Patent ID: 7889160
Filing Date: 2011-02-15
Classification: G09G

Abstract:
1. An organic light-emitting diode display device, comprising: a data line; first and second gate lines crossing the data line; an emission line crossing the data line; an organic light-emitting diode device having an anode electrode and a cathode electrode; a high-level potential driving voltage source for supplying a high-level potential driving voltage to the anode electrode; a first switch element for connecting a cathode electrode of the organic light-emitting diode device to a first node; a second switch element for connecting the data line to a second node; a third switch element for connecting the second node to a ground voltage source; a driving element for adjusting a current flowing between the cathode electrode of the organic light-emitting diode device and the second node in accordance with a voltage of the first node; a first capacitor connected between the second gate line and the first node; and a second capacitor connected between the first node and the second node, wherein the driving element includes a gate electrode connected to the first node, a source electrode connected to the second node, and a drain electrode connected to the cathode electrode of the organic light-emitting diode device.