Patent ID: 7577074

Claim:
A recording method comprising: reading control information from a pre-recorded area of a recording medium; and recording the control information on a recordable area included in a lead-in area of the recording medium, wherein the control information includes first and second information units usable for controlling a recording of a main data on a data area of the recording medium, and the first information unit includes write strategy parameters for a n−1 write strategy type, which is a mandatory type to be used necessarily for recording the main data on the data area of a first recording layer at a specific recording speed and the second information unit includes write strategy parameters for a n/2 write strategy type which is a mandatory type to be used necessarily for recording the main data on the data area of a second recording layer at the specific recording speed, n is a length of mark and each write strategy type represents a number of write pulses to form a corresponding mark.