ALEXANDRIA, Va., June 6 -- United States Patent no. 12,284,469, issued on April 22, was assigned to Harmonic Inc. (San Jose, Calif.).

"Improving recovery time of execution instances in a passive optical network (PON)" was invented by Adam Levy (Pardes Hana-Karkur, Israel).

According to the abstract* released by the U.S. Patent & Trademark Office: "Recovering or restarting an execution instance. In response to detecting that a particular execution instance in which a software application, such as an optical line terminal (OLT) software application or a broadband network gateway (BNG) software application, providing services for a Passive Optical Network (PON) has failed, restarting the execution instance having only downstream service flow...