Efficiency null of two-layered wideband ground radiation antenna using magnetic coupling. - Shan Jiang; Longyue Qu; Hyunwoong Shin; Donghee Park; Hyeongdong Kim (ICTC, 2017)

Circularly polarized ground radiation antenna using planar metal loop. - Donghee Park; Longyue Qu; Jihwan Jeon; Shan Jiang; Hyeongdong Kim (ICTC, 2017)