Display backplane and display device
US12044925B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 26, 2022 |
| Grant date | Jul 23, 2024 |
| Priority date | — |
| Expiry date | Jan 26, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133608
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present application discloses a display backplane and a display device. The display backplane includes a plurality of light-emitting sub-areas; each of the light-emitting sub-areas is provided with at least two light-emitting portions; a first light-guiding portion is arranged in each of the light-emitting sub-areas and is located between the at least two light-emitting portions, and a side of the first light-guiding portion close to the light-emitting elements has a second light-reflecting surface, and an orthographic projection of a portion of a side of the first light-guiding portion away from the substrate on the substrate falls within an orthographic projection of a portion of a side of the first light-guiding portion close to the substrate on the substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.