Patent ID: 7764636

Claim:
A content distribution system having a mobile terminal capable of wireless communication, and a distribution management apparatus controlling distribution of content data stored on a content server and distributing the content data to the mobile terminal by wireless, wherein the distribution management apparatus comprises a signal generation section that generates a multicast communication mode start-up instruction signal instructing start-up of a communication mode for downloading data using multicasting to the mobile terminal, and a transmission section that transmits the start-up instruction signal; and the mobile terminal comprises a reception section that receives the start-up instruction signal, a start-up section that starts up a multicast data download communication mode based on the start-up instruction signal, and an application stopping section that stops an application program that is running other than an application program related to the multicast data download communication mode, based on the start-up instruction signal, wherein the mobile terminal is configured to start up the multicast data download communication mode and stop the application program that is running, based on the start-up instruction signal from the distribution management apparatus.