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. 30, 2024
Filed:
Nov. 08, 2019
Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd., Shenzhen, CN;
Abstract
The present invention provides an organic light-emitting diode (OLED) device and a manufacturing of the OLED device. The OLED device includes a light-emitting layer, an insulating layer, an electron transport layer, and an electron injection layer. The insulating layer is arranged on one side of the light-emitting layer, and a through hole is in the insulating layer. The through hole is arranged corresponding to a middle portion of the light-emitting layer. The electron transport layer is in a lower portion of the through hole and attached to a surface of the light-emitting layer. The electron injection layer is in an upper portion of the through hole and attached to one side of the electron transport layer away from the light-emitting layer.