TY - JOUR IS - 2 JA - IEEE Trans Electromagn Compat JO - IEEE Transactions on Electromagnetic Compatibility PY - 2019 SN - 0018-9375 VL - 61 AU - Xu B AU - Gustafsson M AU - Shi S AU - Zhao K AU - Ying Z AU - He S DO - 10.1109/TEMC.2018.2832445 LA - en N1 - FEMU ID: 35313; EMF-Portal URL: https://www.emf-portal.org/en/article/35313 SP - 327 - 336 TI - Radio Frequency Exposure Compliance of Multiple Antennas for Cellular Equipment Based on Semidefinite Relaxation ER -