DE69615972D1 - Magnetoresistiver Kopf, Herstellungsverfahren dafür und Magnetaufzeichnungs-/-wiedergabelaufwerk - Google Patents

Magnetoresistiver Kopf, Herstellungsverfahren dafür und Magnetaufzeichnungs-/-wiedergabelaufwerk

Info

Publication number
DE69615972D1
DE69615972D1 DE69615972T DE69615972T DE69615972D1 DE 69615972 D1 DE69615972 D1 DE 69615972D1 DE 69615972 T DE69615972 T DE 69615972T DE 69615972 T DE69615972 T DE 69615972T DE 69615972 D1 DE69615972 D1 DE 69615972D1
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
Application number
DE69615972T
Other languages
English (en)
Other versions
DE69615972T2 (de
Inventor
Takashi Mimura
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Fujitsu Ltd filed Critical Fujitsu Ltd
Publication of DE69615972D1 publication Critical patent/DE69615972D1/de
Application granted granted Critical
Publication of DE69615972T2 publication Critical patent/DE69615972T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
DE69615972T 1995-08-31 1996-07-12 Magnetoresistiver Kopf, Herstellungsverfahren dafür und Magnetaufzeichnungs-/-wiedergabelaufwerk Expired - Lifetime DE69615972T2 (de)

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 true DE69615972D1 (de) 2001-11-22
DE69615972T2 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)

* Cited by examiner, † Cited by third party
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
KR20010079879A (ko) * 1999-07-22 2001-08-22 요트.게.아. 롤페즈 자기 터널 접합소자의 제조방법
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)

* Cited by examiner, † Cited by third party
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

Also Published As

Publication number Publication date
EP0762389A1 (de) 1997-03-12
JPH0969210A (ja) 1997-03-11
JP3635504B2 (ja) 2005-04-06
KR100250555B1 (ko) 2000-04-01
EP0762389B1 (de) 2001-10-17
DE69615972T2 (de) 2002-04-04
US5761010A (en) 1998-06-02
KR970012332A (ko) 1997-03-29

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Legal Events

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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