Invention Application
- Patent Title: DISPLAY SUBSTRATE AND DISPLAY DEVICE
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Application No.: US17312030Application Date: 2020-08-07
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Publication No.: US20220336765A1Publication Date: 2022-10-20
- Inventor: Haiyan Sun , Xiaojin Zhang , Dan Wang , Changho Lee
- Applicant: BOE TECHNOLOGY GROUP CO., LTD.
- Applicant Address: CN Beijing
- Assignee: BOE TECHNOLOGY GROUP CO., LTD.
- Current Assignee: BOE TECHNOLOGY GROUP CO., LTD.
- Current Assignee Address: CN Beijing
- International Application: PCT/CN2020/107925 WO 20200807
- Main IPC: H01L51/50
- IPC: H01L51/50 ; H01L51/00

Abstract:
Provided is a display substrate including a base substrate, an anode layer, a light-emitting layer, an electron diffusion layer, a hole block layer and a cathode layer which are sequentially stacked along a direction away from the base substrate, wherein a material of the electron diffusion layer comprises a first luminescent material, and a transport speed of holes generated by the anode layer in the electron diffusion layer is less than a transport speed of the holes in the light-emitting layer.
Public/Granted literature
- US12262575B2 Display substrate and display device Public/Granted day:2025-03-25
Information query
IPC分类: