JP5052982B2 - 磁気センサ回路 - Google Patents

磁気センサ回路 Download PDF

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Publication number
JP5052982B2
JP5052982B2 JP2007193084A JP2007193084A JP5052982B2 JP 5052982 B2 JP5052982 B2 JP 5052982B2 JP 2007193084 A JP2007193084 A JP 2007193084A JP 2007193084 A JP2007193084 A JP 2007193084A JP 5052982 B2 JP5052982 B2 JP 5052982B2
Authority
JP
Japan
Prior art keywords
voltage
circuit
output
switch
magnetic sensor
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
JP2007193084A
Other languages
English (en)
Japanese (ja)
Other versions
JP2009031027A (ja
JP2009031027A5 (enExample
Inventor
正一 杉浦
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.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
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
Priority to JP2007193084A priority Critical patent/JP5052982B2/ja
Application filed by Seiko Instruments Inc filed Critical Seiko Instruments Inc
Priority to PCT/JP2008/062522 priority patent/WO2009014013A1/ja
Priority to CN2008801005999A priority patent/CN101802632B/zh
Priority to EP08791070A priority patent/EP2101184B1/en
Priority to AT08791070T priority patent/ATE527551T1/de
Priority to US12/594,894 priority patent/US8274281B2/en
Priority to KR1020097014905A priority patent/KR101118457B1/ko
Priority to TW097126654A priority patent/TWI427311B/zh
Publication of JP2009031027A publication Critical patent/JP2009031027A/ja
Publication of JP2009031027A5 publication Critical patent/JP2009031027A5/ja
Application granted granted Critical
Publication of JP5052982B2 publication Critical patent/JP5052982B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • 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
    • G01R33/0023—Electronic aspects, e.g. circuits for stimulation, evaluation, control; Treating the measured signals; calibration

Landscapes

  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Magnetic Variables (AREA)
  • Hall/Mr Elements (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
JP2007193084A 2007-07-25 2007-07-25 磁気センサ回路 Expired - Fee Related JP5052982B2 (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP2007193084A JP5052982B2 (ja) 2007-07-25 2007-07-25 磁気センサ回路
CN2008801005999A CN101802632B (zh) 2007-07-25 2008-07-10 磁性传感器电路
EP08791070A EP2101184B1 (en) 2007-07-25 2008-07-10 Magnetic sensor circuit
AT08791070T ATE527551T1 (de) 2007-07-25 2008-07-10 Magnetsensorschaltung
PCT/JP2008/062522 WO2009014013A1 (ja) 2007-07-25 2008-07-10 磁気センサ回路
US12/594,894 US8274281B2 (en) 2007-07-25 2008-07-10 Magnetic sensor circuit for detecting and monitoring a magnetic field
KR1020097014905A KR101118457B1 (ko) 2007-07-25 2008-07-10 자기 센서 회로
TW097126654A TWI427311B (zh) 2007-07-25 2008-07-14 Magnetic sensor circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007193084A JP5052982B2 (ja) 2007-07-25 2007-07-25 磁気センサ回路

Publications (3)

Publication Number Publication Date
JP2009031027A JP2009031027A (ja) 2009-02-12
JP2009031027A5 JP2009031027A5 (enExample) 2010-06-03
JP5052982B2 true JP5052982B2 (ja) 2012-10-17

Family

ID=40281271

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2007193084A Expired - Fee Related JP5052982B2 (ja) 2007-07-25 2007-07-25 磁気センサ回路

Country Status (8)

Country Link
US (1) US8274281B2 (enExample)
EP (1) EP2101184B1 (enExample)
JP (1) JP5052982B2 (enExample)
KR (1) KR101118457B1 (enExample)
CN (1) CN101802632B (enExample)
AT (1) ATE527551T1 (enExample)
TW (1) TWI427311B (enExample)
WO (1) WO2009014013A1 (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101406772B1 (ko) 2007-10-22 2014-06-19 다우 글로벌 테크놀로지스 엘엘씨 중합체 조성물 및 제품의 성형방법
JP2010281764A (ja) * 2009-06-08 2010-12-16 Sanyo Electric Co Ltd オフセットキャンセル回路
JP2011075338A (ja) 2009-09-29 2011-04-14 Seiko Instruments Inc 磁気センサ回路
JP5411818B2 (ja) * 2010-08-26 2014-02-12 セミコンダクター・コンポーネンツ・インダストリーズ・リミテッド・ライアビリティ・カンパニー 半導体装置
TWI439046B (zh) 2011-08-12 2014-05-21 Richtek Technology Corp 自動調零放大器及相關的偵測模組
JP5926081B2 (ja) * 2012-03-22 2016-05-25 エスアイアイ・セミコンダクタ株式会社 センサ装置
US9638548B2 (en) 2012-05-07 2017-05-02 Infineon Technologies Ag Output switching systems and methods for magnetic field sensors
EP2848957B1 (en) 2012-05-11 2017-03-29 Asahi Kasei Microdevices Corporation Magnetism detection device and magnetism detection method
JP6004758B2 (ja) * 2012-06-07 2016-10-12 エスアイアイ・セミコンダクタ株式会社 磁気センサ
CN102854535B (zh) * 2012-08-24 2015-03-11 中国船舶重工集团公司第七二二研究所 一种宽带磁性传感器
JP6503198B2 (ja) * 2015-03-05 2019-04-17 エイブリック株式会社 比較回路およびセンサ装置
JP2018054473A (ja) * 2016-09-29 2018-04-05 アイシン精機株式会社 磁気センサ及び磁気センサシステム
US11016151B2 (en) * 2018-03-14 2021-05-25 Ablic Inc. Semiconductor device and method of adjusting the same

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2776783B2 (ja) 1995-12-19 1998-07-16 埼玉日本電気株式会社 移動状態検出回路
US6777932B2 (en) * 2000-03-23 2004-08-17 Matsushita Electric Industrial Co., Ltd. Magnetic field sensor
JP4451577B2 (ja) * 2001-07-26 2010-04-14 パナソニック株式会社 磁界センサ
JP3887275B2 (ja) * 2002-07-03 2007-02-28 東光株式会社 センサ回路
JP4049757B2 (ja) * 2004-03-12 2008-02-20 東光株式会社 磁気センサ回路
JP4303631B2 (ja) * 2004-04-09 2009-07-29 東光株式会社 センサ回路
JP4901720B2 (ja) * 2005-02-08 2012-03-21 ローム株式会社 磁気センサ回路、及び、その磁気センサ回路を有する携帯端末

Also Published As

Publication number Publication date
US20100117640A1 (en) 2010-05-13
TWI427311B (zh) 2014-02-21
CN101802632B (zh) 2013-04-24
ATE527551T1 (de) 2011-10-15
JP2009031027A (ja) 2009-02-12
EP2101184A1 (en) 2009-09-16
CN101802632A (zh) 2010-08-11
US8274281B2 (en) 2012-09-25
EP2101184A4 (en) 2010-09-15
KR101118457B1 (ko) 2012-03-06
TW200925629A (en) 2009-06-16
EP2101184B1 (en) 2011-10-05
KR20100039269A (ko) 2010-04-15
WO2009014013A1 (ja) 2009-01-29

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