1. Mechanical Engineering Department, Army Academy of Artillery and Air Defense of PLA, Hefei 230031, China
2. College of Communication Engineering, Army Engineering University of PLA, Nanjing 210007, China
3. Academy of Military Sciences of PLA, Beijing 100091, China
4. College of Electronic Engineering, National University of Defense Technology of PLA, Hefei 230037, China
5. College of Railway Transportation, Hunan University of Technology, Zhuzhou 412000, China
6. School of Physics and Electronic Electrical Engineering, Huaiyin Normal University, Huaian 223399, China