Light-emitting device having light-emissive particles partially coated with light-reflective or/and getter material
US6812636B2 · kind B2 · utility
11Cited by
37References
72Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Mar 30, 2001 |
| Grant date | Nov 2, 2004 |
| Priority date | — |
| Expiry date | Sep 28, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J29/58
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light-emitting device (52) suitable for a flat-panel cathode-ray tube display contains a light-emissive region (66) formed over a plate (64). The light-emissive region contains a plurality of light-emissive particles (72). Part of the outer surface of each light-emissive particle is conformally covered with a coating (74) that provides light reflection or/and gettering.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.