| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an information display device and an electronic book device, in which display information can be effectively presented to a viewer while securing operator's operability. <P>SOLUTION: The information display device provided with a screen comprises: a terminal display means having a function of changing the display magnification of display information to be displayed on the screen and the display magnification of display information to be output to another information display device to display the display information on the screen of the information display device concerned; an external output means for outputting the display information to the other information display device; and a display magnification changing means for changing the display magnification of the display information. Either one of the terminal display means and the external output means displays or outputs the display information of which the display magnification is changed by the display magnification changing means, and the other displays or outputs the display information of which the display magnification is not changed. <P>COPYRIGHT: (C)2007,JPO&INPIT |
