Receiver having analog and digital video modes and receiving method thereof

摘要

In a receiver having both an analog video service mode and a digital video mode and a receiving method thereof, when the analog video mode is selected according to a mode selection signal indicating that a television channel is for the analog video mode or the digital video mode, a large-capacity memory used for the digital video-decoding may also be used as a frame memory for Y/C separation and post-processing, for enhancing picture quality, improving the efficiency of the memory and reducing the cost of a system.