| 摘要 |
PURPOSE: A broadcasting receiver and a video decoder are provided to further structure a PIP(Picture In Picture) video decoder block in addition to the video decoder to support a screen of another program to a current displayed screen. CONSTITUTION: The broadcasting receiver comprises a program selector(100), a DMUX(200), a video decoder(300) and an audio decoder(400). The program selector(100) receives a current program selected from a plurality of programs(P1,P2...,Pn) and an external PSS(program select signal) to additionally select a sub program to be displayed in a PIP. The DMUX(200) receives a compressed bit stream of the selected program to output a video bit stream and audio bit stream. The video decoder(300) receives the video bit stream of the DMUX(200) to output a video signal. The audio decoder(400) receives the audio bit stream of the DMUX(200) to output an audio signal. |
