DE69619930D1 - Magnetfeldfühler - Google Patents
MagnetfeldfühlerInfo
- Publication number
- DE69619930D1 DE69619930D1 DE69619930T DE69619930T DE69619930D1 DE 69619930 D1 DE69619930 D1 DE 69619930D1 DE 69619930 T DE69619930 T DE 69619930T DE 69619930 T DE69619930 T DE 69619930T DE 69619930 D1 DE69619930 D1 DE 69619930D1
- Authority
- DE
- Germany
- Prior art keywords
- magnetic field
- field sensors
- sensors
- magnetic
- field
- 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 - Lifetime
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
- G01R33/022—Measuring gradient
Landscapes
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Measuring Magnetic Variables (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP07291450A JP3126642B2 (ja) | 1995-11-09 | 1995-11-09 | 磁界センサ |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69619930D1 true DE69619930D1 (de) | 2002-04-25 |
DE69619930T2 DE69619930T2 (de) | 2002-10-24 |
Family
ID=17769031
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69619930T Expired - Lifetime DE69619930T2 (de) | 1995-11-09 | 1996-10-21 | Magnetfeldfühler |
Country Status (4)
Country | Link |
---|---|
US (1) | US5831432A (de) |
EP (1) | EP0773449B1 (de) |
JP (1) | JP3126642B2 (de) |
DE (1) | DE69619930T2 (de) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0828161B1 (de) | 1996-08-23 | 2003-10-29 | Canon Denshi Kabushiki Kaisha | Verfahren und Vorrichtung zur Feststellung der Drehung von Rädern |
EP0862064A3 (de) * | 1997-02-26 | 2001-04-18 | Securiton General Control Systems Gesellschaft m.b.H. | Verfahren zur Herstellung eines Magnetfeldsensors und nach diesem Verfahren hergestellter Sensor |
CA2267299A1 (en) * | 1997-07-29 | 1999-02-11 | Shuji Ueno | Magnetic impedance effect device |
US6232775B1 (en) * | 1997-12-26 | 2001-05-15 | Alps Electric Co., Ltd | Magneto-impedance element, and azimuth sensor, autocanceler and magnetic head using the same |
US6268725B1 (en) * | 1998-04-29 | 2001-07-31 | Medtronic, Inc. | Flux-gate magnetometer with drive signal for reducing effects of electromagnetic interference |
US6472868B1 (en) | 1998-08-05 | 2002-10-29 | Minebea Co., Ltd. | Magnetic impedance element having at least two thin film-magnetic cores |
US6229307B1 (en) * | 1998-08-12 | 2001-05-08 | Minebea Co., Ltd. | Magnetic sensor |
JP3559459B2 (ja) | 1998-12-14 | 2004-09-02 | 株式会社東芝 | 磁界センサ |
US6434516B1 (en) | 1999-11-12 | 2002-08-13 | Balluff, Inc. | Method and apparatus for synthesizing an incremental signal |
KR100383564B1 (ko) * | 2000-02-17 | 2003-05-12 | 주식회사 코디소프트 | 임피던스 밸브형 물질 형성 방법 및 그 임피던스 밸브형 물질 |
JP2002195854A (ja) * | 2000-12-25 | 2002-07-10 | Aichi Steel Works Ltd | 回転検出センサ |
US6727692B2 (en) | 2001-02-15 | 2004-04-27 | Petru Ciureanu | Magnetic field sensor with enhanced sensitivity, internal biasing and magnetic memory |
JP2002247751A (ja) | 2001-02-16 | 2002-08-30 | Fuji Electric Co Ltd | 過負荷電流保安装置 |
JP2002247749A (ja) | 2001-02-16 | 2002-08-30 | Fuji Electric Co Ltd | 過負荷電流保安装置 |
US6757635B2 (en) | 2001-12-12 | 2004-06-29 | Balluff, Inc. | Programmed method and apparatus for quadrature output sensors |
JP3786887B2 (ja) * | 2002-03-04 | 2006-06-14 | アイチ・マイクロ・インテリジェント株式会社 | 磁気検出器 |
KR100743384B1 (ko) * | 2003-07-18 | 2007-07-30 | 아이치 세이코우 가부시키가이샤 | 3차원 자기 방위센서 및 마그네토-임피던스 센서 소자 |
KR100666292B1 (ko) * | 2003-08-25 | 2007-01-11 | 아이치 세이코우 가부시키가이샤 | 자기 센서 |
JP4698958B2 (ja) * | 2004-03-05 | 2011-06-08 | 東北電力株式会社 | 電線の導体欠陥検知用センサ |
JP4698959B2 (ja) * | 2004-03-05 | 2011-06-08 | 東北電力株式会社 | 電線の導体欠陥検知用センサ |
US7145321B2 (en) | 2005-02-25 | 2006-12-05 | Sandquist David A | Current sensor with magnetic toroid |
US7729770B2 (en) | 2006-04-26 | 2010-06-01 | Medtronic, Inc. | Isolation circuitry and method for gradient field safety in an implantable medical device |
US7405559B1 (en) | 2006-06-26 | 2008-07-29 | The United States Of America As Represented By The Secretary Of The Navy | Low-power giant magneto-impedance magnetic detector that utilizes a crystal controlled oscillator |
ES2339622B1 (es) | 2007-05-29 | 2011-06-13 | INSTITUTO NACIONAL DE TECNICA AEROESPACIAL "ESTEBAN TERRADAS" | Metodo y dispositivo para la medicion de gradiente magnetico y susceptibilidad magnetica de un material. |
US9254898B2 (en) | 2008-11-21 | 2016-02-09 | Raytheon Company | Hull robot with rotatable turret |
US9440717B2 (en) | 2008-11-21 | 2016-09-13 | Raytheon Company | Hull robot |
US8393421B2 (en) | 2009-10-14 | 2013-03-12 | Raytheon Company | Hull robot drive system |
DE102011110074A1 (de) * | 2010-08-14 | 2012-03-22 | Micro-Epsilon Messtechnik Gmbh & Co. Kg | Verfahren und Vorrichtung zur Erfassung von Magnetfeldern |
JP5429717B2 (ja) | 2011-03-07 | 2014-02-26 | 国立大学法人名古屋大学 | 磁気検出装置 |
CN104303019A (zh) * | 2012-05-14 | 2015-01-21 | 株式会社阿米泰克 | 位置检测装置 |
US9051028B2 (en) * | 2012-09-14 | 2015-06-09 | Raytheon Company | Autonomous hull inspection |
US8779881B2 (en) * | 2012-09-21 | 2014-07-15 | Cambridge Silicon Radio Limited | Varying inductance |
JP6187652B2 (ja) * | 2016-08-11 | 2017-08-30 | 愛知製鋼株式会社 | 磁界測定装置 |
JP2018091643A (ja) * | 2016-11-30 | 2018-06-14 | 矢崎総業株式会社 | 磁界検出センサ |
US10591320B2 (en) * | 2017-12-11 | 2020-03-17 | Nxp B.V. | Magnetoresistive sensor with stray field cancellation and systems incorporating same |
US11719768B2 (en) * | 2021-03-24 | 2023-08-08 | Showa Denko K.K. | Magnetic sensor and magnetic sensor device |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3065413A (en) * | 1945-09-29 | 1962-11-20 | Bell Telephone Labor Inc | Magnetic gradiometer system |
FR1585806A (de) * | 1968-10-10 | 1970-01-30 | ||
JPS5284719A (en) * | 1976-12-27 | 1977-07-14 | Mishima Kosan Co Ltd | Method of producing magnetic detecting integrated head |
EP0065830A1 (de) * | 1981-05-07 | 1982-12-01 | EMI Limited | Anordnung mit magnetischem Widerstandsmessfühler |
US4739263A (en) * | 1985-07-15 | 1988-04-19 | Tdk Corporation | Magnetic sensor using the earth's magnetism |
JPH0534426A (ja) * | 1991-07-29 | 1993-02-09 | Yoshihiro Murakami | 磁気計測法 |
FR2687478B1 (fr) * | 1992-02-18 | 1997-08-08 | Thomson Csf | Dispositif de mesure d'un gradient de champ magnetique dont les erreurs de sensibilite et de desalignement sont minimisees. |
JP3197414B2 (ja) * | 1993-12-22 | 2001-08-13 | 科学技術振興事業団 | 磁気インピーダンス効果素子 |
JPH07244137A (ja) * | 1994-03-02 | 1995-09-19 | Mitsumi Electric Co Ltd | 磁界センサ |
JP3321341B2 (ja) * | 1995-09-14 | 2002-09-03 | 科学技術振興事業団 | 双安定磁気素子及びその製造方法 |
-
1995
- 1995-11-09 JP JP07291450A patent/JP3126642B2/ja not_active Expired - Lifetime
-
1996
- 1996-05-30 US US08/655,433 patent/US5831432A/en not_active Expired - Lifetime
- 1996-10-21 EP EP96116894A patent/EP0773449B1/de not_active Expired - Lifetime
- 1996-10-21 DE DE69619930T patent/DE69619930T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0773449A2 (de) | 1997-05-14 |
JPH09133742A (ja) | 1997-05-20 |
DE69619930T2 (de) | 2002-10-24 |
EP0773449B1 (de) | 2002-03-20 |
US5831432A (en) | 1998-11-03 |
EP0773449A3 (de) | 1998-11-25 |
JP3126642B2 (ja) | 2001-01-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: FIENER, J., PAT.-ANW., 87719 MINDELHEIM |