ALEXANDRIA, Va., July 9 -- United States Patent no. 12,356,170, issued on July 8, was assigned to Dolby Laboratories Licensing Corp. (San Francisco).

"Transducer assembly and associated signal processing" was invented by Pengfeng Zhang (Shanghai), Hui Yang (ShenYang, China) and Nengkun Lv (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Example embodiments disclosed herein relate to a transducer assembly and associated signal processing. A transducer assembly includes two voice coils in a telescopic arrangement and having unequal sizes, and two suspension systems connected to the two voice coils, respectively. The two voice coils extend in opposites directions from their suspension systems. Di...