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:
Sep. 17, 2002
Filed:
Oct. 11, 2000
Applicant:
Inventors:
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 2/904 ; H01L 3/120 ; H01L 3/1036 ; H01L 3/10376 ;
U.S. Cl.
CPC ...
H01L 2/904 ; H01L 3/120 ; H01L 3/1036 ; H01L 3/10376 ;
Abstract
A pair of lightly doped drain (LDD) regions are provided in a thin film transistor of each pixel of a thin film transistor substrate for a liquid crystal display device and a light shielding portion of a material having reflectivity lower than that of a metal and covering a portion or a whole portion of the LDD regions is provided so as to restrict an internal random reflection of light.