Patent ID: 8922474
Filing Date: 2014-12-30
Classification: G09G

Abstract:
1. A method for modifying an image to be displayed on a display comprising: (a) receiving an image to be displayed on said display having a backlight and a transmissive panel, modifying the image to determine an off-axis image, and detecting the presence of halo artifacts in said off-axis image; (b) providing a backlight signal to said backlight for causing said backlight to selectively illuminate different portions of said backlight with different characteristics, wherein said characteristics include at least one of a different color and a difference luminance; (c) providing a panel signal to said panel for causing said transmissive panel to selectively change its transmissivities; (d) wherein at least one of said backlight signal and said panel signal are modified in selected regions of said display in a manner to reduce any off-axis halo artifacts detected in said selected regions.