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.

Date of Patent:
Dec. 27, 2016

Filed:

Mar. 08, 2013
Applicant:

Samsung Display Co., Ltd., Yongin, Gyeonggi-do, KR;

Inventors:

Donghoon Kim, Suwon-si, KR;

Seung-Mo Kim, Seongnam-si, KR;

Byungchoon Yang, Seoul, KR;

Hayoung Lee, Seoul, KR;

Seunghwan Chung, Asan-si, KR;

HanMoe Cha, Anyang-si, KR;

Youngjun Choi, Yongin-si, KR;

Jinsung Choi, Cheonan-si, KR;

Assignee:

SAMSUNG DISPLAY CO., LTD., Yongin, Gyeonggi-Do, KR;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 7/04 (2006.01); F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G02B 6/005 (2013.01);
Abstract

A backlight unit includes a light source unit having a light source configured to emit a first light, a quantum dot sheet configured to emit a second light having a different color from the first light, a light guide plate configured to guide a light exiting from the light source unit or the quantum dot sheet, and an optical member including a prism sheet and configured to control the light exiting from the light guide plate. The quantum dot sheet includes a polymer resin and a plurality of first and second quantum dots, which are dispersed in the polymer resin. The second light is a white light obtained by mixing a red light, green light, and a blue light, and the second light has a concordance rate with an Adobe RGB color space which is no less than by about 99.9%.


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