HK1055503A1 - Optical disc and information reproducing apparatusfor same - Google Patents

Optical disc and information reproducing apparatusfor same

Info

Publication number
HK1055503A1
HK1055503A1 HK03107769A HK03107769A HK1055503A1 HK 1055503 A1 HK1055503 A1 HK 1055503A1 HK 03107769 A HK03107769 A HK 03107769A HK 03107769 A HK03107769 A HK 03107769A HK 1055503 A1 HK1055503 A1 HK 1055503A1
Authority
HK
Hong Kong
Prior art keywords
optical disc
sup
light
lambda
apparatusfor
Prior art date
Application number
HK03107769A
Other languages
English (en)
Inventor
Takuma Yanagisawa
Takayuki Nomoto
Yasumitsu Wada
Fumihiko Yokogawa
Seiichi Ohsawa
Original Assignee
Pioneer 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 Pioneer Corp filed Critical Pioneer Corp
Publication of HK1055503A1 publication Critical patent/HK1055503A1/xx

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
    • G11B7/24—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
    • G11B7/007—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
    • G11B7/24—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

  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Optical Head (AREA)
HK03107769A 2000-08-11 2003-10-28 Optical disc and information reproducing apparatusfor same HK1055503A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000244637A JP2002056539A (ja) 2000-08-11 2000-08-11 光ディスク及びその情報再生装置
PCT/JP2001/006707 WO2002015177A2 (en) 2000-08-11 2001-08-03 Optical disc and information reproducing apparatus for same

Publications (1)

Publication Number Publication Date
HK1055503A1 true HK1055503A1 (en) 2004-01-09

Family

ID=18735300

Family Applications (1)

Application Number Title Priority Date Filing Date
HK03107769A HK1055503A1 (en) 2000-08-11 2003-10-28 Optical disc and information reproducing apparatusfor same

Country Status (8)

Country Link
US (1) US7190664B2 (xx)
EP (1) EP1307879A2 (xx)
JP (1) JP2002056539A (xx)
KR (1) KR100525762B1 (xx)
CN (1) CN1288643C (xx)
HK (1) HK1055503A1 (xx)
TW (1) TW579515B (xx)
WO (1) WO2002015177A2 (xx)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002184040A (ja) * 2000-12-15 2002-06-28 Pioneer Electronic Corp 光ディスク
JPWO2003077239A1 (ja) 2002-03-11 2005-07-07 Tdk株式会社 フォトレジスト原盤の加工方法、記録媒体用原盤の製造方法、記録媒体の製造方法、フォトレジスト原盤、記録媒体用原盤及び記録媒体
JPWO2003085655A1 (ja) * 2002-04-08 2005-08-11 松下電器産業株式会社 光ディスク媒体
JP2004005864A (ja) * 2002-04-17 2004-01-08 Pioneer Electronic Corp 情報記録媒体、情報再生装置、情報記録装置及び情報記録再生装置
JP2004013973A (ja) * 2002-06-05 2004-01-15 Tdk Corp フォトレジスト原盤の製造方法、光記録媒体製造用スタンパの製造方法、スタンパ、フォトレジスト原盤、スタンパ中間体及び光記録媒体
CN100530381C (zh) * 2003-11-03 2009-08-19 皇家飞利浦电子股份有限公司 可重写光学数据存储媒体及其应用
US20050231717A1 (en) * 2004-04-16 2005-10-20 Industrial Technology Research Institute Fluorescence inspection spectrometer
CN100401382C (zh) * 2005-08-24 2008-07-09 上海乐金广电电子有限公司 光记录媒体
US20070206453A1 (en) * 2006-03-03 2007-09-06 Seagate Technology Llc Multilevel nano-structure optical media with oriented tracking marks
JP2008165860A (ja) * 2006-12-27 2008-07-17 Toshiba Corp 光ディスク、光ディスク再生装置および光ディスク再生方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2704107B2 (ja) * 1994-01-19 1998-01-26 株式会社東芝 光ディスクおよび光ディスク装置
EP0664541B1 (en) 1994-01-19 2000-03-29 Kabushiki Kaisha Toshiba System comprising an optical disk and an optical disk apparatus
JPH09320117A (ja) * 1996-05-28 1997-12-12 Pioneer Electron Corp 光ディスク
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
JPH10302310A (ja) * 1997-04-25 1998-11-13 Sony Corp 光学記録媒体及び光学ディスク装置
US6333907B1 (en) * 1998-03-17 2001-12-25 Kabushiki Kaisha Toshiba Disk processing apparatus for reproducing information from a plurality of optical disks having different recording densities
JP4258037B2 (ja) * 1998-06-29 2009-04-30 ソニー株式会社 光記録媒体と、これを用いた光記録再生装置
JP2000011452A (ja) * 1998-06-29 2000-01-14 Sony Corp 光記録媒体と光記録再生装置
US6175548B1 (en) * 1998-06-29 2001-01-16 Sony Corporation Optical recording medium and optical recording and reproducing apparatus
JP2000011453A (ja) * 1998-06-29 2000-01-14 Sony Corp 光記録媒体と光記録再生装置
JP2000123416A (ja) * 1998-10-14 2000-04-28 Sony Corp 光記録媒体と光記録再生装置
JP2000231745A (ja) * 1999-02-09 2000-08-22 Sony Corp 光記録媒体、光記録媒体製造用原盤及びその製造方法
DE60042473D1 (de) * 1999-04-26 2009-08-13 Sony Corp Optische platte und herstellungsverfahren
JP2001229546A (ja) * 2000-02-14 2001-08-24 Sony Corp 光記録媒体及び光記録媒体製造用原盤

Also Published As

Publication number Publication date
CN1419691A (zh) 2003-05-21
KR20030005312A (ko) 2003-01-17
EP1307879A2 (en) 2003-05-07
KR100525762B1 (ko) 2005-11-02
JP2002056539A (ja) 2002-02-22
CN1288643C (zh) 2006-12-06
US20030099183A1 (en) 2003-05-29
TW579515B (en) 2004-03-11
US7190664B2 (en) 2007-03-13
WO2002015177A2 (en) 2002-02-21
WO2002015177A3 (en) 2002-06-20

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20100803