ALEXANDRIA, Va., July 7 -- United States Patent no. 12,676,691, issued on July 7, was assigned to Aloe Semiconductor Inc. (Middletown, N.J.).

"Optical multi-wavelength dual-polarization transceivers" was invented by Christopher R. Doerr (Middletown, N.J.) and Ying Zhao (Holmdel, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A multi-wavelength dual-polarization (DP) receiver includes an input port configured to receive input light; an optical polarization splitter and rotator configured to split the input light into a first optical waveguide and a second optical waveguide; a first wavelength demultiplexer connected to the first optical waveguide and configured to output wavelength-demultiplexed light in...