ALEXANDRIA, Va., May 12 -- United States Patent no. 12,627,924, issued on May 12, was assigned to Hyundai Motor Co. (Seoul, South Korea) and Kia Corp. (Seoul, South Korea).
"Speaker, speaker system and signal compensation method using the same" was invented by Yonghwan Hwang (Gyeonggi-do, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A speaker includes a housing including a front housing provided in a conductive material; a driver including a diaphragm; a magnetic circuit including a permanent magnet; and an electric circuit including a voice coil to which current is applied based on an input electrical signal, and a first electric circuit configured to vibrate the driver based on the voice coil...