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. 18, 2018
Filed:
Jun. 05, 2017
Samsung Display Co., Ltd., Yongin-si, Gyeonggi-do, KR;
Joon Gu Lee, Yongin-si, KR;
Jae Sik Kim, Yongin-si, KR;
Yeon Hwa Lee, Yongin-si, KR;
Se Hoon Jeong, Yongin-si, KR;
SAMSUNG DISPLAY CO., LTD., Yongin-si, Gyeonggi-do, KR;
Abstract
Disclosed is an organic light emitting diode, including a cathode electrode and an anode electrode positioned above the cathode electrode. An emitting layer is positioned between the cathode electrode and the anode electrode. An electron transporting unit is positioned between the cathode electrode and the emitting layer. The electron transporting unit is configured to inject and transport electrons to the emitting layer. A buffer layer is disposed between the cathode electrode and the electron transporting unit. The buffer layer includes an organic layer and a metallic layer disposed on the organic layer.