Patent · US Expired

Plasma picture screen with improved white color point

US6700324B2 · kind B2 · utility

2Cited by

1References

6Claims

0Family size

Assignee

KONINKLIJKE PHILIPS ELECTRONICS NV · NL

Inventors

Hans-Helmut Bechtel · Roetgen, DE
Wolfgang Busselt · Roetgen, DE
Joachim Opitz · Aachen, DE
Harald Glaeser · Aachen, DE
Thomas Juestel · Aachen, DE
Volker Van Elsbergen · Aachen, DE

Key dates

Filing date	May 6, 2002
Grant date	Mar 2, 2004
Priority date	—
Expiry date	Jun 8, 2022

Classification

Technology area (CPC H)Electricity
CPC primaryH01J2211/44
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

The invention relates to a plasma picture screen with a improved white color point. The front plate (1) of the plasma picture screen has a blue layer on the side facing the plasma discharge. This may be the dielectric layer (4), the protective layer (5), or an additional layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.