method for crittografazione of video signals telvisivi with effect of rebound continuous image from the base to the summit of the

摘要

method for crittografazione of television video signals characterized by the fact that it allows to work with continuity the reversal of polarity and the exchange of the position of a number of dprecedence laid down of rows of horizontal lines so as to obtain, at the time of receipt of the image conveyed by these signals.the effect of the image from the base to the ongoing rebound summit screen receiving apparatus incorporating one or more control signals into predetermined lines of the interquadro.