Small-sized optical disc, apparatus and method for recording data to small-sized optical disc, and apparatus and method for reproducing data recorded to small-sized optical disc

摘要

An optical disc, a method and apparatus for recording data to the optical disc, and a method and apparatus for reading data from the optical disc, the optical disc having a lead-in area (110), a user data area (130), and a lead-out area (150) sequentially arranged from an outer radius to an inner radius of the optical disc.