Backlight device and display device
US11112632B2 · kind B2 · utility
2Cited by
2References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 18, 2020 |
| Grant date | Sep 7, 2021 |
| Priority date | — |
| Expiry date | Feb 18, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2202/28
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A backlight device is provided and includes a frame formed of a sheet material; a first adhesive layer provided on one surface of the frame; a reflective sheet attached to the frame with the first adhesive layer; an optical member disposed on the reflective sheet in the frame; and a light source disposed in the frame and configured to emit light to the optical member, wherein in at least a part of the frame, a width of the frame and a width of the first adhesive layer are equal to each other, and at least an internal surface of the frame and an internal surface of the first adhesive layer are flush with each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.