ALEXANDRIA, Va., July 15 -- United States Patent no. 12,661,045, issued on June 23, was assigned to Sony Group Corp. (Tokyo).
"Signal processing apparatus and method" was invented by Yasuhide Hyodo (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present technology relates to a signal processing apparatus and a method that enable improvement in the robustness of emotion estimation against noise. A signal processing apparatus extracts, on the basis of a measured biological signal, a physiological measure contributing to an emotion as a feature amount, outputs, with respect to time-series data about the feature amount, time-series data about a prediction label of an emotion status by a discriminative ...