Quantum dot light-emitting device and display device
US9970630B2 · kind B2 · utility
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11Claims
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Key dates
| Filing date | Jul 20, 2016 |
| Grant date | May 15, 2018 |
| Priority date | — |
| Expiry date | Sep 13, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2202/108
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A quantum dot light-emitting device: a pedestal; a light-emitting chip arranged on the pedestal; and a quantum dot layer arranged on the pedestal, the quantum dot layer being located in a light emergent side of the light-emitting chip with a gap being arranged between the quantum dot layer and the light-emitting chip, wherein reflection points are arranged on a surface of the quantum dot layer opposite to the light-emitting chip, and the reflection points are at least distributed in a region of the quantum dot layer directly facing the light-emitting chip.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.