Display apparatus
US11011587B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 9, 2020 |
| Grant date | May 18, 2021 |
| Priority date | — |
| Expiry date | Mar 9, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10K59/8792
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A display apparatus includes: a first pixel, a second pixel, and a third pixel respectively configured to emit different colors; a first quantum transformation layer arranged to correspond to an emission area of the first pixel, the first quantum transformation layer including first quantum dots and first metal nanoparticles; and a second quantum transformation layer arranged to correspond to an emission area of the second pixel, the second quantum transformation layer including second quantum dots and second metal nanoparticles, wherein an average size of the first quantum dots is different from an average size of the second quantum dots, and wherein an average size of the first metal nanoparticles is identical to an average size of the second metal nanoparticles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.