| 摘要 |
<P>PROBLEM TO BE SOLVED: To measure an azimuth easily to display the measured result on a screen, if necessary. <P>SOLUTION: The portable electronic device contains a built-in electron compass. When a specified key on the device is pressed, an azimuth measured by the electron compass is displayed on a display screen with diagrammatic expression such as a compass, while a displayed color of the background is changed corresponding to the measured azimuth. <P>COPYRIGHT: (C)2004,JPO |
