Large FoV Direction-Finding System Based on a Small-Aperture Phase Mode Antenna and its Applications on UAVs. - Xudong Tang; Xiaonan Zhao; Han Zhou 012; Junping Geng; Jingzheng Lu; Rui Zhao; Xuepeng Li; Enyu Li; Heci Liu; Chong He; Ronghong Jin; Guolin Tong (IEEE Internet Things J., 2025)