Wei He, Long Zhang, Yejun He, Sai-Wai Wong, Chun-Xu Mao, Peng Chu, Lei Ge, Steven Gao. An Ultra-Wideband Circularly Polarized Asymmetric-S Antenna With Enhanced Bandwidth and Beamwidth Performance. IEEE Access, 7:134895-134902, 2019. [doi]
Abstract is missing.