| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a pointing device enabling easily to scroll instruction. SOLUTION: A first additional switch 14 is formed above a stick part 11, and when this switch is depressed, the input signal of a scroll instruction in an upper direction is transmitted to a main body 2. A second additional switch 15 is formed below the stick part 11, and when this switch is depressed, the input signal of a scroll instruction in a lower direction is transmitted to the main body part 2. Those additional switches 14 and 15 are formed near the stick part 11 so as to be operated by a user by simply moving his or her thumb.</p> |
