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. 19, 2005
Filed:
Apr. 22, 2003
Applicants:
Chin-kun Hsieh, Hsin-Chu, TW;
Chuan-pei Yu, I-Lan Hsien, TW;
Han-chou Liu, Hsin-Chu, TW;
Inventors:
Assignee:
AU Optronics Corp., Hsin-Chu, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V007/04 ;
U.S. Cl.
CPC ...
Abstract
A direct-type backlight unit for a flat panel liquid crystal display includesat least one lamp installed in a housing, a diffusion plate installed above the lamp, a reflection plate having a reflection surface and a back surface installed under the lamp for reflecting light generated by the lamp from the reflection surface to the diffusion plate, and the reflection plate having at least one aperture thereon, and a heat dissipating plate combined with the back surface of the reflection plate.