| 摘要 |
<p>PROBLEM TO BE SOLVED: To attain instruction input and voice input by the selection and designation of screen-displayed items with high operability without requiring any complicated operation. SOLUTION: In a pointing device main body (track ball) 1 for an information processor having a microphone 6, a right button switch 4 of the pointing device main body 1 is used also for the on/off switch of the microphone 6. Thus, instruction input by the selection of items and icons or the like screen-displayed on the display of the information processor can be operated, and the microphone 6 can be turned-on only by operating the button switch 4.</p> |
