- Patent Title: Display substrate, preparation method thereof, and display device
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Application No.: US17783657Application Date: 2021-06-23
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Publication No.: US12087215B2Publication Date: 2024-09-10
- Inventor: Peng Huang , Zhu Wang , Tao Gao , Ling Shi
- Applicant: Chengdu BOE Optoelectronics Technology Co., Ltd. , BOE Technology Group Co., Ltd.
- Applicant Address: CN Sichuan
- Assignee: Chengdu BOE Optoelectronics Technology Co., Ltd.,BOE Technology Group Co., Ltd.
- Current Assignee: Chengdu BOE Optoelectronics Technology Co., Ltd.,BOE Technology Group Co., Ltd.
- Current Assignee Address: CN Sichuan; CN Beijing
- Agency: Ling and Yang Intellectual Property
- Agent Ling Wu; Stephen Yang
- International Application: PCT/CN2021/101874 2021.06.23
- International Announcement: WO2022/266892A 2022.12.29
- Date entered country: 2022-12-29
- Main IPC: G09G3/3208
- IPC: G09G3/3208 ; H10K59/131

Abstract:
A display substrate includes a plurality of sub-pixels, wherein at least one sub-pixel includes a driving circuit layer and a light emitting structure layer disposed on the driving circuit layer; the driving circuit layer includes a pixel driving circuit, and the light emitting structure layer includes a light emitting device connected with the pixel driving circuit; the pixel driving circuit includes a reset sub-circuit, a writing sub-circuit, a driving sub-circuit, a compensation sub-circuit, an energy storage sub-circuit and a light emitting control sub-circuit; and at least one of the reset sub-circuit, the compensation sub-circuit, and the writing sub-circuit includes an oxide transistor and a one-way conductive device.
Public/Granted literature
- US20240185773A1 Display Substrate, Preparation Method Thereof, and Display Device Public/Granted day:2024-06-06
Information query
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