ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,432,004, issued on Sept. 30, was assigned to Ciena Corp. (Hanover, Md.).
"ROADM architecture for wide spectrum channels" was invented by Serge Asselin (Kanata, Canada) and David W. Boertjes (Nepean, Canada).
According to the abstract* released by the U.S. Patent & Trademark Office: "A Reconfigurable Optical Add/Drop Multiplexer (ROADM) node includes a plurality of degrees; and one or more fiber/space switches, wherein each of the plurality of degrees connect to the one or more fiber/space switches, and the one or more fiber/space switches are configured to interconnect any of the plurality of degrees and optionally one or more add/drop components. The plurality of degrees are partia...