Patent ID: 7346185

Claim:
A method for visual copyright protection comprising the steps of: (a) inputting content; (b) inputting light from a light source; (c) selecting a disruptive light modulating pattern based upon a criterion, said disruptive light modulating pattern configured to redistribute light temporally within a frame, said criterion being how said pattern is perceived by an IRD and a human differently, and said criterion further including selecting said pattern for the purpose of one of the following: (i) inserting a watermark; (ii) inserting a human perceivable image; (iii) inserting a non-human perceivable image; (iv) creating a disruption effect; and (v) creating disruption effects containing motion; (d) modulating a light array, having at least one element, using said inputted content and said disruptive light modulating pattern, said light array comprising a multitude of light arrays; (e) projecting said light onto said light array producing a modulated light beam; and (f) outputting said modulated light beam.