Patent ID: 7206409
Filing Date: 2007-04-17
Classification: G11B,H04N

Abstract:
1. A method for uniquely identifying a copy of a motion picture disposed on a media comprising the steps of: selecting a plurality of motion picture scenes, each of said plurality of motion picture scenes comprising an identifiable portion of said motion picture distinct from every other portion of said motion picture; defining a plurality of sequences within each of said plurality of motion picture scenes, each said sequence comprising a plurality of frames; selectively marking at least one of said plurality of sequences from each scene with a mark to collectively define a uniquely identifiable marking pattern; selecting a second plurality of motion picture scenes, each of said second plurality of motion picture scenes comprising an identifiable portion of said motion picture distinct from every other portion of said motion picture; defining a plurality of said sequences within each of said second plurality of motion picture scenes, each said sequence comprising a plurality of said frames; and selectively marking at least one of said plurality of sequences from each of said second plurality of scenes scene to repeat said uniquely identifiable marking pattern.