ALEXANDRIA, Va., March 17 -- United States Patent no. 12,575,744, issued on March 17, was assigned to HON HAI PRECISION INDUSTRY Co. LTD. (New Taipei City, Taiwan).
"Data processing device and method" was invented by Yung-Hui Li (New Taipei City, Taiwan) and Latifa Nabila Harfiya (New Taipei City, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A data processing device includes a detection unit, a memory and a processor. The processor performs a short-term Fourier transform on photoplethysmographic data to generate a first spectrogram matrix. The processor also performs numerical split processing on the first spectrogram matrix to generate a first spectrum matrix, where the first spectrum matrix includ...