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:
Apr. 01, 2014
Filed:
Aug. 02, 2010
Applicants:
Joohong Lee, Seoul, KR;
Seokhwan OH, Gumi-si, KR;
Inventors:
Joohong Lee, Seoul, KR;
Seokhwan Oh, Gumi-si, KR;
Assignee:
LG Display Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); G09F 13/04 (2006.01); F21V 7/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A backlight unit comprises a light emitting diode (LED) package including one or more LED chips, a light source PCB mounting one side of a bottom of the LED package or both sides of the bottom of the LED package, a bottom cover supporting the light source PCB under the light source PCB, and having an embossing portion which protrudes toward the LED package with a size corresponding to the bottom of the LED package which is not mounted on the light source PCB, and a heat emission material filling between the bottom of the LED package and the embossing portion.