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.

Date of Patent:
Oct. 24, 2017

Filed:

Dec. 22, 2015
Applicant:

Shenzhen China Star Optoelectronics Technology Co., Ltd., Guangdong, CN;

Inventor:

Yongyuan Qiu, Guangdong, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); F21V 7/00 (2006.01); F21V 7/06 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133605 (2013.01); F21V 7/0008 (2013.01); F21V 7/06 (2013.01); G02F 1/133603 (2013.01); G02F 1/133608 (2013.01);
Abstract

A backlight module, having: a light source, a first light reflection portion located above the light source, and a second light reflection portion located below the light source; the first light reflection portion includes a groove concaved towards the light source; an inner surface of the groove includes a first reflection parabolic surface and a second reflection parabolic surface interconnected with each other and having a focal point at the light source; the first reflection parabolic surface performs horizontal reflection on the light emitted from the light source; the second reflection parabolic surface reflects the light emitted from the light source to the second light reflection portion; the second light reflection portion performs horizontal reflection on the light reflected thereto. A liquid crystal display having the backlight module is also disclosed.


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