Method of storing high definition pictures on a video disc, coder and decoder for carrying out this method.

摘要

Method of storing high-definition pictures on a video disc type medium, consisting in recording, on preferably consecutive tracks, the signals corresponding to the partial pictures making up the said high-definition picture. …The recorded partial pictures exhibit a horizontal coverage of at least one dot per line. …The said coverage dots are blanked out at the time the high-definition picture is reconstructed. …The invention also relates to an encoder for recording high-definition pictures according to the method, as well as a decoder for restoring such high-definition pictures. ……