Patent Document ID: 9690758
Application ID: 13303499

Base Claim:
1. A method for supporting an electronic book (e-book) application service, the method comprising: reproducing the e-book stored in a memory; creating, when a number of words related to place names are selected in the e-book, e-book auxiliary content that includes information regarding a map to which information regarding routes between place locations corresponding to the selected words is applied, with respect to at least one page containing the selected words; and storing the e-book with the created e-book auxiliary content in the memory, wherein in response, when a user selects a predetermined item in a content items displaying area of a screen where the e-book auxiliary content is reproduced, at least one processor displays on a detailed map information area, information regarding routes including development of a story flow from pages included in previous items to a corresponding page.

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Claim 3:
3. The method of claim 1 , wherein the reproducing of the stored e-book comprises: outputting, when the e-book has e-book auxiliary content, a list output screen showing pages and words, serving as items, included in the e-book auxiliary content, according to a user's inputs; and outputting a text output screen where the words to which the e-book auxiliary content are applied are displayed differently from other words located on a same page of the e-book.