Patent · US Expired

Image pickup tube

US4636682A · kind A · utility

2Cited by
6References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 5, 1983
Grant dateJan 13, 1987
Priority date
Expiry dateMay 5, 2003

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J29/456
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A high velocity electron beam scanning negatively charge biased image pickup tube has a target which includes at least a transparent conductive layer, a photoconductor layer and a layer for secondary electron emission on a light-transmissive insulating substrate, and in which the transparent conductive layer is arranged on a light incidence side, the photoconductor layer being made of amorphous silicon.

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