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. 20, 2014
Filed:
Sep. 13, 2012
Michael A. Marcus, Honeoye Falls, NY (US);
John A. Agostinelli, Rochester, NY (US);
James G. Phalen, Rochester, NY (US);
Marek W. Kowarz, Henrietta, NY (US);
Michael A. Marcus, Honeoye Falls, NY (US);
John A. Agostinelli, Rochester, NY (US);
James G. Phalen, Rochester, NY (US);
Marek W. Kowarz, Henrietta, NY (US);
Eastman Kodak Company, Rochester, NY (US);
Abstract
A display apparatus includes one or more imaging channels, each imaging channel includes a polarized light source and a spatial light modulator that is actuable to modulate the polarized light and provide a modulated polarized light. A control logic processor is disposed to receive and analyze each frame of image data for the one or more imaging channels. A variable brightness attenuator in the path of the modulated polarized light and actuable under the control of the control logic processor to attenuate the modulated polarized light to one of a plurality of attenuation levels for the one or more imaging channels according to each frame of image data.