Patent ID: 7680279
Filing Date: 2010-03-16
Classification: G09G,H04N

Abstract:
1. An image control apparatus for synthesizing an image based on a plurality of video image sources and displaying the synthesized image on a display apparatus, the apparatus comprising: a processor configured to provide control instructions; an input unit configured to input a first video image source having content protection and a second video image source having no content protection; an image synthesizing unit configured to generate synthesized image data from the first video image source and the second video image source; a scramble processing unit configured to receive control instructions from the processor to apply scramble processing to the synthesized image data corresponding to a display portion of the synthesized image based on the first video image source having content protection and configured not to apply the scramble processing to the synthesized image data that corresponds to the display portion of the synthesized image based on the second video image source having no content protection; and an output unit configured to output the synthesized image data.