LED device, backlight module and display device
US11016340B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 23, 2020 |
| Grant date | May 25, 2021 |
| Priority date | — |
| Expiry date | Jun 23, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/882
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The disclosure provides a LED device, a backlight module and a display device. The LED device includes: a bracket structure and a chip, the bracket structure having a cup cavity and the chip being mounted in the cup cavity; a packaging structure, the packaging structure being provided on the bracket structure in a covering manner to seal the cup cavity and an upper surface, far away from the cup cavity, of the packaging structure forming an emergent surface; and a reflective shielding layer, the reflective shielding layer being provided on the packaging structure and the reflective shielding layer being at a central position of the emergent surface and covering part of the emergent surface. According to the disclosure, the problem in the related art that it is impossible to consider both a good color saturation and brightness contrast of a display of a display device is solved.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.