DE69422107T2 - Magnetisches Aufzeichnungssystem - Google Patents

Magnetisches Aufzeichnungssystem

Info

Publication number
DE69422107T2
DE69422107T2 DE69422107T DE69422107T DE69422107T2 DE 69422107 T2 DE69422107 T2 DE 69422107T2 DE 69422107 T DE69422107 T DE 69422107T DE 69422107 T DE69422107 T DE 69422107T DE 69422107 T2 DE69422107 T2 DE 69422107T2
Authority
DE
Germany
Prior art keywords
magnetic recording
recording system
magnetic
recording
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
Application number
DE69422107T
Other languages
English (en)
Other versions
DE69422107D1 (de
Inventor
Kenji Katori
Mitsuharu Shouji
Kazuhiko Hayashi
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Application granted granted Critical
Publication of DE69422107D1 publication Critical patent/DE69422107D1/de
Publication of DE69422107T2 publication Critical patent/DE69422107T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
    • 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
    • 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
    • G11B5/008—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires
    • G11B5/00813—Recording on, or reproducing or erasing from, magnetic tapes, sheets, e.g. cards, or wires magnetic tapes
    • 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
    • G11B5/147—Structure or manufacture of heads, e.g. inductive with cores being composed of metal sheets, i.e. laminated cores with cores composed of isolated magnetic layers, e.g. sheets
    • 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
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • 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
    • G11B5/74—Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/78—Tape carriers
    • 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
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S428/00—Stock material or miscellaneous articles
    • Y10S428/90—Magnetic feature
    • 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
    • Y10T428/11—Magnetic recording head
    • Y10T428/1171—Magnetic recording head with defined laminate structural detail

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Magnetic Record Carriers (AREA)
  • Paints Or Removers (AREA)
  • Recording Or Reproducing By Magnetic Means (AREA)
  • Magnetic Heads (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
DE69422107T 1993-09-13 1994-09-08 Magnetisches Aufzeichnungssystem Expired - Fee Related DE69422107T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5227620A JPH0785401A (ja) 1993-09-13 1993-09-13 磁気記録方式

Publications (2)

Publication Number Publication Date
DE69422107D1 DE69422107D1 (de) 2000-01-20
DE69422107T2 true DE69422107T2 (de) 2000-08-17

Family

ID=16863790

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69422107T Expired - Fee Related DE69422107T2 (de) 1993-09-13 1994-09-08 Magnetisches Aufzeichnungssystem

Country Status (5)

Country Link
US (1) US5599635A (de)
EP (1) EP0643382B1 (de)
JP (1) JPH0785401A (de)
KR (1) KR100296731B1 (de)
DE (1) DE69422107T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5837392A (en) * 1995-11-30 1998-11-17 Sony Corporation Soft magnetic thin film and thin film magnetic head using same
JPH09274708A (ja) * 1996-04-02 1997-10-21 Victor Co Of Japan Ltd 磁気ヘッド及び磁気ヘッド組立体
JP3772458B2 (ja) * 1997-04-30 2006-05-10 ソニー株式会社 磁気ヘッド及びその製造方法
US6456465B1 (en) 1999-11-09 2002-09-24 Read-Rite Corporation Vertical giant magnetoresistance sensor using a recessed shield
JP2002092855A (ja) * 2000-09-14 2002-03-29 Fuji Photo Film Co Ltd 磁気記録媒体

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4769282A (en) * 1985-06-21 1988-09-06 Sumitomo Metal Mining Co., Ltd. Magnetic recording medium
CA1315612C (en) * 1986-03-18 1993-04-06 Shogo Nasu Perpendicular magnetic storage medium
JPS63152017A (ja) * 1986-12-16 1988-06-24 Fuji Photo Film Co Ltd 磁気記録媒体
DE3882832T2 (de) * 1987-06-30 1994-02-10 Sony Corp Weicheisenmagnet-Dünnfilme.
US4969962A (en) * 1988-08-20 1990-11-13 Victor Company Of Japan, Ltd. Magnetic alloys for magnetic head
EP0380136B1 (de) * 1989-01-26 1995-01-04 Fuji Photo Film Co., Ltd. Weichmagnetischer dünner Film, Verfahren zu seiner Herstellung und Magnetkopf
US5154983A (en) * 1989-10-18 1992-10-13 Victor Company Of Japan, Ltd. Magnetic alloy
US5287237A (en) * 1990-03-16 1994-02-15 Hitachi, Ltd. Antiferromagnetic film superior in corrosion resistance, magnetoresistance-effect element and magnetoresistance-effect head including such thin film
JP2950912B2 (ja) * 1990-05-22 1999-09-20 ティーディーケイ株式会社 軟磁性薄膜
WO1992015995A1 (de) * 1991-03-08 1992-09-17 Basf Aktiengesellschaft Eine neue kategorie magnetischer materialien, deren herstellung und anwendung
US5192618A (en) * 1991-04-26 1993-03-09 International Business Machines Corporation Corrosion protection by femn by ion implantation

Also Published As

Publication number Publication date
EP0643382B1 (de) 1999-12-15
JPH0785401A (ja) 1995-03-31
DE69422107D1 (de) 2000-01-20
EP0643382A2 (de) 1995-03-15
KR950009535A (ko) 1995-04-24
EP0643382A3 (de) 1996-12-04
US5599635A (en) 1997-02-04
KR100296731B1 (ko) 2001-10-24

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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