ELECTRONIC BOOK REPRODUCTION DEVICE, HISTORY ACQUISITION DEVICE, ELECTRONIC BOOK GENERATION DEVICE, ELECTRONIC BOOK PROVISION SYSTEM, ELECTRONIC BOOK REPRODUCTION METHOD, HISTORY ACQUISITION METHOD, ELECTRONIC BOOK GENERATION METHOD, ELECTRONIC BOOK REPRODUCTION PROGRAM, HISTORY ACQUISITION PROGRAM AND ELECTRONIC BOOK GENERATION PROGRAM

摘要

PROBLEM TO BE SOLVED: To more validly utilize the display history of a displayed electronic book.;SOLUTION: An electronic book reproduction device 21 is configured to, on the basis of original data D1 and D3 fetched from the outside, generate electronic book data D2 and D4 having one or more book page images 45 to 48, in which one or more sections selected in the book page images 45 to 48 are set as an enlargement object area 92, and to, when the enlargement object area 92 is designated in the book page images 45 to 48 displayed after the electronic book data D2 and D4 are reproduced by an electronic book reproduction device 24, enlargement-display the designated enlargement object area 92, and to transmit the display history of the electronic book showing the enlargement-displayed enlargement object area 92. A history acquisition device 22 is configured to receive and store the display history. Therefore, it is possible to concretely discriminate which section in the book page images 45 to 48 has been read on the basis of the display history in the history acquisition device 22. Thus, it is possible to more validly utilize the display history of the electronic book.;COPYRIGHT: (C)2012,JPO&INPIT