Patent ID: 8228353

Claim:
A supplementary visual display system for use in conjunction with a display device having an image display region, the system comprising: one or more illumination areas arranged to project illumination radiated therefrom so as to illuminate a region that at least partially peripherally surrounds the image display region and wherein said image display region has a separate light source; a monitor unit configured to monitor a video signal, and to generate a first signal based at least partly on the information comprised in said video signal; a control unit configured to control the reaction time of at least one illumination area capable of emitting properties of light and comprised in said system, based on said first signal; wherein, said control unit reaction time of an illumination area to correspond integration over at least two frames of said video signal content; unless an action, is detected in said first signal, whereupon said control unit controls the reaction time of said illumination area to be frame synchronous to said video signal content.