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:
Nov. 29, 2022
Filed:
Sep. 06, 2019
Chengdu Boe Optoelectronics Technology Co., Ltd., Chengdu, CN;
Boe Technology Group Co., Ltd., Beijing, CN;
Kening Zheng, Beijing, CN;
Yingchang Gao, Beijing, CN;
Chengdu BOE Optoelectronics Technology Co., Ltd., Chengdu, CN;
Beijing BOE Technology Development Co., Ltd., Beijing, CN;
Abstract
The disclosure discloses an OLED element, a display panel, and a display device. The OLED element includes an anode, a light-emitting layer, a cathode stacked, and at least one of following components: an electric charge transfer and hole transmission component located between the anode and the light-emitting layer, where the electric charge transfer and hole transmission component includes a first light-induced electron transfer material and a hole transmission material; or an electric charge transfer and electron transmission component located between the cathode and the light-emitting layer, where the electric charge transfer and electron transmission component includes a second light-induced electron transfer material and an electron transmission material.