ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,493,780, issued on Dec. 9, was assigned to Korea University Research and Business Foundation (Seoul, South Korea).

"Neuromorphic circuit capable of setting negative weights and back propagation" was invented by Hyung-Min Lee (Seoul, South Korea), Minil Kang (Seoul, South Korea) and Min-Seong Um (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided is a neuromorphic circuit including an input module configured to generate an input voltage, an output module configured to measure a current transmitted from the input module and generate an output voltage, synapse modules configured to electrically connect the input module and the output...