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:
Apr. 30, 2002
Filed:
Nov. 24, 1998
Applicant:
Inventor:
Hideo Kawano, Kobe, JP;
Assignee:
Kabushiki Kaisha Toshiba, Kawasaki, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01L 2/940 ; H01L 2/9786 ; H01L 2/362 ;
U.S. Cl.
CPC ...
H01L 2/940 ; H01L 2/9786 ; H01L 2/362 ;
Abstract
A step portion is formed in an insulating layer provided between two opposing electrode layers outside a pixel electrode formation region, so that a projection portions are formed on the two electrode layers, wherein the shape of the projection portions of the electrode layers is of an electric-field concentration type to induce discharging between the opposing portions of the layers via the insulating layer.