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:
Jun. 28, 2016
Filed:
Jan. 16, 2014
Applicant:
Panasonic Corporation, Kadoma-shi, Osaka, JP;
Inventors:
Assignee:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 21/14 (2006.01); H04N 9/31 (2006.01);
U.S. Cl.
CPC ...
H04N 9/3114 (2013.01); H04N 9/3182 (2013.01); G03B 21/14 (2013.01);
Abstract
A video projection device according to this disclosure is provided with a splitter having a first region including a plurality of segments and a second region including at least one segment and configured to split a light flux emitted from a light source into a plurality of light of colors in a time-divisional manner by having the light flux enter into each one of the segments, and a video display element configured to modulate the light of the colors based on a image signal to be input and to form a image, and a controller configured to calculate a light intensity and to control the light source based on a result of the calculation.