根据复射线理论，利用复源点高斯波束场来模拟天线的远场方向图。
Based on complex ray theory, the Gaussian beams emitted by complex source points are employed to simulate the far-field pattern of antennas.
利用此方法可以依据天线平面近场测试数据快速简便地求得天线远场方向图及其它特性，其精度较高；
The far field patterns and performances of antenna under measurement can be obtained rapidly and efficiently by this method compared to some conventional methods, the precision is good enough.
阐述了用聚焦法在菲涅尔区测试相控阵天线的理论依据及实现方法，用实验结果对近远场方向图进行了比较。
There are many methods to measure the pattern of phased array antenna, such as the technique of plane scanning in near field, focusing method in Fresnel zone, general method in far field, etc.
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