ELECTRINIC BOOK SYSTEM AND OPERATING METHOD THEREOF

摘要

An e-book system for sharing information between e-book readers and an operating method thereof are provided. The e-book system includes a first e-book reader and a second e-book reader for synchronizing and reproducing the same pages of the same e-book contents in real time, wherein the first e-book reader displays additional information received from a user on a current page of the e-book contents and transmits the additional information to the second e-book reader and wherein the second e-book reader displays the additional information received from the first e-book reader on a current page of the e-book contents.