WO2001094963A3 - Wheatstonebrücke, beinhaltend brückenelemente, bestehend aus einem spin-valve-system, sowie ein verfahren zu deren herstellung - Google Patents
Wheatstonebrücke, beinhaltend brückenelemente, bestehend aus einem spin-valve-system, sowie ein verfahren zu deren herstellung Download PDFInfo
- Publication number
- WO2001094963A3 WO2001094963A3 PCT/EP2001/006486 EP0106486W WO0194963A3 WO 2001094963 A3 WO2001094963 A3 WO 2001094963A3 EP 0106486 W EP0106486 W EP 0106486W WO 0194963 A3 WO0194963 A3 WO 0194963A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- bridge
- spin
- bridge elements
- producing
- ions
- Prior art date
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
- G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
- G01R33/09—Magnetoresistive devices
- G01R33/096—Magnetoresistive devices anisotropic magnetoresistance sensors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y25/00—Nanomagnetism, e.g. magnetoimpedance, anisotropic magnetoresistance, giant magnetoresistance or tunneling magnetoresistance
-
- 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
- G01R33/093—Magnetoresistive devices using multilayer structures, e.g. giant magnetoresistance sensors
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N50/00—Galvanomagnetic devices
- H10N50/01—Manufacture or treatment
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12375—All metal or with adjacent metals having member which crosses the plane of another member [e.g., T or X cross section, etc.]
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Hall/Mr Elements (AREA)
- Thin Magnetic Films (AREA)
- Measuring Magnetic Variables (AREA)
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/297,644 US6882145B2 (en) | 2000-06-09 | 2001-06-07 | Wheatstone bridge containing bridge elements, consisting of a spin-valve system and a method for producing the same |
EP01960282A EP1287372A2 (de) | 2000-06-09 | 2001-06-07 | Verfahren zur herstellung einer wheatstonebrücke, beinhaltend brückenelemente bestehend aus einem spin-valve-system |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10028640A DE10028640B4 (de) | 2000-06-09 | 2000-06-09 | Wheatstonebrücke, beinhaltend Brückenelemente, bestehend aus einem Spin-Valve-System, sowie ein Verfahren zu deren Herstellung |
DE10028640.2 | 2000-06-09 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2001094963A2 WO2001094963A2 (de) | 2001-12-13 |
WO2001094963A3 true WO2001094963A3 (de) | 2002-04-04 |
Family
ID=7645271
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2001/006486 WO2001094963A2 (de) | 2000-06-09 | 2001-06-07 | Wheatstonebrücke, beinhaltend brückenelemente, bestehend aus einem spin-valve-system, sowie ein verfahren zu deren herstellung |
Country Status (4)
Country | Link |
---|---|
US (1) | US6882145B2 (de) |
EP (1) | EP1287372A2 (de) |
DE (1) | DE10028640B4 (de) |
WO (1) | WO2001094963A2 (de) |
Families Citing this family (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10214946B4 (de) * | 2002-04-04 | 2006-01-19 | "Stiftung Caesar" (Center Of Advanced European Studies And Research) | TMR-Sensor |
DE10217598C1 (de) * | 2002-04-19 | 2003-10-16 | Siemens Ag | Schaltungseinrichtung mit mindestens zwei invertierte Ausgangssignale erzeugenden magnetoresistiven Schaltungselementen |
DE10217593C1 (de) * | 2002-04-19 | 2003-10-16 | Siemens Ag | Schaltungsteil mit mindestens zwei magnetoresistiven Schichtelementen mit invertierten Ausgangssignalen |
DE10222395B4 (de) * | 2002-05-21 | 2010-08-05 | Siemens Ag | Schaltungseinrichtung mit mehreren TMR-Sensorelementen |
JP4117175B2 (ja) * | 2002-10-03 | 2008-07-16 | アルプス電気株式会社 | 回転角検出装置 |
US7259545B2 (en) * | 2003-02-11 | 2007-08-21 | Allegro Microsystems, Inc. | Integrated sensor |
US7009268B2 (en) * | 2004-04-21 | 2006-03-07 | Hewlett-Packard Development Company, L.P. | Wheatstone bridge scheme for sensor |
US7777607B2 (en) * | 2004-10-12 | 2010-08-17 | Allegro Microsystems, Inc. | Resistor having a predetermined temperature coefficient |
SE529125C2 (sv) * | 2005-03-02 | 2007-05-08 | Tetra Laval Holdings & Finance | Sätt och anordning för att bestämma läget hos ett förpackningsmaterial med magnetiska markeringar |
JP2007024598A (ja) * | 2005-07-13 | 2007-02-01 | Denso Corp | 磁気センサ |
JP4573736B2 (ja) * | 2005-08-31 | 2010-11-04 | 三菱電機株式会社 | 磁界検出装置 |
US7768083B2 (en) | 2006-01-20 | 2010-08-03 | Allegro Microsystems, Inc. | Arrangements for an integrated sensor |
FR2899377B1 (fr) * | 2006-03-30 | 2008-08-08 | Centre Nat Rech Scient | Procede de realisation de structures en multicouches a proprietes controlees |
DE102006039490A1 (de) * | 2006-08-21 | 2008-03-27 | Institut für Physikalische Hochtechnologie e.V. | Magnetischer Sensor und Verfahren zu dessen Herstellung |
US8415755B2 (en) * | 2006-09-25 | 2013-04-09 | Massachusetts Institute Of Technology | Wheatstone-bridge magnetoresistive device |
GB2446146B (en) | 2007-01-31 | 2009-11-18 | Gm Global Tech Operations Inc | Arrangement of a two stage turbocharger system for an internal combustion engine |
US7795862B2 (en) | 2007-10-22 | 2010-09-14 | Allegro Microsystems, Inc. | Matching of GMR sensors in a bridge |
US7816905B2 (en) * | 2008-06-02 | 2010-10-19 | Allegro Microsystems, Inc. | Arrangements for a current sensing circuit and integrated current sensor |
JP5662357B2 (ja) * | 2009-03-10 | 2015-01-28 | ザ ボード オブ トラスティーズ オブ ザ レランド スタンフォード ジュニア ユニバーシティー | 磁気抵抗センサにおける温度及びドリフト補償 |
JP4947321B2 (ja) * | 2009-07-30 | 2012-06-06 | Tdk株式会社 | 回転角度検出装置 |
DE102010018874A1 (de) * | 2010-04-30 | 2011-11-03 | Siemens Aktiengesellschaft | Wheatstonebrücke mit XMR-Spinvalve-Systemen |
DE102010041646A1 (de) | 2010-09-29 | 2012-03-29 | Siemens Aktiengesellschaft | Schaltungsanordnung zum Erfassen eines Magnetfelds und Verfahren zum Ermitteln dessen magnetischer Feldstärke |
US8797024B2 (en) | 2011-02-01 | 2014-08-05 | Infineon Technologies Ag | Sensor |
US8416613B1 (en) | 2011-04-27 | 2013-04-09 | The United States Of America As Represented By The Secretary Of The Navy | Magnetoresistive bridge nonvolatile memory device |
US8952686B2 (en) * | 2011-10-25 | 2015-02-10 | Honeywell International Inc. | High current range magnetoresistive-based current sensor |
JP6064816B2 (ja) * | 2013-07-17 | 2017-01-25 | 株式会社デンソー | 回転センサ |
CN103592608B (zh) * | 2013-10-21 | 2015-12-23 | 江苏多维科技有限公司 | 一种用于高强度磁场的推挽桥式磁传感器 |
JP2015129700A (ja) * | 2014-01-08 | 2015-07-16 | アルプス電気株式会社 | 磁界回転検知センサ及び磁気エンコーダ |
US9625281B2 (en) * | 2014-12-23 | 2017-04-18 | Infineon Technologies Ag | Fail-safe operation of an angle sensor with mixed bridges having separate power supplies |
US9841469B2 (en) | 2016-01-26 | 2017-12-12 | Nxp Usa, Inc. | Magnetic field sensor with multiple sense layer magnetization orientations |
US9897667B2 (en) | 2016-01-26 | 2018-02-20 | Nxp Usa, Inc. | Magnetic field sensor with permanent magnet biasing |
US10545196B2 (en) | 2016-03-24 | 2020-01-28 | Nxp Usa, Inc. | Multiple axis magnetic sensor |
US10145907B2 (en) | 2016-04-07 | 2018-12-04 | Nxp Usa, Inc. | Magnetic field sensor with permanent magnet biasing |
US9933496B2 (en) * | 2016-04-21 | 2018-04-03 | Nxp Usa, Inc. | Magnetic field sensor with multiple axis sense capability |
US10901050B2 (en) | 2017-12-21 | 2021-01-26 | Isentek Inc. | Magnetic field sensing device including magnetoresistor wheatstone bridge |
US10935612B2 (en) | 2018-08-20 | 2021-03-02 | Allegro Microsystems, Llc | Current sensor having multiple sensitivity ranges |
CN210108386U (zh) * | 2019-06-12 | 2020-02-21 | 芯海科技(深圳)股份有限公司 | 一种传感装置和电子设备 |
US11385306B2 (en) | 2019-08-23 | 2022-07-12 | Western Digital Technologies, Inc. | TMR sensor with magnetic tunnel junctions with shape anisotropy |
US11169226B2 (en) * | 2019-08-27 | 2021-11-09 | Western Digital Technologies, Inc. | Magnetic sensor bias point adjustment method |
US11170806B2 (en) * | 2019-12-27 | 2021-11-09 | Western Digital Technologies, Inc. | Magnetic sensor array with single TMR film plus laser annealing and characterization |
US11187764B2 (en) | 2020-03-20 | 2021-11-30 | Allegro Microsystems, Llc | Layout of magnetoresistance element |
US11567108B2 (en) | 2021-03-31 | 2023-01-31 | Allegro Microsystems, Llc | Multi-gain channels for multi-range sensor |
US11994541B2 (en) | 2022-04-15 | 2024-05-28 | Allegro Microsystems, Llc | Current sensor assemblies for low currents |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0710850A2 (de) * | 1994-11-04 | 1996-05-08 | International Business Machines Corporation | Magnetfeldfühler und Verfahren zu ihrer Herstellung |
DE19743335C1 (de) * | 1997-09-30 | 1998-11-12 | Siemens Ag | Sensoreinrichtung mit einer Brückenschaltung ihrer einen großen magnetoresistiven Effekt zeigenden Brückenelemente |
US5904996A (en) * | 1996-07-05 | 1999-05-18 | U.S. Philips Corporation | Method of manufacturing a magnetic field sensor |
DE19830343C1 (de) * | 1998-07-07 | 2000-04-06 | Siemens Ag | Verfahren zur Herstellung eines Schichtaufbaus umfassend ein AAF-System sowie magnetoresistive Sensorsysteme |
US6070333A (en) * | 1997-01-24 | 2000-06-06 | Siemens Aktiengesellschaft | Electronic compass |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR940004986B1 (ko) * | 1984-08-27 | 1994-06-09 | 가부시기가이샤 히다찌세이사꾸쇼 | 자성막의 제조방법 및 그것을 사용한 자기헤드 |
DE4301704A1 (de) * | 1993-01-22 | 1994-07-28 | Siemens Ag | Vorrichtung zum Erfassen einer Winkelposition eines Objektes |
DE4317512C2 (de) * | 1993-05-26 | 1995-03-30 | Univ Schiller Jena | Vorrichtung zur berührungslosen Nullpunkt-, Positions- und Drehwinkelmessung |
DE19532674C1 (de) * | 1995-09-05 | 1996-11-07 | Inst Physikalische Hochtech Ev | Drehwinkelgeber unter Verwendung von Giant Magnetowiderstandsmaterialien |
DE19649265C2 (de) * | 1996-11-28 | 2001-03-15 | Inst Physikalische Hochtech Ev | GMR-Sensor mit einer Wheatstonebrücke |
EP1046048A1 (de) * | 1998-08-14 | 2000-10-25 | Koninklijke Philips Electronics N.V. | Magnetfeldfühler mit einem spin-tunnel-sperrschichtelement |
EP1892538A3 (de) * | 1999-06-18 | 2008-08-13 | Koninklijke Philips Electronics N.V. | Magnetische Systeme mit unumkehrbaren Eigenschaften und Verfahren zur Herstellung, zur Wiederherstellung und zum Betrieb derartiger Systeme |
DE60025146T2 (de) * | 1999-06-18 | 2006-08-24 | Koninklijke Philips Electronics N.V. | Herstellungsverfahren für eine magnetische fühleranordnung |
-
2000
- 2000-06-09 DE DE10028640A patent/DE10028640B4/de not_active Expired - Fee Related
-
2001
- 2001-06-07 WO PCT/EP2001/006486 patent/WO2001094963A2/de not_active Application Discontinuation
- 2001-06-07 EP EP01960282A patent/EP1287372A2/de not_active Withdrawn
- 2001-06-07 US US10/297,644 patent/US6882145B2/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0710850A2 (de) * | 1994-11-04 | 1996-05-08 | International Business Machines Corporation | Magnetfeldfühler und Verfahren zu ihrer Herstellung |
US5904996A (en) * | 1996-07-05 | 1999-05-18 | U.S. Philips Corporation | Method of manufacturing a magnetic field sensor |
US6070333A (en) * | 1997-01-24 | 2000-06-06 | Siemens Aktiengesellschaft | Electronic compass |
DE19743335C1 (de) * | 1997-09-30 | 1998-11-12 | Siemens Ag | Sensoreinrichtung mit einer Brückenschaltung ihrer einen großen magnetoresistiven Effekt zeigenden Brückenelemente |
DE19830343C1 (de) * | 1998-07-07 | 2000-04-06 | Siemens Ag | Verfahren zur Herstellung eines Schichtaufbaus umfassend ein AAF-System sowie magnetoresistive Sensorsysteme |
Also Published As
Publication number | Publication date |
---|---|
WO2001094963A2 (de) | 2001-12-13 |
DE10028640B4 (de) | 2005-11-03 |
US20040023064A1 (en) | 2004-02-05 |
EP1287372A2 (de) | 2003-03-05 |
US6882145B2 (en) | 2005-04-19 |
DE10028640A1 (de) | 2001-12-20 |
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