ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,498,964, issued on Dec. 16, was assigned to NTT Inc. (Tokyo).

"Server delay control device, server delay control method and program" was invented by Kei Fujimoto (Musashino, Japan) and Ko Natori (Musashino, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A server delay controller includes: a sleep management unit that makes a thread sleep when no packet arrives for a predetermined period and cancels the sleep of the thread with a hardware interrupt when the packet arrives; a HW interrupt frequency management table that stores the number of times of hardware interrupt; and a HW interrupt frequency control unit that calculates a HW interrupt frequenc...