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, 2020
Filed:
Jun. 22, 2018
Samsung Electronics Co., Ltd., Samsung-ro, Yeongtong-gu, KR;
Sangyoon Lee, Seoul, KR;
Sunghun Lee, Hwaseong-si, KR;
Shinae Jun, Seongnam-si, KR;
Chilhee Chung, Seoul, KR;
Byoungki Choi, Hwaseong-si, KR;
Intaek Han, Seoul, KR;
SAMSUNG ELECTRONIC CO., LTD., Gyeonggi-Do, KR;
Abstract
A display apparatus including an OLED (organic light-emitting device) substrate having a structure in which at least one blue light-emitting unit and at least one green light-emitting unit are stacked, wherein the OLED substrate generates a mixed light of a blue light and a green light; and a color controller provided on the OLED substrate to adjust color of a light generated from the OLED substrate. The color controller includes a first color control element having a plurality of first quantum dots for green conversion; a second color control element having plurality of second quantum dots for red conversion; a third color control element for presenting a blue color; a first color filter provided on the first color control element; and a second color filter provided on the second color control element.