DE69315271D1 - Magnetkopf mit einer Mehrschichtstruktur und Verfahren zum Herstellen des Magnetkopfes - Google Patents
Magnetkopf mit einer Mehrschichtstruktur und Verfahren zum Herstellen des MagnetkopfesInfo
- Publication number
- DE69315271D1 DE69315271D1 DE69315271T DE69315271T DE69315271D1 DE 69315271 D1 DE69315271 D1 DE 69315271D1 DE 69315271 T DE69315271 T DE 69315271T DE 69315271 T DE69315271 T DE 69315271T DE 69315271 D1 DE69315271 D1 DE 69315271D1
- Authority
- DE
- Germany
- Prior art keywords
- magnetic head
- manufacturing
- multilayer structure
- magnetic
- head
- 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
-
- 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
- G11B5/399—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 with intrinsic biasing, e.g. provided by equipotential strips
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
- Measuring Magnetic Variables (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP92202435 | 1992-08-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69315271D1 true DE69315271D1 (de) | 1998-01-02 |
DE69315271T2 DE69315271T2 (de) | 1998-05-07 |
Family
ID=8210833
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69315271T Expired - Fee Related DE69315271T2 (de) | 1992-08-06 | 1993-07-29 | Magnetkopf mit einer Mehrschichtstruktur und Verfahren zum Herstellen des Magnetkopfes |
Country Status (4)
Country | Link |
---|---|
US (1) | US6028749A (de) |
JP (2) | JPH06176326A (de) |
KR (1) | KR200156789Y1 (de) |
DE (1) | DE69315271T2 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
JP4058462B2 (ja) * | 2005-12-22 | 2008-03-12 | フレェイ株式会社 | 音声伝達装置及び音声検知装置 |
US7872564B2 (en) * | 2007-11-16 | 2011-01-18 | Infineon Technologies Ag | Integrated lateral short circuit for a beneficial modification of current distribution structure for xMR magnetoresistive sensors |
FR2955942B1 (fr) * | 2010-01-29 | 2013-01-04 | Centre Nat Rech Scient | Magnetometre integre et son procede de fabrication |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4052748A (en) * | 1974-04-01 | 1977-10-04 | U.S. Philips Corporation | Magnetoresistive magnetic head |
NL7611522A (nl) * | 1976-10-19 | 1978-04-21 | Philips Nv | Magnetoweerstand leeskop met onderdrukking van thermischhe ruis. |
US4639806A (en) * | 1983-09-09 | 1987-01-27 | Sharp Kabushiki Kaisha | Thin film magnetic head having a magnetized ferromagnetic film on the MR element |
US4903158A (en) * | 1988-07-28 | 1990-02-20 | Eastman Kodak Company | MR head with complementary easy axis permanent magnet |
JPH02168408A (ja) * | 1988-09-19 | 1990-06-28 | Hitachi Ltd | 記録再生用磁気ヘッドおよびその製造方法 |
US5005096A (en) * | 1988-12-21 | 1991-04-02 | International Business Machines Corporation | Magnetoresistive read transducer having hard magnetic shunt bias |
NL8902569A (nl) * | 1989-10-17 | 1991-05-16 | Philips Nv | Dunnefilm magneetkop. |
EP0551603B1 (de) * | 1991-12-05 | 1998-12-02 | Matsushita Electric Industrial Co., Ltd. | Magnetoresistiver Kopf |
-
1993
- 1993-07-15 KR KR2019930013000U patent/KR200156789Y1/ko not_active IP Right Cessation
- 1993-07-29 DE DE69315271T patent/DE69315271T2/de not_active Expired - Fee Related
- 1993-08-02 US US08/101,324 patent/US6028749A/en not_active Expired - Fee Related
- 1993-08-03 JP JP5192231A patent/JPH06176326A/ja active Pending
-
2002
- 2002-04-15 JP JP2002002106U patent/JP2002000024U/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPH06176326A (ja) | 1994-06-24 |
KR200156789Y1 (ko) | 1999-09-01 |
US6028749A (en) | 2000-02-22 |
KR940006298U (ko) | 1994-03-22 |
DE69315271T2 (de) | 1998-05-07 |
JP2002000024U (ja) | 2002-10-31 |
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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: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N |
|
8328 | Change in the person/name/address of the agent |
Representative=s name: VOLMER, G., DIPL.-ING., PAT.-ANW., 52066 AACHEN |
|
8339 | Ceased/non-payment of the annual fee |