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GB2207510B - Magnetic sensor - Google Patents

Magnetic sensor

Info

Publication number
GB2207510B
GB2207510B GB8817238A GB8817238A GB2207510B GB 2207510 B GB2207510 B GB 2207510B GB 8817238 A GB8817238 A GB 8817238A GB 8817238 A GB8817238 A GB 8817238A GB 2207510 B GB2207510 B GB 2207510B
Authority
GB
United Kingdom
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.)
Expired - Lifetime
Application number
GB8817238A
Other versions
GB2207510A (en
GB8817238D0 (en
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
University of Manchester Institute of Science and Technology (UMIST)
University of Manchester
Original Assignee
MANCHESTER LASERS
University of Manchester Institute of Science and Technology (UMIST)
University of Manchester
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, University of Manchester Institute of Science and Technology (UMIST), University of Manchester filed Critical MANCHESTER LASERS
Publication of GB8817238D0 publication Critical patent/GB8817238D0/en
Publication of GB2207510A publication Critical patent/GB2207510A/en
Application granted granted Critical
Publication of GB2207510B publication Critical patent/GB2207510B/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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)
  • Engineering & Computer Science (AREA)
  • Remote Sensing (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (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)
GB8817238A 1987-07-21 1988-07-20 Magnetic sensor Expired - Lifetime GB2207510B (en)

Applications Claiming Priority (1)

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

Publications (3)

Publication Number Publication Date
GB8817238D0 GB8817238D0 (en) 1988-08-24
GB2207510A GB2207510A (en) 1989-02-01
GB2207510B true GB2207510B (en) 1991-12-18

Family

ID=10621026

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878717201A Pending GB8717201D0 (en) 1987-07-21 1987-07-21 Magnetic sensor
GB8817238A Expired - Lifetime GB2207510B (en) 1987-07-21 1988-07-20 Magnetic sensor

Family Applications Before (1)

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

Country Status (3)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107478826A (en) * 2017-08-15 2017-12-15 上海交通大学 A kind of magnetic sensor and the immunochromatography chip detecting system based on it

Families Citing this family (10)

* 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
WO2000062670A1 (en) * 1999-04-16 2000-10-26 Martin Koch A non-invasive procedure and an apparatus for determining the hemoglobin content of 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
US8771846B2 (en) * 2005-05-27 2014-07-08 Philip Morris Usa Inc. Intermetallic magnetically readable medium
GB2558905A (en) * 2017-01-19 2018-07-25 Mids Medical Ltd Device and method for accurate measurement of magnetic particles in assay apparatus

Citations (5)

* 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
GB974516A (en) * 1961-08-15 1964-11-04 Cosmocord Ltd Improvements in and relating to apparatus for detecting the presence of magnetic objects
GB1251576A (en) * 1968-09-27 1971-10-27
GB2125970A (en) * 1982-07-08 1984-03-14 Duerrwaechter E Dr Doduco Proximity sensor

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3060370A (en) * 1960-02-23 1962-10-23 Gen Motors Corp Displacement transducer
US3868059A (en) * 1974-01-07 1975-02-25 Westinghouse Electric Corp Magnetic bridge-type meter for magnetically permeable particulate matter

Patent Citations (5)

* 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
GB974516A (en) * 1961-08-15 1964-11-04 Cosmocord Ltd Improvements in and relating to apparatus for detecting the presence of magnetic objects
GB1251576A (en) * 1968-09-27 1971-10-27
GB2125970A (en) * 1982-07-08 1984-03-14 Duerrwaechter E Dr Doduco Proximity sensor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107478826A (en) * 2017-08-15 2017-12-15 上海交通大学 A kind of magnetic sensor and the immunochromatography chip detecting system based on it

Also Published As

Publication number Publication date
WO1989000702A1 (en) 1989-01-26
AU2081488A (en) 1989-02-13
GB8717201D0 (en) 1987-08-26
GB2207510A (en) 1989-02-01
GB8817238D0 (en) 1988-08-24

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920720