A video signal from an input unit is supplied to first and second low-pass filters. A selector picks up a video signal which has passed through the first low-pass filter if a single frame image is to be printed, and picks up a video signal which has passed through the second low-pass filter if a multifreeze...http://www.google.com/patents/US4965662?utm_source=gb-gplus-sharePatent US4965662 - Video printer for making video image hard copies
