KR101890619B1 - 검출된 자기장 신호와 노이즈 신호 사이의 개선된 구별을 갖는 자기장 센서 - Google Patents

검출된 자기장 신호와 노이즈 신호 사이의 개선된 구별을 갖는 자기장 센서 Download PDF

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KR101890619B1
KR101890619B1 KR1020137002131A KR20137002131A KR101890619B1 KR 101890619 B1 KR101890619 B1 KR 101890619B1 KR 1020137002131 A KR1020137002131 A KR 1020137002131A KR 20137002131 A KR20137002131 A KR 20137002131A KR 101890619 B1 KR101890619 B1 KR 101890619B1
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frequency
signal
magnetic field
modulation
field sensor
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KR20130042559A (ko
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에르난 디. 로메로
헤라르도 몬레알
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알레그로 마이크로시스템스, 엘엘씨
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    • 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
    • G01R33/07—Hall effect devices
    • 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
    • G01R33/0023—Electronic aspects, e.g. circuits for stimulation, evaluation, control; Treating the measured signals; calibration
    • G01R33/0029—Treating the measured signals, e.g. removing offset or noise

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  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Magnetic Variables (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
KR1020137002131A 2010-07-28 2011-06-07 검출된 자기장 신호와 노이즈 신호 사이의 개선된 구별을 갖는 자기장 센서 Active KR101890619B1 (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/845,115 2010-07-28
US12/845,115 US8564285B2 (en) 2010-07-28 2010-07-28 Magnetic field sensor with improved differentiation between a sensed magnetic field signal and a noise signal
PCT/US2011/039394 WO2012015533A1 (en) 2010-07-28 2011-06-07 Magnetic field sensor with improved differentiation between a sensed magnetic field signal and a noise signal

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KR20130042559A KR20130042559A (ko) 2013-04-26
KR101890619B1 true KR101890619B1 (ko) 2018-08-22

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KR1020137002131A Active KR101890619B1 (ko) 2010-07-28 2011-06-07 검출된 자기장 신호와 노이즈 신호 사이의 개선된 구별을 갖는 자기장 센서

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US (1) US8564285B2 (enExample)
JP (1) JP5864573B2 (enExample)
KR (1) KR101890619B1 (enExample)
CN (1) CN103038658B (enExample)
DE (1) DE112011102509B4 (enExample)
WO (1) WO2012015533A1 (enExample)

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US9523742B2 (en) 2015-04-27 2016-12-20 Allegro Microsystems, Llc Circuits and methods for modulating current in circuits comprising sensing elements
US9605975B2 (en) 2015-06-05 2017-03-28 Allegro Micorsystems, Llc Magnetic field sensor for orientation independent speed and direction measurement
US10001529B2 (en) * 2015-09-03 2018-06-19 Texas Instruments Incorporated Low-offset Graphene Hall sensor
US10101410B2 (en) 2015-10-21 2018-10-16 Allegro Microsystems, Llc Methods and apparatus for sensor having fault trip level setting
US10527703B2 (en) * 2015-12-16 2020-01-07 Allegro Microsystems, Llc Circuits and techniques for performing self-test diagnostics in a magnetic field sensor
FR3047318B1 (fr) * 2016-01-29 2019-05-03 Continental Automotive France Procede et dispositif de test d'un capteur de detection pour vehicule automobile
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CN107340483B (zh) * 2016-04-29 2021-08-20 德昌电机(深圳)有限公司 一种磁传感器、磁传感器集成电路、电机组件及应用设备
DE102017108972A1 (de) * 2016-04-29 2017-11-02 Johnson Electric S.A. Magnetsensor-Integrierte-Schaltung, Motoranordnung und Gebrauchsgerät
CN107332394B (zh) * 2016-04-29 2020-08-04 德昌电机(深圳)有限公司 一种磁传感器、磁传感器集成电路、电机组件及应用设备
DE102017108974A1 (de) * 2016-04-29 2017-11-02 Johnson Electric S.A. Magnetsensor-Integrierte-Schaltung, Motoranordnung und Gebrauchsgerät
KR102597387B1 (ko) * 2016-12-02 2023-11-06 퍼듀 리서치 파운데이션 차량 배터리 전류 감지 시스템
US11415643B2 (en) 2018-12-06 2022-08-16 Texas Instruments Incorporated Amplification using ambipolar hall effect in graphene
US11035912B2 (en) * 2019-05-03 2021-06-15 The Board Of Trustees Of The Leland Stanford Junior University No-switching AC magnetic hall-effect measurement method
CN110907868B (zh) * 2019-12-13 2022-09-02 中国人民解放军国防科技大学 巨磁阻抗传感器探头激励与信号采集同步方法、系统及巨磁阻抗传感器
US11333718B2 (en) 2020-04-15 2022-05-17 Allegro Microsystems, Llc Sensors having dynamic phase compensation
US11408945B2 (en) 2020-11-18 2022-08-09 Allegro Microsystems, Llc Magnetic field sensor with stacked transducers and capacitive summing amplifier
US11802922B2 (en) 2021-01-13 2023-10-31 Allegro Microsystems, Llc Circuit for reducing an offset component of a plurality of vertical hall elements arranged in one or more circles
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WO2025019372A1 (en) * 2023-07-14 2025-01-23 The Board Of Trustees Of The Leland Stanford Junior University Magnetic field sensing at dc and high frequencies simultaneously

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Also Published As

Publication number Publication date
DE112011102509T5 (de) 2013-05-02
CN103038658B (zh) 2015-09-16
JP5864573B2 (ja) 2016-02-17
DE112011102509B4 (de) 2023-06-15
US8564285B2 (en) 2013-10-22
KR20130042559A (ko) 2013-04-26
JP2013537626A (ja) 2013-10-03
CN103038658A (zh) 2013-04-10
WO2012015533A1 (en) 2012-02-02
US20120025817A1 (en) 2012-02-02

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