Patent · US Active

Semiconductor device and method of making

US11256114B2 · kind B2 · utility

3Cited by
1References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 11, 2020
Grant dateFeb 22, 2022
Priority date
Expiry dateFeb 11, 2040

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02B2006/12178
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A semiconductor device is provided. The semiconductor device includes a silicon nitride waveguide in a first dielectric layer over a substrate. The semiconductor device includes a semiconductor waveguide in a second dielectric layer over the first dielectric layer. The first dielectric layer including the silicon nitride waveguide is between the second dielectric layer including the semiconductor waveguide and the substrate.

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