US Patent 7428028 Method of driving liquid crystal display

A liquid crystal display device and method that are adaptive to compensate for brightness deviation among red, green and blue colors. This device includes red liquid crystal cell lines having red liquid crystal cells, green liquid crystal cell lines having green liquid crystal cells, and blue liquid crystal cell lines having blue liquid crystal cells. Common electrodes are formed for each red, green and blue liquid crystal line. A common electrode of at least one liquid crystal cell line of the red, green and blue liquid crystal cell lines is supplied with a different common voltage that is a reference voltage to drive the liquid crystal cells.