Phosphor sheet, light emitting unit, and display unit
US9817270B2 · kind B2 · utility
5Cited by
0References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 23, 2014 |
| Grant date | Nov 14, 2017 |
| Priority date | — |
| Expiry date | Dec 25, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/24198
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A phosphor sheet includes: a stacked structure including a first phosphor layer and a pair of transparent films each being in contact with either side of the first phosphor layer; a seal layer integrally covering an area from an end face of the stacked structure to a periphery of the stacked structure; and a second phosphor layer further covering a portion of the seal layer, the portion covering at least the periphery of the stacked structure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.