DE69332038D1 - Magnetowiderstandeffekt-Element - Google Patents
Magnetowiderstandeffekt-ElementInfo
- Publication number
- DE69332038D1 DE69332038D1 DE69332038T DE69332038T DE69332038D1 DE 69332038 D1 DE69332038 D1 DE 69332038D1 DE 69332038 T DE69332038 T DE 69332038T DE 69332038 T DE69332038 T DE 69332038T DE 69332038 D1 DE69332038 D1 DE 69332038D1
- Authority
- DE
- Germany
- Prior art keywords
- effect element
- magnetoresistance effect
- magnetoresistance
- effect
- 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
- G01R33/093—Magnetoresistive devices using multilayer structures, e.g. giant 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
-
- 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
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S428/00—Stock material or miscellaneous articles
- Y10S428/90—Magnetic feature
-
- 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
- Y10T428/11—Magnetic recording head
- Y10T428/1107—Magnetoresistive
- Y10T428/1121—Multilayer
- Y10T428/1129—Super lattice [e.g., giant magneto resistance [GMR] or colossal magneto resistance [CMR], etc.]
-
- 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
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12882—Cu-base component alternative to Ag-, Au-, or Ni-base component
-
- 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
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12889—Au-base component
-
- 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
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12896—Ag-base component
-
- 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
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12903—Cu-base component
-
- 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
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12903—Cu-base component
- Y10T428/1291—Next to Co-, Cu-, or Ni-base component
-
- 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
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12903—Cu-base component
- Y10T428/12917—Next to Fe-base component
-
- 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
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12771—Transition metal-base component
- Y10T428/12861—Group VIII or IB metal-base component
- Y10T428/12931—Co-, Fe-, or Ni-base components, alternative to each other
-
- 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
- Y10T428/26—Web or sheet containing structurally defined element or component, the element or component having a specified physical dimension
- Y10T428/263—Coating layer not in excess of 5 mils thick or equivalent
- Y10T428/264—Up to 3 mils
- Y10T428/265—1 mil or less
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4054934A JP2812042B2 (ja) | 1992-03-13 | 1992-03-13 | 磁気抵抗センサー |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69332038D1 true DE69332038D1 (de) | 2002-07-25 |
DE69332038T2 DE69332038T2 (de) | 2003-02-13 |
Family
ID=12984466
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69332038T Expired - Lifetime DE69332038T2 (de) | 1992-03-13 | 1993-03-11 | Magnetowiderstandeffekt-Element |
Country Status (4)
Country | Link |
---|---|
US (2) | US5637392A (de) |
EP (1) | EP0560350B1 (de) |
JP (1) | JP2812042B2 (de) |
DE (1) | DE69332038T2 (de) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3456204B2 (ja) | 2001-01-09 | 2003-10-14 | 日立金属株式会社 | 磁気式エンコーダー |
FR2709549B1 (fr) * | 1993-09-02 | 1995-10-13 | Commissariat Energie Atomique | Guide de flux magnétique à languettes et capteur magnétorésistif comportant ce guide . |
FR2709600B1 (fr) * | 1993-09-02 | 1995-09-29 | Commissariat Energie Atomique | Composant et capteur magnétorésistifs à motif géométrique répété. |
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. |
FR2724482B1 (fr) * | 1994-09-13 | 1996-12-06 | Commissariat Energie Atomique | Tete magnetique a magnetoresistance multicouche longitudinale sous-jacente |
FR2724481B1 (fr) * | 1994-09-13 | 1996-10-18 | Commissariat Energie Atomique | Tete magnetique planaire a magnetoresistance multicouche longitudinale |
JP4288676B2 (ja) | 2005-09-30 | 2009-07-01 | 日立金属株式会社 | 磁気エンコーダー |
JP4240402B2 (ja) | 2005-12-02 | 2009-03-18 | 日立金属株式会社 | 磁気エンコーダー |
JP4254868B2 (ja) | 2007-01-31 | 2009-04-15 | 日立金属株式会社 | 磁気センサ及びこれを用いた磁気エンコーダ |
US9007055B2 (en) | 2008-09-12 | 2015-04-14 | Hitachi Metals, Ltd. | Self-pinned spin valve magnetoresistance effect film and magnetic sensor using the same, and rotation angle detection device |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4296377A (en) * | 1978-03-27 | 1981-10-20 | Sony Corporation | Magnetic signal field sensor that is substantially immune to angular displacement relative to the signal field |
DE3609006A1 (de) * | 1986-03-18 | 1987-09-24 | Standard Elektrik Lorenz Ag | Magnetfeldsensor |
DE3820475C1 (de) * | 1988-06-16 | 1989-12-21 | Kernforschungsanlage Juelich Gmbh, 5170 Juelich, De | |
FR2648942B1 (fr) * | 1989-06-27 | 1995-08-11 | Thomson Csf | Capteur a effet magnetoresistif |
JP2957236B2 (ja) * | 1990-06-18 | 1999-10-04 | ティーディーケイ株式会社 | 磁性多層膜 |
JP2690623B2 (ja) * | 1991-02-04 | 1997-12-10 | 松下電器産業株式会社 | 磁気抵抗効果素子 |
US5277991A (en) * | 1991-03-08 | 1994-01-11 | Matsushita Electric Industrial Co., Ltd. | Magnetoresistive materials |
-
1992
- 1992-03-13 JP JP4054934A patent/JP2812042B2/ja not_active Expired - Lifetime
-
1993
- 1993-03-11 DE DE69332038T patent/DE69332038T2/de not_active Expired - Lifetime
- 1993-03-11 EP EP93103919A patent/EP0560350B1/de not_active Expired - Lifetime
- 1993-03-15 US US08/031,726 patent/US5637392A/en not_active Expired - Fee Related
-
1996
- 1996-05-30 US US08/652,681 patent/US5702834A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2812042B2 (ja) | 1998-10-15 |
JPH05259530A (ja) | 1993-10-08 |
US5702834A (en) | 1997-12-30 |
EP0560350A2 (de) | 1993-09-15 |
EP0560350B1 (de) | 2002-06-19 |
EP0560350A3 (en) | 1993-11-03 |
DE69332038T2 (de) | 2003-02-13 |
US5637392A (en) | 1997-06-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: PANASONIC CORP., KADOMA, OSAKA, JP |