Patent · US Active

High ruggedness heterojunction bipolar transistor (HBT)

US11929427B2 · kind B2 · utility

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2References
13Claims
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Assignee

Inventors

Key dates

Filing dateJan 14, 2021
Grant dateMar 12, 2024
Priority date
Expiry dateDec 31, 2041

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2223/6644
  • WIPO fieldBasic communication processes
  • WIPO sectorElectrical engineering

Abstract

Provided is a high ruggedness heterojunction bipolar transistor (HBT), including a collector layer. The collector layer includes a InGaP layer or a wide bandgap layer. The bandgap of the InGaP layer is greater than 1.86 eV.

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