Digital cinema projector watermarking system and method

Details Digital cinema projector watermarking system and method Digital cinema projector watermarking system and method

G - Physics

06

K

G06K 9/00 (2006.01) H04N 7/167 (2006.01)

Patent

CA 2623335

Watermarking a projected image for rendering a digital presentation with a watermark coding. The watermark coding uniquely identifies the source of the image presentation. The watermark coding includes a set of images wherein each image defines a watermark image. The images include dots which uniquely define each image relative to the other images in the set by at least an angular relationship between dots of the image.

Filigrane d'image projetée permettant une présentation numérique avec codage en filigrane, lequel est un identificateur unique de la source de la présentation d'image. Ledit codage comprend une série d'images, chacune définissant une image de filigrane. Les images comprennent des points qui définissent de façon unique chaque image par rapport aux autres images dans la série par le biais d'au moins une relation angulaire entre les points de l'image.

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