Patent ID: 7366963
Filing Date: 2008-04-29
Classification: G11B,H04N

Abstract:
1. A data recording/reproducing device adapted for recording and/or reproducing data by an optical recording system with respect to a disc-shaped recording medium, the data recording/reproducing device comprising: recording/reproducing means for recording and/or reproducing the data; deterioration information detecting means for detecting deterioration of the disc-shaped recording medium; display means for displaying deterioration information of the disc-shaped recording medium; and control means for performing a control to generate deterioration information indicating deterioration in accordance with the detected deterioration to conduct a display on the display means in accordance with the deterioration information, wherein the deterioration information detecting means detects read error frequency in reading out address information on the disc-shaped recording medium to generate first deterioration information from the read error frequency, and the control means generates second deterioration information when the first deterioration information is above a predetermined threshold value.