Patent ID: 7400564

Claim:
A disc for use with a recording and/or reproducing apparatus, the disc comprising: a defect management area in a lead-in area and/or a lead-out area of the disc and which includes defect management information used by the recording and/or reproducing apparatus; a data area of the disc in which data is recorded; a temporary defect information area that includes temporary defect information regarding the recorded data in the data area; and a temporary defect management information area that is in the lead-in area and/or the lead-out area and includes temporary defect management information used by the recording and/or reproducing apparatus for managing the temporary defect information, wherein the temporary defect management information comprises position information comprising a position of the temporary defect information, and wherein the defect management information of the defect management area includes a last recorded temporary defect information that was last recorded in the temporary defect information area and a last recorded temporary defect management information that was last recorded in the temporary defect management information area.