System for changing a name called in program for a name corresponding to requirement of user and method thereof

The system and method provided by the name of the roll call on a program change in accordance with the viewer's request is disclosed. Digital according to the present invention the broadcast server digital the digital content receiver and the digital contents when the receiver is changed to the other of which roll call name name in the program being broadcast request of the change to the requested name program provided to the user requesting the rename service It characterized in that it comprises a digital broadcast servers that provide content to the receiver, and the viewer has a name that is sent from the roll call program you can watch a program replaced with the name of your own name or someone you know. Thus, the viewer can I get a more realistic viewing effect. In addition, the distance education program during viewing, the name of the viewer is interpellated because high concentration can increase the training effect.