Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yeon Hwa Lee0
Jae Sik Kim0
Joon Gu Lee0
Se Hoon Jeong0
Date of Patent
December 18, 2018
0Patent Application Number
156137280
Date Filed
June 5, 2017
0Patent Citations Received
Patent Primary Examiner
Patent 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.
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