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:
Dec. 23, 2014

Filed:

Apr. 12, 2012
Applicants:

Kuangyao Chang, Shenzhen, CN;

Zanjia Su, Shenzhen, CN;

Inventors:

Kuangyao Chang, Shenzhen, CN;

Zanjia Su, Shenzhen, CN;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); F21V 7/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

The present invention provides a liquid crystal display device, which includes a backlight module and a liquid crystal panel disposed on the backlight module. The backlight module includes an optic film assembly. The optic film assembly includes a first prism plate. The liquid crystal panel includes a first polarization plate. The first polarization plate is arranged to directly confront the first prism plate. The first prism plate includes a first base plate and a plurality of parallel first prism bars formed on an upper surface of the first base plate. The first prism bars have an axial direction that forms an included angle with respect to a polarization direction of the first polarization plate. The liquid crystal display device omits the topmost diffusion plate that is conventionally used in the known the optic film assembly so as to reduce the manufacture cost.


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