TOUCH PANEL SYSTEM AND ELECTRONIC DEVICE
A touch panel system includes a touch panel which includes a plurality of horizontal signal lines and a plurality of vertical signal lines, a touch panel controller which controls the touch panel, and a touch pen. The touch panel controller drives the horizontal signal lines in one of successive two...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | A touch panel system includes a touch panel which includes a plurality of horizontal signal lines and a plurality of vertical signal lines, a touch panel controller which controls the touch panel, and a touch pen. The touch panel controller drives the horizontal signal lines in one of successive two frame periods and drives the horizontal signal lines or the vertical signal lines in the other of the frame periods, the touch pen outputs a state signal about a state of the touch pen in each frame period, and a first item representing a state of the touch pen is expressed by a plurality of state signals which are outputted in a plurality of successive frame periods. |
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