US Patent Issued to Pixie Dust Technologies, Shionogi & Co. on July 14 for "Signal processing apparatus and signal processing method" (Japanese Inventors)

ALEXANDRIA, Va., July 14 -- United States Patent no. 12,678,089, issued on July 14, was assigned to Pixie Dust Technologies Inc. (Tokyo) and Shionogi & Co. Ltd. (Osaka, Japan).

"Signal processing apparatus and signal processing method" was invented by Yoshiki Nagatani (Tokyo), Kazuki Takazawa (Tokyo), Koichi Ogawa (Osaka, Japan) and Kazuma Maeda (Osaka, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A signal processing apparatus receives an input acoustic signal, acquires a first acoustic signal having a periodic variation corresponding to the frequency of gamma waves, and outputs an output acoustic signal based on the acquired first acoustic signal and the second acoustic signal. The second acoustic s...