Wavelength conversion plate and light emitting device using the same
US8251528B2 · kind B2 · utility
7Cited by
2References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 3, 2009 |
| Grant date | Aug 28, 2012 |
| Priority date | — |
| Expiry date | Nov 26, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10H20/8515
Abstract
Provided is a wavelength conversion plate having excellent luminous efficiency of a wavelength-converted light. The wavelength conversion plate includes a dielectric layer with nano pattern, a metal layer formed inside the nano pattern, and a wavelength conversion layer formed on the metal layer and having quantum dot or phosphor which wavelength-converts an excitation light to generate a wavelength-converted light.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.