MOBILE TERMINAL AND METHOD FOR PARTICIPATING INTERACTIVE SERVICE THEREOF, AND INTERNET PROTOCOL TELEVISION TERMINAL AND COMMUNICATION SYSTEM

摘要

PURPOSE: A mobile terminal, a method for participating interactive service of the same and an IPTV terminal and a communication system are provided to participate to an interactive service by transmitting only answering information about the information after receiving interactive service participating information from an IPTV terminal, thereby reducing the amount of transceived data. CONSTITUTION: A wireless communication unit(110) receives participating information to an interactive service from an IPTV terminal. An output unit(150) output participating information to the received interactive service. By using the outputted participating information, an user input unit(130) inputs answering information about the interactive service. A controller(180) controls the wireless communication unit to transmit the inputted answering information.