Organic light emitting device and method of fabricating the same, and display device

US10566565B2 · kind B2 · utility

Assignees

• BOE Technology Group Co., Ltd. · CN
• Ordos Yuansheng Optoelectronics Co., Ltd. · CN

Inventors

• Haidong Wu · Beijing, CN
• Weilin Lai · Beijing, CN
• Kai Chen · Beijing, CN
• Juanjuan Bai · Beijing, CN
• Wenyu Ma · Beijing, CN

Key dates

• Filing date: Jan 27, 2016
• Grant date: Feb 18, 2020
• Expiry date: Sep 15, 2036

Classification

• Technology area (CPC H): Electricity
• CPC primary: H10K2102/351

Abstract

The application provides an organic light emitting device, a method of fabricating the organic light emitting device, and a display device. The organic light emitting device comprises an anode layer, a cathode layer, and a light emitting layer provided between the anode layer and the cathode layer, and further comprises a carrier velocity adjustment layer provided between the light emitting layer and at least one of the anode layer and the cathode layer, and the carrier velocity adjustment layer is used for adjusting an injection rate of a carrier.