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:
Jul. 05, 2011
Filed:
Apr. 13, 2009
Hiroaki Kameyama, Kawasaki, JP;
Masanobu Oomura, Yokohama, JP;
Hiroaki Kameyama, Kawasaki, JP;
Masanobu Oomura, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An active matrix substrate for a reflection type liquid crystal display apparatus has an image display regionincluding a plurality of pixelseach having a reflection electrodeand a switching element, a black display regionincluding a plurality of pixels for providing only a black display each having a reflection electrode, a wiring layerbetween the switching elementsand the reflection electrodes, a light shielding layerbetween the wiring layerand the layer forming the reflection electrodes, a through holebetween the wiring layerand the light shielding layerin the image display regionfor electrically connecting the reflection electrodeto the switching element, and a through holebetween the wiring layerand the light shielding layerin the black display regionand electrically isolated from the switching element