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AssigneesNEC Corporation, Kabushiki Kaisha Toshiba
InventorsMinoru Akiyama, Hideki Takahashi, Akihito Ogawa, Chosaku Noda
Estimating the term…
In order to select the latest defect management information, the latest selection information first is selected by searching a plurality of selection information areas for a currently active selection information area in which the latest selection information is recorded and subsequently the latest defect management information is obtained by searching a plurality of defect management areas for a currently active defect management area in which the latest defect management information is recorded. If there is no unused defect management area in which defect management information can be alternatively recorded in lieu of the currently active defect management area, recording operation is limited.
A method of managing defect management information stored in an information recording medium, said information recording medium comprising a user area for storing user data, a plurality of defect management areas each of which enables to record defect management information on said user area, and a plurality of selection information areas each of which enables to record selection information including location information indicative of a location of a currently active defect management area in which the latest defect management information is recorded, said method comprising the steps of:
At least one of a recording and a reproducing apparatus for performing at least one of recording and reproducing data in or from an information recording medium, said information recording medium comprising a user area for storing user data, a plurality of defect management areas each of which enables to record defect management information on said user area, and a plurality of selection information areas each of which enables to record selection information including location information indicative of a location of a currently active defect management area in which the latest defect management information is recorded, said apparatus comprising:
A reproducing apparatus for reproducing data from an information recording medium, said information recording medium comprising a user area for storing user data, a plurality of defect management areas each of which enables to record defect management information on said user area, and a plurality of selection information areas each of which enables to record selection information including location information indicative of a location of a currently active defect management area in which the latest defect management information is recorded, said apparatus comprising:
Dependencies are inferred from the claim text.