Display substrate, preparation method thereof, and display device
US12087215B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jun 23, 2021 |
| Grant date | Sep 10, 2024 |
| Priority date | — |
| Expiry date | Jun 23, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09G2330/021
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.