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:
Feb. 09, 2021
Filed:
Jun. 17, 2020
Lg Electronics Inc., Seoul, KR;
Kyungjoon Lee, Seoul, KR;
Uihyung Lee, Seoul, KR;
Juyoung Joung, Seoul, KR;
Wondo Kee, Seoul, KR;
Minho Kim, Seoul, KR;
Wongjoon Hwang, Seoul, KR;
Jaeyoon Jeong, Seoul, KR;
Bohee Kang, Seoul, KR;
Manhyuck Han, Seoul, KR;
Jiu Myeong, Seoul, KR;
LG ELECTRONICS INC., Seoul, KR;
Abstract
Disclosed herein are a backlight unit and a display device using the same. In an embodiment, the backlight unit includes a substrate, at least one light source on the substrate, a lenses placed over the light source, a reflection sheet in which at least one through hole corresponding to the lens is formed, and a reflection ring comprising an opening portion corresponding to the at least one light source, and placed between the lens and the substrate. In accordance with an embodiment of the present invention, luminance uniformity of the backlight unit can be improved because the reflection ring surrounding the light source is included.