详细地分析了空馈相控阵天线的效率并讨论了影响空馈相控阵天线效率的各种因素，提出了提高和改善效率的方法，给出了各类效率计算和实验结果，两者十分吻合。

The efficiencies of the space fed array are presented into detail and the reasonseffect on these efficiencies are analyzed in this paper. The improved methods for the efficiency of thespace fed array are introduced. The test results are agreed with the computer analysis..

TN821.8