Backlight unit and display device including the same
US10353134B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 5, 2016 |
| Grant date | Jul 16, 2019 |
| Priority date | — |
| Expiry date | Nov 15, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/0031
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A backlight unit includes a light guide member including an incident surface extending in a first direction and a light source unit which generates a light, provides the light to the incident surface includes a body member extending in the first direction to define a cavity therein and includes a light exit part defined in one side portion facing the incident surface and connected to the cavity, a first light source disposed in the cavity and including a laser diode generating a first light having a first color, and a second light source disposed in the cavity spaced apart from the first light source in the first direction and including a laser diode generating a second light having a second color where the body member provides a third light having a third color obtained by combining the first and second colors to the incident surface through the light exit part.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.