ALEXANDRIA, Va., March 5 -- United States Patent no. 12,244,281, issued on March 4, was assigned to HYUNDAI MOBIS Co. LTD. (Seoul, South Korea).

"Adaptive sound control system and method of active sound design system" was invented by Jae Young Lee (Icheon-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to an active sound design (ASD) system for adjusting and controlling a volume of a virtual engine sound/synthetic engine sound according to a vehicle speed, and to an adaptive sound control system and method of an ASD system capable of keeping driving sound quality constant by actively controlling the ASD sound in consideration of the in-vehicle noise level since an...