摘要 |
PURPOSE: A digital processor and a key input method equipping minimum key input unit are provided to minimize the number of key buttons by maximizing the number of information capable of inputting the key button. CONSTITUTION: A base(210) is fixed to a center position of a key button unit. A slider(230) parallel moves with the user operation in the horizontal plane of the base. A frame supports the translating of the slider. The restoration processor offers the resistivity toward the translating of the slider. The slider is returned to the original position. The frame is arranged between the base and the slider. The base and slider are perpendicularly touched according to the oblique side of the frame. |