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. 03, 2018
Filed:
Jun. 05, 2015
Samsung Display Co., Ltd., Yongin, Gyeonggi-Do, KR;
Eung Do Kim, Seoul, KR;
Dong Chan Kim, Hwaseong-si, KR;
Won Jong Kim, Suwon-si, KR;
Dong Kyu Seo, Suwon-si, KR;
Da Hea Im, Incheon, KR;
Sang Hoon Yim, Suwon-si, KR;
Samsung Display Co., Ltd., Yongin, Gyeonggi-do, KR;
Abstract
An organic light emitting element is provided. An organic light emitting element according to an exemplary embodiment includes: a first electrode and a second electrode that face each other; an emission layer provided between the first electrode and the second electrode; and an electron injection layer provided between the second electrode and the emission layer, wherein the electron injection layer includes Ca, and the second electrode includes a first material including at least one of Ag, Al, and Mg and a second material including at least one of Yb, Ca, Sm, Eu, Tb, Sr, Ba, La, and Ce.