The generation of far side lobe echoes for offset parabolic antenna is analysed in this article, and the experiments have proved the existence of far side lobe echoes.
分析了偏角馈入抛物面天线远旁瓣回波产生的机理，并经实验验证了远旁瓣回波的存在。
Offset paraboloid antenna has widely been utilized in small aperture antennas.
偏置抛物面无线在小口径天线中得到了广泛的应用。
It is concluded that an offset feed parabolic antenna has the advantage in side lobe suppression over central feed parabolic antenna.
结论显示：偏角馈入抛物面天线较中心馈入抛物面天线在抑制远旁瓣方面有优势，在做低仰角扫描时不会产生远旁瓣回波；
Finally, the shaped design of dual offset reflector antenna is studied.
最后对双偏置反射面天线的赋形设计进行了研究。
Secondly, the single offset reflector antenna and dual offset reflector antenna are studied and designed.
其次分别对单偏置反射面天线、双偏置反射面天线进行研究和设计。
Based on the principles that lateral offset-focus feed makes the antenna pattern deflect an angle, the multi-beam antenna can be used in passive imaging system.
本文首先分析了焦平面阵列馈源横向偏焦产生多波束的原理，并采用面电流法对偏焦抛物面天线方向图进行了编程计算。
To reach it, we must make following corrections: tide correction, time synchronism and GPS antenna offset.
文中分析了水位改正、时间同步改正和天线偏移改正的物理意义和数学模型。
To reach it, we must make following corrections: tide correction, time synchronism and GPS antenna offset.
文中分析了水位改正、时间同步改正和天线偏移改正的物理意义和数学模型。
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