Patent · US Active

Compound semiconductor device and fabrication method therefor, and amplifier

US11088044B2 · kind B2 · utility

0Cited by
0References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 19, 2019
Grant dateAug 10, 2021
Priority date
Expiry dateNov 19, 2039

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D64/256
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A compound semiconductor device includes a compound semiconductor stack structure, a protective film provided on the compound semiconductor stack structure and containing titanium oxide, and a polycrystalline diamond film provided on the protective film.

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