GB2461207B - Magnetic sensor - Google Patents

Magnetic sensor

Info

Publication number
GB2461207B
GB2461207B GB0917782A GB0917782A GB2461207B GB 2461207 B GB2461207 B GB 2461207B GB 0917782 A GB0917782 A GB 0917782A GB 0917782 A GB0917782 A GB 0917782A GB 2461207 B GB2461207 B GB 2461207B
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 - Fee Related
Application number
GB0917782A
Other versions
GB2461207A (en
GB0917782D0 (en
Inventor
Paul Robertson
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB0917782D0 publication Critical patent/GB0917782D0/en
Publication of GB2461207A publication Critical patent/GB2461207A/en
Application granted granted Critical
Publication of GB2461207B publication Critical patent/GB2461207B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • 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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00—Arrangements or instruments for measuring magnetic variables
    • G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
    • G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
    • G01R33/42—Screening
    • G01R33/422—Screening of the radio frequency field
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G01R15/183—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core
    • G01R15/185—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using transformers with a magnetic core with compensation or feedback windings or interacting coils, e.g. 0-flux sensors

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Epidemiology (AREA)
  • Measuring Magnetic Variables (AREA)
GB0917782A 2006-05-12 2007-05-04 Magnetic sensor Expired - Fee Related GB2461207B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0609439.5A GB0609439D0 (en) 2006-05-12 2006-05-12 Magnetic sensor
GB0708642A GB2438057B (en) 2006-05-12 2007-05-04 Magnetic sensor with electromagnetic radiation compensation

Publications (3)

Publication Number Publication Date
GB0917782D0 GB0917782D0 (en) 2009-11-25
GB2461207A GB2461207A (en) 2009-12-30
GB2461207B true GB2461207B (en) 2011-11-02

Family

ID=36637385

Family Applications (4)

Application Number Title Priority Date Filing Date
GBGB0609439.5A Ceased GB0609439D0 (en) 2006-05-12 2006-05-12 Magnetic sensor
GB0708642A Expired - Fee Related GB2438057B (en) 2006-05-12 2007-05-04 Magnetic sensor with electromagnetic radiation compensation
GB0917782A Expired - Fee Related GB2461207B (en) 2006-05-12 2007-05-04 Magnetic sensor
GB0917780A Expired - Fee Related GB2461437B (en) 2006-05-12 2007-05-04 Fluxgate magnetic sensor with overload detection

Family Applications Before (2)

Application Number Title Priority Date Filing Date
GBGB0609439.5A Ceased GB0609439D0 (en) 2006-05-12 2006-05-12 Magnetic sensor
GB0708642A Expired - Fee Related GB2438057B (en) 2006-05-12 2007-05-04 Magnetic sensor with electromagnetic radiation compensation

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB0917780A Expired - Fee Related GB2461437B (en) 2006-05-12 2007-05-04 Fluxgate magnetic sensor with overload detection

Country Status (1)

Country Link
GB (4) GB0609439D0 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4943529B2 (en) * 2010-03-31 2012-05-30 日本航空電子工業株式会社 Multi-axis fluxgate magnetic sensor
CZ2010384A3 (en) * 2010-05-18 2011-07-13 Ceské vysoké ucení technické v Praze - fakulta Connection of ferromagnetic probe for magnetic field gradient measurement
US9389281B2 (en) 2013-03-21 2016-07-12 Vale S.A. Magnetic compensation circuit and method for compensating the output of a magnetic sensor, responding to changes in a first magnetic field
WO2015056397A1 (en) * 2013-10-17 2015-04-23 公立大学法人大阪市立大学 Electric current measurement apparatus and electric current measurement method
EP2980597B1 (en) * 2014-07-30 2016-06-08 LEM Intellectual Property SA Current transducer with fluxgate detector

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4305035A (en) * 1979-08-22 1981-12-08 Rockwell International Corporation Magnetic field amplitude detection sensor apparatus
US20030164765A1 (en) * 2002-03-04 2003-09-04 Aichi Micro Intelligent Corporation Magnetic field detection device

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5039945A (en) * 1990-03-27 1991-08-13 Webb Spencer L Single winding magnetometer with automatic distortion compensation
US5465012A (en) * 1992-12-30 1995-11-07 Dunnam; Curt Active feedback system for suppression of alternating magnetic fields
JP3884243B2 (en) * 2001-06-21 2007-02-21 ジーイー・メディカル・システムズ・グローバル・テクノロジー・カンパニー・エルエルシー External magnetic field measurement method, static magnetic field correction method, external magnetic field measurement apparatus, and MRI apparatus
US6867587B2 (en) * 2002-02-21 2005-03-15 National University Of Ireland, Galway Excitation circuit for a fluxgate sensor
JP4418986B2 (en) * 2003-04-21 2010-02-24 宮城県 Magnetic field detection element and magnetic field detection method using the same
FR2860594B1 (en) * 2003-10-06 2005-12-23 Commissariat Energie Atomique MAGNETOMETER WITH OPEN MAGNETIC CIRCUIT AND METHOD FOR PRODUCING THE SAME

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4305035A (en) * 1979-08-22 1981-12-08 Rockwell International Corporation Magnetic field amplitude detection sensor apparatus
US20030164765A1 (en) * 2002-03-04 2003-09-04 Aichi Micro Intelligent Corporation Magnetic field detection device

Also Published As

Publication number Publication date
GB2461207A (en) 2009-12-30
GB2461437A (en) 2010-01-06
GB2461437B (en) 2010-11-03
GB0917780D0 (en) 2009-11-25
GB0609439D0 (en) 2006-06-21
GB2438057B (en) 2009-12-02
GB2438057A (en) 2007-11-14
GB0917782D0 (en) 2009-11-25
GB0708642D0 (en) 2007-06-13

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Legal Events

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

Effective date: 20180504