ALEXANDRIA, Va., July 14 -- United States Patent no. 12,683,754, issued on July 14, was assigned to ARRIS Enterprises LLC (Horsham, Pa.).
"Full duplex DOCSIS amplifier with legacy upstream support" was invented by Marcel F.C. Schemmann (Maria Hoop, Netherlands), Shamsuddin H. Chasmawala (Avon, Conn.), Zhijian Sun (Avon, Conn.) and Brent D. Arnold (Doylestown, Pa.).
According to the abstract* released by the U.S. Patent & Trademark Office: "Devices, systems, and methods for amplifying full duplex signals that include a first frequency band shared between an FDX upstream signal and a downstream FDX signal, and a second frequency band having a legacy upstream signal, where the legacy upstream signal and the FDX upstream signal are amplified ...