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:
Dec. 17, 2019
Filed:
Aug. 15, 2017
Samsung Display Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Dong Chan Kim, Yongin-si, KR;
Dong Hoon Kim, Yongin-si, KR;
Won Jong Kim, Yongin-si, KR;
Ji Young Moon, Yongin-si, KR;
Dong Kyu Seo, Yongin-si, KR;
Ji Hye Lee, Yongin-si, KR;
Da Hea Im, Yongin-si, KR;
Sang Hoon Yim, Yongin-si, KR;
Yoon Hyeung Cho, Yongin-si, KR;
Won Suk Han, Yongin-si, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
A light emitting diode and a light emitting diode display, the light emitting diode including a first electrode; a second electrode overlapping the first electrode; an emission layer between the first electrode and the second electrode; and an electron injection layer between the second electrode and the emission layer, wherein the electron injection layer includes a lanthanide element, an alkali meta first element, and a halogen second element, and wherein the first element and the second element are included in the electron injection layer in an amount of 1 vol % to 20 vol %, based on a total volume of a material including the lanthanide element, the first element, and the second element.