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:
Jan. 19, 2016
Filed:
Jun. 07, 2014
Applicant:
Seiko Epson Corporation, Tokyo, JP;
Inventors:
Miki Nagano, Shiojiri, JP;
Shiki Furui, Matsumoto, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/18 (2006.01); G06T 5/00 (2006.01); G06T 3/40 (2006.01); H04N 9/31 (2006.01); H04N 7/01 (2006.01);
U.S. Cl.
CPC ...
G06T 5/006 (2013.01); G06T 3/40 (2013.01); H04N 7/0122 (2013.01); H04N 9/3185 (2013.01); H04N 9/3194 (2013.01);
Abstract
In one embodiment, a control method for a projector comprises picking up an image of an area including a screen and an image light and generating a picked-up image; calculating each side of an outer peripheral line of the image light, based on the picked-up image; calculating each side of an outer peripheral line of the screen, based on the picked-up image; and calculating a correction image light modulation area that is an area in a part of a light modulation area so as to fit inside a second imaginary screen outer peripheral line.