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:
Sep. 25, 2012

Filed:

Sep. 04, 2009
Applicants:

Sang-min Yi, Suwon-si, KR;

Young-bee Chu, Yongin-si, KR;

Jeong-min Seo, Seongnam-si, KR;

Jae-lok Cha, Seongnam-si, KR;

Ah-ram Lee, Jeonju-si, KR;

Inventors:

Sang-Min Yi, Suwon-si, KR;

Young-Bee Chu, Yongin-si, KR;

Jeong-Min Seo, Seongnam-si, KR;

Jae-Lok Cha, Seongnam-si, KR;

Ah-Ram Lee, Jeonju-si, KR;

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

A light guiding plate to enhance uniformity of brightness and a backlight assembly and a display device having the same in one or more embodiments. In one embodiment, the light guiding plate includes a plurality of the linear shaped prisms on a back surface thereof, and the linear shaped prisms are omitted partially at the incident portion of the light guiding plate such that a non-prism area, connection area, and prism area are formed in stated order from the incident portion end on the back surface of the light guiding plate. Therefore, the display device having the light guiding plate is adapted to increase a uniformity of brightness of the edge type backlight, and the display quality can be improved.


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