Light emitting device
US7319289B2 · kind B2 · utility
37Cited by
7References
15Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Mar 10, 2004 |
| Grant date | Jan 15, 2008 |
| Priority date | — |
| Expiry date | Nov 26, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/181
Abstract
A light emitting device has a light emitting element, and a phosphor layer of phosphor glass to generate fluorescence while being excited by light emitted from the light emitting element. The light emitting element emits ultraviolet light, and the phosphor glass generates visible fluorescence while being excited by the ultraviolet light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.