| 摘要 |
<p>PROBLEM TO BE SOLVED: To prevent an incorrect operation by invalidating a touch operation if the touch operation is predicted to be an unintended operation.SOLUTION: When a touch operation is performed on a touch screen TS (a touch sensor), and if a connection state between a portable telephone device CP and an external device (a charging device) varies, the touch operation is invalidated. Furthermore, when a touch operation is performed on the touch screen TS, and if the portable telephone device CP is in connection with the external device (the charging device, an electronic settlement machine) being held in a hand, the touch operation is invalidated.</p> |
