| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a touch panel with high-accuracy and high-speed operation. <P>SOLUTION: A touch panel includes: a plurality of pixels each including a display element and a photo sensor; a photo sensor reading circuit to which an output signal of the photo sensor is provided; a plurality of edge sensitive latches 601 to 615 provided in series; and a logic circuit 640. The logic circuit generates a signal 641 by performing a logic operation on an output signal of the plurality of edge sensitive latches and provides the generated signal to the photo sensor reading circuit. <P>COPYRIGHT: (C)2010,JPO&INPIT</p> |
