| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a data presentation device in which the number of physical switches, including a push button and a dial, are reduced. <P>SOLUTION: In a photographing mode, data T is displayed on a display 52. In a menu mode, the initial menu is displayed. A photographing section photographs light emitting sections 52a provided at the four corners of the display 52. A virtual screen is established from the positions of the light emitting sections 52a. The coordinate of the light emitting section 57a of a penlight 57 on the virtual screen is obtained to execute processing for the indicate display corresponding to the coordinate. <P>COPYRIGHT: (C)2004,JPO</p> |
