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. 13, 2024

Filed:

Dec. 02, 2021
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventor:

Taisuke Yamauchi, Matsumoto, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 11/25 (2006.01); G06T 7/521 (2017.01);
U.S. Cl.
CPC ...
G01B 11/2513 (2013.01); G06T 7/521 (2017.01); G06T 2207/10152 (2013.01);
Abstract

There is provided an adjustment method including, identifying correspondence between a projector coordinate system and a camera coordinate system, detecting brightness of a first area of a second captured image and brightness of a second area of the second captured image, estimating a range of first brightness of a third area of a second image, estimating a range of second brightness of a fourth area of the second image, and adjusting brightness of a fifth area corresponding to the third area in a projection image projected from the projector so as to fall within the range of the first brightness and adjusting brightness of a sixth area corresponding to the fourth area in the projection image so as to fall within the range of the second brightness.


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