Patent ID: 8098396

Claim:
A handheld display device for imaging a printed substrate and playing video associated with the printed substrate, said device comprising: an opaque touch-sensitive display screen for overlaying part of the printed substrate including printed content containing a printed video icon; an optical sensor for imaging an area of the printed substrate and for generating image data; a processor for determining interaction data using the image data, said interaction data identifying a page description corresponding to the printed substrate; a transceiver for: sending the interaction data to a computer system, thereby causing the computer system to identify the page description and retrieve display data and video data corresponding to the printed video icon; and receiving the display and video data from the computer system, wherein said touch-sensitive display screen is configured to display said printed content together with playback controls icons for playing said video when said display screen overlays said printed video icon, such that the opaque display screen has real-time virtual transparency through the opaque screen to the printed content underlying said screen from a user's perspective to provide a virtual window to the printed content underlying said screen.