Display device integrated with touch screen panel and method of driving the same

A display device integrated with a touch screen panel, comprising:

• a plurality of electrodes which are spaced apart from each other, wherein a common voltage is applied to the plurality of electrodes in a display driving mode and a touch drive signal is applied to one or more of the plurality of electrodes in a touch driving mode;
• a plurality of data lines which are arranged in a first direction, wherein a data voltage is applied to the plurality of data lines in the display driving mode;
• and
• a plurality of gate lines which are arranged in a second direction, wherein a scan signal is supplied sequentially to the plurality of gate lines in the display driving mode and the touch drive signal or a signal corresponding to the touch drive signal is applied to one or more of the plurality of gate lines in the touch driving mode.

A touch-sensitive display device comprising:

• a display panel comprising a plurality of display pixels, the display pixels driven by a plurality of gate lines and a plurality of data lines;
• and
• a touch screen panel integrated with the display panel, the touch screen panel comprising a plurality of electrodes, the plurality of electrodes driven by a plurality of signal lines;
• wherein the touch-sensitive display device is configured to operate in a plurality of modes including:
• a display driving mode, wherein one or more of the data lines is driven by a data voltage, one or more of the gate lines is driven by a scan signal, and one or more of the signal lines is driven by a common voltage signal, and
• a touch driving mode, wherein one or more of the signal lines is driven by a touch drive signal, and one or more of the gate lines is driven by a signal having an amplitude range and a phase that mimic, respectively, an amplitude range and a phase of the touch drive signal.