Patent · US Expired

Electron-beam generator and image display apparatus making use of it

US5185554A · kind A · utility

44Cited by
4References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 21, 1990
Grant dateFeb 9, 1993
Priority date
Expiry dateMar 21, 2010

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J2329/00
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electron-beam generator includes an electron-emitting device and a modulating electrode capable of modulating an electron beam emitted from the electron-emitting device in response to an information signal. The modulating electrode and the electron-emitting device are laminated so as to interpose an insulating substrate therebetween.

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