Driving Method and Driver Integrated Circuit for Touch Screen
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United States of America Patent
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May 5, 2016
filing date -
Feb 17, 2016
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Abstract
The present disclosure provides a driving method and a driver integrated circuit configured to drive a touch screen using such driving method, for shortening a touch time of the touch screen, thereby prolonging a display time of the touch screen and accordingly improving the charging rate of pixels. The touch screen includes a plurality of touch electrodes arranged in an array and is provided with a time period for displaying a frame, which time period is divided into a touch time period and a display time period. The method includes: dividing the plurality of touch electrodes into at least two groups; and during the touch time period of each frame, scanning each group of touch electrodes with a touch scanning duration which the longest one of durations required for scanning the touch electrodes in the group of touch electrodes.
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