8Th Ieee Mtt-S International Wireless Symposium (Iws) Part of China Microwave Week, Date: MAY 23-26, 2021, Location: Nanjing, PEOPLES R CHINA, Sponsors: IEEE Microwave Theory & Tech Soc, Chinese Inst Elect, Microwave Soc, SE Univ, Shanghai Jiao Tong Univ, Nanjing Univ Sci & Technol, Nanjing Univ Posts & Telecommunicat, Nanjing Univ, Nanjing Univ Aeronaut & Astronaut, Nanjing Univ Informat Sci & Technol, IEEE Nanjing Sect, IEEE AP MTT EMC Joint Nanjing Chapter