Patent ID: 7668054
Filing Date: 2010-02-23
Classification: G11B

Abstract:
1. A method of managing overwrite on an optical disc, the disc including a specified area having data written therein, the method comprising: in response to a request that the specified area be overwritten, writing replacement-recording data associated with the specified area to a replacement area on the disc; and recording management information for managing the replacement-recorded data, wherein the management information includes first and second entries, the first entry includes start address information of the specified area requested to be overwritten, and start address information of the replacement area corresponding to the specified area, the second entry includes end address information of the specified area requested to be overwritten, and end address information of the replacement area corresponding to the specified area, the first and second entries are consecutive entries, and each of the first and second entries further includes status information for indicating whether the corresponding entry is either a leading entry or a following entry following the leading entry.