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:
Mar. 15, 2011
Filed:
Jun. 22, 2009
Applicants:
Chul Jong Han, Seoul, KR;
Jeong IN Han, Seoul, KR;
Inventors:
Chul Jong Han, Seoul, KR;
Jeong In Han, Seoul, KR;
Assignee:
Korea Electronics Technology Institute, Seongnam-si, Gyenggi-do, KR;
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); G02F 1/167 (2006.01); G09F 13/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
An ultra-thin edge-type backlight unit allowing a local dimming driving and a scanning driving and using a low-cost light source, and a display device of excellent screen quality are provided. The backlight unit includes a light guide plate, a light source disposed in a side of the light guide plate and a reflective-type display panel disposed on an opposite side of a surface where a light radiated from the light source is extracted.