DE69614458D1 - Optisches Datenspeichermedium - Google Patents

Optisches Datenspeichermedium

Info

Publication number
DE69614458D1
DE69614458D1 DE69614458T DE69614458T DE69614458D1 DE 69614458 D1 DE69614458 D1 DE 69614458D1 DE 69614458 T DE69614458 T DE 69614458T DE 69614458 T DE69614458 T DE 69614458T DE 69614458 D1 DE69614458 D1 DE 69614458D1
Authority
DE
Germany
Prior art keywords
storage medium
data storage
optical data
optical
medium
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
DE69614458T
Other languages
English (en)
Other versions
DE69614458T2 (de
Inventor
Karl Belser
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.)
MediaTek Inc
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 DE69614458D1 publication Critical patent/DE69614458D1/de
Application granted granted Critical
Publication of DE69614458T2 publication Critical patent/DE69614458T2/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
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08—Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following
    • G11B7/0938—Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam or focus plane for the purpose of maintaining alignment of the light beam relative to the record carrier during transducing operation, e.g. to compensate for surface irregularities of the latter or for track following servo format, e.g. guide tracks, pilot signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B11/00—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor
    • G11B11/10—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field
    • G11B11/105—Recording on or reproducing from the same record carrier wherein for these two operations the methods are covered by different main groups of groups G11B3/00 - G11B7/00 or by different subgroups of group G11B9/00; Record carriers therefor using recording by magnetic means or other means for magnetisation or demagnetisation of a record carrier, e.g. light induced spin magnetisation; Demagnetisation by thermal or stress means in the presence or not of an orienting magnetic field using a beam of light or a magnetic field for recording by change of magnetisation and a beam of light for reproducing, i.e. magneto-optical, e.g. light-induced thermomagnetic recording, spin magnetisation recording, Kerr or Faraday effect reproducing
    • G11B11/1055—Disposition or mounting of transducers relative to record carriers
    • G11B11/10576—Disposition or mounting of transducers relative to record carriers with provision for moving the transducers for maintaining alignment or spacing relative to the carrier
    • G11B11/10578—Servo format, e.g. prepits, guide tracks, pilot signals
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/00718—Groove and land recording, i.e. user data recorded both in the grooves and on the lands
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/007—Arrangement of the information on the record carrier, e.g. form of tracks, actual track shape, e.g. wobbled, or cross-section, e.g. v-shaped; Sequential information structures, e.g. sectoring or header formats within a track
    • G11B7/00745—Sectoring or header formats within a track
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/24—Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • G11B7/26—Apparatus or processes specially adapted for the manufacture of record carriers
    • G11B7/261—Preparing a master, e.g. exposing photoresist, electroforming

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Adjustment Of The Magnetic Head Position Track Following On Tapes (AREA)
DE69614458T 1995-06-28 1996-06-18 Optisches Datenspeichermedium Expired - Lifetime DE69614458T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/495,866 US5615205A (en) 1995-06-28 1995-06-28 Bi-level optical media having embossed header format

Publications (2)

Publication Number Publication Date
DE69614458D1 true DE69614458D1 (de) 2001-09-20
DE69614458T2 DE69614458T2 (de) 2002-04-18

Family

ID=23970303

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69614458T Expired - Lifetime DE69614458T2 (de) 1995-06-28 1996-06-18 Optisches Datenspeichermedium

Country Status (7)

Country Link
US (1) US5615205A (de)
EP (1) EP0751508B1 (de)
JP (1) JP3282970B2 (de)
KR (1) KR100233174B1 (de)
CN (1) CN1074153C (de)
DE (1) DE69614458T2 (de)
TW (2) TW439052B (de)

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US5835478A (en) * 1995-06-15 1998-11-10 Sony Corporation Optical disc having address information for recording and reproducing data at correct positions
JP3063596B2 (ja) * 1995-11-24 2000-07-12 三菱電機株式会社 光ディスク装置および光ディスク
JP3063598B2 (ja) 1995-12-01 2000-07-12 三菱電機株式会社 光ディスクおよび光ディスク装置
US6058099A (en) 1995-12-29 2000-05-02 Sony Corporation Disc-shaped information recording medium having offset address information data
US5748592A (en) * 1996-02-07 1998-05-05 Matsushita Electric Industrial Co., Ltd. Disk drive apparatus and disk storage medium for high density recording
JP3850060B2 (ja) * 1996-02-13 2006-11-29 三菱電機株式会社 光ディスク及び光ディスク装置
EP0818778B1 (de) * 1996-07-09 2004-06-23 Sharp Kabushiki Kaisha Optische Platte mit verteilten Wobbelsektionen, Herstellungsverfahren und Verfahren zur Aufzeichnung und Wiedergabe
CN1122258C (zh) 1996-09-26 2003-09-24 三洋电机株式会社 光盘装置
US6052358A (en) * 1996-10-04 2000-04-18 Sony Corporation Head feeding mechanism and optical pick-up feeding mechanism
JPH10326435A (ja) * 1997-03-25 1998-12-08 Sony Corp 光学記録媒体及び光学ディスク装置
AU4725797A (en) * 1997-05-28 1998-12-30 Sanyo Electric Co., Ltd. Recording medium and reproducing apparatus therefor
CN1074154C (zh) * 1998-03-17 2001-10-31 英业达股份有限公司 具有防伪标记的光盘及其制造方法和使用方法
GB2335785B (en) * 1998-03-24 2002-09-18 Quantum Corp Multi-channel magnetic tape system having optical tracking servo
KR100533481B1 (ko) * 1998-12-31 2006-01-27 주식회사 데크 복합재 적층판의 보울트홀 보강 성형방법
EP1205912A4 (de) 1999-02-16 2002-08-21 Quantum Corp Methode zum schreiben von servosignalen auf magnetband
US6771450B1 (en) 1999-02-17 2004-08-03 Quantum Corporation Method of writing servo signal on magnetic tape
JP2000276777A (ja) * 1999-03-25 2000-10-06 Victor Co Of Japan Ltd 光記録媒体
JP2000322743A (ja) * 1999-05-13 2000-11-24 Sony Precision Technology Inc 光ディスクのクロストークの測定方法及び測定装置
US6961200B2 (en) * 1999-07-27 2005-11-01 Quantum Corporation Optical servo track identification on tape storage media
DE19934473A1 (de) * 1999-07-27 2001-02-01 Thomson Brandt Gmbh Gerät zum Beschreiben optischer Aufzeichnungsträger
US6558774B1 (en) 1999-08-17 2003-05-06 Quantum Corporation Multiple-layer backcoating for magnetic tape
CN1560862A (zh) 2000-01-14 2005-01-05 ���µ�����ҵ��ʽ���� 光盘、光盘的地址读取装置以及方法，信息介质
US6703099B2 (en) 2000-07-27 2004-03-09 Seagate Technology Llc Perpendicular magnetic recording media with patterned soft magnetic underlayer
KR100750099B1 (ko) * 2001-05-30 2007-08-17 삼성전자주식회사 랜드 및 그루브 트랙에 기록 가능한 광디스크
US6940681B2 (en) 2001-08-20 2005-09-06 Quantum Corporation Optical to magnetic alignment in magnetic tape system
JP4201158B2 (ja) * 2001-10-19 2008-12-24 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 光ディスク媒体、情報記録方法、及び情報記録装置
US7023650B2 (en) 2001-11-07 2006-04-04 Quantum Corporation Optical sensor to recording head alignment
JP3561256B2 (ja) * 2001-12-28 2004-09-02 株式会社東芝 情報記憶媒体、情報記録装置、情報再生装置、情報記録方法、及び情報再生方法
US6980390B2 (en) * 2003-02-05 2005-12-27 Quantum Corporation Magnetic media with embedded optical servo tracks
US7187515B2 (en) * 2003-02-05 2007-03-06 Quantum Corporation Method and system for tracking magnetic media with embedded optical servo tracks
US20070025233A1 (en) * 2003-05-16 2007-02-01 Blum Martinus W Information carrier having wobble pre-groove
JP3733961B2 (ja) * 2003-06-25 2006-01-11 ソニー株式会社 磁壁移動検出方式による光磁気記録媒体とその製造方法
JP4275471B2 (ja) * 2003-07-02 2009-06-10 パイオニア株式会社 情報記録媒体、情報再生装置及び情報再生方法
US7248557B2 (en) * 2003-10-30 2007-07-24 Plasmon Lms, Inc. Robust header configuration and method for reading sector identifiers contained therein
US7826169B2 (en) * 2007-04-25 2010-11-02 Quantum Corporation Servo error detection and compensation utilizing virtual data tracking servo methods
US20090316551A1 (en) * 2008-06-19 2009-12-24 Hang-Kaung Shu Apparatus and method for writing data into storage medium

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US4385372A (en) * 1981-05-01 1983-05-24 Drexler Technology Corporation Reflective optical data storage and laser recording media having grooved dielectric encoded prerecorded information
JPS57208647A (en) * 1981-06-18 1982-12-21 Toshiba Corp Optical disk for recording of information
US4443870A (en) * 1981-10-15 1984-04-17 Burroughs Corporation Optical memory system providing track following
US4985881A (en) * 1983-12-23 1991-01-15 Hitachi, Ltd. Record carrier for a magneto-optical disc memory having guide grooves of a plurality of tracks disposed with a predetermined relation to light spot diameter
US4712204A (en) * 1984-08-31 1987-12-08 Matsushita Electric Industrial Co., Ltd. Optical disk and method for reproducing reference signal therefrom
US4949331A (en) * 1985-06-19 1990-08-14 Hitachi, Ltd. Apparatus and record carrier for optical disc memory with correction pattern and master disc cutting apparatus
JPS6332751A (ja) * 1986-07-25 1988-02-12 Konica Corp 光磁気記録媒体
FR2615995A1 (fr) * 1987-05-27 1988-12-02 Bull Sa Mode d'ecriture d'informations sur un support d'enregistrement magnetique
US5031166A (en) * 1988-01-25 1991-07-09 Laser Magnetic Storage International Company Optical disk tracking and seeking systems and specific track formats using discontinuities and circuitry therefor
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Also Published As

Publication number Publication date
JP3282970B2 (ja) 2002-05-20
EP0751508A1 (de) 1997-01-02
KR970002938A (ko) 1997-01-28
DE69614458T2 (de) 2002-04-18
TW412727B (en) 2000-11-21
CN1074153C (zh) 2001-10-31
JPH09115144A (ja) 1997-05-02
KR100233174B1 (ko) 2000-01-15
US5615205A (en) 1997-03-25
TW439052B (en) 2001-06-07
CN1146043A (zh) 1997-03-26
EP0751508B1 (de) 2001-08-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: MEDIATEK INC., HSINCHU, TW