Backlight unit and display device having the same
US10032392B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 11, 2013 |
| Grant date | Jul 24, 2018 |
| Priority date | — |
| Expiry date | Nov 24, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG09F13/04
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A backlight unit includes a light source part configured to emit a light and a reflective sheet disposed under the light source part. The light source part includes a first light source block including a plurality of light sources with first distances therebetween and a second light source block including a plurality of light sources with second distances therebetween. The first distances increase or decrease as the light sources of the first light source block are closer to an end portion of the first light source block than to a center portion of the first light source block, and the second distances increase as the light sources of the second light source block axe closer to an end portion of the second light source block than to a center portion of the second light source block.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.