Patent · US Expired

Relaxed InxGa1−xAs buffers

US6495868B2 · kind B2 · utility

3Cited by
5References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 13, 2001
Grant dateDec 17, 2002
Priority date
Expiry dateMar 13, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S977/712
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

InxGa1−xAs structures with compositionally graded buffers grown with organometallic vapor phase epitaxy (OMPVE) on GaAs substrates. A semiconductor structure and a method of processing such a structure including providing a substrate of GaAs; and epitaxially growing a relaxed graded layer of InxGa1−xAs at a temperature ranging upwards from about 600° C.

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