TOUCH DISPLAY PANEL AND DRIVING METHOD THEREOF
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United States of America Patent
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Sep 26, 2016
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Apr 13, 2016
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Abstract
A touch display panel and the driving method thereof are disclosed herein. The touch display panel comprises a plurality of first sensing electrodes, a plurality of second sensing electrodes, and a plurality of third sensing electrodes. The first sensing electrodes are configured to output a scanning signal. The second sensing electrodes are configured to generate a pressure detecting signal according to the scanning signal in a first period of a frame, and generate a touch detecting signal according to the scanning signal in a second period of the frame. The third sensing electrodes are arranged between the second sensing electrodes and configured to receive a predetermined voltage with a fixed level in the first period, and to be in a floating state in the second period.
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