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:
Dec. 13, 2016

Filed:

May. 14, 2013
Applicant:

Video Display Corporation, Tucker, GA (US);

Inventors:

Marcial Vidal, Merritt Island, FL (US);

Haizhang Li;

Assignee:

Video Display Corporation, Tucker, GA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09B 9/30 (2006.01); F21V 21/00 (2006.01); G09B 9/32 (2006.01);
U.S. Cl.
CPC ...
G09B 9/30 (2013.01); F21V 21/00 (2013.01); G09B 9/308 (2013.01); G09B 9/32 (2013.01); G09B 9/323 (2013.01); G09B 9/326 (2013.01);
Abstract

A display system employs an active image-generating screen () that presents a video image. The screen contains a plurality of block facets (), each containing a plurality of light-emissive modules () preferably implemented with LEDs. Each light-emissive module is configured so that the maximum intensity of that module's light emission occurs along a direction () materially non-perpendicular to the back surface () of the module's supporting body (). The modules are arranged so that their maximum light-intensity directions are largely the same. The block facets are configured to approximate a convex curved surface. The maximum light-intensity directions () of the block facets are thereby materially slanted relative to one another. Arranging the display system in this manner enables the light-processing efficiency to be very high. A motion simulator, such as a flight simulator, is formed by combining the screen with a reflective collimator ().


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