DE69223921D1 - Formatunabhängige, Festplatte für digitale magnetische Plattenanordnung mit örtlichen Schreib-/Leseverbesserungen - Google Patents

Formatunabhängige, Festplatte für digitale magnetische Plattenanordnung mit örtlichen Schreib-/Leseverbesserungen

Info

Publication number
DE69223921D1
DE69223921D1 DE69223921T DE69223921T DE69223921D1 DE 69223921 D1 DE69223921 D1 DE 69223921D1 DE 69223921 T DE69223921 T DE 69223921T DE 69223921 T DE69223921 T DE 69223921T DE 69223921 D1 DE69223921 D1 DE 69223921D1
Authority
DE
Germany
Prior art keywords
write
disk
format
independent
digital magnetic
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
DE69223921T
Other languages
English (en)
Inventor
Harold J Hamilton
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.)
Censtor Corp
Original Assignee
Censtor 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 Censtor Corp filed Critical Censtor Corp
Application granted granted Critical
Publication of DE69223921D1 publication Critical patent/DE69223921D1/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
    • G11B5/58—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 with provision for moving the head for the purpose of maintaining alignment of the head relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B5/60—Fluid-dynamic spacing of heads from record-carriers
    • G11B5/6005—Specially adapted for spacing from a rotating disc using a fluid cushion
    • 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
    • G11B5/3103—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing
    • G11B5/3106—Structure or manufacture of integrated heads or heads mechanically assembled and electrically connected to a support or housing where the integrated or assembled structure comprises means for conditioning against physical detrimental influence, e.g. wear, contamination
    • 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
    • G11B5/4806—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 specially adapted for disk drive assemblies, e.g. assembly prior to operation, hard or flexible disk drives
    • G11B5/484—Integrated arm assemblies, e.g. formed by material deposition or by etching from single piece of metal or by lamination of materials forming a single arm/suspension/head unit
    • 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
    • G11B5/488—Disposition of heads
    • G11B5/4886—Disposition of heads relative to rotating disc
    • 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
    • G11B2005/0002—Special dispositions or recording techniques

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Supporting Of Heads In Record-Carrier Devices (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Magnetic Record Carriers (AREA)
DE69223921T 1991-10-28 1992-10-27 Formatunabhängige, Festplatte für digitale magnetische Plattenanordnung mit örtlichen Schreib-/Leseverbesserungen Expired - Lifetime DE69223921D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US78350991A 1991-10-28 1991-10-28
US07/966,095 US5550691A (en) 1989-11-27 1992-10-22 Size-independent, rigid-disk, magnetic, digital-information storage system with localized read/write enhancements

Publications (1)

Publication Number Publication Date
DE69223921D1 true DE69223921D1 (de) 1998-02-12

Family

ID=27120148

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69223921T Expired - Lifetime DE69223921D1 (de) 1991-10-28 1992-10-27 Formatunabhängige, Festplatte für digitale magnetische Plattenanordnung mit örtlichen Schreib-/Leseverbesserungen

Country Status (6)

Country Link
US (2) US5550691A (de)
EP (1) EP0540282B1 (de)
JP (1) JPH0644715A (de)
AT (1) ATE161996T1 (de)
CA (1) CA2081511C (de)
DE (1) DE69223921D1 (de)

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US6320725B1 (en) * 1989-11-27 2001-11-20 Censtor Corporation Hard disk drive having ring head with predominantly perpendicular media fields
EP0576680B1 (de) * 1992-01-20 2004-03-31 Fujitsu Limited Magnetkopfanordnung, dessen herstellung und magnetplattengerät
EP0580442A2 (de) * 1992-07-23 1994-01-26 Censtor Corporation Integrierte Struktur mit Lese-/Schreibemagnetkopf, Biegung und Leiter
JP2721783B2 (ja) * 1992-08-19 1998-03-04 インターナショナル・ビジネス・マシーンズ・コーポレイション 薄膜磁気ヘッド変換器／懸架部の組合せシステム並びにその製造方法
JPH06168556A (ja) 1992-08-25 1994-06-14 Internatl Business Mach Corp <Ibm> 変換器及び懸架部の組合せアセンブリ、及びその処理方法並びに該アセンブリを有するデータ処理装置
KR100193646B1 (ko) * 1994-10-20 1999-06-15 가나이 쓰도무 자기기록장치
JP2783231B2 (ja) * 1995-12-28 1998-08-06 日本電気株式会社 接触式磁気ディスク装置
GB2342764B (en) 1997-06-27 2002-02-27 Seagate Technology Slider for disc storage system
US6377422B1 (en) 1997-07-08 2002-04-23 Seagate Technology Llc Disc head with contact protection feature
KR100407845B1 (ko) 1997-08-15 2003-12-01 시게이트 테크놀로지 엘엘씨 디스크 저장 장치용 슬라이더
US6229671B1 (en) 1997-09-22 2001-05-08 Seagate Technology Llc Shock pads for a slider for a data storage system
US6624977B1 (en) * 1997-10-07 2003-09-23 Seagate Technology Llc Data storage system with slider having variable hardness pad
US6487043B1 (en) 1997-12-04 2002-11-26 Seagate Technology Llc Cross texture head disc interface
US6535352B2 (en) 1997-12-15 2003-03-18 Seagate Technology Llc Head media interface for stiction control
US6003364A (en) * 1998-03-19 1999-12-21 Seagate Technology, Inc. Glide head for testing a disc surface
US6683754B2 (en) 1998-05-21 2004-01-27 Komag, Inc. Hard disk drive head-media system having reduced stiction and low fly height
US6381090B1 (en) 1998-05-21 2002-04-30 Komag, Incorporated Hard disk drive head-media system having reduced stiction and low fly height
US6603639B1 (en) 1998-07-21 2003-08-05 Seagate Technology Llc Slider for disc storage system
US6459547B1 (en) 1998-12-09 2002-10-01 Seagate Technology Llc Slider with pads and textured landing zone for disc storage system
US6483668B2 (en) 1999-01-22 2002-11-19 Seagate Technology Llc Edge contact protection feature for a disc drive head
US6611400B1 (en) 1999-01-22 2003-08-26 Seagate Technology Llc Texture structure for optimizing head disc interface
US6304418B1 (en) 1999-02-11 2001-10-16 Seagate Technology Llc Enhanced durability ultra-low-flying-height sliders
US6433966B1 (en) 1999-07-15 2002-08-13 Seagate Technology Llc Active rear posts improved stiction flyability slider integrated pads
US6536265B1 (en) 1999-12-02 2003-03-25 Seagate Technology Llc Micro-textured glide sliders for super-smooth media
US7193805B1 (en) 2000-03-20 2007-03-20 Maxtor Corporation Flying-type disk drive slider with micropad
US6707631B1 (en) 2000-03-20 2004-03-16 Maxtor Corporation Flying-type disk drive slider with wear pad
US6882504B2 (en) * 2000-06-20 2005-04-19 Seagate Technology Llc Micro textured slider with predicted tipped position
CN1267897C (zh) 2000-10-13 2006-08-02 西加特技术有限责任公司 具有带纹理的垫片的磁盘驱动器浮动块
US7196871B2 (en) 2003-09-26 2007-03-27 Hitachi Global Storage Technologies Netherlands B.V. Head for perpendicular recording with a floating trailing shield
US7009812B2 (en) 2003-09-29 2006-03-07 Hitachi Global Storage Technologies Netherlands B.V. Magnetic transducer for perpendicular magnetic recording with single pole write head with trailing shield
US7002775B2 (en) 2003-09-30 2006-02-21 Hitachi Global Storage Technologies Netherlands B.V. Head for perpendicular magnetic recording with a shield structure connected to the return pole piece
US20060132978A1 (en) * 2004-04-14 2006-06-22 Hong Tian Slider for high density magnetic recording
US20050231852A1 (en) * 2004-04-14 2005-10-20 Hong Tian Slider for high density magnetic recording
US7639450B2 (en) * 2005-04-27 2009-12-29 Hitachi Global Storage Technologies Netherlands B.V. Flux shunt structure for reducing return pole corner fields in a perpendicular magnetic recording head
US9491275B2 (en) * 2005-09-15 2016-11-08 AT&T Intellectual Property I, L.P., by transfer of ownership from AT&T Systems, methods and computer program products for aggregating contact information
JP5169696B2 (ja) * 2008-09-30 2013-03-27 Ｎｏｋ株式会社 密封装置および密封構造
US8618793B2 (en) * 2009-12-23 2013-12-31 HGST Netherlands B.V. High sensitivity glide sensor using frictional heating
AT515885B1 (de) * 2014-06-02 2016-11-15 Omicron Electronics Gmbh System mit Kontaktierungseinrichtung und Verfahren zum elektrischen Kontaktieren eines Prüfobjekts

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US4028734A (en) * 1975-05-19 1977-06-07 American Magnetics Corporation Plural magnetic head assembly with independently supporting structure
JPS5330311A (en) * 1976-09-01 1978-03-22 Fujitsu Ltd Production of magnetic head of floating type
JPS5330310A (en) * 1976-09-01 1978-03-22 Fujitsu Ltd Magnetic head assembly of floating type
US4306258A (en) * 1978-06-26 1981-12-15 Mitsubishi Denki Kabushiki Kaisha Magnetic head supporting mechanism of double side type flexible disc drive apparatus
US4167765A (en) * 1978-07-27 1979-09-11 International Business Machines Corporation Transducer suspension mount apparatus
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US4456936A (en) * 1982-01-18 1984-06-26 International Business Machines Corporation Cantilevered transducer carriage
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US4751598A (en) * 1985-02-01 1988-06-14 Censtor Corporation Thin-film, cross-field, closed-flux, anisotropic electromagnetic field device
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JPH0778855B2 (ja) * 1985-09-05 1995-08-23 キヤノン株式会社 磁気ヘツド
US4703376A (en) * 1985-09-23 1987-10-27 Lapine Technology Apparatus for loading and retracting magnetic head in a disk drive
US4686595A (en) * 1985-10-17 1987-08-11 Xebec Development Partners, Ltd. Apparatus for repositioning a transducer in the absence of electrical current to a drive system
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JPS63237272A (ja) * 1987-03-24 1988-10-03 Nec Corp 磁気ヘツド
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Also Published As

Publication number Publication date
US6160685A (en) 2000-12-12
EP0540282A2 (de) 1993-05-05
ATE161996T1 (de) 1998-01-15
JPH0644715A (ja) 1994-02-18
EP0540282B1 (de) 1998-01-07
EP0540282A3 (en) 1993-06-30
CA2081511A1 (en) 1993-04-29
US5550691A (en) 1996-08-27
CA2081511C (en) 1997-10-28

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Legal Events

Date Code Title Description
8332 No legal effect for de