Display device and light apparatus comprising a reflective sheet having a plurality of first and second light conversion dots respectively disposed around first and second holes
US11592711B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 15, 2022 |
| Grant date | Feb 28, 2023 |
| Priority date | — |
| Expiry date | Jun 15, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2202/36
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A display apparatus includes a liquid crystal panel; light sources configured to emit blue light; a reflective sheet including four edge portions and a first hole and a second hole on each of the four edge portions of the reflective sheet, the first hole disposed at a first distance from an edge of the reflective sheet, and the second hole disposed at a second distance from the edge of the reflective sheet, wherein the second distance is greater than the first distance; and first and second light conversion dots, wherein the first light conversion dots are disposed around the first hole of the reflective sheet, and the 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.