Patent ID: 7446890
Filing Date: 2008-11-04
Classification: H04N

Abstract:
1. An image processing system that has a first apparatus inputting an image signal, and a second apparatus outputting an image by using the image signal, wherein said first apparatus comprises: first judging means for comparing the image signal, read by said first apparatus, with data corresponding to a first specific image; and adding means for adding to the image signal compared by said first judging means information showing that the comparison has been performed using the first specific image, and wherein said second apparatus has second judging means for, based on the information added by said adding means, comparing the image signal with data corresponding to a second specific image if the second specific image is different from the first specific image used for the comparison by said first judging means, wherein said second judging means omits a comparison with the data corresponding to the second specific image if the second specific image is identical to the first specific image.