Patent · US Active

Integrated faraday rotator

US11506919B2 · kind B2 · utility

5Cited by

2References

13Claims

0Family size

Assignee

Teknologian tutkimuskeskus VTT Oy · FI

Inventors

Matteo Cherchi · Kairokoski, FI
Alexander Stefanov Petrov · Hamburg, DE
Dirk Jalas · Hamburg, DE
Mikko Harjanne · Espoo, FI
Timo Aalto · Espoo, FI
Manfred Eich · Frankfurt am Main, DE

Key dates

Filing date	Aug 22, 2018
Grant date	Nov 22, 2022
Priority date	—
Expiry date	Aug 26, 2038

Classification

Technology area (CPC G)Physics
CPC primaryG02F1/0136
WIPO fieldOptics
WIPO sectorInstruments

Abstract

The invention relates to optical waveguide components, such as Faraday rotators and their manufacture Faraday rotators based on silicon waveguides are provided, where the waveguide has folded or wound sections that are parallel to an externally applied magnetic field.

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