Invention Grant
US08009529B2 Multi-layered information recording medium, reproduction apparatus, recording apparatus, reproduction method, and recording method 有权
多层信息记录介质,再现装置,记录装置,再现方法和记录方法

Multi-layered information recording medium, reproduction apparatus, recording apparatus, reproduction method, and recording method
Abstract:
A multi-layered information recording medium comprising a plurality of recording layers, a user data area for recording user data, provided in at least two of the plurality of recording layers, and a defect list storing area for storing a defect list. When at least one defective area is detected in the user data area, the defect list is used to manage the at least one defective area.
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