Display apparatus comprising a reflective sheet having a plurality of first and second light conversion dots respectively disposed around a plurality of first and second holes
US11333928B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 1, 2021 |
| Grant date | May 17, 2022 |
| Priority date | — |
| Expiry date | Sep 1, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2202/36
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A display device includes a liquid crystal panel; a plurality of light sources configured to emit blue light; and a reflective sheet including a first hole and a second hole on a same edge portion of the reflective sheet, wherein the edge portion includes an edge of the reflective sheet, the first hole is disposed at a first distance from the edge of the reflective sheet, and the second hole is disposed at a second distance from the edge of the reflective sheet, wherein the second distance is greater than the first distance. First light conversion dots are disposed around the first hole of the reflective sheet, and second light conversion dots are disposed around the second hole of the reflective sheet, wherein a size of each of the first light conversion dots is greater than a size of each of the second light conversion dots.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.