ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,452,595, issued on Oct. 21, was assigned to AAC Technologies (Nanjing) Co. Ltd. (Nanjing, China).
"Combo system and method of driving combo system" was invented by Ruizhi Lan (Nanjing, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A Combo system and a method of driving the Combo system are provided. The Combo system includes a loudspeaker, a motor, an analog frequency divider, a power amplifier, a signal fuser, a nonlinear compensator, and a frequency-division predictor. The nonlinear compensator pre-distorts a digital signal of the loudspeaker to obtain a loudspeaker pre-distorted digital signal. The signal fuser fuses the loudspeaker pre-distor...