GB2372574B - Improved polarity sensitive magnetic sensors - Google Patents

Improved polarity sensitive magnetic sensors

Info

Publication number
GB2372574B
GB2372574B GB0104546A GB0104546A GB2372574B GB 2372574 B GB2372574 B GB 2372574B GB 0104546 A GB0104546 A GB 0104546A GB 0104546 A GB0104546 A GB 0104546A GB 2372574 B GB2372574 B GB 2372574B
Authority
GB
United Kingdom
Prior art keywords
magnetic sensors
sensitive magnetic
polarity sensitive
improved polarity
improved
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
GB0104546A
Other versions
GB2372574A (en
GB0104546D0 (en
Inventor
Nicholas Rouse
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.)
TELCON Ltd
Original Assignee
TELCON Ltd
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 TELCON Ltd filed Critical TELCON Ltd
Priority to GB0104546A priority Critical patent/GB2372574B/en
Publication of GB0104546D0 publication Critical patent/GB0104546D0/en
Priority to PCT/GB2002/000802 priority patent/WO2002068979A1/en
Publication of GB2372574A publication Critical patent/GB2372574A/en
Application granted granted Critical
Publication of GB2372574B publication Critical patent/GB2372574B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
GB0104546A 2001-02-23 2001-02-23 Improved polarity sensitive magnetic sensors Expired - Fee Related GB2372574B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB0104546A GB2372574B (en) 2001-02-23 2001-02-23 Improved polarity sensitive magnetic sensors
PCT/GB2002/000802 WO2002068979A1 (en) 2001-02-23 2002-02-22 Improved polarity sensitive magnetic sensors

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0104546A GB2372574B (en) 2001-02-23 2001-02-23 Improved polarity sensitive magnetic sensors

Publications (3)

Publication Number Publication Date
GB0104546D0 GB0104546D0 (en) 2001-04-11
GB2372574A GB2372574A (en) 2002-08-28
GB2372574B true GB2372574B (en) 2004-07-21

Family

ID=9909382

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0104546A Expired - Fee Related GB2372574B (en) 2001-02-23 2001-02-23 Improved polarity sensitive magnetic sensors

Country Status (2)

Country Link
GB (1) GB2372574B (en)
WO (1) WO2002068979A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TW200630632A (en) * 2004-10-11 2006-09-01 Koninkl Philips Electronics Nv Non-linear magnetic field sensors and current sensors
CN103645447B (en) * 2013-11-25 2017-04-12 昆明理工大学 Electrostrictive effect based fiber bragg grating magnetic field sensor and application method thereof
CN103645446B (en) * 2013-11-25 2017-04-12 昆明理工大学 A fiber Bragg raster magnetic field sensor based on a current heat effect and an application method thereof
CN104280700B (en) * 2014-09-28 2017-09-08 江苏多维科技有限公司 A kind of single-chip difference free layer push-pull type magnetic field sensor electric bridge and preparation method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0675339A1 (en) * 1994-03-28 1995-10-04 Sony Corporation Geomagnetic direction sensor
US5564194A (en) * 1994-05-31 1996-10-15 Sony Corporation Geomagnetic direction sensor

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4841235A (en) * 1987-06-11 1989-06-20 Eaton Corporation MRS current sensor
US5260653A (en) * 1992-06-03 1993-11-09 Eastman Kodak Company Thin film very high sensitivity magnetoresistive magnetometer having temperature compensation and simple domain stability
JP3623366B2 (en) * 1998-07-17 2005-02-23 アルプス電気株式会社 Magnetic field sensor provided with giant magnetoresistive effect element, manufacturing method and manufacturing apparatus thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0675339A1 (en) * 1994-03-28 1995-10-04 Sony Corporation Geomagnetic direction sensor
US5564194A (en) * 1994-05-31 1996-10-15 Sony Corporation Geomagnetic direction sensor

Also Published As

Publication number Publication date
WO2002068979A1 (en) 2002-09-06
GB2372574A (en) 2002-08-28
GB0104546D0 (en) 2001-04-11

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Legal Events

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

Effective date: 20050222