ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,707,194, issued on Aug. 11, was assigned to GOERTEK INC. (Weifang, China).
"Audio system and method and device for controlling thereof" was invented by Xuan Hao (Weifang, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure discloses an audio system and a method and a device for controlling the audio system. The audio system includes: a directional loudspeaker group comprising a plurality of directional loudspeakers, wherein the plurality of directional loudspeakers are provided at respective first preset positions, wherein the plurality of directional loudspeakers, when operating, are oriented to a second preset position and radi...