DE69611336D1 - Magnetoresistives Element mit grossem Magneto-Widerstand bei geringem Feld - Google Patents
Magnetoresistives Element mit grossem Magneto-Widerstand bei geringem FeldInfo
- Publication number
- DE69611336D1 DE69611336D1 DE69611336T DE69611336T DE69611336D1 DE 69611336 D1 DE69611336 D1 DE 69611336D1 DE 69611336 T DE69611336 T DE 69611336T DE 69611336 T DE69611336 T DE 69611336T DE 69611336 D1 DE69611336 D1 DE 69611336D1
- Authority
- DE
- Germany
- Prior art keywords
- magnetoresistive element
- small field
- large magnetoresistance
- magnetoresistance
- small
- 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
- G01R33/06—Measuring direction or magnitude of magnetic fields or magnetic flux using galvano-magnetic devices
- G01R33/09—Magnetoresistive devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B82—NANOTECHNOLOGY
- B82Y—SPECIFIC USES OR APPLICATIONS OF NANOSTRUCTURES; MEASUREMENT OR ANALYSIS OF NANOSTRUCTURES; MANUFACTURE OR TREATMENT OF NANOSTRUCTURES
- B82Y10/00—Nanotechnology for information processing, storage or transmission, e.g. quantum computing or single electron logic
-
- 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
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
- G11B5/3903—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects using magnetic thin film layers or their effects, the films being part of integrated structures
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
- G11B5/3903—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects using magnetic thin film layers or their effects, the films being part of integrated structures
- G11B5/3906—Details related to the use of magnetic thin film layers or to their effects
- G11B5/3916—Arrangements in which the active read-out elements are coupled to the magnetic flux of the track by at least one magnetic thin film flux guide
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/127—Structure or manufacture of heads, e.g. inductive
- G11B5/33—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only
- G11B5/39—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects
- G11B2005/3996—Structure or manufacture of flux-sensitive heads, i.e. for reproduction only; Combination of such heads with means for recording or erasing only using magneto-resistive devices or effects large or giant magnetoresistive effects [GMR], e.g. as generated in spin-valve [SV] devices
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Nanotechnology (AREA)
- Physics & Mathematics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Manufacturing & Machinery (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Hall/Mr Elements (AREA)
- Thin Magnetic Films (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US374295P | 1995-09-14 | 1995-09-14 | |
US08/663,851 US5767673A (en) | 1995-09-14 | 1996-06-27 | Article comprising a manganite magnetoresistive element and magnetically soft material |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69611336D1 true DE69611336D1 (de) | 2001-02-01 |
DE69611336T2 DE69611336T2 (de) | 2001-05-17 |
Family
ID=26672143
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69611336T Expired - Lifetime DE69611336T2 (de) | 1995-09-14 | 1996-09-03 | Magnetoresistives Element mit grossem Magneto-Widerstand bei geringem Feld |
Country Status (3)
Country | Link |
---|---|
US (1) | US5767673A (de) |
EP (1) | EP0763748B1 (de) |
DE (1) | DE69611336T2 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5965284A (en) * | 1997-04-18 | 1999-10-12 | E. I. Du Pont De Nemours And Company | Magnetoresistive scandium-substituted thallium manganese pyrochlore compounds |
ES2128263B1 (es) * | 1997-05-28 | 1999-12-16 | Consejo Superior Investigacion | Dispositivos magnetoresistivos para la deteccion de presencia y posicion de piezas metalicas. |
US5854587A (en) * | 1997-06-26 | 1998-12-29 | The United States Of America As Represented By The Secretary Of The Navy | REx M1-x Mny O.sub.δ films for microbolometer-based IR focal plane arrays |
ES2141666B1 (es) * | 1997-10-24 | 2000-11-16 | Consejo Superior Investigacion | Potenciometro modulado magneticamente basado en las propiedades magnetoresistivas de oxidos de manganeso. |
US6232776B1 (en) * | 1997-12-18 | 2001-05-15 | Honeywell Inc. | Magnetic field sensor for isotropically sensing an incident magnetic field in a sensor plane |
DE10110292C1 (de) * | 2001-02-26 | 2002-10-02 | Dresden Ev Inst Festkoerper | Stromabhängiges resistives Bauelement |
US20040261420A1 (en) * | 2003-06-30 | 2004-12-30 | Lewis Laura J. Henderson | Enhanced magnetocaloric effect material |
US8125742B2 (en) * | 2007-09-18 | 2012-02-28 | Hitachi Global Storage Technologies Netherlands B.V. | Fabrication of mesoscopic lorentz magnetoresistive structures |
WO2010003926A1 (en) * | 2008-07-08 | 2010-01-14 | Technical University Of Denmark | Magnetocaloric refrigerators |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4024489A (en) * | 1975-11-18 | 1977-05-17 | International Business Machines Corporation | Magnetoresistive sandwich including sensor electrically parallel with electrical shunt and magnetic biasing layers |
FR2582862B1 (fr) * | 1985-05-30 | 1987-07-17 | Thomson Csf | Capteur a effet magneto-resistif lineaire, son procede de realisation et son application dans un detecteur de domaines magnetiques |
US5126667A (en) * | 1987-12-25 | 1992-06-30 | Sharp Kabushiki Kaisha | Superconductive magneto-resistive device for sensing an external magnetic field |
JPH05196715A (ja) * | 1991-12-20 | 1993-08-06 | Sharp Corp | 超電導磁気センサ |
FR2692711B1 (fr) * | 1992-06-23 | 1996-02-09 | Thomson Csf | Transducteur magnetoresistif. |
EP0617410B1 (de) * | 1993-03-22 | 1999-09-22 | OnStream, Inc. | Herstellungsverfahren eines Dünnfilmmagnetkopfes und danach hergestellter Magnetkopf |
FR2709549B1 (fr) * | 1993-09-02 | 1995-10-13 | Commissariat Energie Atomique | Guide de flux magnétique à languettes et capteur magnétorésistif comportant ce guide . |
DE4425356C2 (de) * | 1993-09-29 | 1998-07-02 | Siemens Ag | Magnetoresistiver Sensor unter Verwendung eines Sensormaterials mit perowskitähnlicher Kristallstruktur |
KR950704820A (ko) * | 1993-10-06 | 1995-11-20 | 프레데릭 얀 스미트 | 자기 저항 장치 및, 이 장치를 이용한 자기헤드(Magneto-resistance device, and magnetic head employing such a device) |
FR2712420B1 (fr) * | 1993-11-08 | 1995-12-15 | Commissariat Energie Atomique | Tête magnétique de lecture à élément magnétorésistant multicouche et à concentrateur et son procédé de réalisation. |
US5461308A (en) * | 1993-12-30 | 1995-10-24 | At&T Ipm Corp. | Magnetoresistive current sensor having high sensitivity |
US5512818A (en) * | 1994-03-31 | 1996-04-30 | At&T Corp. | Voltage proportional replication device using magnetoresistive sensing elements |
WO1995035507A1 (en) * | 1994-06-18 | 1995-12-28 | The University Of Sheffield | Magnetic field responsive device |
JP2797982B2 (ja) * | 1994-10-12 | 1998-09-17 | 日本電気株式会社 | Mrヘッドとその製造方法 |
-
1996
- 1996-06-27 US US08/663,851 patent/US5767673A/en not_active Expired - Fee Related
- 1996-09-03 EP EP96306365A patent/EP0763748B1/de not_active Expired - Lifetime
- 1996-09-03 DE DE69611336T patent/DE69611336T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0763748A3 (de) | 1998-01-14 |
DE69611336T2 (de) | 2001-05-17 |
US5767673A (en) | 1998-06-16 |
EP0763748B1 (de) | 2000-12-27 |
EP0763748A2 (de) | 1997-03-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |