Patent · US Active

Waveguides including a patterned dielectric layer

US10444433B1 · kind B1 · utility

10Cited by

0References

17Claims

0Family size

Assignee

GlobalFoundries Inc. · KY

Inventors

Yusheng Bian · Ballston Lake, US
Abu Thomas · Oak Park, US
Ajey Poovannummoottil Jacob · Watervliet, US
Kenneth J. Giewont · Hopewell Junction, US
Karen A. Nummy · Newburgh, US
Andreas D. Stricker · South Burlington, US
Bo Peng · Malta, US

Key dates

Filing date	Oct 25, 2018
Grant date	Oct 15, 2019
Priority date	—
Expiry date	Oct 25, 2038

Classification

Technology area (CPC G)Physics
CPC primaryG02B2006/12061
WIPO fieldOptics
WIPO sectorInstruments

Abstract

Structures that include a waveguide and methods of fabricating a structure that includes a waveguide. A tapered feature composed of a dielectric material is arranged over the waveguide. The tapered feature includes a sidewall that is angled relative to a longitudinal axis of the waveguide.

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