| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an information display device and an electronic book device, having a function superior in convenience, by allowing further natural handling in understanding and learning of the contents such as a book, by grasping information such as the thickness and a page position of the book similarly to a book of a paper medium, by providing the contents maximally utilizing a display screen. <P>SOLUTION: This information display device has a screen, and displays display information on the screen. The information display device is an information display device having a mode of displaying the thickness of pages and a mode of not displaying the thickness of the pages. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
