公开(公告)号：US20250156009A1

公开(公告)日：2025-05-15

申请号：US18667595

申请日：2024-05-17

Applicant: LG Display Co., Ltd.

Inventor： DongHoon Lee ,  GeunHo Jang

IPC: G06F3/041 ,  G06F3/044 ,  G09G3/3233

Abstract: A touch display device, comprising a display panel in which a plurality of subpixels are disposed in a display area, and a first pseudo signal line and a second pseudo signal line are disposed in a non-display area, a gate driving circuit configured to supply gate signals to the display panel using a plurality of gate clocks, a touch circuit configured to supply a plurality of touch driving signals to touch electrodes disposed on the display panel and detect touch coordinates by receiving touch sensing signals, a timing controller configured to control the gate driving circuit and the touch circuit, and a pseudo signal control circuit configured to control paths of a first pseudo signal and a second pseudo signal supplied to the first pseudo signal line and the second pseudo signal line.