[1] Univ Elect Sci & Technol China, Sch Aeronaut & Astronaut, Chengdu 611731, Peoples R China
[2] Univ Elect Sci & Technol China, Yangtze Delta Reg Inst Huzhou, Huzhou 313001, Peoples R China
[3] Chengdu Univ, Sch Elect Informat & Elect Engn, Chengdu 610106, Peoples R China
[4] Univ Elect Sci & Technol China, Sch Informat & Software Engn, Chengdu 611731, Peoples R China
[5] Chungbuk Natl Univ, Sch Elect Engn, Cheongju 28644, South Korea