Affiliation: | [1]College of Automation Engineering, Nanfing University of Aeronautics and Astronautics, Nanjing 210016, China [2]School of Electronic Engineering and Automation, Guilin University of Electronic Technology, Guilin 541004, China [3]School of Physics, Northeast Normal University, Changchun 130024, China [4]Information Science and Engineering College, Dalian Polytechnic University, Dalian 116034, China |