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Heterogeneously integrated electro-optic modulator

United States Patent

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September 29, 2020
View the Complete Patent at the US Patent & Trademark Office
In an electro-optical modulator, an electro-optical modulation layer is bonded to a cladding layer that overlies a substrate. A modulation zone waveguide is optically coupled to the electro-optical modulation layer and optically coupled to an I/O waveguiding structure embedded in the cladding layer. The I/O waveguiding structure is conformed to guide input light toward the modulation zone waveguide and to guide output light away from the modulation zone waveguide.
16/ 656,922
October 18, 2019
G02F 1/035 (20060101)G02F 1/225 (20060101)G02F 1/21 (20060101)
STATEMENT OF GOVERNMENT RIGHTS This invention was made with United States Government support under Contract No. DE-NA0003525 between National Technology & Engineering Solutions of Sandia, LLC and the United States Department of Energy/National Nuclear Security Administration. The United States Government has certain rights in this invention.