GB2461437B - Fluxgate magnetic sensor with overload detection - Google Patents

Fluxgate magnetic sensor with overload detection

Info

Publication number
GB2461437B
GB2461437B GB0917780A GB0917780A GB2461437B GB 2461437 B GB2461437 B GB 2461437B GB 0917780 A GB0917780 A GB 0917780A GB 0917780 A GB0917780 A GB 0917780A GB 2461437 B GB2461437 B GB 2461437B
Authority
GB
United Kingdom
Prior art keywords
magnetic sensor
overload detection
fluxgate magnetic
fluxgate
overload
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
GB0917780A
Other versions
GB0917780D0 (en
GB2461437A (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
Priority to GB0917780A priority Critical patent/GB2461437B/en
Publication of GB0917780D0 publication Critical patent/GB0917780D0/en
Publication of GB2461437A publication Critical patent/GB2461437A/en
Application granted granted Critical
Publication of GB2461437B publication Critical patent/GB2461437B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00Arrangements or instruments for measuring magnetic variables
    • G01R33/02Measuring direction or magnitude of magnetic fields or magnetic flux
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R33/00Arrangements or instruments for measuring magnetic variables
    • G01R33/02Measuring direction or magnitude of magnetic fields or magnetic flux
    • G01R33/04Measuring direction or magnitude of magnetic fields or magnetic flux using the flux-gate principle
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/18Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G01R15/183Adaptations 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
    • G01R15/185Adaptations 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
GB0917780A 2006-05-12 2007-05-04 Fluxgate magnetic sensor with overload detection Expired - Fee Related GB2461437B (en)

Priority Applications (1)

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

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB0609439A GB0609439D0 (en) 2006-05-12 2006-05-12 Magnetic sensor
GB0917780A GB2461437B (en) 2006-05-12 2007-05-04 Fluxgate magnetic sensor with overload detection
GB0708642A GB2438057B (en) 2006-05-12 2007-05-04 Magnetic sensor with electromagnetic radiation compensation

Publications (3)

Publication Number Publication Date
GB0917780D0 GB0917780D0 (en) 2009-11-25
GB2461437A GB2461437A (en) 2010-01-06
GB2461437B true GB2461437B (en) 2010-11-03

Family

ID=36637385

Family Applications (4)

Application Number Title Priority Date Filing Date
GB0609439A Ceased GB0609439D0 (en) 2006-05-12 2006-05-12 Magnetic sensor
GB0917780A Expired - Fee Related GB2461437B (en) 2006-05-12 2007-05-04 Fluxgate magnetic sensor with overload detection
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

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0609439A Ceased GB0609439D0 (en) 2006-05-12 2006-05-12 Magnetic sensor

Family Applications After (2)

Application Number Title Priority Date Filing Date
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

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
EP3244217B1 (en) * 2013-10-17 2019-05-22 Osaka City University Electric current measurement apparatus
EP2980597B1 (en) * 2014-07-30 2016-06-08 LEM Intellectual Property SA Current transducer with fluxgate detector

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991014946A1 (en) * 1990-03-27 1991-10-03 Analog Devices, Inc. Improved single winding magnetometer
EP1338900A2 (en) * 2002-02-21 2003-08-27 National University of Ireland, Galway An excitation circuit for a fluxgate sensor
JP2004340953A (en) * 2003-04-21 2004-12-02 Japan Science & Technology Agency Magnetic field sensing element, manufacturing method therefor, and device using them

Family Cites Families (5)

* 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
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
JP3786887B2 (en) * 2002-03-04 2006-06-14 アイチ・マイクロ・インテリジェント株式会社 Magnetic detector
FR2860594B1 (en) * 2003-10-06 2005-12-23 Commissariat Energie Atomique MAGNETOMETER WITH OPEN MAGNETIC CIRCUIT AND METHOD FOR PRODUCING THE SAME

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991014946A1 (en) * 1990-03-27 1991-10-03 Analog Devices, Inc. Improved single winding magnetometer
EP1338900A2 (en) * 2002-02-21 2003-08-27 National University of Ireland, Galway An excitation circuit for a fluxgate sensor
JP2004340953A (en) * 2003-04-21 2004-12-02 Japan Science & Technology Agency Magnetic field sensing element, manufacturing method therefor, and device using them

Also Published As

Publication number Publication date
GB0708642D0 (en) 2007-06-13
GB0917780D0 (en) 2009-11-25
GB2461207B (en) 2011-11-02
GB0609439D0 (en) 2006-06-21
GB0917782D0 (en) 2009-11-25
GB2461437A (en) 2010-01-06
GB2438057B (en) 2009-12-02
GB2461207A (en) 2009-12-30
GB2438057A (en) 2007-11-14

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GB2461437B (en) Fluxgate magnetic sensor with overload detection

Legal Events

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

Effective date: 20180504