Display device and manufacturing method thereof
US11428989B2 · kind B2 · utility
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3References
11Claims
0Family size
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Key dates
| Filing date | Oct 26, 2020 |
| Grant date | Aug 30, 2022 |
| Priority date | — |
| Expiry date | Oct 26, 2040 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S977/952
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A display device includes: a display substrate; a light amount control layer on the display substrate; a first polarizer on the light amount control layer; and a color conversion layer on the first polarizer. The color conversion layer includes a phosphor, the phosphor includes a quantum dot, the quantum dot including: a core; a first shell surrounding the core; and a second shell surrounding the first shell, and the quantum dot has a diameter ranging from about 2 nm to about 32 nm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.