Patent ID: 7058770
Filing Date: 2006-06-06
Classification: G11B,H04N

Abstract:
1. A recording control apparatus, comprising: a processing unit for writing or deleting data on a recording medium having a unit management table for managing usage status of units of a recording region, each unit having a predetermined size with contiguous logical addresses; an updating unit which updates the unit management table in the event that the usage status of the unit is changed by the writing or deleting the data performed by said processing unit; an updated apparatus information recording unit which records, on the recording medium, apparatus information indicating that an apparatus having performed the writing or deleting the data has a function of updating the unit management table; a detector which detects, when connected to the recording medium, whether an apparatus that last performed the writing or deleting the data has the function of updating the unit managing table or not by reading out the apparatus information recorded by said updated apparatus information recording unit; and a reconstructing unit which reconstructs the unit management table if the apparatus that last performed the writing or deleting the data does not have the function of updating the unit management table.