ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,473,061, issued on Nov. 18, was assigned to HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY (Hubei, China).
"Adaptive STSMC hierarchical control method for depth tracking oriented to underwater vehicle" was invented by Xianbo Xiang (Hubei, China), Xinyang Xiong (Hubei, China), Shaolong Yang (Hubei, China), Gong Xiang (Hubei, China) and Yan Wang (Hubei, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure provides an adaptive STSMC hierarchical control method for depth tracking of an underwater vehicle. The method includes: using an adaptive line-of-sight guidance algorithm to estimate the vehicle's angle of attack in real time and obtain a...