SG42333A1 - Disk storage system thin film magnetic head therefor and fabrication method thereof - Google Patents

Disk storage system thin film magnetic head therefor and fabrication method thereof

Info

Publication number
SG42333A1
SG42333A1 SG1996000880A SG1996000880A SG42333A1 SG 42333 A1 SG42333 A1 SG 42333A1 SG 1996000880 A SG1996000880 A SG 1996000880A SG 1996000880 A SG1996000880 A SG 1996000880A SG 42333 A1 SG42333 A1 SG 42333A1
Authority
SG
Singapore
Prior art keywords
thin film
storage system
magnetic head
disk storage
film magnetic
Prior art date
Application number
SG1996000880A
Other languages
English (en)
Inventor
Hisano Yamamoto
Hisashi Takano
Kenzo Masuda
Masaaki Sano
Moriaki Fuyama
Shun-Ichi Narumi
Takashi Kawabe
Yoshiaki Kita
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of SG42333A1 publication Critical patent/SG42333A1/en

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
    • G11B5/012—Recording on, or reproducing or erasing from, magnetic disks
    • 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
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3109—Details
    • 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
    • G11B5/31—Structure or manufacture of heads, e.g. inductive using thin films
    • G11B5/3163—Fabrication methods or processes specially adapted for a particular head structure, e.g. using base layers for electroplating, using functional layers for masking, using energy or particle beams for shaping the structure or modifying the properties of the basic layers
    • 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
    • G11B5/3967—Composite structural arrangements of transducers, e.g. inductive write and magnetoresistive read
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates
    • H01F41/24—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates from liquids
    • H01F41/26—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates from liquids using electric currents, e.g. electroplating
    • 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
    • G11B2005/3996—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 large or giant magnetoresistive effects [GMR], e.g. as generated in spin-valve [SV] devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Nanotechnology (AREA)
  • Power Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Theoretical Computer Science (AREA)
  • Magnetic Heads (AREA)
  • Magnetic Record Carriers (AREA)
  • Thin Magnetic Films (AREA)
SG1996000880A 1995-02-03 1996-02-03 Disk storage system thin film magnetic head therefor and fabrication method thereof SG42333A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7016666A JPH08212512A (ja) 1995-02-03 1995-02-03 磁気記憶装置及びそれに用いる薄膜磁気ヘッドとその製造方法

Publications (1)

Publication Number Publication Date
SG42333A1 true SG42333A1 (en) 1997-08-15

Family

ID=11922656

Family Applications (1)

Application Number Title Priority Date Filing Date
SG1996000880A SG42333A1 (en) 1995-02-03 1996-02-03 Disk storage system thin film magnetic head therefor and fabrication method thereof

Country Status (6)

Country Link
US (5) US6118628A (de)
EP (1) EP0725386B1 (de)
JP (1) JPH08212512A (de)
CN (1) CN1068949C (de)
DE (1) DE69631077T2 (de)
SG (1) SG42333A1 (de)

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JP2003198002A (ja) * 2001-12-25 2003-07-11 Fujitsu Ltd 磁気抵抗効果膜および強磁性積層構造体
US7363474B2 (en) * 2001-12-31 2008-04-22 Intel Corporation Method and apparatus for suspending execution of a thread until a specified memory access occurs
US7095586B2 (en) * 2002-01-15 2006-08-22 Alps Electric Co., Ltd. Soft magnetic film having saturation magnetic flux density Bs of at least 2.0 T and magnetic head including the same
US7001499B2 (en) 2002-01-18 2006-02-21 Hitachi Global Storage Technologies Netherlands B.V. Method for electroplating a body-centered cubic nickel-iron alloy thin film with a high saturation flux density
US6876507B2 (en) * 2002-01-18 2005-04-05 International Business Machines Corporation High-saturation thin-film write head for high-coercivity magnetic data storage media
US7522377B1 (en) 2002-05-01 2009-04-21 Western Digital (Fremont), Llc Magnetic write head with high moment magnetic thin film formed over seed layer
US6778358B1 (en) 2002-05-01 2004-08-17 Western Digital (Fremont), Inc. Magnetically soft, high saturation magnetization laminates of iron-cobalt-nitrogen and iron-nickel
JP3867017B2 (ja) * 2002-05-24 2007-01-10 Ｔｄｋ株式会社 パターン形成方法、マイクロデバイスの製造方法、薄膜磁気ヘッドの製造方法、磁気ヘッドスライダの製造方法、磁気ヘッド装置の製造方法、磁気記録再生装置の製造方法
JP4047115B2 (ja) 2002-09-13 2008-02-13 アルプス電気株式会社 軟磁性膜及びこの軟磁性膜を用いた薄膜磁気ヘッド、ならびに、前記軟磁性膜の製造方法
JP4047114B2 (ja) 2002-09-13 2008-02-13 アルプス電気株式会社 薄膜磁気ヘッド
JP3978386B2 (ja) * 2002-10-15 2007-09-19 アルプス電気株式会社 磁気ヘッド
JPWO2004061876A1 (ja) * 2002-12-27 2006-05-18 Tdk株式会社 グラニュラー物質、磁性薄膜、磁気素子
JP3944138B2 (ja) * 2003-03-07 2007-07-11 アルプス電気株式会社 薄膜磁気ヘッド
JP2004334946A (ja) * 2003-05-02 2004-11-25 Fuji Photo Film Co Ltd 磁気記録媒体
JP2004355716A (ja) * 2003-05-29 2004-12-16 Hitachi Global Storage Technologies Netherlands Bv 磁気記録媒体
JP2005038499A (ja) * 2003-07-14 2005-02-10 Fuji Photo Film Co Ltd 磁気ディスク
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US7102854B2 (en) * 2003-10-03 2006-09-05 Seagate Technology Llc Transducing head with reduced side writing
JP3950166B2 (ja) * 2004-07-16 2007-07-25 Ｔｄｋ株式会社 希土類磁石
DE102005061670B4 (de) * 2005-12-22 2008-08-07 Trithor Gmbh Verfahren zum induktiven Erwärmen eines Werkstücks
US8963544B2 (en) * 2008-09-29 2015-02-24 The Research Institute For Electric And Magnetic Materials Signal transmission device
US8449948B2 (en) * 2009-09-10 2013-05-28 Western Digital (Fremont), Llc Method and system for corrosion protection of layers in a structure of a magnetic recording transducer
CN102982812A (zh) * 2012-12-04 2013-03-20 新乡医学院 一种硬盘磁头晶片的生产方法
WO2018080589A1 (en) * 2016-10-27 2018-05-03 The Board Of Trustees Of The University Of Alabama Iron-aluminum alloy magnetic thin film
WO2019084141A1 (en) 2017-10-25 2019-05-02 The Board Of Trustees Of The University Of Alabama MAGNETIC THIN FILM BASED ON FE-CO-AL ALLOY

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Also Published As

Publication number Publication date
EP0725386A2 (de) 1996-08-07
EP0725386B1 (de) 2003-12-17
US20020008937A1 (en) 2002-01-24
US20020154444A1 (en) 2002-10-24
US20030123186A1 (en) 2003-07-03
DE69631077T2 (de) 2004-08-26
CN1068949C (zh) 2001-07-25
US6490131B2 (en) 2002-12-03
US6118628A (en) 2000-09-12
JPH08212512A (ja) 1996-08-20
US6661606B2 (en) 2003-12-09
US6385009B2 (en) 2002-05-07
US6262867B1 (en) 2001-07-17
EP0725386A3 (de) 1998-03-25
DE69631077D1 (de) 2004-01-29
CN1140296A (zh) 1997-01-15

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