[go: up one dir, main page]

SE9900015L - Lägesgivare - Google Patents

Lägesgivare

Info

Publication number
SE9900015L
SE9900015L SE9900015A SE9900015A SE9900015L SE 9900015 L SE9900015 L SE 9900015L SE 9900015 A SE9900015 A SE 9900015A SE 9900015 A SE9900015 A SE 9900015A SE 9900015 L SE9900015 L SE 9900015L
Authority
SE
Sweden
Prior art keywords
sensor body
sensor
sensitivity function
desired sensitivity
magneto
Prior art date
Application number
SE9900015A
Other languages
English (en)
Other versions
SE9900015D0 (sv
SE513428C2 (sv
Inventor
Roger Waeppling
Original Assignee
Forskarpatent I Uppsala Ab
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 Forskarpatent I Uppsala Ab filed Critical Forskarpatent I Uppsala Ab
Priority to SE9900015A priority Critical patent/SE513428C2/sv
Publication of SE9900015D0 publication Critical patent/SE9900015D0/sv
Priority to AU17025/00A priority patent/AU1702500A/en
Priority to US09/623,704 priority patent/US6373242B1/en
Priority to KR1020017008481A priority patent/KR20010101366A/ko
Priority to CA002358205A priority patent/CA2358205A1/en
Priority to PCT/SE1999/002303 priority patent/WO2000040987A1/en
Priority to EP99960082A priority patent/EP1147428A1/en
Priority to JP2000592654A priority patent/JP2002534686A/ja
Publication of SE9900015L publication Critical patent/SE9900015L/sv
Publication of SE513428C2 publication Critical patent/SE513428C2/sv

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B82—NANOTECHNOLOGY
    • B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
    • B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/001—Constructional details of gauge heads
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/003—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring position, not involving coordinate determination
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
    • G01B7/023—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring distance between sensor and object
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/02—Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
    • G01R33/09—Magnetoresistive devices
    • G01R33/093—Magnetoresistive devices using multilayer structures, e.g. giant magnetoresistance sensors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Nanotechnology (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Condensed Matter Physics & Semiconductors (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)
  • Hall/Mr Elements (AREA)
SE9900015A 1999-01-07 1999-01-07 Lägesgivare SE513428C2 (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE9900015A SE513428C2 (sv) 1999-01-07 1999-01-07 Lägesgivare
AU17025/00A AU1702500A (en) 1999-01-07 1999-12-09 Utilization of a magneto-resistive material
US09/623,704 US6373242B1 (en) 1999-01-07 1999-12-09 GMR sensor with a varying number of GMR layers
KR1020017008481A KR20010101366A (ko) 1999-01-07 1999-12-09 자기 저항 물질의 이용
CA002358205A CA2358205A1 (en) 1999-01-07 1999-12-09 Utilization of a magneto-resistive material
PCT/SE1999/002303 WO2000040987A1 (en) 1999-01-07 1999-12-09 Utilization of a magneto-resistive material
EP99960082A EP1147428A1 (en) 1999-01-07 1999-12-09 Utilization of a magneto-resistive material
JP2000592654A JP2002534686A (ja) 1999-01-07 1999-12-09 磁気抵抗材料の利用

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9900015A SE513428C2 (sv) 1999-01-07 1999-01-07 Lägesgivare

Publications (3)

Publication Number Publication Date
SE9900015D0 SE9900015D0 (sv) 1999-01-07
SE9900015L true SE9900015L (sv) 2000-07-08
SE513428C2 SE513428C2 (sv) 2000-09-11

Family

ID=20414024

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9900015A SE513428C2 (sv) 1999-01-07 1999-01-07 Lägesgivare

Country Status (8)

Country Link
US (1) US6373242B1 (sv)
EP (1) EP1147428A1 (sv)
JP (1) JP2002534686A (sv)
KR (1) KR20010101366A (sv)
AU (1) AU1702500A (sv)
CA (1) CA2358205A1 (sv)
SE (1) SE513428C2 (sv)
WO (1) WO2000040987A1 (sv)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10213941A1 (de) * 2002-03-28 2003-10-30 Bosch Gmbh Robert Sensorelement und Gradiometeranordnung, deren Verwendung zum Messen von Magnetfeldgradienten und Verfahren hierzu
DE10331580A1 (de) * 2003-07-11 2005-01-27 Robert Bosch Gmbh Vorrichtung zur Detektion der Drehzahl und/oder der Position eines rotierenden Bauteils
DE10342260B4 (de) * 2003-09-11 2014-11-20 Meas Deutschland Gmbh Magnetoresistiver Sensor in Form einer Halb- oder Vollbrückenschaltung
US6864681B1 (en) 2004-02-02 2005-03-08 Trw Automotive U.S. Llc Sensor assembly
US7891102B2 (en) * 2008-08-01 2011-02-22 Honeywell International Inc. Nanowire magnetic compass and position sensor
US7926193B2 (en) * 2008-08-01 2011-04-19 Honeywell International Inc. Nanowire magnetic sensor
US9411024B2 (en) * 2012-04-20 2016-08-09 Infineon Technologies Ag Magnetic field sensor having XMR elements in a full bridge circuit having diagonal elements sharing a same shape anisotropy
JP5786884B2 (ja) * 2012-04-23 2015-09-30 株式会社デンソー 磁気センサ
JP7302612B2 (ja) 2021-01-18 2023-07-04 Tdk株式会社 磁気センサ

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3335384A (en) * 1967-08-08 Rotary resistor arrangement employ- ing a galvanomagnetic semiconduc- tor field plate
US3691502A (en) * 1968-04-24 1972-09-12 Kogyo Gijutsuin Semiconductor type potentiometer device
US4835509A (en) * 1986-07-29 1989-05-30 Nippondenso Co., Ltd. Noncontact potentiometer
JPH04290979A (ja) * 1991-03-20 1992-10-15 Hitachi Ltd 磁気センサ、磁気センサを持つ位置検出装置および磁気センサを利用したトルク検出装置、モータ制御装置、あるいはこのトルク検出装置を有する電動パワーステアリング装置
DE4319322C2 (de) * 1993-06-11 1998-04-23 Heidenhain Gmbh Dr Johannes Positionsmeßeinrichtung
US5475304A (en) * 1993-10-01 1995-12-12 The United States Of America As Represented By The Secretary Of The Navy Magnetoresistive linear displacement sensor, angular displacement sensor, and variable resistor using a moving domain wall
ATE165658T1 (de) * 1993-11-17 1998-05-15 Eisschiel Heinz Positionsmelder für die automation
DE19536433C2 (de) * 1995-09-29 1999-04-08 Siemens Ag Vorrichtung zur berührungslosen Positionserfassung eines Objektes und Verwendung der Vorrichtung
US6222361B1 (en) * 1997-12-04 2001-04-24 Sony Precision Technology Inc. Position detecting device using varying width magneto-resistive effect sensor

Also Published As

Publication number Publication date
US6373242B1 (en) 2002-04-16
CA2358205A1 (en) 2000-07-13
SE9900015D0 (sv) 1999-01-07
KR20010101366A (ko) 2001-11-14
AU1702500A (en) 2000-07-24
SE513428C2 (sv) 2000-09-11
JP2002534686A (ja) 2002-10-15
WO2000040987A1 (en) 2000-07-13
EP1147428A1 (en) 2001-10-24

Similar Documents

Publication Publication Date Title
ID23247A (id) Pengukuran tekanan formasi dengan sensor jarak jauh di dalam lubang-bor berselubung
WO2002027354A3 (en) Noncontacting position indicating system
FR2670286B1 (fr) Capteur magnetique de position et de vitesse a sonde de hall.
ATE399980T1 (de) Positionserfassungseinrichtung
DE69015195D1 (de) Telemetrische Sensor zur Detektion mechanischer Deformation eines Gegenstandes mittels Messung der Veränderungen von Magnetfeldstärke.
CA2284533A1 (en) Intrabody measurement
AU6218201A (en) Detecting errors in the determination of magnetic location or orientation
DE60120966D1 (de) Megnetfeldaufnehmer
DE60016322D1 (de) Drehstellungswandler mit versetztem Magnetsensor und Stabmagnet
SE9900015D0 (sv) Lägesgivare
ATE78931T1 (de) Schaltung zur vormagnetisierung eines magnetoresistiven sensors und verstaerkung der damit produzierten signale.
ATE397219T1 (de) Gebersystem mit einem beschleunigungsgeber und einem positionsgeber
ES2039833T3 (es) Detector magneto-estrictivo de par.
WO2008052065A3 (en) Three-dimensional nanoscale metrology using firat probe
DE69925309D1 (de) Lagesensor mit hallsonde
DE10196488T1 (de) Feststellung und Messung von niedrigen Bor-Pegeln
CA2396205A1 (en) Leakage magnetism detecting sensor of magnetic penetration apparatus
GB2377497B (en) Inductive position detectors
AU4159200A (en) Method and device for measuring a parameter of a metal bed
ATE323276T1 (de) Entfernungsmessgerät zur kartierung eines zwei- oder dreidimensionalen volumens
EP1146319A3 (en) Position transducer
NL7611018A (nl) Elektromagnetische sensor, die gevoelig is voor een wijziging in een magnetisch veld, en de toepassing hiervan op het wegverkeer.
EP1193504A4 (en) MAGNETIC SENSOR
AU7027600A (en) Sensor probe
DE60136427D1 (de) Verfahren und vorrichtung zur distanzmessung

Legal Events

Date Code Title Description
NUG Patent has lapsed