Patent · US Active

Semiconductor device and method for manufacturing semiconductor device

US7948062B2 · kind B2 · utility

5Cited by
0References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 19, 2008
Grant dateMay 24, 2011
Priority date
Expiry dateAug 26, 2029

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D62/8503
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A semiconductor device including a compound semiconductor laminated structure having a plurality of compound semiconductor layers formed over a semiconductor substrate, a first insulation film covering at least a part of a surface of the compound semiconductor laminated structure, and a second insulation film formed on the first insulation film, wherein the second insulation film includes more hydrogen than the first insulation film.

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