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:
Aug. 19, 2008
Filed:
Apr. 20, 2006
Tung-ming Hsu, Tu-cheng, TW;
Wen-feng Cheng, Tu-cheng, TW;
Chien-min Chen, Tu-cheng, TW;
Ming-fu Hsu, Tu-cheng, TW;
Tung-Ming Hsu, Tu-cheng, TW;
Wen-Feng Cheng, Tu-cheng, TW;
Chien-Min Chen, Tu-cheng, TW;
Ming-Fu Hsu, Tu-cheng, TW;
Hon Hai Precision Industry Co., Ltd., Tu-Cheng, Taipei Hsien, TW;
Abstract
A direct type backlight module () includes a substrate (), a diffusion sheet () disposed above the substrate, a plurality of spacers () and a plurality of light sources (). The spacers are disposed between the substrate and the diffusion sheet. Each spacer includes a bottom surface () contacting with the substrate. A groove () is defined in the bottom surface, and a light incident surface () is defined on inner surface of the groove. A pair of wings is disposed on two sides of the bottom surface for supporting the diffusion sheet. Each wing includes an outer side surface and an inner side surface, and a transflective film is formed on the inner side surfaces of the wing. The light sources are respectively disposed in the grooves.