CRT panel and a method for manufacturing the same
US6356012B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Dec 11, 1998 |
| Grant date | Mar 12, 2002 |
| Priority date | — |
| Expiry date | Dec 11, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J29/896
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Disclosed is a CRT panel. The panels includes a display portion defining a distal end of the panel; a curved lateral wall extending from the display portion toward a funnel of the CRT, ends of the lateral wall being joined to the funnel; a phosphor screen formed on an inside surface of the display portion, the phosphor screen including RGB phosphor pixels and a black matrix layer between the RGB phosphor pixels; and light transmittance compensating means for compensating for differences in brightness of the phosphor screen. The light transmittance compensating means is provided on an outside surface of the display portion and has varying levels of light transmittivity over its surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.