Strong stiffness and high-resolution stepping for ultrasonic motors based on beat traveling wave pulse drive control method

Lin Yang, Jiaquan Wen, Yue Xiong, Xinwei Hong, Jie Zhang, Siyu Tang, Mojian Yang, Weihao Ren, State Key Laboratory of Mechanics and Control for Aerospace Structures, Nanjing University of Aeronautics and Astronautics, NUAA Super Control Technology Co, Shanghai Satellite Network Research Institute Co

Journal of Vibration and Control

Published online on November 14, 2025

Abstract

Journal of Vibration and Control, Ahead of Print.
Aiming at requirements in stepping motion of ultrasonic motors in space laser communication, a novel beat traveling wave pulse drive control (BTWPDC) method is proposed. Utilizing the special motion form of ultrasonic motors driven by the beat traveling ...