ALEXANDRIA, Va., March 3 -- United States Patent no. 12,568,330, issued on March 3, was assigned to AAC Microtech (Changzhou) Co. Ltd. (Changzhou, China).
"Integrated sounding component" was invented by Hailin Liu (Changzhou, China), Hong Li (Changzhou, China) and Wu Wang (Changzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present application provides an integrated sounding component including an upper cover, a lower cover, and a sounding unit arranged in an accommodating space enclosed by the upper cover and the lower cover, the sounding unit dividing the accommodating space into a front cavity and a rear cavity. The sounding unit includes a basket frame, a vibration system, and a magnetic ...