Based on a log-periodicantenna array, a direction-finding algorithm is put forward and its performance has been analyzed.
以对数周期天线圆形阵为基础，提出了一种比幅测向算法，并对算法性能进行了分析。
2
There are all kinds of antennas used in EMC test such as biconical antennas, log periodicantenna, helical antenna, ridged horn antenna and etc.
用于电磁兼容试验的宽频带天线有很多类型，如双锥天线、对数周期天线、螺旋天线、喇叭天线等等。
3
Theoretical analysis, numerical calculation and experimental study are tarried out for this kind of antenna, by use of the theory of two-dimensional periodic admittance surface.