DE69615972T2 - Magnetoresistiver Kopf, Herstellungsverfahren dafür und Magnetaufzeichnungs-/-wiedergabelaufwerk - Google Patents
Magnetoresistiver Kopf, Herstellungsverfahren dafür und Magnetaufzeichnungs-/-wiedergabelaufwerkInfo
- Publication number
- DE69615972T2 DE69615972T2 DE69615972T DE69615972T DE69615972T2 DE 69615972 T2 DE69615972 T2 DE 69615972T2 DE 69615972 T DE69615972 T DE 69615972T DE 69615972 T DE69615972 T DE 69615972T DE 69615972 T2 DE69615972 T2 DE 69615972T2
- Authority
- DE
- Germany
- Prior art keywords
- manufacturing
- magnetic recording
- method therefor
- magnetoresistive head
- reproducing drive
- 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
- 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
- G11B5/48—Disposition or mounting of heads or head supports relative to record carriers ; arrangements of heads, e.g. for scanning the record carrier to increase the relative speed
-
- 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
- G11B5/399—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
- G11B5/3906—Details related to the use of magnetic thin film layers or to their effects
- G11B5/3929—Disposition of magnetic thin films not used for directly coupling magnetic flux from the track to the MR film or for shielding
- G11B5/3932—Magnetic biasing films
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Magnetic Heads (AREA)
- Hall/Mr Elements (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP22294095A JP3635504B2 (ja) | 1995-08-31 | 1995-08-31 | 磁気抵抗効果ヘッドとその製造方法及び磁気記録装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69615972D1 DE69615972D1 (de) | 2001-11-22 |
DE69615972T2 true DE69615972T2 (de) | 2002-04-04 |
Family
ID=16790260
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69615972T Expired - Lifetime DE69615972T2 (de) | 1995-08-31 | 1996-07-12 | Magnetoresistiver Kopf, Herstellungsverfahren dafür und Magnetaufzeichnungs-/-wiedergabelaufwerk |
Country Status (5)
Country | Link |
---|---|
US (1) | US5761010A (de) |
EP (1) | EP0762389B1 (de) |
JP (1) | JP3635504B2 (de) |
KR (1) | KR100250555B1 (de) |
DE (1) | DE69615972T2 (de) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2980043B2 (ja) * | 1996-12-24 | 1999-11-22 | 日本電気株式会社 | 磁気ヘッド及び磁気記録再生方法 |
JP2970590B2 (ja) * | 1997-05-14 | 1999-11-02 | 日本電気株式会社 | 磁気抵抗効果素子並びにこれを用いた磁気抵抗効果センサ、磁気抵抗検出システム及び磁気記憶システム |
JP3840826B2 (ja) * | 1999-01-11 | 2006-11-01 | Tdk株式会社 | 磁気抵抗効果センサ及び該センサを備えた磁気ヘッドの製造方法 |
US6583971B1 (en) * | 1999-03-09 | 2003-06-24 | Sae Magnetics (Hk) Ltd. | Elimination of electric-pop noise in MR/GMR device |
WO2001007926A1 (en) * | 1999-07-22 | 2001-02-01 | Koninklijke Philips Electronics N.V. | Method of manufacturing a magnetic tunnel junction device |
US6428657B1 (en) | 1999-08-04 | 2002-08-06 | International Business Machines Corporation | Magnetic read head sensor with a reactively sputtered pinning layer structure |
JP2001067625A (ja) | 1999-08-30 | 2001-03-16 | Alps Electric Co Ltd | 磁気抵抗効果型素子及びその製造方法 |
KR100395765B1 (ko) * | 2001-02-02 | 2003-08-25 | 삼성전자주식회사 | 강유전체 기억 소자 및 그 형성 방법 |
JP3379704B2 (ja) | 2001-07-24 | 2003-02-24 | ティーディーケイ株式会社 | 薄膜磁気ヘッド、磁気ヘッド装置及び磁気記録再生装置 |
JP2003059011A (ja) * | 2001-08-08 | 2003-02-28 | Tdk Corp | 磁気抵抗効果型薄膜磁気ヘッドの製造方法及び磁気抵抗効果型薄膜磁気ヘッド |
JP3835237B2 (ja) * | 2001-10-09 | 2006-10-18 | ソニー株式会社 | ヘッドドラム装置および磁気記録再生装置 |
JP4000114B2 (ja) * | 2002-03-20 | 2007-10-31 | 富士通株式会社 | Cpp構造磁気抵抗効果素子 |
US7126796B2 (en) | 2002-09-25 | 2006-10-24 | Hitachi Global Storage Technologies Netherlands B.V. | Read sensor with overlaying lead layer top surface portions interfaced by hard bias and tapered lead layers |
JP3815676B2 (ja) * | 2002-10-02 | 2006-08-30 | Tdk株式会社 | 磁気抵抗効果素子、薄膜磁気ヘッド、磁気ヘッド装置及び磁気記録再生装置 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4755897A (en) * | 1987-04-28 | 1988-07-05 | International Business Machines Corporation | Magnetoresistive sensor with improved antiferromagnetic film |
US4825325A (en) * | 1987-10-30 | 1989-04-25 | International Business Machines Corporation | Magnetoresistive read transducer assembly |
US4809109A (en) * | 1988-03-25 | 1989-02-28 | International Business Machines Corporation | Magnetoresistive read transducer and method for making the improved transducer |
JPH03152707A (ja) * | 1989-11-08 | 1991-06-28 | Hitachi Ltd | 磁気抵抗効果型磁気ヘツド |
US5192618A (en) * | 1991-04-26 | 1993-03-09 | International Business Machines Corporation | Corrosion protection by femn by ion implantation |
JP3082003B2 (ja) * | 1991-08-27 | 2000-08-28 | 富士通株式会社 | 磁気抵抗効果型ヘッドの製造方法 |
US5258884A (en) * | 1991-10-17 | 1993-11-02 | International Business Machines Corporation | Magnetoresistive read transducer containing a titanium and tungsten alloy spacer layer |
US5315468A (en) * | 1992-07-28 | 1994-05-24 | International Business Machines Corporation | Magnetoresistive sensor having antiferromagnetic layer for exchange bias |
JPH076330A (ja) * | 1993-06-14 | 1995-01-10 | Tdk Corp | 磁気抵抗効果ヘッドの製造方法 |
JPH0714125A (ja) * | 1993-06-23 | 1995-01-17 | Ngk Insulators Ltd | 磁気抵抗効果型ヘッドおよびその製造方法 |
SG44410A1 (en) * | 1993-07-13 | 1997-12-19 | Ibm | Magnetoresistive read transducer |
JPH0744825A (ja) * | 1993-07-30 | 1995-02-14 | Sanyo Electric Co Ltd | 磁気抵抗効果型磁気ヘッド |
JPH0798822A (ja) * | 1993-09-29 | 1995-04-11 | Hitachi Ltd | 磁気抵抗効果型再生ヘッドおよび記録再生分離型ヘッドおよび磁気記録再生装置 |
JPH07220246A (ja) * | 1994-02-04 | 1995-08-18 | Hitachi Ltd | 磁気抵抗効果膜、磁気抵抗効果型ヘッド及び磁気記録再生装置 |
US5438470A (en) * | 1994-05-13 | 1995-08-01 | Read-Rite Corporation | Magnetoresistive structure with contiguous junction hard bias design with low lead resistance |
US5508866A (en) * | 1994-08-15 | 1996-04-16 | International Business Machines Corporation | Magnetoresistive sensor having exchange-coupled stabilization for transverse bias layer |
-
1995
- 1995-08-31 JP JP22294095A patent/JP3635504B2/ja not_active Expired - Fee Related
-
1996
- 1996-07-12 EP EP96111230A patent/EP0762389B1/de not_active Expired - Lifetime
- 1996-07-12 DE DE69615972T patent/DE69615972T2/de not_active Expired - Lifetime
- 1996-07-17 US US08/682,097 patent/US5761010A/en not_active Expired - Lifetime
- 1996-08-29 KR KR1019960036282A patent/KR100250555B1/ko not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPH0969210A (ja) | 1997-03-11 |
EP0762389A1 (de) | 1997-03-12 |
KR970012332A (ko) | 1997-03-29 |
JP3635504B2 (ja) | 2005-04-06 |
KR100250555B1 (ko) | 2000-04-01 |
DE69615972D1 (de) | 2001-11-22 |
EP0762389B1 (de) | 2001-10-17 |
US5761010A (en) | 1998-06-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: SEEGER SEEGER LINDNER PARTNERSCHAFT PATENTANWAELTE |