AU2003203167A1 - Optical recording medium - Google Patents

Optical recording medium

Info

Publication number
AU2003203167A1
AU2003203167A1 AU2003203167A AU2003203167A AU2003203167A1 AU 2003203167 A1 AU2003203167 A1 AU 2003203167A1 AU 2003203167 A AU2003203167 A AU 2003203167A AU 2003203167 A AU2003203167 A AU 2003203167A AU 2003203167 A1 AU2003203167 A1 AU 2003203167A1
Authority
AU
Australia
Prior art keywords
recording medium
optical recording
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.)
Abandoned
Application number
AU2003203167A
Inventor
Tsuyoshi Komaki
Toshifumi Tanaka
Mamoru Usami
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
Priority to PCT/JP2003/000250 priority Critical patent/WO2004064054A1/en
Publication of AU2003203167A1 publication Critical patent/AU2003203167A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/24Record carriers characterised by shape, structure or physical properties, or by the selection of the material
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording 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
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/09Disposition 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
    • G11B7/0948Disposition 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 specially adapted for detection and avoidance or compensation of imperfections on the carrier, e.g. dust, scratches, dropouts
AU2003203167A 2003-01-15 2003-01-15 Optical recording medium Abandoned AU2003203167A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2003/000250 WO2004064054A1 (en) 2003-01-15 2003-01-15 Optical recording medium

Publications (1)

Publication Number Publication Date
AU2003203167A1 true AU2003203167A1 (en) 2004-08-10

Family

ID=32697372

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003203167A Abandoned AU2003203167A1 (en) 2003-01-15 2003-01-15 Optical recording medium

Country Status (4)

Country Link
JP (1) JPWO2004064054A1 (en)
AU (1) AU2003203167A1 (en)
TW (1) TWI267073B (en)
WO (1) WO2004064054A1 (en)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002230834A (en) * 2000-06-26 2002-08-16 Tdk Corp Optical information medium, method of manufacturing for the same, recording or reproducing method for the same and method of inspecting the same
JP2002157782A (en) * 2000-09-05 2002-05-31 Tdk Corp Optical information medium and method for testing the same

Also Published As

Publication number Publication date
JPWO2004064054A1 (en) 2006-05-18
TW200412593A (en) 2004-07-16
TWI267073B (en) 2006-11-21
WO2004064054A1 (en) 2004-07-29

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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