Patent ID: 7690975
Filing Date: 2010-04-06
Classification: A63F,G06T

Abstract:
1. An image display system comprising, a computer, an image pickup means which is connected to said computer and picks up an actual image of a card to which an identification image is attached, and a display device which is connected to said computer, wherein, said system further comprising, a pickup image display means which outputs to said display device, image data of a pickup image including said identification image of said card, from said image pickup means, and allows said display device to display said pickup image, a finding means which finds image data of said identification image attached to said card, out of said image data of said pickup image, an identification information detecting means which detects identification information of said card from said image data of said identification image which is found out by said finding means, an object display control means which controls so that a virtual object image associated with said identification information of said card is displayed on said identification image of said card displayed on said display device, in such a manner as being superimposed on said identification image, a difference calculating means which obtains a difference user image by determines calculating differences between first user image data picked up at a predetermined timing and different second user image data picked up at a timing different from said predetermined timing, a contact determining means which determines whether or not said difference user image comes into contact with said virtual object image, based on a screen coordinate of said difference user image and a screen coordinate of said object image displayed on said display device, in such a manner as being superimposed on said identification image of said card, and a parameter changing means which changes a parameter associated with said identification information, when it is determined that said difference user image comes into contact with said virtual object image.