Service system and method of Digital broadcasting, Receiving method and receiver

摘要

The present invention relates to a digital broadcast service method and system, and to a digital broadcast receiving method and receiver, wherein the digital broadcast service system according to the present invention transmits the received content guide update information to a receiver registered in the content guide update information receiving group. A second server for transmitting the updated information of the content guide to the first server when the stored content guide data is updated, and transmitting the requested data when a request for the content guide data is received from a receiver; And a receiver for receiving the content guide update information from the first server and providing the same to the user, and receiving the content guide data from the second server according to the user's request.;Therefore, according to the present invention, since it is possible to receive update information of the content guide and request and receive the guide information when necessary, the burden on the network and the receiver can be reduced, and the receiver can maintain the latest information on the content. have.;IPTV, BCG