ALEXANDRIA, Va., June 19 -- United States Patent no. 12,333,269, issued on June 17, was assigned to Arm Ltd. (Cambridge, Great Britain).

"Dot product array" was invented by Dominic Hugo Symes (Cambridge, Great Britain) and Fredrik Peter Stolt (Lund, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "A dot product array comprises dot product circuits each to process a respective pair of first and second input vectors to generate a respective dot product result. In a real number mode, each dot product result and vector element represents a respective real number. In a hypercomplex number mode, an input vector manipulation is applied to at least one of the first/second input vectors to be supplied to each do...