| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a portable terminal by which a cursor is freely operated in vertical and horizontal directions by permitting simultaneous or separate operation of a rotation dial and an auxiliary key. SOLUTION: The rotation dial the rotating operation of which is possible, is provided on one side of a main body of the portable terminal, the auxiliary key the on/off operation of which is possible, is provided on the other position of the main body and not only vertical operations but horizontal operations of the cursor are enabled. In addition, a menu to be frequently used and a menu with less use frequency on a menu picture can selectively be used by using a selection key and the auxiliary key.</p> |
