JP5255867B2 - 光記録媒体とデータ読み出し装置 - Google Patents

光記録媒体とデータ読み出し装置 Download PDF

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Publication number
JP5255867B2
JP5255867B2 JP2008059714A JP2008059714A JP5255867B2 JP 5255867 B2 JP5255867 B2 JP 5255867B2 JP 2008059714 A JP2008059714 A JP 2008059714A JP 2008059714 A JP2008059714 A JP 2008059714A JP 5255867 B2 JP5255867 B2 JP 5255867B2
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Japan
Prior art keywords
track
mark
recording medium
optical
optical recording
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Expired - Fee Related
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JP2008059714A
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English (en)
Japanese (ja)
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JP2008226436A (ja
JP2008226436A5 (enExample
Inventor
クニッテル ヨアヒム
クナップマン シュテファン
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Thomson Licensing SAS
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Thomson Licensing SAS
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Publication date
Application filed by Thomson Licensing SAS filed Critical Thomson Licensing SAS
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Publication of JP2008226436A5 publication Critical patent/JP2008226436A5/ja
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Expired - Fee Related legal-status Critical Current
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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
    • G11B7/24—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
    • G11B7/24085—Pits
    • 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
    • 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

  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Head (AREA)
JP2008059714A 2007-03-08 2008-03-10 光記録媒体とデータ読み出し装置 Expired - Fee Related JP5255867B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP07103729A EP1968048A1 (en) 2007-03-08 2007-03-08 Optical storage medium and apparatus for reading of respective data
EP07103729.5 2007-03-08

Publications (3)

Publication Number Publication Date
JP2008226436A JP2008226436A (ja) 2008-09-25
JP2008226436A5 JP2008226436A5 (enExample) 2011-04-28
JP5255867B2 true JP5255867B2 (ja) 2013-08-07

Family

ID=38229958

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008059714A Expired - Fee Related JP5255867B2 (ja) 2007-03-08 2008-03-10 光記録媒体とデータ読み出し装置

Country Status (5)

Country Link
US (1) US8259558B2 (enExample)
EP (2) EP1968048A1 (enExample)
JP (1) JP5255867B2 (enExample)
CN (1) CN101295517B (enExample)
TW (1) TWI447724B (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2172934A1 (en) * 2008-10-06 2010-04-07 Thomson Licensing Optical storage medium comprising marks with different orientation, 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
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
JP2012164383A (ja) * 2011-02-04 2012-08-30 Sony Corp 光情報記録媒体およびその製造方法
CN111028865B (zh) * 2019-12-04 2022-04-29 富通尼激光科技（东莞）有限公司 一种在光学信息存储盘上形成机器可读代码的方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5758248A (en) 1980-09-24 1982-04-07 Nec Corp Readout method of high density light beam
JPH02123523A (ja) * 1988-11-02 1990-05-11 Hitachi Ltd 光学的情報再生装置並びに光学的情報記録媒体並びにカッティング装置および半導体レーザ光源
TW213519B (enExample) * 1991-08-01 1993-09-21 Philips Nv
JPH05182203A (ja) * 1992-01-07 1993-07-23 Victor Co Of Japan Ltd 光学的記録媒体円盤
US5982738A (en) * 1995-02-14 1999-11-09 Hitachi, Ltd. Optical recording medium having at least wobbled synchronous information shared between tracks
JP3159363B2 (ja) * 1996-02-16 2001-04-23 日本電気株式会社 光再生媒体とその再生方法
JPH11273156A (ja) * 1998-03-24 1999-10-08 Sanyo Electric Co Ltd 光ディスク
DE69921665T2 (de) * 1998-08-05 2005-03-17 Seiko Instruments Inc. Aufzeichnungsmedium, informationsaufzeichnungsgerät sowie informationswiedergabegerät
DE60034734T2 (de) * 1999-04-08 2008-01-17 Pioneer Corporation Optischer Aufzeichnungsträger
US20040047252A1 (en) * 2000-11-07 2004-03-11 Norio Miyatake Optical disk, recording device for optical disk, reproducing device for optical disk, mehtod of reproducing optical disk and method of producing optical disk
AU2002341291A1 (en) * 2001-10-19 2003-04-28 Koninklijke Philips Electronics N.V. Optical record carrier and optical scanning device
CN100353423C (zh) * 2002-05-01 2007-12-05 Lg电子株式会社 高密度只读光盘及使用光盘的光盘设备和方法
KR20050057098A (ko) * 2002-09-05 2005-06-16 코닌클리케 필립스 일렉트로닉스 엔.브이. 2개의 서브그루브를 포함하는 기록형 광 기록매체
AU2003260842A1 (en) 2002-10-04 2004-04-23 Koninklijke Philips Electronics N.V. High track density super resolution mo-rom medium
JP2004227622A (ja) * 2003-01-20 2004-08-12 Toshiba Corp 光記録媒体および光記録再生方法
KR20050000108A (ko) * 2003-06-23 2005-01-03 삼성전자주식회사 초해상 근접장 구조를 가지는 광디스크
JP2005243218A (ja) * 2004-01-30 2005-09-08 Victor Co Of Japan Ltd 光記録媒体
KR20050086305A (ko) 2004-02-25 2005-08-30 삼성전자주식회사 초해상 정보 저장매체 및 재생 신호 안정화 방법
JP4289213B2 (ja) * 2004-05-18 2009-07-01 日本電気株式会社 光ヘッド装置及び光学式情報記録再生装置
JP4412065B2 (ja) * 2004-06-14 2010-02-10 日本電気株式会社 光ヘッド装置及び光学式情報記録再生装置
JP4393340B2 (ja) * 2004-10-19 2010-01-06 三洋電機株式会社 光記録媒体、光記録方法、光再生方法、光記録装置および光再生装置。
WO2006056947A1 (en) * 2004-11-29 2006-06-01 Koninklijke Philips Electronics N.V. Two-dimensional encoded optical recording medium comprising elliptical data bits
US20060280091A1 (en) * 2005-06-13 2006-12-14 Samsung Electronics Co., Ltd. Information recording medium including a predetermined pattern for detecting and RF signal, a method of determining an optimal recording condition using the predetermined pattern, and a recording and/or reproducing apparatus using the information recording medium

Also Published As

Publication number Publication date
JP2008226436A (ja) 2008-09-25
TW200837750A (en) 2008-09-16
EP1968048A1 (en) 2008-09-10
US8259558B2 (en) 2012-09-04
CN101295517A (zh) 2008-10-29
EP1968050A3 (en) 2009-01-21
EP1968050A2 (en) 2008-09-10
TWI447724B (zh) 2014-08-01
CN101295517B (zh) 2013-04-17
US20090028040A1 (en) 2009-01-29

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