Patent ID: 7057608
Filing Date: 2006-06-06
Classification: B41J,B42C,B42P,B65H,G06F,G06K,G06Q,G07F,H04N

Abstract:
1. A method of enabling users to interact with computer software running in a computer system via: an interface surface having disposed therein or thereon information relating to the computer software and coded data indicative of an identity of the interface surface and of at least one reference point of the interface surface, the coded data comprising a plurality of substantially undifferentiated marks positioned relative to a set of predetermined nominal mark positions; and a sensing device which, when placed in an operative position relative to the interface surface, uses at least some of the coded data to sense indicating data indicative of: the identity of the interface surface; and at least one of a position and a movement of the sensing device relative to the interface surface;