通过对相关雷达参数的相对误差和回波强度绝对误差曲线分析得出，雷达参数天线增益优于0。
Through the correlation radar parameter relative error and the echo intensity absolute error curve analysis, when the radar parameter antenna gain surpasses 0.
椭圆形平板天线有结构简单、频带宽、馈电相对简单等优点，可以满足小型化天线同时具有宽频带和高增益的要求。
The elliptical planar monopole antenna has the advantages of simple structure, wide band and relatively simple feed, so it can meet the demands of wide-band and high-gain at the same time.
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