Patent ID: 8416149

Claim:
A display device comprising: a first display operable to display a first image in a first region of said first display, wherein said first region comprises an area less than the entire area of said first display, and wherein said first display is operable to display a plurality of colors; and a second display operable to dynamically adjust a second region of said second display for modifying said display of said first image in accordance with a parameter, wherein said first and second displays overlap, wherein said second display is operable to display a plurality of colors, wherein a position of said second region of said second display is aligned with a position of said first region of said first display to selectively control an amount of light associated with said first region of said first display by adjusting a plurality of degrees of transmissivity of a plurality of pixels in said second region of said second display, and wherein said second display is further operable to change a value of said parameter.