Lighting device with substrate and reflective sheet and display device having lighting device with substrate and reflective sheet
US11204521B2 · kind B2 · utility
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21Claims
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Assignee
Inventors
Key dates
| Filing date | Sep 15, 2020 |
| Grant date | Dec 21, 2021 |
| Priority date | — |
| Expiry date | Sep 15, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2201/54
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A lighting device includes a light source, a substrate and a reflective sheet. The light source is mounted on the substrate. The substrate includes a substrate side opening in a vicinity of the light source. The reflective sheet is provided to cover a surface of the substrate. The reflective sheet includes a reflective sheet side opening at a location corresponding to the light source. The substrate side opening is arranged such that an inner edge portion of the reflective sheet side opening is inserted thereto or the light source is fixed thereto.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.