Article: New York Inventors Develop Electronic Whiteboard System

ALEXANDRIA, Va., May 30 -- Ferdinand Hendriks of Yorktown Heights, N.Y., Zon-Yin Shae of South Salem, N.Y., Belle L. Tseng of Forest Hills, N.Y., and Xiping Wang of Putnam Valley, N.Y., have developed methods and an apparatus for associating a user with content in a collaborative whiteboard system.

According to the U.S. Patent & Trademark Office: "Projector and camera arrangements are provided for use in electronic whiteboard systems. Specifically, the present invention provides projector and camera arrangements wherein the projector and camera share the same imaging optics. By sharing the same projection and camera optics, the distortions that affect the projection system are the same ...

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