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:
Nov. 26, 2013
Filed:
Apr. 20, 2009
Applicant:
Hirohisa Ishino, Kanagawa, JP;
Inventor:
Hirohisa Ishino, Kanagawa, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/74 (2006.01); G02F 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention provides a projection display capable of realizing high contrast in a display image plane. The projection display includes a light source; a first light modulator modulating light from the light source on the basis of an input image signal, and generating a first image light; a second light modulator modulating the first image light on the basis of the image signal, and generating a second image light; and a projection lens projecting the second image light generated with the second light modulator.