Patent ID: 11972728
Assignee: LG DISPLAY CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 3:
4. The light emitting display device according to claim 1,
a capacitor configured to store the data voltage;
wherein the driving transistor has a gate electrode connected to the second electrode of the first switching transistor and the one end of the capacitor, a first electrode connected to the cathode of the organic light emitting diode, and a second electrode connected to another end of the capacitor and a second power line;
wherein the first switching transistor has a gate electrode connected to the one gate line, a first electrode connected to a data line and a second electrode connected to the one end of the capacitor,
wherein the second switching transistor has a gate electrode connected to the one gate line, a first electrode connected to an anode of the organic light emitting diode, and a second electrode connected to a cathode of the organic light emitting diode, and
wherein the anode of the organic light emitting diode is connected to the first power line transmitting the high voltage level.