公开(公告)号：US12223881B2

公开(公告)日：2025-02-11

申请号：US18497875

申请日：2023-10-30

Applicant: LG Display Co., Ltd.

Inventor： Ju Hong Kim ,  Yong Chan Park

IPC: G09G3/30

Abstract: A gate driver according to an embodiment and a display device including the same are disclosed. The gate driver according to the embodiment includes an output clock line through which an output clock signal is applied, a dummy clock line disposed side by side with the output clock line and through which a dummy clock signal is applied, a pull-up transistor including a first electrode connected to the output clock line, a gate electrode connected to a first control node, and a second electrode connected to an output node from which a gate signal is output, and a pull-down transistor including a first electrode connected to the output node, a gate electrode connected to a second control node, and a second electrode connected to a power line through which a low-potential power voltage is applied.

公开(公告)号：US12272307B2

公开(公告)日：2025-04-08

申请号：US18377036

申请日：2023-10-05

Applicant: LG DISPLAY CO., LTD.

Inventor： Yong Chan Park ,  Ju Hong Kim

IPC: G09G3/3233 ,  G09G3/3266 ,  G09G3/3291

Abstract: A pixel circuit of a display apparatus includes a driving transistor including a gate electrode coupled with a gate node, a drain electrode coupled with a high level pixel power source, and a source electrode coupled with a source node; a light emitting device coupled with the source node and coupled with a low level pixel power source; a first transistor turned on based on a first scan signal; a second transistor turned on based on a second scan signal; a first capacitor coupled between the gate node and the source node; a second capacitor coupled with the source node at one electrode thereof; a third transistor turned on based on a third scan signal to couple the gate node with the other electrode of the second capacitor; and a fourth transistor turned on based on a fourth scan signal to apply a data voltage to the gate node.