Display substrate including a retaining wall in a frame area and display device having the same
US11903253B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Aug 27, 2021 |
| Grant date | Feb 13, 2024 |
| Priority date | — |
| Expiry date | Apr 18, 2042 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/40
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A display substrate and a display device are disclosed. The display substrate includes a display area and a frame area, and the display substrate includes a substrate, a plurality of sub-pixels on a side of the substrate, the plurality of sub-pixels are configured to emit light in the display area, an encapsulation layer on a side of the plurality of sub-pixels away from the substrate, and a retaining wall located in the frame area, the retaining wall is located between the encapsulation layer and the substrate and includes a first sub-retaining wall, a second sub-retaining wall, and a transition area between the first sub-retaining wall and the second sub-retaining wall, the retaining wall includes at least one layer provided in the same layer, the at least one layer provided in the same layer continuously extends across the first sub-retaining wall, the second sub-retaining wall and the transition area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.