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. 26, 2007
Filed:
Mar. 21, 2005
Kuo-shu Fan, Tainan County, TW;
Kuo-Shu Fan, Tainan County, TW;
Chi Mei Optoelectronics Corp., Tainan, TW;
Abstract
The present invention mainly relates to a liquid crystal display device which comprises a casing and a backlight module; wherein the casing comprises a frame and an opening formed at a central region of the casing, the opening defining an active area; the backlight module used in providing light source via the active area comprises at least one lamp distributed equally in regions defined by the frame and the active area. The at least one lamp comprising an even luminance portion and a dense luminance portion, wherein the even luminance portion is located in the region defined by the active area while the dense luminance portion is located in the region defined by the frame. Because the dense luminance portion is located outside the active area in the invention, the luminance uniformity in the active area is raised without complex treatments thereby.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile