Patent · US Expired

Display tube and display device

US6836063B2 · kind B2 · utility

47Cited by
8References
7Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 12, 2002
Grant dateDec 28, 2004
Priority date
Expiry dateMar 12, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J11/18
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A display tube is provided that can improve light emission efficiency without raising a breakdown voltage. The display tube has a tubular vessel defining a discharge gas space and a pair of display electrodes for generating surface discharge along the circumferential surface of the vessel and opposing discharge traversing the inside of the vessel.

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