Patent ID: 8159915

Claim:
A data reproducing apparatus for use with a write-once disc, the apparatus comprising: a reader reading data recorded on the write-once disc; and a controller controlling the reader to obtain information of a final update area in which a predetermined kind of finally updated information is recorded among a plurality of update areas included on the write-once disc from at least one access information area (AIA) allocated to the write-once disc, the access information area comprising space for a plurality of recording blocks and the access information area indicating the final update area in which finally updated information is recorded among the plurality of update areas according to whether a recording block corresponding to the final update area is recorded with data including access information, wherein the access information is recorded in the recording block in the access information area when updated information is recorded in an update area corresponding to the recording block, and wherein the access information comprises a temporary disc definition structure comprising: information for managing a temporary defect list, information on a spare area allocated in a data area, and information on the plurality of update areas allocated in the data area.