US 12,288,518 B2
Organic light emitting diode display device including compensating unit and method driving the same
Min-Jic Lee, Paju-si (KR); Ye-Seul Han, Paju-si (KR); Jeong-Ok Jo, Paju-si (KR); and Kwang-Hyun Choi, Paju-si (KR)
Assigned to LG DISPLAY CO., LTD., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Oct. 17, 2022, as Appl. No. 17/967,682.
Claims priority of application No. 10-2021-0188005 (KR), filed on Dec. 27, 2021.
Prior Publication US 2023/0206838 A1, Jun. 29, 2023
Int. Cl. G09G 3/3233 (2016.01); G09G 3/3291 (2016.01)
CPC G09G 3/3233 (2013.01) [G09G 3/3291 (2013.01); G09G 2300/043 (2013.01); G09G 2300/0842 (2013.01)] 15 Claims
OG exemplary drawing
 
1. An organic light emitting diode display device, comprising:
a driving transistor;
a first transistor switched according to a third-gate voltage and connected to the driving transistor;
a second transistor switched according to a second-gate voltage different from the third-gate voltage and connected between a data voltage and the driving transistor;
a third transistor switched according to an emission voltage and connected between a high level voltage and the driving transistor;
a fourth transistor switched according to the emission voltage and connected to the driving transistor;
a fifth transistor switched according to a first-gate voltage and connected between an initial voltage and the driving transistor;
a sixth transistor switched according to the second-gate voltage and connected to the initial voltage;
a seventh transistor switched according the emission voltage and connected to the high level voltage;
an eighth transistor switched according to the third-gate voltage and connected to a reference voltage;
a storage capacitor connected between the driving transistor and the eighth transistor; and
a light emitting diode connected between a low level voltage and the fourth transistor.