ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,771,997, issued on Oct. 20, was assigned to Soundfocus ApS (Risskov, Denmark).

"Method and transducer array system for directionally reproducing an input audio signal" was invented by Soren Henningsen Nielsen (Aarhus N, Denmark) and Kim Rishoj Pedersen (Ega, Denmark).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a method for directionally reproducing an input audio signal by a transducer array comprising a plurality of transducers, the method comprising receiving said input audio signal and processing by signal processing to generate a processed audio signal, the processing comprising filtering harmonics in a directionally controllable freq...