KR100858952B1 - 광학 기록 매체 - Google Patents

광학 기록 매체 Download PDF

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Publication number
KR100858952B1
KR100858952B1 KR1020077002705A KR20077002705A KR100858952B1 KR 100858952 B1 KR100858952 B1 KR 100858952B1 KR 1020077002705 A KR1020077002705 A KR 1020077002705A KR 20077002705 A KR20077002705 A KR 20077002705A KR 100858952 B1 KR100858952 B1 KR 100858952B1
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South Korea
Prior art keywords
layer
recording
protective layer
recording medium
optical recording
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Expired - Fee Related
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KR1020077002705A
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English (en)
Korean (ko)
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KR20070029839A (ko
Inventor
하지메 유즈리하라
가츠나리 하나오카
기요토 시바타
유지로 가네코
히로유키 이와사
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가부시키가이샤 리코
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    • 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
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    • G11B7/257—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of layers having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers
    • G11B7/2578—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of layers having properties involved in recording or reproduction, e.g. optical interference layers or sensitising layers or dielectric layers, which are protecting the recording layers consisting essentially of inorganic materials
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    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
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    • G11B7/258—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of reflective layers
    • G11B7/259—Record carriers characterised by shape, structure or physical properties, or by the selection of the material characterised by the selection of the material of layers other than recording layers of reflective layers based on silver

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  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Optical Record Carriers And Manufacture Thereof (AREA)
  • Thermal Transfer Or Thermal Recording In General (AREA)
KR1020077002705A 2004-07-16 2005-07-14 광학 기록 매체 Expired - Fee Related KR100858952B1 (ko)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP2004210553 2004-07-16
JPJP-P-2004-00210553 2004-07-16
JP2004210343 2004-07-16
JPJP-P-2004-00210343 2004-07-16
JP2004366839 2004-12-17
JPJP-P-2004-00366839 2004-12-17
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US20080037406A1 (en) 2008-02-14
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