Patent · US Active

Pseudomorphic high electron mobility transistor comprising doped low temperature buffer layer

US8853743B2 · kind B2 · utility

0Cited by
9References
20Claims
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Key dates

Filing dateNov 16, 2012
Grant dateOct 7, 2014
Priority date
Expiry dateDec 5, 2032

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH10D30/4738
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A pseudomorphic high electron mobility transistor (PHEMT) comprises a substrate comprising a Group III-V semiconductor material, a buffer layer disposed over the substrate, wherein the buffer layer comprises microprecipitates of a Group V semiconductor element and is doped with an N-type dopant, and a channel layer disposed over the buffer layer.

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