The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jan. 17, 2017

Filed:

Feb. 25, 2016
Applicant:

The Regents of the University of Michigan, Ann Arbor, MI (US);

Inventors:

Roland Graf, Ann Arbor, MI (US);

Surat Kwanmuang, Bangkok, TH;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A63G 31/00 (2006.01); G02B 19/00 (2006.01); G02B 26/08 (2006.01); F21S 9/03 (2006.01); G09F 19/18 (2006.01); G02B 26/00 (2006.01);
U.S. Cl.
CPC ...
G02B 19/0042 (2013.01); F21S 9/035 (2013.01); G02B 26/0816 (2013.01); G09F 19/18 (2013.01);
Abstract

An interactive projection system for outputting illuminated indicia upon a projection surface. A detection system is operable to detect both stationary and movable features. A control system is operable to determine the position of the stationary and movable features. A reflective device reflects light from a light source (natural and/or artificial) upon the projection surface as the illuminated indicia. A drive system moves the reflective device, thereby moving the illuminated indicia across the projection surface in response to control system thereby simulating the stationary feature on the projection surface as a physical boundary to the illuminated indicia and simulating the movable feature contacting the illuminated indicia.


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Graf, Roland. (2017). Interactive projection system (U.S. Patent No. 9547162). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9547162

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