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:
May. 12, 2009
Filed:
Aug. 04, 2006
Guo-han Yue, ShenZhen, CN;
Guo-Han Yue, ShenZhen, CN;
Hon Fu Jin Precision Industry (ShenZhen) Co., Ltd., Shenzhen, Guangdong Province, CN;
Hon Hai Precision Industry Co., Ltd., Tu-Cheng, Taipei Hsien, TW;
Abstract
A backlight module () includes a light source (), a prism sheet () and a light guide plate (). The light guide plate includes an incident surface (), an emitting surface (), a bottom surface () and a plurality of depressions (). The emitting surface is located adjoining the incident surface. The depressions are formed on the emitting surface. Each depression has a refractive surface () and a reflective surface () adjoining the refractive surface. The reflective surface faces the incident surface, and the refractive surface faces away from the incident surface. The light source is arranged besides the light guide plate and facing the incident surface. The prism sheet has a prism surface facing the emitting surface of the light guide plate and forms a plurality of prisms () on the prism surface.