Multi-polarization, low frequency ultra-wideband synthetic aperture radar (UWB SAR) is one of the most important aspects of the r adar technology.

• 多极化,低频超宽带(ultrawideband,UWB)合成孔径雷达(syntheticapertureradar,SAR)是雷达技术未来发展的一个重要方向。