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:
Jul. 10, 2018
Filed:
Aug. 22, 2017
Samsung Display Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Myungsuk Han, Yongin-si, KR;
SAMSUNG DISPLAY CO., LTD., Yongin-si, Gyeonggi-do, KR;
Abstract
An organic electroluminescence display device includes a first electrode, a second electrode on the first electrode, and a light-emitting unit between the first electrode and the second electrode, the light-emitting unit including a first sub-light-emitting unit on the first electrode and including a first emission layer, a first charge generation layer on the first sub-light-emitting unit, a second sub-light-emitting unit on the first charge generation layer and including a second emission layer, a second charge generation layer on the second sub-light-emitting unit, and a third sub-light-emitting unit on the second charge generation layer and including a third emission layer, wherein each of the first emission layer and the second emission layer includes a first host, the third emission layer includes a second host different from the first host, and a thickness of the second emission layer is 1.0 nm or less.