ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,771,645, issued on Oct. 20, was assigned to Innovium Inc. (Santa Clara, Calif.).

"Delay-based automatic queue management and tail drop" was invented by William Brad Matthews (Los Gatos, Calif.), Bruce Hui Kwan (Santa Clara, Calif.) and Puneet Agarwal (Santa Clara, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Approaches, techniques, and mechanisms are disclosed for improving operations of a network switching device and/or network-at-large by utilizing queue delay as a basis for measuring congestion for the purposes of Automated Queue Management ("AQM") and/or other congestion-based policies. Queue delay is an exact or approximate measure of the ...