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:
Sep. 01, 2020

Filed:

Apr. 21, 2017
Applicant:

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

Inventors:

Kang-woo Lee, Seoul, KR;

Donghoon Kim, Suwon-si, KR;

Kyung-min Kim, Hwaseong-si, KR;

Seunghwan Chung, Seongnam-si, KR;

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); G02B 6/00 (2006.01); G02F 1/13357 (2006.01);
U.S. Cl.
CPC ...
G02B 6/005 (2013.01); G02B 6/00 (2013.01); G02B 6/0051 (2013.01); G02F 1/133603 (2013.01); G02F 1/133606 (2013.01); G02F 1/133609 (2013.01); G02F 2001/133607 (2013.01); G02F 2001/133614 (2013.01); G02F 2001/133624 (2013.01); G02F 2201/08 (2013.01); G02F 2203/055 (2013.01); G02F 2203/68 (2013.01);
Abstract

A display device includes a backlight and a display panel on the backlight. The backlight includes a light source to provide a first light, and an optical wavelength converter to receive the first light and emits a second light. The optical wavelength converter includes a light emitting part having a plurality of excitation light emitting bodies to be excited by receiving the first light, and thereby emit the second light, and a light absorbing part including a plurality of absorbers provided on the light emitting part to receive the second light and absorb a portion of the second light having a wavelength of about 550 nm to about 650 nm.


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