1. Institute of Oceanographic Instrumentation, Qilu University of Technology (Shandong Academy of Sciences), Shandong Provincial Key Laboratory of Ocean Environment Monitoring Technology, National Engineering and Technological Research Center of Marine Monitoring Equipment, Qingdao, China
2. Key Laboratory of Ocean Observation Technology, MNR, Beijing, China
3. Department of Mechanical and Electrical Engineering, Qingdao City University, Qingdao, China