DE69600918D1 - Magnetische aufzeichnungsplatte - Google Patents

Magnetische aufzeichnungsplatte

Info

Publication number
DE69600918D1
DE69600918D1 DE69600918T DE69600918T DE69600918D1 DE 69600918 D1 DE69600918 D1 DE 69600918D1 DE 69600918 T DE69600918 T DE 69600918T DE 69600918 T DE69600918 T DE 69600918T DE 69600918 D1 DE69600918 D1 DE 69600918D1
Authority
DE
Germany
Prior art keywords
magnetic recording
recording plate
plate
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 - Lifetime
Application number
DE69600918T
Other languages
English (en)
Other versions
DE69600918T2 (de
Inventor
Thao Nguyen
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Publication of DE69600918D1 publication Critical patent/DE69600918D1/de
Application granted granted Critical
Publication of DE69600918T2 publication Critical patent/DE69600918T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/74Record carriers characterised by the form, e.g. sheet shaped to wrap around a drum
    • G11B5/82Disk carriers
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/84Processes or apparatus specially adapted for manufacturing record carriers
    • G11B5/8404Processes or apparatus specially adapted for manufacturing record carriers manufacturing base layers
DE69600918T 1995-01-27 1996-01-23 Magnetische aufzeichnungsplatte Expired - Lifetime DE69600918T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/379,410 US5550696A (en) 1995-01-27 1995-01-27 Magnetic recording disk having textured test band for controlling texture in the slider landing zone
PCT/GB1996/000110 WO1996023301A1 (en) 1995-01-27 1996-01-23 Magnetic recording disk

Publications (2)

Publication Number Publication Date
DE69600918D1 true DE69600918D1 (de) 1998-12-10
DE69600918T2 DE69600918T2 (de) 1999-07-01

Family

ID=23497148

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69600918T Expired - Lifetime DE69600918T2 (de) 1995-01-27 1996-01-23 Magnetische aufzeichnungsplatte

Country Status (8)

Country Link
US (1) US5550696A (de)
EP (1) EP0806037B1 (de)
JP (1) JPH08241520A (de)
KR (1) KR960030118A (de)
CN (1) CN1135631A (de)
DE (1) DE69600918T2 (de)
SG (1) SG52187A1 (de)
WO (1) WO1996023301A1 (de)

Families Citing this family (59)

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KR960005459A (ko) * 1994-07-04 1996-02-23 미우라 아끼라 자기기록매체, 그의 제조방법 및 기록 및 판독방법
JPH08102163A (ja) * 1994-09-30 1996-04-16 Fujitsu Ltd 磁気記録媒体及び磁気ディスク装置
US5798164A (en) 1995-06-23 1998-08-25 Stormedia, Inc. Zone textured magnetic recording media
KR100208373B1 (ko) * 1995-08-01 1999-07-15 윤종용 이중의 헤드를 가지는 디스크 기록장치와 그의 헤드스위칭 제어방법
US6057984A (en) * 1995-10-25 2000-05-02 Mitsubishi Chemical Corporation Method for data writing/read-out using a contact start and stop system
US5930091A (en) * 1996-03-19 1999-07-27 Hitachi, Ltd. Magnetic disk having CSS area with concave and convex portions and apparatus containing the same
US5783797A (en) * 1996-05-09 1998-07-21 Seagate Technology, Inc. Laser texturing of magnetic recording medium using a crystal material
US5940304A (en) * 1996-09-04 1999-08-17 International Business Machines Corporation Controlling a laser texturing tool having two handling stations for disks to be textured and a single texturing station
KR20000036175A (ko) * 1996-09-17 2000-06-26 알프레드 엘. 미첼슨 텍스처화된 표면 및 이의 제조방법
JPH1091947A (ja) * 1996-09-18 1998-04-10 Hitachi Electron Eng Co Ltd 磁気ディスクの表面加工装置
KR100420993B1 (ko) * 1996-10-17 2004-05-17 삼성전자주식회사 슬립모드 및 대기모드시 파킹으로 인한 헤드 충격 최소화 방법
JP3219705B2 (ja) * 1996-11-14 2001-10-15 株式会社オハラ 磁気情報記憶媒体用ガラスセラミックス基板
US6021032A (en) 1997-01-15 2000-02-01 Seagate Technology, Inc. Magnetic recording medium with laser textured data zone
US5952058A (en) * 1997-01-15 1999-09-14 Seagate Technology, Inc. Laser texturing magnetic recording medium using fiber optics
US6207926B1 (en) 1997-01-15 2001-03-27 Seagate Technology Llc Fiber optic laser texturing with optical probe feedback control
US5965215A (en) * 1997-01-15 1999-10-12 Seagate Technology, Inc. Method for laser texturing a landing zone and a data zone of a magnetic recording medium
US5714207A (en) * 1997-02-07 1998-02-03 Seagate Technology, Inc. Method of laser texturing glass or glass-ceramic substrates for magnetic recording media
US6118632A (en) * 1997-02-12 2000-09-12 International Business Machines Corporation Magnetic disk stack having laser-bump identifiers on magnetic disks
US6151338A (en) 1997-02-19 2000-11-21 Sdl, Inc. High power laser optical amplifier system
RU2104592C1 (ru) * 1997-02-21 1998-02-10 Йелстаун Корпорейшн Н.В. Способ изготовления магнитного носителя
GB2357183B (en) * 1997-03-14 2001-08-22 Seagate Technology Llc Low resonance texturing of magnetic media
US5912791A (en) * 1997-03-14 1999-06-15 Seagate Technology, Inc. Landing zone design for a magnetic disc
WO1998041393A1 (en) * 1997-03-18 1998-09-24 Seagate Technology, Inc. Magnetic media with randomly positioned texturing features
US5951891A (en) * 1997-03-24 1999-09-14 International Business Machines Corporation Optical apparatus for monitoring profiles of textured spots during a disk texturing process
JPH117622A (ja) * 1997-04-25 1999-01-12 Hitachi Ltd 磁気記録媒体用基板、磁気記録媒体及び磁気記録媒体の製造方法
US5897798A (en) * 1997-06-04 1999-04-27 Hmt Technology Corporation Laser texturing apparatus employing a rotating mirror
US5834731A (en) * 1997-06-04 1998-11-10 Hmt Technology Corporation Laser texturing apparatus with bernoulli holder
US6205002B1 (en) * 1997-06-13 2001-03-20 International Business Machines Corporation Disk drive with textured slider contact region
KR100425395B1 (ko) * 1997-06-27 2004-03-30 시게이트 테크놀로지 엘엘씨 디스크 저장 장치용 슬라이더
US6160683A (en) * 1997-08-15 2000-12-12 Seagate Technology Llc Slider for disc storage system
US5956217A (en) * 1997-08-28 1999-09-21 Seagate Technology, Inc. Reference disk for determining glide height
KR100462217B1 (ko) * 1997-09-03 2005-04-06 삼성전자주식회사 디스크텍스쳐링방법
US5959814A (en) * 1997-09-16 1999-09-28 Quantum Corporation Magnetic disk having separate park and take-off zones
US5877858A (en) * 1997-09-19 1999-03-02 International Business Machines Corporation Textured surface monitoring and control apparatus
US6487043B1 (en) 1997-12-04 2002-11-26 Seagate Technology Llc Cross texture head disc interface
US6153284A (en) * 1997-12-12 2000-11-28 Seagate Technology Llc Magnetic recording medium with high non-operational shock resistance
US6535352B2 (en) 1997-12-15 2003-03-18 Seagate Technology Llc Head media interface for stiction control
KR19990057757A (ko) * 1997-12-30 1999-07-15 윤종용 하드 디스크
US6381090B1 (en) 1998-05-21 2002-04-30 Komag, Incorporated Hard disk drive head-media system having reduced stiction and low fly height
US6683754B2 (en) 1998-05-21 2004-01-27 Komag, Inc. Hard disk drive head-media system having reduced stiction and low fly height
US5978091A (en) * 1998-06-26 1999-11-02 Hmt Technology Corporation Laser-bump sensor method and apparatus
US6603639B1 (en) 1998-07-21 2003-08-05 Seagate Technology Llc Slider for disc storage system
US6164118A (en) * 1998-09-30 2000-12-26 Komag Incorporated Calibration disk having discrete bands of calibration bumps
KR20000025408A (ko) 1998-10-12 2000-05-06 윤종용 텍스처구조를 지닌 광디스크
US6459547B1 (en) 1998-12-09 2002-10-01 Seagate Technology Llc Slider with pads and textured landing zone for disc storage system
US6611400B1 (en) 1999-01-22 2003-08-26 Seagate Technology Llc Texture structure for optimizing head disc interface
US6468596B1 (en) 1999-07-15 2002-10-22 Seagate Technology Llc Laser-assisted in-situ fractionated lubricant and a new process for surface of magnetic recording media
US6388229B1 (en) 1999-08-13 2002-05-14 International Business Machines Corporation Method for laser texturing magnetic recording disk
JP2001067633A (ja) * 1999-08-31 2001-03-16 Jeol Ltd Mrヘッド評価装置
US6536265B1 (en) 1999-12-02 2003-03-25 Seagate Technology Llc Micro-textured glide sliders for super-smooth media
US6342707B1 (en) 2000-06-20 2002-01-29 Katsina Optics, Inc. Laser scatterometer with adjustable beam block
US6529347B2 (en) 2000-10-13 2003-03-04 Seagate Technology Llc Disc drive slider having textured pads
US6785079B2 (en) * 2001-03-16 2004-08-31 Hitachi Global Storage Technologies Netherlands B.V. Method and apparatus for estimating the flyheight of an airbearing slider in a storage device
US6656614B1 (en) 2001-06-04 2003-12-02 Seagate Technology Llc Method for manufacturing magnetic media with textured CSS landing zone formed by ion implantation, and media obtained thereby
US20030048566A1 (en) * 2001-09-11 2003-03-13 Seagate Technology Llc Contoured disc drive head surface and method
US6662623B2 (en) 2001-09-20 2003-12-16 International Business Machines Corporation Apparatus and method for glide height calibration of disk surfaces by use of dual-zone laser texture
DE102004010336A1 (de) 2003-03-05 2004-09-16 Komag, Inc., San Jose Magnetische Aufzeichnungsplatte mit Übergangszone
US7301726B1 (en) * 2004-11-04 2007-11-27 Komag, Inc. Banded LZT CSS zone
US20060189091A1 (en) * 2004-11-11 2006-08-24 Bo Gu Method and system for laser hard marking

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57189822A (en) * 1981-05-20 1982-11-22 Toray Ind Inc Biaxially stretched polyester film
US4540049A (en) * 1984-02-03 1985-09-10 Texaco Inc. Method of improving steam flood conformance with steam flooding agents without a non-condensable gas
US4698251A (en) * 1985-01-22 1987-10-06 Victor Company Of Japan, Limited Magnetic recording medium and method of producing the same
JPS63249933A (ja) * 1987-04-03 1988-10-17 Hitachi Ltd 磁気デイスク媒体
GB8802930D0 (en) * 1988-02-09 1988-03-09 Plasmon Data Systems Uk Ltd Improved data storage medium
JPH01273218A (ja) * 1988-04-25 1989-11-01 Mitsubishi Electric Corp 磁気デイスク
US5062021A (en) * 1990-03-12 1991-10-29 Magnetic Peripherals Inc. Selectively textured magnetic recording media
US5108781A (en) * 1990-03-12 1992-04-28 Magnetic Peripherals Inc. Process for manufacturing selectively textured magnetic recording media
JPH0512648A (ja) * 1991-05-01 1993-01-22 Hitachi Maxell Ltd 磁気デイスク
JP3075632B2 (ja) * 1992-02-27 2000-08-14 パイオニア株式会社 光ディスクプレーヤ
WO1993021629A1 (en) * 1992-04-15 1993-10-28 Tulip Memory Systems, Inc. Precision-etched textured stop/start zone for magnetic-recording disks

Also Published As

Publication number Publication date
EP0806037B1 (de) 1998-11-04
EP0806037A1 (de) 1997-11-12
KR960030118A (ko) 1996-08-17
CN1135631A (zh) 1996-11-13
DE69600918T2 (de) 1999-07-01
US5550696A (en) 1996-08-27
JPH08241520A (ja) 1996-09-17
WO1996023301A1 (en) 1996-08-01
SG52187A1 (en) 1998-09-28

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8330 Complete renunciation