Patent ID: 7333149

Claim:
An apparatus for converting a video format, comprising: a video signal input unit receiving an input video signal; an input video format detecting unit detecting a format of the input video signal, said input video format detecting unit determining whether the received video signal is a digital or analog video signal, and if the received video signal is a digital signal, the input video format detecting unit detects a format from a header of the input video signal, and if the received video signal is an analog signal, the input video format detecting unit detects a format using a sync signal of the input video signal or external format information; a format converting unit converting a spatial resolution, frame rate, scan, aspect ratio, color space, and chroma format of the input video signal detected by the input video format detecting unit into a requested output format; a display characteristic correcting unit correcting the signal converted by the format converting unit to fit a display device; and an image quality adjusting unit adjusting an image quality of the corrected signal.