US Patent 7171630 Electronic simulation of interaction with printed matter

A system, method, and computer readable medium having computer instructions provided thereon for enabling a computer to perform a method of simulating the effect of page turning including displaying a first image corresponding to a first side of a printed page on a display, where an aspect ratio of the display is automatically adjusted to an aspect ratio of the printed document, responding to user input to simulate turning the printed page to display a second image corresponding to a second side of the printed page and consecutively rendering individual representations of images of the page from a set of discrete representations one at a time to simulate the page being turned.