ALEXANDRIA, Va., March 12 -- United States Patent no. 12,248,763, issued on March 11, was assigned to SK hynix Inc. (Icheon-si, South Korea).
"Arithmetic devices for neural network" was invented by Seung Yong Lee (Icheon-si, South Korea), Eui Cheol Lim (Icheon-si, South Korea), Choung Ki Song (Yongin-si, South Korea) and Myoung Seo Kim (Icheon-si, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "An arithmetic device includes a multiplying-accumulating (MAC) operator and an activation function (AF) circuit. The MAC operator performs a MAC arithmetic operation for weight data and vector data to generate an arithmetic result signal. The AF circuit stores a look-up table for an activation function, adj...