Service system

Abstract

A service system includes a digital versatile disc, terminal, and server. The digital versatile disc has a first file which stores video and audio information and a second file which stores playback control information for the information in the first file. The information cannot normally be played back. The terminal is connected to a network and receives the digital versatile disc. The server is arranged in the network and has repair information which can repair the information in the digital versatile disc. Upon receiving a playback request for the information in the digital versatile disc from the terminal when the terminal uses the digital versatile disc, the server returns the repair information to the terminal and causes the terminal to play back the information from the digital versatile disc.

Dependencies are inferred from the claim text.