Patent ID: 7245567

Claim:
An apparatus to record and/or reproduce data with respect to an optical disc comprising a recording area where the data is recorded, a defective area included in the recording area and where a defect that prevents a recording and/or reproduction of data is present, and a recording end area provided immediately before the defective area and where information indicating an end of recording is recorded, the apparatus comprising: a light source which emits a light beam used to record and/or reproduce the data with respect to the optical disc; and a processor which finds the defect, processes the information recorded in the recording end area indicating the end of recording, and records and/or reproduces the data with respect to the defect and the processed information indicating the end of recording, wherein the processor records a predetermined amount of the data in a basic recording unit of the optical disc, and records an end portion of the basic recording unit including a guard- 3 which comprises end data indicating the end of the recording.