrichting voor het meten van een relatieve verplaatsing.
NL8900750 1989-03-28

Publications (1)

Publication Number Publication Date
NL8900750A true NL8900750A (nl) 1990-10-16

Family

ID=19854363

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8900750A NL8900750A (nl) 1989-03-28 1989-03-28 Inrichting voor het meten van een relatieve verplaatsing.

Country Status (7)

Country Link
US (1) US5041785A (ko)
EP (1) EP0390261B1 (ko)
JP (1) JP3075727B2 (ko)
KR (1) KR0139904B1 (ko)
DE (1) DE69000943T2 (ko)
ES (1) ES2040032T3 (ko)
NL (1) NL8900750A (ko)

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USRE36986E (en) * 1987-10-02 2000-12-12 Massachusetts Institute Of Technology Apparatus and methods for measuring permeability and conductivity in materials using multiple wavenumber magnetic interrogations
US5453689A (en) 1991-12-06 1995-09-26 Massachusetts Institute Of Technology Magnetometer having periodic winding structure and material property estimator
US5570015A (en) * 1992-02-05 1996-10-29 Mitsubishi Denki Kabushiki Kaisha Linear positional displacement detector for detecting linear displacement of a permanent magnet as a change in direction of magnetic sensor unit
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DE4221106C3 (de) * 1992-06-26 1996-12-19 Hitachi Ltd Synchronlage-Ermittlungs-System für einen Zug mit linearem Synchronmotor
US5525901A (en) * 1993-02-02 1996-06-11 Beaudreau Electric, Inc. Sensor systems for monitoring and measuring angular position in two or three axes
US5670879A (en) * 1993-12-13 1997-09-23 Westinghouse Electric Corporation Nondestructive inspection device and method for monitoring defects inside a turbine engine
DE69532396T2 (de) * 1994-02-28 2004-12-09 Koninklijke Philips Electronics N.V. Magnetfeldmessgerät
US5602681A (en) * 1994-04-11 1997-02-11 Sony Corporation Lens barrel for a video camera, and linear feeding system thereof
SI0760087T1 (en) * 1994-05-14 1998-10-31 Synaptics (Uk) Limited Position encoder
US6249234B1 (en) 1994-05-14 2001-06-19 Absolute Sensors Limited Position detector
US20030062889A1 (en) * 1996-12-12 2003-04-03 Synaptics (Uk) Limited Position detector
US5497082A (en) * 1995-01-25 1996-03-05 Honeywell Inc. Quadrature detector with a hall effect element and a magnetoresistive element
DE19504229A1 (de) * 1995-02-09 1996-08-14 Festo Kg Positions-Sensoreinrichtung
US5917321A (en) * 1995-05-19 1999-06-29 International Business Machines Corporation Process and device for determining the magnetic characteristics of thin magnetic layers
US5793206A (en) 1995-08-25 1998-08-11 Jentek Sensors, Inc. Meandering winding test circuit
DE19600616A1 (de) * 1996-01-10 1997-07-17 Bosch Gmbh Robert Vorrichtung zur Detektierung von Auslenkungen eines magnetischen Körpers
US6788221B1 (en) 1996-06-28 2004-09-07 Synaptics (Uk) Limited Signal processing apparatus and method
US6486673B1 (en) 1997-01-06 2002-11-26 Jentek Sensors, Inc. Segmented field dielectrometer
US6781387B2 (en) 1997-01-06 2004-08-24 Jentek Sensors, Inc. Inspection method using penetrant and dielectrometer
AU6532898A (en) * 1997-01-06 1998-08-03 Jentek Sensors, Inc. Magnetometer and dielectrometer detection of subsurface objects
AU6760898A (en) 1997-03-13 1998-09-29 Jentek Sensors, Inc. Magnetometer detection of fatigue damage in aircraft
DE19712829B4 (de) * 1997-03-26 2005-02-17 Sick Ag Vorrichtung zur Erkennung der Position eines beweglichen Gegenstandes
JP3726418B2 (ja) * 1997-04-18 2005-12-14 株式会社デンソー 回転検出装置
EP0985132B1 (en) 1997-05-28 2005-11-09 Synaptics (UK) Limited Method of and wire bonding apparatus for manufacturing a transducer
GB9720954D0 (en) 1997-10-02 1997-12-03 Scient Generics Ltd Commutators for motors
GB9721891D0 (en) 1997-10-15 1997-12-17 Scient Generics Ltd Symmetrically connected spiral transducer
AU1367199A (en) 1997-10-29 1999-05-17 Jentek Sensors, Inc. Absolute property measurement with air calibration
US6377039B1 (en) 1997-11-14 2002-04-23 Jentek Sensors, Incorporated Method for characterizing coating and substrates
GB9811151D0 (en) 1998-05-22 1998-07-22 Scient Generics Ltd Rotary encoder
AU769964B2 (en) * 1998-11-27 2004-02-12 Synaptics (Uk) Limited Position sensor
US6218828B1 (en) * 1998-12-21 2001-04-17 Caterpillar Inc. Sensing system for determining an articulation angle between two elements
US7019672B2 (en) * 1998-12-24 2006-03-28 Synaptics (Uk) Limited Position sensor
US6326782B1 (en) * 1999-03-15 2001-12-04 Delphi Technologies, Inc. Two dimensional magnetoresistive position sensor
EP1412912B1 (en) * 2001-05-21 2008-06-18 Synaptics (UK) Limited Position sensor
GB2403017A (en) * 2002-03-05 2004-12-22 Synaptics Position sensor
DE10210184A1 (de) * 2002-03-07 2003-09-18 Philips Intellectual Property Anordnung zum Bestimmen der Position eines Bewegungsgeberelements
WO2003105072A2 (en) * 2002-06-05 2003-12-18 Synaptics (Uk) Limited Signal transfer method and apparatus
GB0317370D0 (en) * 2003-07-24 2003-08-27 Synaptics Uk Ltd Magnetic calibration array
DE10334735A1 (de) * 2003-07-26 2005-03-03 Hübner Elektromaschinen AG Tragring für einen magnetischen Drehgeber
GB0319945D0 (en) * 2003-08-26 2003-09-24 Synaptics Uk Ltd Inductive sensing system
CN1922504B (zh) * 2004-02-27 2010-04-07 株式会社村田制作所 长型磁性传感器
US7173412B2 (en) * 2004-11-30 2007-02-06 Honeywell International Inc. Quadrature sensor systems and methods
DE102006061927A1 (de) 2006-12-21 2008-06-26 Siemens Ag Verfahren und Einrichtung zum Messen des Pollagewinkels eines Magnetschwebefahrzeugs einer Magnetschwebebahn
FR2911955B1 (fr) * 2007-01-25 2009-05-15 Electricfil Automotive Soc Par Capteur magnetique de position a variation trigonometrique.
EP2145158B1 (en) 2007-05-10 2018-03-07 Cambridge Integrated Circuits Limited Transducer
DE102008026604A1 (de) * 2008-06-03 2009-12-10 Continental Teves Ag & Co. Ohg Hybrid-Sensoranordnung
US20120133357A1 (en) * 2009-06-26 2012-05-31 Continental Teves Ag & Co. Ohg Hybrid sensor arrangement
US9062989B2 (en) * 2010-12-15 2015-06-23 Nxp B.V. Magnetic field sensor for sensing rotation a reference component about the axis of rotation that is independent of alignment between the axis of rotation and the sensors
GB2488389C (en) 2010-12-24 2018-08-22 Cambridge Integrated Circuits Ltd Position sensing transducer
GB2503006B (en) 2012-06-13 2017-08-09 Cambridge Integrated Circuits Ltd Position sensing transducer
DE102013225806A1 (de) * 2013-12-12 2015-06-18 Continental Teves Ag & Co. Ohg Direktes Vermessen eines Stützfeldes in einem Drehzahlsensor
EP3151017B1 (en) * 2015-09-29 2018-12-12 Honeywell International Inc. Amr speed and direction sensor for use with magnetic targets
CN112344840B (zh) * 2020-10-28 2022-02-08 中北大学南通智能光机电研究院 一种基于隧道磁阻效应的高灵敏微位移检测装置

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US4506220A (en) * 1980-11-10 1985-03-19 Canon Kabushiki Kaisha Temperature compensated magnetoresistive effect thin film magnetic sensor
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US4922187A (en) * 1987-02-13 1990-05-01 Appalachian Technologies Corporation Pulse initiator circuit

Also Published As

Publication number Publication date
KR900014889A (ko) 1990-10-25
EP0390261A3 (en) 1990-10-31
KR0139904B1 (ko) 1998-07-15
US5041785A (en) 1991-08-20
EP0390261B1 (en) 1993-02-24
ES2040032T3 (es) 1993-10-01
DE69000943D1 (de) 1993-04-01
JP3075727B2 (ja) 2000-08-14
EP0390261A2 (en) 1990-10-03
DE69000943T2 (de) 1993-08-05
JPH02291969A (ja) 1990-12-03

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BV The patent application has lapsed