Patent ID: 8514677

Claim:
An apparatus for recording data on a write-once recording medium, the apparatus comprising: a pickup to emit light to transfer data with respect to the write-once recording medium, the write-once recording medium comprising a plurality of temporary defect management areas; and a controller to: generate a temporary defect list comprising: a first temporary defect list previously recorded on the write-once recording medium; location information of a defective block detected after the first temporary defect list was recorded on the write-once recording medium; and location information of a replacement block corresponding to the defective block; control the pickup to record the temporary defect list in a Lth cluster to an Nth cluster of a temporary defect management area; verify the recorded temporary defect list; if an Mth (L<=M<=N) cluster of the recorded temporary defect list has a defect, control the pickup to record data recorded in the Mth cluster in an N+1th cluster, and record a temporary disc definition structure comprising location information of each of the Lth cluster to the N+1th cluster in which the temporary defect list is recorded, excluding location information of the Mth cluster having the defect, in the temporary defect management area in which the temporary defect list is recorded; and control the pickup to record the temporary defect list as a defect list and the temporary disc definition structure as a disc definition structure in a defect management area during a finalization of the write-once recording medium; wherein the temporary disc definition structure further comprises recordable location information of a test area, or write protection information, or information on a size and/or location of a spare area, or any combination thereof.