Patent ID: 7242654

Claim:
A recording medium, comprising: a first recording area in which data is recorded, said first recording area including a first lead-in area, a first data area and a first lead-out area; a second recording area in which data having allocated thereto address data different from address data allocated to the data recorded in said first recording area is recorded, said second recording area including a second lead-in area, a second data area and a second lead-out area; and identification data recorded in said second recording area for distinguishing said first recording area from said second recording area, the identification data including address data indicating a length of time greater than the maximum recordable time of said second recording area, wherein the address data allocated to data recorded in said first recording area begins from zero as a leading position of said first data area and the address data allocated to data recorded in said second recording area begins from zero as a leading position of said second data area.