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:
Apr. 07, 2020
Filed:
Mar. 09, 2017
Applicant:
Sony Corporation, Tokyo, JP;
Inventors:
Masayuki Ato, Tokyo, JP;
Akio Machida, Kanagawa, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 27/01 (2006.01); G02F 1/01 (2006.01); G02F 1/133 (2006.01); G02F 1/163 (2006.01);
U.S. Cl.
CPC ...
G02B 27/0172 (2013.01); G02B 27/017 (2013.01); G02F 1/0121 (2013.01); G02F 1/13318 (2013.01); G02F 1/163 (2013.01); G02B 2027/014 (2013.01); G02B 2027/0118 (2013.01); G02B 2027/0132 (2013.01); G02B 2027/0178 (2013.01);
Abstract
A display device comprising a first image display device comprising a light guide plate, a dimmer, and a light control device. The light control device is configured to identify a start time of change in quantity of light received by the display device, and control transmissivity of the dimmer based on quantity of light received by the display device, after a predetermined amount of time after the start time has elapsed.