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.
Patent No.:
Date of Patent:
May. 03, 2011
Filed:
Jul. 02, 2007
Olan C. Way, Corvallis, OR (US);
Richard Aufranc, Corvallis, OR (US);
Olan C. Way, Corvallis, OR (US);
Richard Aufranc, Corvallis, OR (US);
Hewlett-Packard Development Company, L. P., Houston, TX (US);
Abstract
A method of correcting luminance non-uniformity in a tiled projection system is disclosed. The method includes projecting with a plurality of projection devices a composite image wherein the composite image comprises a plurality of tiled images on a display surface with an overall luminance and correcting a luminance non-uniformity of the plurality of tiled images, wherein the luminance non-uniformity is based on a dimmed at least one of the plurality of tiled images, wherein correcting the luminance non-uniformity comprises utilizing at least one of the plurality of projection devices to adjust the overall luminance of the plurality of tiled images on the display surface.