To meet the requirements of miniaturization, high gain and wideband of UHF antenna for aircraft SAR, the gain loss produced by narrowing backcavity of short back radiation antenna is analyzed.
针对超高频机载合成孔径雷达天线小型化、高增益和宽频带的问题,分析了短背射天线缩小背腔的增益损失。
2
Back-scattered field of electrically large concave cavity is analyzed with CRmethod.
利用复射线法分析了电大尺寸凹腔的后向散射场。
3
At the same time with the screw pump, screw and screw with each other form a sealed cavity between one another to ensure airtight, otherwise there may be liquid from the gap in the back to go back.