| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide an application for mobile communication having a display function of electric field strength for more easily starting an external application and enhancing the convenience of a user. SOLUTION: This mobile communication application is provided with a mail function, and has a button display means that displays information to identify a registered external application on a button on a display device, an electric field strength display means that displays a present electric field strength on the display device, and a start means that stops the indication of the electric field strength by the electric field strength display means in response to depression of the button and starts the external application. Since the display of the electric field strength is stopped to start the application when the button is depressed in this invention, the started external application can immediately utilize a communication port.</p> |
