The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 01, 2025
Filed:
Aug. 25, 2020
Rockley Photonics Limited, Altrincham, GB;
University of Southampton, Southampton, GB;
Adam Scofield, Los Angeles, CA (US);
Aaron John Zilkie, Pasadena, CA (US);
Guomin Yu, Glendora, CA (US);
Thomas Pierre Schrans, Temple City, CA (US);
David John Thomson, Eastleigh, GB;
Weiwei Zhang, Southampton, GB;
Rockley Photonics Limited, Altrincham, GB;
University of Southampton, Southampton, GB;
Abstract
An optical modulator. The optical modulator comprising: a micro-ring resonator; and a bus waveguide, including an input waveguide region, an output waveguide region, and a coupling waveguide region optically coupled to the micro-ring resonator and located between the input waveguide region and the output waveguide region. The micro-ring resonator includes a modulation region, the modulation region being formed of a silicon portion and a III-V semiconductor portion separated by a crystalline rare earth oxide dielectric layer.