Camera based man machine interfaces

Amusement devices: games – Board games – pieces – or boards therefor – Electrical

Reexamination Certificate

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C463S001000, C273S274000

Reexamination Certificate

active

10893534

ABSTRACT:
Disclosed herein are new forms of computer inputs particularly using TV Cameras, and providing affordable methods and apparatus for data communication with respect to people and computers using optically inputted information from specialized datum's on objects and/or natural features of objects. Particular embodiments capable of fast and reliable acquisition of features and tracking of motion are disclosed, together with numerous applications in various fields of endeavor.

REFERENCES:
patent: 3909002 (1975-09-01), Levy
patent: 4339798 (1982-07-01), Hedges et al.
patent: 5088928 (1992-02-01), Chan
patent: 5781647 (1998-07-01), Fishbine et al.
patent: 5853327 (1998-12-01), Gilboa
patent: 6508709 (2003-01-01), Karmarkar

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