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:
Feb. 01, 2011
Filed:
Jul. 16, 2009
Applicants:
Takashi Kunimori, Tottori, JP;
Yasushi Yamazaki, Azumino, JP;
Hajime Nakao, Azumino, JP;
Inventors:
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01R 31/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A display device is provided with a light detection unit that detects the intensity of ambient light and is capable of automatically controlling the luminosity of an illumination unit and/or the luminosity of the display device on the basis of the intensity of ambient light detected by the light detection unit. Moreover, the display device makes it possible to easily conduct a test on light-sensor characteristics.