Patent · US Active

Structure comprising a strained semiconductor layer on a heat sink

US11165220B2 · kind B2 · utility

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1References
24Claims
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Key dates

Filing dateOct 19, 2017
Grant dateNov 2, 2021
Priority date
Expiry dateNov 4, 2037

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S2301/176
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A structure includes a semiconductor support, a semiconductor region overlying the semiconductor support, a silicon nitride layer surrounding and straining the semiconductor region, and a metal foot separating the silicon nitride layer from the semiconductor support. The semiconductor region includes germanium. The semiconductor region can be a resonator of a laser or a waveguide.

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