A satellite broadcasting viewing system is provided to allow a user to view DMB(Digital Multimedia Broadcasting) using a cellular phone for receiving the DMB through an AV(Audio and Video) system of a vehicle. A satellite broadcasting viewing system comprises a cellular phone and an AV system(10). The cellular phone supports that a video signal transmitted to a liquid crystal unit is outputted into a TV OUT signal. The AV system(10) includes a standard AUX terminal(16) and a video decoding application(14). The standard AUX terminal(16) receives the TV OUT signal. The video decoding application(14) checks the resolution of the video signal to decode the video signal correspondingly to an LCD unit(12) of the AV system(10).
