Optical information recording medium and mold apparatus for manufacturing the same

An optical information recording medium comprises at least a substrate on which a groove is formed in a recording area, a recording layer comprising an organic dye, and a reflective layer. The recording area has a preformat area and a data area, and the groove in the preformat area is narrower or sh...

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Bibliographic Details
Main Authors TAKAGISHI YOSHIKAZU, MATSUDA ISAO, HARA FUMI, FUJII TORU
Format Patent
LanguageEnglish
Published 28.12.2010
Subjects
INFORMATION STORAGE
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER
PHYSICS
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Summary:An optical information recording medium comprises at least a substrate on which a groove is formed in a recording area, a recording layer comprising an organic dye, and a reflective layer. The recording area has a preformat area and a data area, and the groove in the preformat area is narrower or shallower than that in the data area.
Bibliography:Application Number: US20070740179