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:
Jun. 23, 2015
Filed:
Apr. 11, 2013
Applicant:
Samsung Display Co., Ltd., Yongin, Gyeonggi-Do, KR;
Inventors:
Seung In Baek, Seoul, KR;
Rae-Young Kim, Seoul, KR;
Sun Hee Oh, Anyang-si, KR;
Sang Woo Ha, Yongin-si, KR;
Assignee:
SAMSUNG DISPLAY CO., LTD., , KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1335 (2006.01); F21V 7/04 (2006.01); F21V 7/00 (2006.01); F21V 13/04 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133603 (2013.01); F21V 7/0008 (2013.01); F21V 13/04 (2013.01); G02F 1/133605 (2013.01);
Abstract
Provided is a back-light unit. The back-light unit includes: a reflective layer; a light transmitting plate including a plurality of light emitting diodes; and an optical member disposed on the light transmitting plate and separated from the light transmitting plate with an air layer therebetween, in which light generated from the light emitting diode is reflected to the reflective layer and then passes through the light transmitting plate to reach the optical member.