Patent · US Expired

Method for making a GaN electroluminescent semiconductor device utilizing epitaxial deposition

US4473938A · kind A · utility

35Cited by
5References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 12, 1983
Grant dateOct 2, 1984
Priority date
Expiry dateApr 12, 2003

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S117/913
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

An electroluminescent semiconductor device comprising bodies of conductive and resistive crystalline gallium nitride (GaN) which are successively epitaxially deposited on a surface of a heat-treated sapphire substrate, and a body of insulative crystalline gallium nitride epitaxially deposited on the resistive body.

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