AU2081488A - Magnetic sensor - Google Patents

Magnetic sensor

Info

Publication number
AU2081488A
AU2081488A AU20814/88A AU2081488A AU2081488A AU 2081488 A AU2081488 A AU 2081488A AU 20814/88 A AU20814/88 A AU 20814/88A AU 2081488 A AU2081488 A AU 2081488A AU 2081488 A AU2081488 A AU 2081488A
Authority
AU
Australia
Prior art keywords
magnetic sensor
magnetic
sensor
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.)
Abandoned
Application number
AU20814/88A
Inventor
Emmanuel Cohen
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.)
MANCHESTER LASERS Ltd
University of Manchester Institute of Science and Technology (UMIST)
Original Assignee
MANCHESTER LASERS
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 MANCHESTER LASERS filed Critical MANCHESTER LASERS
Publication of AU2081488A publication Critical patent/AU2081488A/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V3/00—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/08—Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation operating with magnetic or electric fields produced or modified by objects or geological structures or by detecting devices
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Electromagnetism (AREA)
  • Environmental & Geological Engineering (AREA)
  • Geology (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
AU20814/88A 1987-07-21 1988-07-20 Magnetic sensor Abandoned AU2081488A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB8717201 1987-07-21
GB878717201A GB8717201D0 (en) 1987-07-21 1987-07-21 Magnetic sensor

Publications (1)

Publication Number Publication Date
AU2081488A true AU2081488A (en) 1989-02-13

Family

ID=10621026

Family Applications (1)

Application Number Title Priority Date Filing Date
AU20814/88A Abandoned AU2081488A (en) 1987-07-21 1988-07-20 Magnetic sensor

Country Status (3)

Country Link
AU (1) AU2081488A (en)
GB (2) GB8717201D0 (en)
WO (1) WO1989000702A1 (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE58902569D1 (en) * 1989-08-07 1992-12-03 Siemens Ag ARRANGEMENT FOR DETECTING THE ROTATIONAL POSITION OF A ROTATIONAL BODY.
US5115192A (en) * 1990-11-06 1992-05-19 Nova Corporation Of Alberta Magnetic displacement transducer with saturation compensation
FR2680874B1 (en) * 1991-08-26 1995-03-24 Roulements Soc Nouvelle MAGNETIC CIRCUITS.
EP0584426A1 (en) * 1992-07-28 1994-03-02 Hcb, Honeywell Centra Bürkle Ag Analogue position sensor
AU3655700A (en) * 1999-04-16 2000-11-02 Martin Koch A non-invasive procedure and an apparatus for determining the hemoglobin contentof blood
DE19941860A1 (en) * 1999-09-02 2001-03-29 Siemens Ag Improvement to magnetic field sensor operating with magnetic field probe enable larger distance between rotor wheel and measurement arrangement whilst achieving accurate measurements
US6518747B2 (en) * 2001-02-16 2003-02-11 Quantum Design, Inc. Method and apparatus for quantitative determination of accumulations of magnetic particles
GB0110313D0 (en) * 2001-04-27 2001-06-20 Hall Effect Technologies Ltd Apparatus and method for analysing a fluid
US7405555B2 (en) * 2005-05-27 2008-07-29 Philip Morris Usa Inc. Systems and methods for measuring local magnetic susceptibility including one or more balancing elements with a magnetic core and a coil
GB2558905A (en) * 2017-01-19 2018-07-25 Mids Medical Ltd Device and method for accurate measurement of magnetic particles in assay apparatus
CN107478826B (en) * 2017-08-15 2019-12-10 上海交通大学 Magnetic sensor and immunochromatographic chip detection system based on same

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB844051A (en) * 1956-09-25 1960-08-10 English Electric Co Ltd Improvements in or relating to magnetic position indicating devices
GB875710A (en) * 1958-04-14 1961-08-23 Nat Res Dev Magnetic susceptibility measuring instrument
US3060370A (en) * 1960-02-23 1962-10-23 Gen Motors Corp Displacement transducer
GB974516A (en) * 1961-08-15 1964-11-04 Cosmocord Ltd Improvements in and relating to apparatus for detecting the presence of magnetic objects
AT288525B (en) * 1968-09-27 1971-03-10 Siemens Ag Contactless electrical pulse generator or switch with a permanent magnetic circuit
US3868059A (en) * 1974-01-07 1975-02-25 Westinghouse Electric Corp Magnetic bridge-type meter for magnetically permeable particulate matter
DE3225499C2 (en) * 1982-07-08 1984-05-24 Doduco KG Dr. Eugen Dürrwächter, 7530 Pforzheim Magnetic proximity sensor

Also Published As

Publication number Publication date
WO1989000702A1 (en) 1989-01-26
GB2207510B (en) 1991-12-18
GB8817238D0 (en) 1988-08-24
GB8717201D0 (en) 1987-08-26
GB2207510A (en) 1989-02-01

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