Patent · US Expired

Silicon carbide semiconductor device

US5319220A · kind A · utility

27Cited by
4References
2Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 8, 1992
Grant dateJun 7, 1994
Priority date
Expiry dateJun 8, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S438/931

Abstract

A silicon carbide semiconductor device is provided which includes at least one heterojunction composed of two different polytypes of silicon carbide. The two polytypes of silicon carbide in the heterojunction include a .beta.-type silicon carbide layer having an .alpha.-type silicon carbide layer disposed thereon.

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