Touch display device and multi-touch display device

摘要

A touch display device includes an organic light emitting diode (OLED) display panel including scan lines, data lines, and OLED cells, and a driver for displaying a touch position on the screen of the OLED display panel in a frame including a touch subfield. The driver supplies at least one scan sync signal to the scan lines and supplies at least one data sync signal to the data lines during one frame. The touch subfield includes a vertical touch subfield for detecting a vertical position of the touch position and a horizontal touch subfield for detecting a horizontal position of the touch position.