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:
Feb. 22, 2022

Filed:

Oct. 30, 2020
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventors:

Akihiro Kashiwagi, Azumino, JP;

Hiroyuki Ichieda, Matsumoto, JP;

Shiki Furui, Matsumoto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/14 (2006.01); H04N 9/31 (2006.01); G03B 21/00 (2006.01);
U.S. Cl.
CPC ...
H04N 9/3182 (2013.01); G03B 21/00 (2013.01); H04N 9/3147 (2013.01); H04N 9/3191 (2013.01); H04N 9/3197 (2013.01);
Abstract

A method of controlling a display system including the steps of projecting, by one of the first projectors, a first image in one area, projecting, by one of the second projectors, a second image in the one area, estimating, by the control device, brightness of the plurality of first images and brightness of the plurality of second images, identifying, by the control device, a first dark image as the darkest image and a first adjustment target image, and identifying a second dark image as the darkest image and a second adjustment target image, and controlling, by the control device, a projector to thereby approximate the brightness of the first adjustment target image to the brightness of the first dark image, and controlling a projector to thereby approximate the brightness of the second adjustment target image to the brightness of the second dark image.


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