Back-light unit and display apparatus comprising same
US10401550B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 1, 2016 |
| Grant date | Sep 3, 2019 |
| Priority date | — |
| Expiry date | Feb 1, 2036 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133624
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention described in the present specification relates to a backlight unit including a light source including a light emission lamp emitting light including a 450 nm wavelength, and an inorganic fluorescent substance provided at least a part of inside or on a surface of the lamp and having a maximum light emission wavelength in a 510 nm to 560 nm range when irradiating light including a 450 nm wavelength; and a color conversion film including an organic fluorescent substance, and having a maximum light emission wavelength in a 610 nm to 660 nm range when irradiating light emitted from the light emission lamp or the inorganic fluorescent substance, and a display apparatus including the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.