Backlight unit and display device
US11022841B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 4, 2019 |
| Grant date | Jun 1, 2021 |
| Priority date | — |
| Expiry date | Dec 4, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133614
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A backlight unit for a display device comprises a plurality of light sources; a printed circuit including a first area where the plurality of light sources are disposed and a second area horizontally extended from the first area where no light source is disposed; at least one reflection plate disposed between the plurality of light sources in the first area; a light source protection portion covering the plurality of light sources and the reflection plate in the first area; and a printed circuit protection portion disposed on a side surface of the light source protection portion located at a boundary between the first and second areas and extended to an exposed surface of the printed circuit in the second area.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.