DE68923868D1 - Rhombenförmiges dünnfilm-magnetelement. - Google Patents
Rhombenförmiges dünnfilm-magnetelement.Info
- Publication number
- DE68923868D1 DE68923868D1 DE68923868T DE68923868T DE68923868D1 DE 68923868 D1 DE68923868 D1 DE 68923868D1 DE 68923868 T DE68923868 T DE 68923868T DE 68923868 T DE68923868 T DE 68923868T DE 68923868 D1 DE68923868 D1 DE 68923868D1
- Authority
- DE
- Germany
- Prior art keywords
- rhomb
- thin film
- shaped thin
- magnet element
- film magnet
- 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 - Fee Related
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
- 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
- G11B5/398—Specially shaped layers
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F10/00—Thin magnetic films, e.g. of one-domain structure
-
- 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
- Y10T428/12951—Fe-base component
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Power Engineering (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Physics & Mathematics (AREA)
- Hall/Mr Elements (AREA)
- Magnetic Heads (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/285,178 US4956736A (en) | 1988-12-16 | 1988-12-16 | Thin film magnetic element having a rhombic shape |
PCT/US1989/005584 WO1990007179A1 (en) | 1988-12-16 | 1989-12-14 | Thin film magnetic element having a rhombic shape |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68923868D1 true DE68923868D1 (de) | 1995-09-21 |
DE68923868T2 DE68923868T2 (de) | 1996-05-02 |
Family
ID=23093097
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE68923868T Expired - Fee Related DE68923868T2 (de) | 1988-12-16 | 1989-12-14 | Rhombenförmiges dünnfilm-magnetelement. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4956736A (de) |
EP (1) | EP0400142B1 (de) |
JP (1) | JPH03502848A (de) |
DE (1) | DE68923868T2 (de) |
WO (1) | WO1990007179A1 (de) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5119025A (en) * | 1990-07-26 | 1992-06-02 | Eastman Kodak Company | High-sensitivity magnetorresistive magnetometer having laminated flux collectors defining an open-loop flux-conducting path |
JPH07105009B2 (ja) * | 1991-05-31 | 1995-11-13 | インターナショナル・ビジネス・マシーンズ・コーポレイション | 薄膜ヘッドの非線形性を測定するための方法及び装置 |
US5260652A (en) * | 1992-03-25 | 1993-11-09 | Seagate Technology, Inc. | Magnetoresistive sensor with electrical contacts having variable resistive regions for enhanced sensor sensitivity |
DE69332530T2 (de) * | 1992-08-25 | 2003-07-03 | Seagate Technology Llc, Scotts Valley | Magneto-resistiver Sensor und Herstellungsverfahren dafür |
US5475304A (en) * | 1993-10-01 | 1995-12-12 | The United States Of America As Represented By The Secretary Of The Navy | Magnetoresistive linear displacement sensor, angular displacement sensor, and variable resistor using a moving domain wall |
US5381291A (en) * | 1994-02-25 | 1995-01-10 | Seagate Technology, Inc. | Vertical contact - canted magnet magnetoresistive sensor |
TW349690U (en) * | 1994-12-16 | 1999-01-01 | Ibm | Magnetoresistive head with a magnetoresistive film shaped to provide an improved read sensitivity profile |
US6872993B1 (en) * | 1999-05-25 | 2005-03-29 | Micron Technology, Inc. | Thin film memory device having local and external magnetic shielding |
US6191925B1 (en) * | 1999-06-18 | 2001-02-20 | Storage Technology Corporation | Dual element read with shaped elements |
US6426853B1 (en) * | 1999-10-05 | 2002-07-30 | Tdk Corporation | Magnetoresistive effect sensor, thin-film magnetic head and thin-film wafer with the thin-film magnetic heads |
JP3808799B2 (ja) * | 2002-05-15 | 2006-08-16 | 株式会社東芝 | 磁気ランダムアクセスメモリ |
US7075761B2 (en) * | 2002-08-27 | 2006-07-11 | Hitachi Global Storage Technologies Netherlands B.V. | Lead-defined and shaped magnetic sensor |
US20080230666A1 (en) * | 2007-03-23 | 2008-09-25 | Sociedad Metalurgica Quinones Farfan Ltda. | Dispensing, displaying and containing case for products and object |
US8351152B2 (en) | 2009-08-25 | 2013-01-08 | International Business Machines Corporation | Magnetic writer structures formed using post-deposition tilting |
US8240024B2 (en) | 2009-08-25 | 2012-08-14 | International Business Machines Corporation | Methods for fabricating magnetic transducers using post-deposition tilting |
US8416537B2 (en) * | 2009-11-06 | 2013-04-09 | International Business Machines Corporation | Recording head with tilted orientation |
US9508366B2 (en) * | 2013-08-23 | 2016-11-29 | Seagate Technology Llc | Reader structure |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5845619A (ja) * | 1981-09-09 | 1983-03-16 | Hitachi Ltd | 磁気抵抗効果型薄膜磁気ヘッド |
US4821133A (en) * | 1987-02-17 | 1989-04-11 | Magnetic Peripherals, Inc. | Bottleneck magnetoresistive element |
US4841398A (en) * | 1987-02-17 | 1989-06-20 | Magnetic Peripherals Inc. | Non linear magnetoresistive sensor |
JPH0721848B2 (ja) * | 1987-02-17 | 1995-03-08 | シーゲイト テクノロジー インターナショナル | 磁気抵抗センサ及びその製造方法 |
US4891725A (en) * | 1987-02-17 | 1990-01-02 | Magnetic Peripherals Inc. | Magnetoresistive sensor having antiferromagnetic exchange-biased ends |
-
1988
- 1988-12-16 US US07/285,178 patent/US4956736A/en not_active Expired - Lifetime
-
1989
- 1989-12-14 EP EP90902073A patent/EP0400142B1/de not_active Expired - Lifetime
- 1989-12-14 JP JP2502416A patent/JPH03502848A/ja active Pending
- 1989-12-14 DE DE68923868T patent/DE68923868T2/de not_active Expired - Fee Related
- 1989-12-14 WO PCT/US1989/005584 patent/WO1990007179A1/en active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
DE68923868T2 (de) | 1996-05-02 |
JPH03502848A (ja) | 1991-06-27 |
EP0400142B1 (de) | 1995-08-16 |
US4956736A (en) | 1990-09-11 |
WO1990007179A1 (en) | 1990-06-28 |
EP0400142A1 (de) | 1990-12-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |