Patent · US Expired

Method for regenerating microtips of a flat display screen

US6081247A · kind A · utility

3Cited by
3References
9Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 26, 1997
Grant dateJun 27, 2000
Priority date
Expiry dateJun 26, 2017

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02W30/82
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The present invention relates to a method for regenerating microtips of a flat display screen including a cathode with electronic emission microtips associated with a grid for extracting electrons emitted by the microtips, wherein the microtips are made to emit under a current density which is substantially higher than a nominal operating current density and for a duration which is substantially higher than a nominal operating addressing duration.

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