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:
May. 05, 2015
Filed:
Nov. 29, 2011
Nobuyuki Hanamoto, Yokohama, JP;
Nobuyuki Hanamoto, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image display apparatus comprising pixels each one of which is composed of three subpixels, wherein each pair of the two subpixels is provided with a light source; a first polarizing filter which extracts a component of linearly polarized light from a light of the light source; a liquid crystal which rotates a polarization direction of the linearly polarized light; a polarizing filter which is provided corresponding to one of the subpixels and which extracts a polarized light component in a horizontal direction; a polarizing filter which is provided corresponding to the other of the subpixels and which extracts a polarized light component in a vertical direction; and a control unit which controls the output light amount of the light source and an angle of orientation of the liquid crystal.