MOBILE COMMUNICATION TERMINAL, CHANNEL INFORMATION PROVIDING MODULE, METHOD OF AUTOMATICALLY ACCESSING TO DMB, AND METHOD OF PROVIDING CHANNEL ACCESS INFORMATION

摘要

A mobile communication terminal to automatically access to DMB includes a broadcast receiving unit that receives and demodulates a DMB signal, extracts and processes a video signal and an audio signal from the DMB signal, and outputs the video signal and the audio signal to a display unit and an audio output unit; a channel information acquisition unit that processes an audio signal inputted from a microphone in an automatic channel access mode, generates and transmits to a channel information providing server a channel access information request message that includes the audio signal and time information concerning the time when the audio signal is input, and receives and outputs a channel access information response message; and a broadcast control unit that outputs a channel tuning control signal to the broadcast receiving unit according to the channel access information inputted from the channel information acquisition unit.