Nath, Goldberg & Meyer
OLED device and manufacturing method thereof, and display apparatus
An OLED device, a manufacturing method of an OLED device and a display apparatus are provided. The OLED device includes a plurality of pixels, each of the plurality of pixels including a plurality of sub-pixels with different colors, each of the plurality of sub-pixels including a first electrode, a second electrode, and a light-emitting material layer disposed between the first electrode and the second electrode. A hole injection layer is disposed between the light-emitting material layer and the first electrode of each of the sub-pixels, and the number of layers of the hole injection layer between the light-emitting material layer and the first electrode of a part of the sub-pixels is lower than that of other sub-pixels.
CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD. BOE TECHNOLOGY GROUP CO., LTD.
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Wen Xiping
Sun Li