Patent ID: 8040300

Claim:
A display device including a plurality of data lines for transmitting image signals, a plurality of scan lines for transmitting select signals, and a plurality of pixel circuits coupled to the data lines and the scan lines, the display device comprising: a data driver for supplying a data current corresponding to the image signal; a demultiplexer for demultiplexing the data current supplied by the data driver, and outputting the demultiplexed data current to the data lines; and a scan driver for supplying the select signals to the scan lines, wherein the demultiplexer comprises first, second, third, and fourth sample/hold circuits each of which includes a sampling switch, a data storage unit, and a holding switch, the first and second sample/hold circuits are coupled to the data driver through their sampling switches, and coupled to the third and fourth sample/hold circuits through their holding switches, and the third and fourth sample/hold circuits are coupled to the first and second sample/hold circuits through their sampling switches, and coupled to the data lines through their holding switches.