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:
Jan. 26, 2021
Filed:
Jul. 19, 2018
Samsung Display Co., Ltd., Yongin-si, KR;
Changmin Lee, Suwon-si, KR;
Jihye Shim, Namyangju-si, KR;
Yeonwoo Lee, Jincheon-gun, KR;
Jehong Choi, Suwon-si, KR;
Hyunju Choi, Seoul, KR;
Sangwoo Pyo, Seongnam-si, KR;
Myungsuk Han, Suwon-si, KR;
Samsung Display Co., Ltd., Yongin-si, KR;
Abstract
Disclosed are an organic light-emitting diode and an organic light-emitting display device including the same. The organic light-emitting diode includes: a first electrode; a second electrode disposed opposite to the first electrode; a light-emitting layer disposed between the first electrode and the second electrode; a hole transport region disposed between the first electrode and the light-emitting layer; and an electron transport region disposed between the light-emitting layer and the second electrode; the hole transport region including at least two layers, and one of the at least two layers is in contact with the first electrode and is a self-crystallizing material-containing layer.