KR100852268B1 - 자기 검출장치 및 그것을 사용한 전자방위계 - Google Patents

자기 검출장치 및 그것을 사용한 전자방위계 Download PDF

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Publication number
KR100852268B1
KR100852268B1 KR1020077003218A KR20077003218A KR100852268B1 KR 100852268 B1 KR100852268 B1 KR 100852268B1 KR 1020077003218 A KR1020077003218 A KR 1020077003218A KR 20077003218 A KR20077003218 A KR 20077003218A KR 100852268 B1 KR100852268 B1 KR 100852268B1
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South Korea
Prior art keywords
current
magnetic field
voltage
magnetic
coil
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Expired - Fee Related
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KR1020077003218A
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English (en)
Korean (ko)
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KR20070083480A (ko
Inventor
마사시 후세
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알프스 덴키 가부시키가이샤
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    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C17/00—Compasses; Devices for ascertaining true or magnetic north for navigation or surveying purposes
    • G01C17/02—Magnetic compasses
    • G01C17/28—Electromagnetic compasses
    • 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
    • G01R33/09—Magnetoresistive devices

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Electromagnetism (AREA)
  • Measuring Magnetic Variables (AREA)
  • Geophysics And Detection Of Objects (AREA)
KR1020077003218A 2005-03-24 2006-03-17 자기 검출장치 및 그것을 사용한 전자방위계 Expired - Fee Related KR100852268B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JPJP-P-2005-00086292 2005-03-24
JP2005086292A JP2006266909A (ja) 2005-03-24 2005-03-24 磁気検出装置及びそれを用いた電子方位計

Publications (2)

Publication Number Publication Date
KR20070083480A KR20070083480A (ko) 2007-08-24
KR100852268B1 true KR100852268B1 (ko) 2008-08-14

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ID=37023711

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KR1020077003218A Expired - Fee Related KR100852268B1 (ko) 2005-03-24 2006-03-17 자기 검출장치 및 그것을 사용한 전자방위계

Country Status (5)

Country Link
EP (1) EP1783507A4 (enExample)
JP (1) JP2006266909A (enExample)
KR (1) KR100852268B1 (enExample)
CN (1) CN101006355A (enExample)
WO (1) WO2006101050A1 (enExample)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009101548A1 (en) * 2008-02-12 2009-08-20 Nxp B.V. Signal conditioning circuit for magnetoresistive sensors
US8269491B2 (en) 2008-02-27 2012-09-18 Allegro Microsystems, Inc. DC offset removal for a magnetic field sensor
JP2011164027A (ja) * 2010-02-12 2011-08-25 Alps Green Devices Co Ltd 電流センサ及び当該電流センサを備えたバッテリー
CN103328986B (zh) * 2011-01-11 2015-05-20 阿尔卑斯绿色器件株式会社 电流传感器
JP5102409B1 (ja) * 2012-04-10 2012-12-19 株式会社アイテス 電子パネルの検査装置
US9817078B2 (en) 2012-05-10 2017-11-14 Allegro Microsystems Llc Methods and apparatus for magnetic sensor having integrated coil
US10725100B2 (en) * 2013-03-15 2020-07-28 Allegro Microsystems, Llc Methods and apparatus for magnetic sensor having an externally accessible coil
JP2015219061A (ja) 2014-05-15 2015-12-07 Tdk株式会社 磁界検出センサ及びそれを用いた磁界検出装置
JP6450557B2 (ja) * 2014-10-09 2019-01-09 日置電機株式会社 測定装置および測定方法ならびにプログラム
CN107076783B (zh) * 2014-10-10 2019-11-05 日立金属株式会社 电流检测方法、电流检测装置、电流检测装置的信号修正方法、以及电流检测装置的信号修正装置

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57187671A (en) 1981-05-15 1982-11-18 Nec Corp Magnetism sensor
JPH06174471A (ja) * 1992-12-10 1994-06-24 Casio Comput Co Ltd 電子式方位計

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01199179A (ja) * 1988-02-04 1989-08-10 Mitsubishi Electric Corp 超伝導磁力計
US5091697A (en) * 1989-07-31 1992-02-25 Ii Morrow, Inc. Low power, high accuracy magnetometer and magnetic field strength measurement method
US5644851A (en) * 1991-12-20 1997-07-08 Blank; Rodney K. Compensation system for electronic compass
WO1997046892A2 (en) * 1996-06-05 1997-12-11 Regents Of The University Of Minnesota Magnetoresistance sensor having minimal hysteresis problems
US6653831B2 (en) * 2001-11-20 2003-11-25 Gentex Corporation Magnetometer having a dynamically adjustable bias setting and electronic vehicle compass incorporating the same

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57187671A (en) 1981-05-15 1982-11-18 Nec Corp Magnetism sensor
JPH06174471A (ja) * 1992-12-10 1994-06-24 Casio Comput Co Ltd 電子式方位計

Also Published As

Publication number Publication date
EP1783507A1 (en) 2007-05-09
KR20070083480A (ko) 2007-08-24
CN101006355A (zh) 2007-07-25
WO2006101050A1 (ja) 2006-09-28
EP1783507A4 (en) 2008-04-16
JP2006266909A (ja) 2006-10-05

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