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:
Dec. 22, 2009
Filed:
May. 10, 2006
Ki-bum Seong, Anyang-si, KR;
Tae-hee Cho, Seoul, KR;
Jong-min Wang, Seongnam-si, KR;
Jin-kyoung OH, Seoul, KR;
Su-gun Kim, Hwaseong-si, KR;
Il-yong Jung, Suwon-si, KR;
Ki-bum Seong, Anyang-si, KR;
Tae-hee Cho, Seoul, KR;
Jong-min Wang, Seongnam-si, KR;
Jin-kyoung Oh, Seoul, KR;
Su-gun Kim, Hwaseong-si, KR;
Il-yong Jung, Suwon-si, KR;
Samsung Electronics Co., Ltd., Suwon-si, KR;
Abstract
A backlight unit and an LCD employing the backlight unit are provided. The backlight unit includes: a base substrate; a plurality of point light sources arranged in two or more lines on the base substrate; a diffusion plate disposed over the plurality of point light sources to diffuse and transmit incident light; and at least one barrier rib forming two or more division areas by being disposed between the base substrate and the diffusion plate to be upright with respect to the base substrate between the lines and having a wall surface reflecting light incident from the plurality of point light sources, at least a portion of an end portion of the barrier rib being inserted into the diffusion plate.