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. 17, 2025
Filed:
Jun. 10, 2020
Kyungpook National University Industry-academic Cooperation Foundation, Daegu, KR;
Seoul National University R&db Foundation, Seoul, KR;
Young Woo Heo, Daegu, KR;
Hyeok Kim, Seoul, KR;
Joon Hyung Lee, Daegu, KR;
Jeong Joo Kim, Daegu, KR;
Sang Wook Lee, Daegu, KR;
Jeong Woo Han, Gyeongsangbuk-do, KR;
Sang Hyub Kim, Seoul, KR;
Chang Hee Lee, Seoul, KR;
Abstract
A quantum dot light emitting diode according to various embodiments of the present disclosure includes a first electrode and a second electrode that are opposite to each other; a light emitting layer that is located between the first electrode and the second electrode and includes a quantum dot; and an electron transport layer that is arranged between the first electrode and the light emitting layer and includes a metal oxide thin film, wherein the metal oxide thin film has a composition including at least one selected from the group consisting of InO, ZnO, SiOand SnO.