Patent ID: 7911537

Claim:
A multichannel video reception apparatus of a mobile communication terminal for receiving digital broadcasting, the apparatus comprising: a radio frequency (RF) processor for receiving a broadcast signal of a digital broadcast service via an antenna; a baseband processor for processing the received broadcast signal in a baseband; a controller for controlling the RF processor and the baseband processor to receive the broadcast signal including video frames of a main channel and a sub-channel, the video frames representing coded video data; a memory for storing a program code, reference data, and updatable user data, for an operation of the controller; a video processor for receiving the video frames of the main channel and the sub-channel, decoding a latest key frame of the sub-channel when a key frame of the main channel occurs while decoding the video frames of the main channel, and decoding the frames of the main channel after decoding the latest key frame of the sub-channel; and a display for dividing the decoded video signal into a main-channel image and a sub-channel image and separately displaying the images, wherein the main channel and the sub-channel are respectively determined among a plurality of channels according to a predetermined priority.