US Patent Issued to PLUME DESIGN on May 13 for "Systems and methods for automated rotational actuator for testing of a photoplethysmogram sensor" (Taiwanese, American Inventors)

ALEXANDRIA, Va., June 12 -- United States Patent no. 12,298,243, issued on May 13, was assigned to PLUME DESIGN INC. (Palo Alto, Calif.).

"Systems and methods for automated rotational actuator for testing of a photoplethysmogram sensor" was invented by Min-Feng Hsieh (Tainan, Taiwan), Ta-Lung Lee (New Taipei, Taiwan), Shu-Hua Chang (Zhubei, Taiwan) and Zhicheng Qiu (Cupertino, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods of embodiments of the present disclosure provide automated testing of PPG sensors using a programmatically controlled rotational actuator. The rotational actuator may include one or more light reflecting surfaces that can be actuated towards and away from the PPG...