Patent · US Expired

Electroluminescent device having an additional selenium layer

US4647813A · kind A · utility

10Cited by
3References
2Claims
0Family size

Assignees

Inventors

Key dates

Filing dateNov 29, 1984
Grant dateMar 3, 1987
Priority date
Expiry dateNov 29, 2004

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10H20/0125
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electroluminescent device wherein a light-emitting layer is formed between electrode layers, and a selenium layer is formed between the light-emitting layer and at least one of the electrode layers. Each of the crystals in the selenium layer grows in a columnar shape in the direction extending at right angles to the light-emitting layer.

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