Patent ID: 7548219

Claim:
A display device, comprising: a first display panel having pixels formed of two groups of electrodes corresponding to signal electrodes and scanning electrodes; a second display panel having pixels formed of two groups of electrodes corresponding to signal electrodes and scanning electrodes; and a driver integrated circuit that outputs driving signals shared commonly by and supplied to the signal and scanning electrodes of the first and second display panels; wherein the first display panel is a color display panel and the pixels of the first display panel comprise multi-color pixels; wherein the pixels of the second display panel comprise single-color pixels; wherein the number of the signal electrodes of the second display panel are fewer in number than the signal electrodes of the first display panel; and wherein the driving signals output from the driver integrated circuit are supplied to the signal electrodes of the second display panel in only one color from among the colors of the multi-color pixels of the first display panel.