摘要 |
Provided are a touch display device and an operation method thereof. According to the present invention, the touch display device may avoid line dim malfunction. The touch display device provides an image data voltage to a display panel per the N number of display active periods and stabilizes data lines by providing a free data voltage to the display panel during a touch sensing period and a free data period, wherein the touch sensing period is allocated in succession to each of the N number of display active periods, and the free data period is inserted between the next display active period. |