ALEXANDRIA, Va., June 17 -- United States Patent no. 12,316,454, issued on May 27, was assigned to Nokia Technologies Oy (Espoo, Finland).

"Apparatuses and methods for providing feedback" was invented by Mathieu Goutay (Paris), Faycal Ait Aoudia (Saint-Cloud, France) and Jakob Hoydis (Paris).

According to the abstract* released by the U.S. Patent & Trademark Office: "A retransmission method in a communication system, wherein the communication system comprises at least one transmitter and at least one receiver with a communication channel between the transmitter and the receiver, the method comprising: utilising in the transmitter a transmitter algorithm with trainable weights and in the receiver a receiver algorithm with trainable weights...