Invention Grant
US5957697A Printed book augmented with an electronic virtual book and associated electronic data 失效
印刷书增加了电子虚拟书和相关的电子数据

Printed book augmented with an electronic virtual book and associated
electronic data
Abstract:
A system and method for augmenting a printed text with electronically stored data in the form of images, sounds and/or supplemental text. A printed book contains a plurality of pages of text. An electronic virtual book emulates the appearance of the printed book. The virtual book may only be accessed with a password that is contained in the printed book. The text of the book is augmented with information linked to the virtual book, including, for example, vocalization of the text of the book.
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