The research object is ultra-wideband LFM signal in low signal-to-noise ratio In this thesis, Study ultrawideband radar signal detection and parameter estimation, and obtain some valuable results.

• 本文以低信噪比条件下的超宽带LFM信号为研究对象,系统地分析了如何对该类信号进行检测与参数估计,取得了一些有价值的成果。