KR101424158B1 - 광학 저장 매체로부터 데이터를 판독하거나 광학 저장매체에 데이터를 기록하기 위해 3개의 빔을 제공하는픽업을 포함하는 장치와, 각각의 광학 저장 매체 - Google Patents

광학 저장 매체로부터 데이터를 판독하거나 광학 저장매체에 데이터를 기록하기 위해 3개의 빔을 제공하는픽업을 포함하는 장치와, 각각의 광학 저장 매체 Download PDF

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Publication number
KR101424158B1
KR101424158B1 KR1020080058981A KR20080058981A KR101424158B1 KR 101424158 B1 KR101424158 B1 KR 101424158B1 KR 1020080058981 A KR1020080058981 A KR 1020080058981A KR 20080058981 A KR20080058981 A KR 20080058981A KR 101424158 B1 KR101424158 B1 KR 101424158B1
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KR
South Korea
Prior art keywords
storage medium
track
optical storage
zone
main beam
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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
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KR1020080058981A
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English (en)
Korean (ko)
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KR20090004534A (ko
Inventor
스테판 크납프만
Original Assignee
톰슨 라이센싱
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Expired - Fee Related legal-status Critical Current
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    • 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
    • G11B7/12—Heads, e.g. forming of the optical beam spot or modulation of the optical beam
    • G11B7/125—Optical beam sources therefor, e.g. laser control circuitry specially adapted for optical storage devices; Modulators, e.g. means for controlling the size or intensity of optical spots or optical traces
    • G11B7/127—Lasers; Multiple laser arrays
    • 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
    • G11B7/0901—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 for track following only
    • G11B7/0903—Multi-beam tracking systems
    • 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
    • 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
    • G11B7/00736—Auxiliary data, e.g. lead-in, lead-out, Power Calibration Area [PCA], Burst Cutting Area [BCA], control information
    • 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
    • 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
    • G11B7/2407—Tracks or pits; Shape, structure or physical properties thereof
    • G11B7/24073—Tracks
    • G11B7/24079—Width or depth

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Head (AREA)
KR1020080058981A 2007-06-29 2008-06-23 광학 저장 매체로부터 데이터를 판독하거나 광학 저장매체에 데이터를 기록하기 위해 3개의 빔을 제공하는픽업을 포함하는 장치와, 각각의 광학 저장 매체 Expired - Fee Related KR101424158B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP07111477A EP2009626A1 (en) 2007-06-29 2007-06-29 Apparatus comprising a pickup unit providing three beams for reading data from or writing data to an optical storage medium, and respective optical storage medium
EP07111477.1 2007-06-29

Publications (2)

Publication Number Publication Date
KR20090004534A KR20090004534A (ko) 2009-01-12
KR101424158B1 true KR101424158B1 (ko) 2014-07-31

Family

ID=38426546

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020080058981A Expired - Fee Related KR101424158B1 (ko) 2007-06-29 2008-06-23 광학 저장 매체로부터 데이터를 판독하거나 광학 저장매체에 데이터를 기록하기 위해 3개의 빔을 제공하는픽업을 포함하는 장치와, 각각의 광학 저장 매체

Country Status (7)

Country Link
US (1) US7876650B2 (enExample)
EP (2) EP2009626A1 (enExample)
JP (1) JP5442964B2 (enExample)
KR (1) KR101424158B1 (enExample)
CN (1) CN101335025B (enExample)
DE (1) DE602008003619D1 (enExample)
TW (1) TWI441174B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2200027A1 (en) * 2008-12-22 2010-06-23 Thomson Licensing Optical disc, mastering method and apparatus for reading of respective data
EP2246854A1 (en) * 2009-04-28 2010-11-03 Thomson Licensing Optical storage medium comprising tracks with different modulation codes, and respective apparatus for reading of data
WO2010125015A1 (en) 2009-04-28 2010-11-04 Thomson Licensing Optical storage medium comprising tracks with modified mark dimensions, and respective apparatus for reading of data
US8630154B2 (en) 2010-05-11 2014-01-14 Thomson Licensing, LLC Apparatus comprising a pickup providing multiple beams
US10884997B2 (en) 2015-06-10 2021-01-05 International Business Machines Corporation Maintaining a master schema

Citations (2)

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JP2003217145A (ja) 2002-01-18 2003-07-31 Hitachi Ltd 光ヘッドおよびそれを用いた光学的情報記録再生装置
WO2005064601A1 (en) 2003-12-30 2005-07-14 Samsung Electronics Co., Ltd. Information storage medium and method and apparatus for reproducing information recorded on the same

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JP3114205B2 (ja) * 1991-02-15 2000-12-04 ソニー株式会社 光記録媒体の記録再生方法
EP0525896B1 (en) * 1991-08-01 1997-01-02 Koninklijke Philips Electronics N.V. Compatible optical scanning device
JP2765402B2 (ja) * 1992-10-07 1998-06-18 日本電気株式会社 光ヘッド装置
US5541909A (en) * 1992-10-19 1996-07-30 Hitachi, Ltd. Optical disc with phase pits and a reproducing apparatus for data recorded on the optical disc
JP3770921B2 (ja) * 1993-03-31 2006-04-26 三菱電機株式会社 光ディスク装置
JPH0744893A (ja) * 1993-07-30 1995-02-14 Nikon Corp 光記録媒体及びそのトラッキング方法
JPH08509567A (ja) * 1994-02-22 1996-10-08 フィリップス エレクトロニクス ネムローゼ フェンノートシャップ 光学走査装置
JP2616722B2 (ja) * 1994-11-29 1997-06-04 日本電気株式会社 光ヘッド装置
US5701286A (en) * 1996-04-04 1997-12-23 Nec Corporation Super-resolution optical head device which produces side spots without side lobes
JPH10188320A (ja) * 1996-12-20 1998-07-21 Sony Corp 光ディスク記録再生装置および方法
KR100209688B1 (ko) * 1997-04-12 1999-07-15 구자홍 근접장 광학현상을 이용한 광 저장장치 및이를 이용한 트랙킹 제어방법
JP3511464B2 (ja) * 1997-05-08 2004-03-29 パイオニア株式会社 トラッキングエラー信号生成方法及びトラッキングエラー信号生成装置
JPH10334574A (ja) 1997-05-27 1998-12-18 Victor Co Of Japan Ltd 光ディスク判別装置
JPH11283255A (ja) * 1998-03-27 1999-10-15 Canon Inc 光学的情報記録再生装置
JP3688484B2 (ja) 1998-11-20 2005-08-31 パイオニア株式会社 光学式記録媒体のドライブ装置
JP2001338421A (ja) * 2000-03-21 2001-12-07 Sony Corp ディスクドライブ装置、ウォブル情報生成方法
JP2002074727A (ja) * 2000-09-01 2002-03-15 Samsung Electro Mech Co Ltd ダイナミック制御回折格子並びに情報記録再生装置と情報再生装置
DE10059041C2 (de) * 2000-11-28 2002-11-14 Lactec Ges Fuer Moderne Lackte Verfahren und Vorrichtung zum Fördern von elektrisch leitfähigen Lacken zwischen unterschiedlichen Spannungspotenzialen
JP4770080B2 (ja) * 2001-07-17 2011-09-07 ソニー株式会社 光ピックアップの調整用光ディスク
JP2003051137A (ja) * 2001-08-07 2003-02-21 Hitachi Ltd 情報記録媒体
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JP2006501592A (ja) * 2002-10-04 2006-01-12 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 高トラック密度超解像度ｍｏ−ｒｏｍ媒体
KR20050000108A (ko) 2003-06-23 2005-01-03 삼성전자주식회사 초해상 근접장 구조를 가지는 광디스크
KR20050086305A (ko) 2004-02-25 2005-08-30 삼성전자주식회사 초해상 정보 저장매체 및 재생 신호 안정화 방법
JP4327045B2 (ja) * 2004-08-23 2009-09-09 株式会社日立製作所 情報再生方法及び情報記録媒体
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Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003217145A (ja) 2002-01-18 2003-07-31 Hitachi Ltd 光ヘッドおよびそれを用いた光学的情報記録再生装置
WO2005064601A1 (en) 2003-12-30 2005-07-14 Samsung Electronics Co., Ltd. Information storage medium and method and apparatus for reproducing information recorded on the same

Also Published As

Publication number Publication date
TW200901178A (en) 2009-01-01
US7876650B2 (en) 2011-01-25
CN101335025B (zh) 2012-06-27
EP2009626A1 (en) 2008-12-31
JP5442964B2 (ja) 2014-03-19
TWI441174B (zh) 2014-06-11
CN101335025A (zh) 2008-12-31
EP2009627B1 (en) 2010-11-24
KR20090004534A (ko) 2009-01-12
EP2009627A1 (en) 2008-12-31
JP2009016029A (ja) 2009-01-22
DE602008003619D1 (de) 2011-01-05
US20090003147A1 (en) 2009-01-01

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