Patent ID: 7672204
Filing Date: 2010-03-02
Classification: G11B

Abstract:
1. A method for managing a recording medium having at least one temporary defect management area (TDMA), at least one defect management area (DMA) and at least one spare area, said method comprising: writing data associated with a defective area to the at least one spare area as replacement data if the defective area is detected within a data area of the recording medium; and writing defect management information in the at least one temporary defect management area for access to the data written in the at least one spare area, wherein said defect management information includes location information indicating a next available address of the at least one spare area, wherein the defect management information includes temporary defect list information and temporary disc structure information in the at least one temporary defect management area, the location information is written in the temporary disc structure information, and the temporary defect list information includes one or more defect entries and a defect list terminator following the one or more defect entries, and a defect entry is used to manage the defective area and the defect list terminator indicates a termination of the temporary defect list information.