Display device
US10768484B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 14, 2019 |
| Grant date | Sep 8, 2020 |
| Priority date | — |
| Expiry date | Jun 14, 2039 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2201/465
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A backlight unit including a frame having a bottom area and a sidewall area extended from the bottom area; a single substrate located in on the bottom area of the frame, a plurality of optical assemblies being mounted on the single substrate; a reflection sheet located the frame and configured to reflect light emitted by the optical assemblies; and an optical sheet located over the reflection sheet. Further, the reflection sheet a first sheet area corresponding to the bottom area of the frame; a second sheet area corresponding to the sidewall area of the frame; and a cut portion cut from the first sheet at one portion abutting on one side of the single substrate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.