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:
Oct. 25, 2011
Filed:
Feb. 29, 2008
SE Chang Won, Gyeonggi-do, KR;
Duck Su Kim, Gyeonggi-do, KR;
Min Joo Kim, Seoul, KR;
Eun Ju Kim, Gyeonggi-do, KR;
Hyeuk Chan Kwon, Gyeongsangbuk-do, KR;
Jae Jung Han, Seoul, KR;
Dong Seok Lee, Gyeonggi-do, KR;
Se Chang Won, Gyeonggi-do, KR;
Duck Su Kim, Gyeonggi-do, KR;
Min Joo Kim, Seoul, KR;
Eun Ju Kim, Gyeonggi-do, KR;
Hyeuk Chan Kwon, Gyeongsangbuk-do, KR;
Jae Jung Han, Seoul, KR;
Dong Seok Lee, Gyeonggi-do, KR;
LG Display Co., Ltd., Seoul, KR;
Abstract
A backlight unit for slimmed structure and exhibiting uniform brightness through the improvement of its luminance efficiency and the quality in appearance of which is improved by the removal of bright lines, and a liquid crystal display device having the same are disclosed. The backlight unit includes a plurality of light emitting lamps disposed above a cover bottom such that the light emitting lamps are arranged at regular intervals, a diffusion plate disposed above the light emitting lamps, the diffusion plate including a substrate, a light control part formed on the bottom surface of the substrate corresponding to the light emitting lamps, and lens parts mounted on the top surface of the substrate, and an optical film disposed above the diffusion plate.