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. 20, 2006
Filed:
Mar. 28, 2000
Applicants:
Atsushi Okuyama, Tokorozawa, JP;
Makoto Matsuura, Chigasaki, JP;
Akihiro Ouchi, Ebina, JP;
Hiroyuki Kodama, Tokyo, JP;
Inventors:
Atsushi Okuyama, Tokorozawa, JP;
Makoto Matsuura, Chigasaki, JP;
Akihiro Ouchi, Ebina, JP;
Hiroyuki Kodama, Tokyo, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 5/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A display apparatus is constructed to make a plurality of light beams of mutually different colors incident to a display element and modulate the beams of the respective colors by the display element to form images of the respective colors. Purity of a predetermined color out of the colors is variable and a control pattern of the image display element is modified according to variation in the purity of the predetermined color.