US Patent Issued to Beijing Changcheng Institute of Metrology & Measurement AVIC on Sept. 30 for "Photonic doppler velocimetry (PDV) system for ultra-high-speed instantaneous measurement" (Chinese Inventors)

ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,429,590, issued on Sept. 30, was assigned to Beijing Changcheng Institute of Metrology & Measurement AVIC (Beijing).

"Photonic doppler velocimetry (PDV) system for ultra-high-speed instantaneous measurement" was invented by Tengfei Wu (Beijing), Linjie Lv (Beijing), Jibo Han (Beijing) and Chuanqing Xia (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a photonic doppler velocimetry (PDV) system for ultra-high-speed instantaneous measurement, relating to laser velocity interferometry. The PDV system includes a laser velocity interferometry module, a microwave photonic module, and a data acquisition and signal processing module. The la...