Disk drive apparatus and reproducing method

A recording and reproducing area and a reproduction-only area are formed by wobbling a groove formed in a spiral fashion to form a track to be tracked on a disk (100). The recording and reproducing area has address information recorded by wobbling of the groove and information recorded and reproduce...

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Bibliographic Details
Main Author KOBAYASHI, SHOEI
Format Patent
LanguageEnglish
French
German
Published 20.12.2006
Subjects
INFORMATION STORAGE
INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORDCARRIER AND TRANSDUCER
PHYSICS
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Summary:A recording and reproducing area and a reproduction-only area are formed by wobbling a groove formed in a spiral fashion to form a track to be tracked on a disk (100). The recording and reproducing area has address information recorded by wobbling of the groove and information recorded and reproduced by phase change marks on the track formed by the groove where the address information is recorded. The reproduction-only area has prerecorded information recorded by wobbling of the groove.
Bibliography:Application Number: EP20060076593