Patent ID: 8113955

Claim:
A game service system, comprising: a game service transmitting device, comprising: a multiplexer configured to convert image information and audio information of a broadcast signal, a game program, and game-related information into a transport stream, and a transmitting unit configured to channel-code, modulate, amplify, and transmit the transport stream; and a game service receiving device, comprising: a tuning unit configured to receive the image and audio information of the broadcast signal, a game program ordered by a user, and game-related information, and to select either the image and audio information corresponding to a broadcast channel desired by the user, or the game program ordered by the user; and a common game interface module configured to demodulate a selected game program and game-related information, to error correct the demodulated information, to download the game program and store the game program in a game memory portion of the common game interface unit for access by a user when desired, and to process the game-related information.