Patent · US Expired

Silicon carbide semiconductor device

US6853006B2 · kind B2 · utility

18Cited by
0References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 31, 2003
Grant dateFeb 8, 2005
Priority date
Expiry dateJul 31, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D62/8325

Abstract

A silicon carbide (SiC) substrate is provided with an off-oriented {0001} surface whose off-axis direction is <11-20>. A trench is formed on the SiC to have a stripe structure extending toward a <11-20> direction. An SiC epitaxial layer is formed on an inside surface of the trench.

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