loop receiving antenna环形接收天线;环形吸收接收天线
loop-antenna环形天线
loop stick antenna环形棒心天线
loop sense antenna环形辨向天线
rotary loop antenna旋转环形天线
hula-loop antenna呼拉圈天线
box x loop antenna箱框线圈天线
wire loop antenna环天线
square loop antenna array方框天线阵
The Koch fractal is also applied to small loop antenna and the analysis results show that the Koch fractal can improve the input resistance of small loop antenna.
Koch分形也被用于环天线，研究结果表明Koch分形可增加小环的辐射电阻。
参考来源 - 基于左手介质后向波效应的微带天线小型化的研究