| 摘要 |
<P>PROBLEM TO BE SOLVED: To prevent the generation of error operation due to touch of the palm of a user's hand with a key as much as possible. <P>SOLUTION: The personal digital assistant 1 having an optical information reading function is constituted of arranging a trigger switch 6 on the side face part of a body 2, arranging a display device 7 and a keyboard 8 on the upper face part of the body 2 and largely setting the operation force of a key 11 arranged on a portion with which the palm of the user's hand may be touched when the user holds the body 2 with the hand out of keys of the keyboard 8. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
