| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To allow for a page turn operation of electronic book content information with a feeling similar to an actually printed book so as to permit a display terminal for visualizing the electronic book to function as a substitution of the actually printed book. <P>SOLUTION: An operational device includes a page turn operation unit A for electronic books, having a page sheet 1 constituted of one or more of flexible sheets, a retention unit 3 for retaining one end portion 2 of the above page sheet 1, page turn sensors 4 each disposed for each page sheet 1 in the vicinity of the retention unit 3, and a page turn specific signal output section 6 for outputting by converting a page turn detection signal detected by each page turn sensor 4 into each specific page turn signal; a signal processing control means B; an external memory means C in which an electronic book data file D is recorded; and a display means E for visual display. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
