Backlight unit and display device including the same
US10254585B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 26, 2017 |
| Grant date | Apr 9, 2019 |
| Priority date | — |
| Expiry date | Jan 26, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133611
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A backlight unit and a display device including the backlight unit are disclosed. The backlight unit includes a frame including a bottom area and a side area extended from the bottom area, at least one substrate positioned at a front surface of the frame and mounting a plurality of light sources, a reflective sheet positioned at a front surface of the at least one substrate and including a strip area in at least a portion of the reflective sheet, and an optical sheet positioned at a front surface of the reflective sheet. A reflectance of the at least the portion of the reflective sheet is different from a reflectance of at least another portion of the reflective sheet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.