BOOK APPARATUS WITH SPEAKER AND BOOK CARRYING APPARATUS WITH SPEAKER

摘要

PROBLEM TO BE SOLVED: To provide a book apparatus with a speaker which can recognize rich information based on information written on paper faces similar to the conventional books, and can reproduce a sound with excellent quality of sound, and whose weight is reduced so as to easily carry or the like.;SOLUTION: The book apparatus with the speaker is an article in which one or two or more sheets are bound on its end with a front cover and a back cover, and at least one of the front cover and the back cover is a speaker consisting of a vibrating plate for the speaker with a honeycomb structure and a vibration exciting instrument or a piezoelectric element.;COPYRIGHT: (C)2007,JPO&INPIT