Patent · US Expired

Color shadow mask cathode ray tubes

US4488093A · kind A · utility

0Cited by
2References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 1, 1982
Grant dateDec 11, 1984
Priority date
Expiry dateOct 1, 2002

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG09G2370/08
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A color shadow mask cathode ray tube has arrays of three phosphors deposited on the back of its faceplate. The color radiated by one of the phosphors corresponds to that which is produced when the colors radiated by the other two phosphors are combined.

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