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AU2003266510A1 - Method of producing optical recording medium-use original and method of producing optical recording medium - Google Patents

Method of producing optical recording medium-use original and method of producing optical recording medium

Info

Publication number
AU2003266510A1
AU2003266510A1 AU2003266510A AU2003266510A AU2003266510A1 AU 2003266510 A1 AU2003266510 A1 AU 2003266510A1 AU 2003266510 A AU2003266510 A AU 2003266510A AU 2003266510 A AU2003266510 A AU 2003266510A AU 2003266510 A1 AU2003266510 A1 AU 2003266510A1
Authority
AU
Australia
Prior art keywords
recording medium
optical recording
producing optical
use original
producing
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.)
Abandoned
Application number
AU2003266510A
Inventor
Syuji Tsukamoto
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.)
TDK Corp
Original Assignee
TDK 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 TDK Corp filed Critical TDK Corp
Publication of AU2003266510A1 publication Critical patent/AU2003266510A1/en
Abandoned 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
    • G11B7/24—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
    • 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
    • G11B7/24088—Pits for storing more than two values, i.e. multi-valued recording for data or prepits

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Optical Record Carriers (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
AU2003266510A 2002-09-13 2003-09-11 Method of producing optical recording medium-use original and method of producing optical recording medium Abandoned AU2003266510A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2002-268973 2002-09-13
JP2002268973A JP2004110889A (en) 2002-09-13 2002-09-13 Method of manufacturing master disk for optical recording medium and method of manufacturing optical recording medium
PCT/JP2003/011668 WO2004025641A1 (en) 2002-09-13 2003-09-11 Method of producing optical recording medium-use original and method of producing optical recording medium

Publications (1)

Publication Number Publication Date
AU2003266510A1 true AU2003266510A1 (en) 2004-04-30

Family

ID=31986801

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003266510A Abandoned AU2003266510A1 (en) 2002-09-13 2003-09-11 Method of producing optical recording medium-use original and method of producing optical recording medium

Country Status (4)

Country Link
JP (1) JP2004110889A (en)
AU (1) AU2003266510A1 (en)
TW (1) TW200407884A (en)
WO (1) WO2004025641A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100452204C (en) * 2005-03-08 2009-01-14 上海香樟电子有限公司 Manufacturing method of multistage CDROM
CN100452208C (en) * 2005-03-08 2009-01-14 清华大学 Method for producing multi-level read-only optical disc
CN100347775C (en) * 2005-03-08 2007-11-07 清华大学 Multi-stage read-only optical disc and its manufacturing method
CN100452203C (en) * 2005-03-08 2009-01-14 上海香樟电子有限公司 Manufacturing method of multistage read-only master
CN100369140C (en) * 2005-03-08 2008-02-13 北京保利星数据光盘有限公司 Multi-level read-only optical disc and method for manufacturing the same
CN100452209C (en) * 2005-03-08 2009-01-14 清华大学 Method for making multi-stage read-only master disk

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04111229A (en) * 1990-08-31 1992-04-13 Toshiba Corp Information reproducing device
JPH06124450A (en) * 1992-10-12 1994-05-06 Toshiba Corp Information storage medium
JPH08124167A (en) * 1994-10-19 1996-05-17 Hitachi Ltd Optical information recording / reproducing method and apparatus
JP2001184649A (en) * 1999-10-14 2001-07-06 Tdk Corp Optical recording system and optical recording medium
JP2001250280A (en) * 2000-03-02 2001-09-14 Sony Corp Recording medium, method for producing recording medium, method for producing master for producing recording medium, apparatus for producing recording medium, and apparatus for producing original for recording medium
JP2001256646A (en) * 2000-03-15 2001-09-21 Hitachi Ltd Optical information recording / reproducing method
JP2003233932A (en) * 2002-02-07 2003-08-22 Ricoh Co Ltd Optical information recording medium, optical disk device and method for producing master

Also Published As

Publication number Publication date
TW200407884A (en) 2004-05-16
JP2004110889A (en) 2004-04-08
WO2004025641A1 (en) 2004-03-25

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase