Patent ID: 7612843
Filing Date: 2009-11-03
Classification: G09G

Abstract:
1. A display device for displaying image according to an image data, comprising an active matrix of light modulators and a plurality of lighting elements; said display further comprising: a data storage device storing a first reference information; a control circuit controlling said modulators according to modulation data and controlling the output of said lighting elements according to lighting control data; wherein said first reference information further comprising data corresponding to the intensity of light exiting said light modulators; wherein said control circuit synthesizes said modulation data according to said first reference and said lighting data; said synthesizing further comprising at least one of the operations: 1) multiplication of said reference data by the lighting data of a lighting element; 2) superimposing or adding data resulting from said multiplications from at least two said lighting elements; 3) dividing the input image data by resulting said superimposed data.