ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,495,230, issued on Dec. 9, was assigned to Ciena Corp. (Hanover, Md.).
"Rangeless failover in PON protection switching" was invented by Edward Wayne Boyd (Gilbert, Ariz.), James A. Teborek (Mansfield, Mass.), Jean-Christophe Marion (Petaluma, Calif.) and Mark Edward Laubach (Santa Clara, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Rangeless failover in Passive Optical Network (PON) protection switching is implemented by an Optical Line Terminal (OLT) that includes a transmitter configured to connect a plurality of Optical Network Units (ONUs) on a downstream channel; a receiver configured to connect the plurality of ONUs on an upstream channel;...