飞行器上全向天线的测量方法
METHOD OF MEASURING THE OMNIDIRECTIONAL ANTENNA ON SATELLITE
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摘要: 正 卫星等飞行器上的全向天线,特别是超短波全向天线的测量存在两个困难的问题。 1.星上的全向天线有微波波段的,有超短波波段的。由于卫星壳体和收发距离方面的要求,全向天线辐射特性的测量有时必须在外场进行。特别是超短波波段,由于波长比较长,用来照射被测全向天线口径的发射天线的波束不可能做得很窄。因而在外场用自
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Abstract: A method of measuring the pattern axis-ratio and the direction of an elliptieally polarized wave of UHF omnidirectional antenna on satellite is presented. The experimental results shows that the method is applicable. -
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