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:
Nov. 09, 2004
Filed:
May. 15, 2003
Applicant:
Inventors:
Hua-Nan Huang, Miao-Li Hsien, TW;
Che-Kuei Mai, Hsin-Chu, TW;
Assignee:
Toppoly Optoelectronics Corp., Miao-Li Hsien, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 1/312 ; F21V 2/900 ;
U.S. Cl.
CPC ...
F21V 1/312 ; F21V 2/900 ;
Abstract
A back light module disposed under a display panel has at least a light source generator for generating light beams, a diffusing plate for scattering the light beams to the display panel, a light guide plate for scattering the light beams to the diffusing plate, at least a light shading sheet with a plurality of light holes, and a reflecting sheet for scattering the light beams to the light guide plate.