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:
Mar. 10, 2020

Filed:

Dec. 14, 2016
Applicant:

Nec Display Solutions, Ltd., Tokyo, JP;

Inventors:

Kenji Ishida, Tokyo, JP;

Tohru Kataoka, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 9/31 (2006.01); H04N 5/57 (2006.01); H04N 7/01 (2006.01);
U.S. Cl.
CPC ...
H04N 9/3179 (2013.01); H04N 5/57 (2013.01); H04N 7/0117 (2013.01); H04N 9/3155 (2013.01);
Abstract

A projector includes: an image input unit that, upon the input of a first image signal synchronized with a vertical synchronizing signal, sends image input information; a resolution conversion output unit that converts the first image signal to a second image signal that indicates an image with a prescribed resolution and supplies the result as output; a light source unit that is provided with a light source and an image-forming element that uses illumination light from the light source to generate image light; a light source control unit that uses the image input information to control the light quantity of the light source; and an image-forming element drive unit that drives the image-forming element on the basis of the second image signal. The image input unit sends image input information synchronized with a second vertical synchronizing signal that follows the first vertical synchronizing signal.


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