JP2013537626A5 - - Google Patents

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Publication number
JP2013537626A5
JP2013537626A5 JP2013521782A JP2013521782A JP2013537626A5 JP 2013537626 A5 JP2013537626 A5 JP 2013537626A5 JP 2013521782 A JP2013521782 A JP 2013521782A JP 2013521782 A JP2013521782 A JP 2013521782A JP 2013537626 A5 JP2013537626 A5 JP 2013537626A5
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JP
Japan
Prior art keywords
frequency
magnetic field
field sensor
signal
change
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JP2013521782A
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English (en)
Japanese (ja)
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JP2013537626A (ja
JP5864573B2 (ja
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Priority claimed from US12/845,115 external-priority patent/US8564285B2/en
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Publication of JP2013537626A5 publication Critical patent/JP2013537626A5/ja
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JP2013521782A 2010-07-28 2011-06-07 検知した磁場信号とノイズ信号との間の識別を改良した磁場センサ Active JP5864573B2 (ja)

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

Publications (3)

Publication Number Publication Date
JP2013537626A JP2013537626A (ja) 2013-10-03
JP2013537626A5 true JP2013537626A5 (enExample) 2014-06-19
JP5864573B2 JP5864573B2 (ja) 2016-02-17

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JP2013521782A Active JP5864573B2 (ja) 2010-07-28 2011-06-07 検知した磁場信号とノイズ信号との間の識別を改良した磁場センサ

Country Status (6)

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

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8729892B2 (en) * 2011-04-01 2014-05-20 Allegro Microsystems, Llc Differential magnetic field sensor structure for orientation independent measurement
CN102820860A (zh) * 2012-07-26 2012-12-12 上海新进半导体制造有限公司 霍尔电压传感器、放大器电路、测试电路及方法
US9018948B2 (en) * 2012-07-26 2015-04-28 Infineon Technologies Ag Hall sensors and sensing methods
US8779824B2 (en) * 2012-12-17 2014-07-15 Qualcomm Incorporated Clock distribution using MTJ sensing
JP6297782B2 (ja) * 2013-02-28 2018-03-20 旭化成エレクトロニクス株式会社 ホール起電力信号検出回路及びその電流センサ
WO2014189733A1 (en) 2013-05-24 2014-11-27 Allegro Microsystems, Llc Magnetic field sensor for detecting a magnetic field in any direction above thresholds
US9733106B2 (en) 2013-05-24 2017-08-15 Allegro Microsystems, Llc Magnetic field sensor to detect a magnitude of a magnetic field in any direction
EP3199967B1 (en) 2013-12-26 2023-05-17 Allegro MicroSystems, LLC Methods and apparatus for sensor diagnostics
US9547048B2 (en) * 2014-01-14 2017-01-17 Allegro Micosystems, LLC Circuit and method for reducing an offset component of a plurality of vertical hall elements arranged in a circle
US9851416B2 (en) * 2014-07-22 2017-12-26 Allegro Microsystems, Llc Systems and methods for magnetic field sensors with self-test
US9696182B2 (en) * 2014-08-08 2017-07-04 Johnson Electric S.A. Magnetic sensor and an integrated circuit
US9716453B2 (en) * 2014-08-08 2017-07-25 Johnson Electric S.A. Magnetic sensor and an integrated circuit
US9692329B2 (en) * 2014-08-08 2017-06-27 Johnson Electric S.A. Magnetic sensor and an integrated circuit
EP3057239B1 (en) * 2015-02-16 2024-04-03 IMEC vzw A front-end system for a radio device
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
CN105548662A (zh) * 2016-02-23 2016-05-04 武汉市聚芯微电子有限责任公司 一种具有快速瞬态响应的霍尔效应电流传感器
DE102017108972A1 (de) * 2016-04-29 2017-11-02 Johnson Electric S.A. Magnetsensor-Integrierte-Schaltung, Motoranordnung und Gebrauchsgerät
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
DE102017108974A1 (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
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
US11848682B2 (en) 2022-01-11 2023-12-19 Allegro Microsystems, Llc Diagnostic circuits and methods for analog-to-digital converters
WO2024143144A1 (ja) * 2022-12-27 2024-07-04 ＴｏｐｏＬｏｇｉｃ株式会社 信号処理方法、信号処理システム及び信号処理プログラム
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

Family Cites Families (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4065722A (en) * 1976-12-27 1977-12-27 Glenayre Electronics, Ltd. Demodulation method and circuit for discretely modulated ac signals
EP0049087B2 (en) 1980-09-27 1991-03-13 The Marconi Company Limited Radar, sonar and similar systems
JPS598410A (ja) * 1982-07-05 1984-01-17 Advantest Corp 周波数掃引信号発生装置
US4603305A (en) * 1984-07-24 1986-07-29 Cushman Electronics, Inc. Apparatus and method for sweep oscillator calibration
JPS61223572A (ja) * 1985-03-28 1986-10-04 Nippon Denso Co Ltd ホ−ルセンサ−誤差変動分補正回路
US5023571A (en) 1989-09-29 1991-06-11 Hewlett-Packard Company Digitally-synchronized sweep signal source
US5334944A (en) * 1990-06-04 1994-08-02 Sumitomo Electric Industries, Ltd. Differential amplifier circuit for enhancing small voltage signals
US5115202A (en) 1991-04-10 1992-05-19 Analog Devices, Inc. Chopper-stabilized amplifier with spread-spectrum clocking
KR0157500B1 (ko) * 1994-03-25 1998-11-16 김광호 자동주파수조절방법 및 그 장치
US5621319A (en) * 1995-12-08 1997-04-15 Allegro Microsystems, Inc. Chopped hall sensor with synchronously chopped sample-and-hold circuit
US5751747A (en) * 1995-12-20 1998-05-12 California Institute Of Technology Linear swept frequency generator
US6201835B1 (en) 1999-03-05 2001-03-13 Burr-Brown Corporation Frequency-shaped pseudo-random chopper stabilization circuit and method for delta-sigma modulator
US6130578A (en) 1999-04-20 2000-10-10 Analog Devices, Inc. Chopper-stabilized amplifier with digital frequency modulated clocking and method
DE10031522B9 (de) * 2000-06-28 2007-07-12 Infineon Technologies Ag Frequenzkompensierte Verstärkeranordnung und Verfahren zum Betrieb einer frequenzkompensierten Verstärkeranordnung
DE10032530C2 (de) * 2000-07-05 2002-10-24 Infineon Technologies Ag Verstärkerschaltung mit Offsetkompensation
JP3662841B2 (ja) * 2000-12-05 2005-06-22 アンリツ産機システム株式会社 金属検出機
US6833693B2 (en) 2003-04-30 2004-12-21 Agilent Technologies, Inc. EMI reduction of power converters by way of controlled randomized modulation of oscillating signals
JP4050679B2 (ja) * 2003-09-16 2008-02-20 日本電信電話株式会社 無線通信受信機
EP1637898A1 (en) * 2004-09-16 2006-03-22 Liaisons Electroniques-Mecaniques Lem S.A. Continuously calibrated magnetic field sensor
WO2006058006A2 (en) 2004-11-22 2006-06-01 Baker Hughes Incorporated Identification of the channel frequency response using chirps and stepped frequencies
EP1949122A2 (en) * 2005-09-22 2008-07-30 Koninklijke Philips Electronics N.V. Sensor device with generator and sensor current sources
JP2007158583A (ja) * 2005-12-02 2007-06-21 Matsushita Electric Ind Co Ltd 受信装置
US7425821B2 (en) * 2006-10-19 2008-09-16 Allegro Microsystems, Inc. Chopped Hall effect sensor
JP4884299B2 (ja) * 2007-05-18 2012-02-29 旭化成エレクトロニクス株式会社 磁気検出装置
US20100308816A1 (en) * 2007-10-29 2010-12-09 Tokyo Institute Of Technology Physical quantity detection device
US8154281B2 (en) 2008-04-17 2012-04-10 Infineon Technologies Ag Sensor system wherein spinning phases of the spinning current hall sensor are lengthened in residual offset adjustment
US7605647B1 (en) 2008-04-29 2009-10-20 Allegro Microsystems, Inc. Chopper-stabilized amplifier and magnetic field sensor
CN201233438Y (zh) * 2008-07-29 2009-05-06 比亚迪股份有限公司 一种霍尔传感器
JP2010107460A (ja) * 2008-10-31 2010-05-13 Sanyo Electric Co Ltd 磁気センサ制御回路、及び磁界測定装置
WO2011011479A1 (en) * 2009-07-22 2011-01-27 Allegro Microsystems, Inc. Circuits and methods for generating a diagnostic mode of operation in a magnetic field sensor
EP2402777B1 (en) 2010-06-30 2013-01-09 LEM Intellectual Property SA Autonomously calibrated magnetic field sensor

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