US Patent Issued to XI'AN UNIVERSITY OF TECHNOLOGY on Nov. 11 for "Method for separating loran sky and ground waves based on levenberg-marquart algorithm" (Chinese Inventors)

ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,468,000, issued on Nov. 11, was assigned to XI'AN UNIVERSITY OF TECHNOLOGY (Xi'an, China).

"Method for separating loran sky and ground waves based on levenberg-marquart algorithm" was invented by Xiaoli Xi (Xi'an, China), Zhenzhu Zhao (Xi'an, China), Jiangfan Liu (Xi'an, China), Jinsheng Zhang (Xi'an, China), Yanning Yuan (Xi'an, China), Jiuxiang Gao (Xi'an, China) and Chaofan Tuo (Xi'an, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided herein is a method for separating Loran sky and ground waves based on a Levenberg-Marquart algorithm, including: (1) collecting a plurality of Loran sky-ground wave signals followed by normalization to obtai...