Patent · US Expired

Semiconductor device

US5081519A · kind A · utility

47Cited by
0References
4Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 13, 1990
Grant dateJan 14, 1992
Priority date
Expiry dateSep 13, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S438/933
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A semiconductor device includes a single crystal III-V compound semiconductor layer disposed on a silicon on sapphire substrate comprising a silicon layer disposed on a sapphire substrate, the silicon on sapphire substrate including a silicon (001) oriented crystalline film grown on the (1102) R face of the sapphire substrate tilted 0.1 to 10 degrees toward the <110> direction or <110> direction of the silicon film away from the <0001> sapphire C axis.

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