GB2315333A - Magnetic sensor - Google Patents

Magnetic sensor Download PDF

Info

Publication number
GB2315333A
GB2315333A GB9714035A GB9714035A GB2315333A GB 2315333 A GB2315333 A GB 2315333A GB 9714035 A GB9714035 A GB 9714035A GB 9714035 A GB9714035 A GB 9714035A GB 2315333 A GB2315333 A GB 2315333A
Authority
GB
United Kingdom
Prior art keywords
sensor
substrate
resistors
magnetic field
sensor according
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.)
Withdrawn
Application number
GB9714035A
Other languages
English (en)
Other versions
GB9714035D0 (en
Inventor
Werner Fischer
Juergen Moessinger
Matthias Schnell
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of GB9714035D0 publication Critical patent/GB9714035D0/en
Publication of GB2315333A publication Critical patent/GB2315333A/en
Withdrawn legal-status Critical Current

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
    • G01D5/147—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 movement of a third element, the position of Hall device and the source of magnetic field being fixed in respect to each other
    • 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
    • G01R33/04—Measuring direction or magnitude of magnetic fields or magnetic flux using the flux-gate principle

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Transmission And Conversion Of Sensor Element Output (AREA)
  • Measuring Magnetic Variables (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
GB9714035A 1996-07-16 1997-07-02 Magnetic sensor Withdrawn GB2315333A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1996128566 DE19628566A1 (de) 1996-07-16 1996-07-16 Magnetfeldempfindlicher Sensor

Publications (2)

Publication Number Publication Date
GB9714035D0 GB9714035D0 (en) 1997-09-10
GB2315333A true GB2315333A (en) 1998-01-28

Family

ID=7799917

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9714035A Withdrawn GB2315333A (en) 1996-07-16 1997-07-02 Magnetic sensor

Country Status (4)

Country Link
JP (1) JPH10115502A (fr)
DE (1) DE19628566A1 (fr)
FR (1) FR2751408A1 (fr)
GB (1) GB2315333A (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19813569A1 (de) * 1998-03-27 1999-04-15 Bosch Gmbh Robert Drehwinkelsensor
EP1935561A1 (fr) * 2004-07-28 2008-06-25 GSI Group Limited Usinage de sondes à vitesse axiale
DE102006010780A1 (de) * 2006-03-08 2007-09-13 Liebherr-France Sas Positionsmeßsystem für Hydraulikzylinder
JP2007127673A (ja) * 2007-02-22 2007-05-24 Matsushita Electric Ind Co Ltd 回転数センサ

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4853632A (en) * 1981-02-07 1989-08-01 Hitachi, Ltd. Apparatus for magnetically detecting a position of a movable magnetic body
EP0357200A2 (fr) * 1988-08-08 1990-03-07 General Motors Corporation Capteur de position
EP0580207A1 (fr) * 1992-07-16 1994-01-26 General Motors Corporation Méthode et dispositif pour capter le mouvement d'un objet ferro-magnétique
US5327077A (en) * 1992-01-06 1994-07-05 Murata Mfg. Co. Ltd. Device including an even number of equally spaced magneto-resistors for detecting rotation or straight motion of a moving body
US5359287A (en) * 1989-01-18 1994-10-25 Nippondenso Co., Ltd. Magnetic detecting circuit having magnetoresistance effective elements oriented in at least two different directions
US5450009A (en) * 1990-12-28 1995-09-12 Kabushiki Kaisha Komatsu Seisakusho Magnetic sensor and structure of its mounting

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5927115B2 (ja) * 1974-12-29 1984-07-03 ソニー株式会社 情報検出装置
US4533872A (en) * 1982-06-14 1985-08-06 Honeywell Inc. Magnetic field sensor element capable of measuring magnetic field components in two directions
US4629982A (en) * 1983-07-01 1986-12-16 Transducer Systems, Inc. Apparatus for detecting motion and direction using magnetoresistive sensors producing sum and difference signals
DE3435867A1 (de) * 1984-09-29 1986-04-10 Bosch Gmbh Robert Differentialsensor
US5014147A (en) * 1989-10-31 1991-05-07 International Business Machines Corporation Magnetoresistive sensor with improved antiferromagnetic film
DE9312612U1 (de) * 1993-08-23 1993-10-07 Siemens Ag Vorrichtung zur Elimination eines Temperaturganges in einem Lagegeber, welcher magnetfeldabhängige Widerstände aufweist

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4853632A (en) * 1981-02-07 1989-08-01 Hitachi, Ltd. Apparatus for magnetically detecting a position of a movable magnetic body
EP0357200A2 (fr) * 1988-08-08 1990-03-07 General Motors Corporation Capteur de position
US5359287A (en) * 1989-01-18 1994-10-25 Nippondenso Co., Ltd. Magnetic detecting circuit having magnetoresistance effective elements oriented in at least two different directions
US5450009A (en) * 1990-12-28 1995-09-12 Kabushiki Kaisha Komatsu Seisakusho Magnetic sensor and structure of its mounting
US5327077A (en) * 1992-01-06 1994-07-05 Murata Mfg. Co. Ltd. Device including an even number of equally spaced magneto-resistors for detecting rotation or straight motion of a moving body
EP0580207A1 (fr) * 1992-07-16 1994-01-26 General Motors Corporation Méthode et dispositif pour capter le mouvement d'un objet ferro-magnétique

Also Published As

Publication number Publication date
GB9714035D0 (en) 1997-09-10
FR2751408A1 (fr) 1998-01-23
JPH10115502A (ja) 1998-05-06
DE19628566A1 (de) 1998-01-29

Similar Documents

Publication Publication Date Title
US5596272A (en) Magnetic sensor with a beveled permanent magnet
US4626781A (en) Device for detecting the speed of rotation and/or an angle of rotation of a shaft
US4793241A (en) Piston position detector for fluid pressure cylinder
US6559638B1 (en) Magnetic positioning detector using field direction as primary detecting means
US6707293B2 (en) 360-degree rotary position sensor having a magnetoresistive sensor and a hall sensor
US8120351B2 (en) Magnet sensor arrangement for sensing the movement of element moving in linear or rotary fashion
US5757179A (en) Position sensor with improved magnetic circuit
CA1307570C (fr) Detecteur de position
JP3529784B2 (ja) 磁気抵抗素子を利用したセンサ
US5497082A (en) Quadrature detector with a hall effect element and a magnetoresistive element
US20040017187A1 (en) Magnetoresistive linear position sensor
CN101680777B (zh) 磁场传感器
US4751459A (en) Magnetic tachometer or accelerometer having highly permeable eddy current flux circuit
EP0670472A1 (fr) Capteur de position rotative
JPH08511348A (ja) 磁気抵抗近接センサ
JP2002544509A (ja) フラックスゲート・センサを使用する位置エンコーダ
US5619132A (en) Position measuring device employing primary and auxiliary magnetic fields
JPH06323804A (ja) 位置センサ
JP3487452B2 (ja) 磁気検出装置
US6346806B1 (en) Device for detecting the position of a moveable magnet to produce a magnetic field
JP3431471B2 (ja) パルス信号発生装置
US6522132B1 (en) Linear angular sensor with magnetoresistors
GB2315333A (en) Magnetic sensor
JPH08320327A (ja) 磁気センサ
KR19980071451A (ko) 강자성체 센서

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)