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US 11,108,022 B2Granted
OLED device, method for manufacturing the same, and display apparatus
AssigneeBoe Technology Group Co., Ltd.
InventorsQingyu Huang, Zhiqiang Jiao, Huajie Yan, Xiaoyun Liu
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Abstract
An OLED device, a method for manufacturing the same, and a display apparatus are provided. The OLED device includes: an anode; a cathode; at least two organic light emitting layers between the anode and the cathode; a charge generation layer between two adjacent organic light emitting layers. At least one of two surfaces of the charge generation layer adjacent to the two adjacent organic light emitting layers is provided with microstructures.
Claims18
An OLED device, comprising:
- an anode;
- a cathode;
- at least two organic light emitting layers between the anode and the cathode;
- a charge generation layer between two adjacent organic light emitting layers in the at least two organic light emitting layers,
- wherein at least one of two surfaces of the charge generation layer adjacent to the two adjacent organic light emitting layers is provided with microstructures, and
- wherein the microstructures comprise recessed structures extending away from the anode, and the microstructures have a profile in a shape of semicircle or arc in a cross section perpendicular to the organic light emitting layers.
3 more elements
Dependencies are inferred from the claim text.