In this paper, we devise an experiment, using HF surfacewave discharge to excite plasma, to analyze basic characteristics of plasma antenna elements.
本文设计了一种实验方案，用高频表面波放电来激发等离子体，并分析了等离子体天线元的基本特性。
2
Owing to the decametric wavelength, the angular resolution of High Frequency SurfaceWave OTH Radar (HF SWOTHR) is usually coarse especially when dimensions of antenna array are restricted.
由于工作在高频段，高频地波超视距雷达的角分辨力较差，尤其是当阵长受限时。
3
Luneberg lens antenna is a spherical layered medium lens antenna, and its main feature is its capability of focusing the incident wave to a point on the spherical surface.