KR950009549A - 자기 저항 장치 및 그 장치를 구비하는 자기 헤드 - Google Patents
자기 저항 장치 및 그 장치를 구비하는 자기 헤드 Download PDFInfo
- Publication number
- KR950009549A KR950009549A KR1019940023554A KR19940023554A KR950009549A KR 950009549 A KR950009549 A KR 950009549A KR 1019940023554 A KR1019940023554 A KR 1019940023554A KR 19940023554 A KR19940023554 A KR 19940023554A KR 950009549 A KR950009549 A KR 950009549A
- Authority
- KR
- South Korea
- Prior art keywords
- stack
- substrate
- parallel
- magnetoresistive device
- multilayer structure
- Prior art date
Links
Classifications
-
- 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
-
- 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
- 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
- G11B5/3919—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 the guide being interposed in the flux path
- G11B5/3922—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 the guide being interposed in the flux path the read-out elements being disposed in magnetic shunt relative to at least two parts of the flux guide structure
- G11B5/3925—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 the guide being interposed in the flux path the read-out elements being disposed in magnetic shunt relative to at least two parts of the flux guide structure the two parts being thin films
-
- 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
- H10N50/10—Magnetoresistive devices
-
- 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
- Y10S428/922—Static electricity metal bleed-off metallic stock
- Y10S428/9265—Special properties
- Y10S428/928—Magnetic property
-
- 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
- Y10T428/12465—All metal or with adjacent metals having magnetic properties, or preformed fiber orientation coordinate with shape
-
- 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
- Y10T428/12472—Microscopic interfacial wave or roughness
-
- 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.]
- Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal 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
- Y10T428/12993—Surface feature [e.g., rough, mirror]
Landscapes
- Engineering & Computer Science (AREA)
- Nanotechnology (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Hall/Mr Elements (AREA)
- Magnetic Heads (AREA)
- Measuring Magnetic Variables (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP93202759.2 | 1993-09-24 | ||
EP93202759 | 1993-09-24 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR950009549A true KR950009549A (ko) | 1995-04-24 |
Family
ID=8214119
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019940023554A KR950009549A (ko) | 1993-09-24 | 1994-09-16 | 자기 저항 장치 및 그 장치를 구비하는 자기 헤드 |
Country Status (6)
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5585198A (en) * | 1993-10-20 | 1996-12-17 | Sanyo Electric Co., Ltd. | Magnetorsistance effect element |
US5736921A (en) * | 1994-03-23 | 1998-04-07 | Sanyo Electric Co., Ltd. | Magnetoresistive element |
JPH08130337A (ja) * | 1994-09-09 | 1996-05-21 | Sanyo Electric Co Ltd | 磁気抵抗素子及びその製造方法 |
WO1996011469A1 (en) * | 1994-10-05 | 1996-04-18 | Philips Electronics N.V. | Magnetic multilayer device including a resonant-tunneling double-barrier structure |
EP0789250A3 (en) * | 1996-02-12 | 1997-10-01 | Read Rite Corp | Giant magnetoresistive thin film transducer with a flow guide structure |
US5627704A (en) * | 1996-02-12 | 1997-05-06 | Read-Rite Corporation | Thin film giant magnetoresistive CPP transducer with flux guide yoke structure |
EP0801380A3 (en) * | 1996-04-10 | 1998-03-04 | Read-Rite Corporation | Giant magnetoresistive transducer with increased output signal |
US6223420B1 (en) | 1998-12-04 | 2001-05-01 | International Business Machines Corporation | Method of making a read head with high resistance soft magnetic flux guide layer for enhancing read sensor efficiency |
US6707648B2 (en) * | 2000-05-19 | 2004-03-16 | Nih N University | Magnetic device, magnetic head and magnetic adjustment method |
US6538856B1 (en) | 2000-06-21 | 2003-03-25 | International Business Machines Corporation | Read head with spin valve sensor having sense current in plane (CIP) thence sense current perpendicular to plane (CPP) |
US6731477B2 (en) | 2001-09-20 | 2004-05-04 | Hitachi Global Storage Technologies Netherlands B.V. | Current-perpendicular-to-plane spin-valve sensor with metallic oxide barrier layer and method of fabrication |
JP2004014001A (ja) * | 2002-06-06 | 2004-01-15 | Fuji Photo Film Co Ltd | 磁気抵抗効果型ヘッド |
US7352541B2 (en) * | 2004-04-30 | 2008-04-01 | Hitachi Global Storage Technologies Netherlands B.V. | CPP GMR using Fe based synthetic free layer |
US7477490B2 (en) * | 2004-06-30 | 2009-01-13 | Seagate Technology Llc | Single sensor element that is naturally differentiated |
US7492554B2 (en) * | 2005-01-21 | 2009-02-17 | International Business Machines Corporation | Magnetic sensor with tilted magnetoresistive structures |
US7715141B2 (en) * | 2007-03-09 | 2010-05-11 | International Business Machines Corporation | Shield biasing for MR devices |
US9134386B2 (en) | 2011-06-28 | 2015-09-15 | Oracle International Corporation | Giant magnetoresistive sensor having horizontal stabilizer |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3334956A (en) | 1963-06-17 | 1967-08-08 | Coleman Instr Corp | Selective diffraction grating system |
US3542453A (en) | 1967-10-25 | 1970-11-24 | Frederick W Kantor | Grating device composed of elongated layers |
US4477794A (en) * | 1981-08-10 | 1984-10-16 | Matsushita Electric Industrial Co., Ltd. | Magnetoresistive element |
US4591889A (en) * | 1984-09-14 | 1986-05-27 | At&T Bell Laboratories | Superlattice geometry and devices |
FR2648942B1 (fr) | 1989-06-27 | 1995-08-11 | Thomson Csf | Capteur a effet magnetoresistif |
US5251170A (en) * | 1991-11-04 | 1993-10-05 | Nonvolatile Electronics, Incorporated | Offset magnetoresistive memory structures |
US5189367A (en) * | 1991-11-21 | 1993-02-23 | Nec Research Institute, Inc. | Magnetoresistor using a superlattice of GaAs and AlGaAs |
FR2702919B1 (fr) * | 1993-03-19 | 1995-05-12 | Thomson Csf | Transducteur magnétorésistif et procédé de réalisation. |
-
1994
- 1994-04-25 TW TW083103689A patent/TW279977B/zh active
- 1994-09-16 KR KR1019940023554A patent/KR950009549A/ko not_active Application Discontinuation
- 1994-09-16 SG SG1996008943A patent/SG44873A1/en unknown
- 1994-09-16 EP EP94202670A patent/EP0645759A3/en not_active Withdrawn
- 1994-09-22 JP JP6228150A patent/JPH07170002A/ja active Pending
-
1996
- 1996-11-22 US US08/562,247 patent/US5527626A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH07170002A (ja) | 1995-07-04 |
EP0645759A3 (en) | 1996-05-22 |
SG44873A1 (en) | 1997-12-19 |
TW279977B (US07223432-20070529-C00017.png) | 1996-07-01 |
EP0645759A2 (en) | 1995-03-29 |
US5527626A (en) | 1996-06-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
WITN | Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid |