ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,548,542, issued on Feb. 10, was assigned to Honda Motor Co. Ltd. (Tokyo).
"Active noise canceller device" was invented by Xun Wang (Saitama, Japan) and Toshio Inoue (Saitama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An active noise canceller device includes: a reference signal generation device, generating a reference signal corresponding to a noise; a cancellation sound output device, outputting cancellation sound for canceling the noise; an error detection device, detecting an error between the noise and the cancellation sound and generating an error signal corresponding to the error; and a control device, controlling the cancellation soun...