Patent ID: 7715697

Claim:
A broadcast program recording method for recording a broadcast program on a recording disk medium, the method comprising: setting up, in one of an inner circumference area or an outer circumference area of the recording disk medium, a first area which is managed via a first information recording unit; setting up, in an opposite one of the inner circumference area or the outer circumference area of the recording disk medium than the inner circumference area or the outer circumference area which is used for the first area, a second area which is managed via a second information recording unit smaller than the first information recording unit; separating the broadcast program into image information and data information; recording the image information on the first area; and recording the data information on the second area; storing bitmap information of the first area and bitmap information of the second area in an area different from the first area and the second area; creating area division information about the first area and the second area; and storing the area division information in a management area different from the first area and the second area.