Besides designing and selecting waveforms, in order to acquire high time bandwidth product, it is the major practical method to increase the bandwidth of the signal with limited time duration.
除了对波形本身的设计和选择,设法增大有限时宽信号的带宽,是实际获得大时带积脉压信号的主要手段。
With the system towards the large bandwidth, high-resolution, signal processing real-time direction, SAR raw signal has a high data rate, so a higher demand is raised to real-time imaging system.
随着系统向大带宽、高分辨率、信号处理实时化的方向迈进,回波的数据率越来越高,因此对实时成像处理系统提出了更高的要求。
Chirp signal is a kind of pulse-compressed signal with large time-bandwidth products achieved through linear frequency modulation. It has high resolution in range because of its great bandwidth.
线性调频信号是通过线性频率调制获得大的时宽带宽积的一种脉冲压缩信号,具有大的带宽,因此有高的距离分辨力。
应用推荐