77525625
Jul 18, 2008
Mar 3, 2009
a computing device-based system comprising software, a camera or other sensor used as an input device, and a flat panel projector-driven screen or other type of video display that displays images on the ground, a table, a counter, or wall-like surface that allows users to interact with computing device-based imagery and/or sound information using hand and body motions, and instruction manuals sold as a unit therewith
Electrical and Scientific Apparatus