简要分析了机体结构对机载天线方向图的影响，并采用HFSS软件的高频积分方程（HFSS-IE）求解器对甚高频（VHF）频段的天线进行仿真，对比不同位置处天线方向图变化，分析了方向图变化的产生原因，可在早期飞机研发设计中为天线布置提供参考。%Preliminary analyzed the effects of aircraft structures to airborne antenna radiation pattern, and used HFSS-IE solver to simulate the antenna radiation pattern, compared the changes of radiation pattern on various locations, analyzed the factors that affect the antenna radiation pattern on the aircraft, could provide references for antenna placement on aircraft in the early stage of aircraft development.
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