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。
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.
现代雷达系统广泛采用脉冲压缩技术,在确保雷达作用距离和速度分辨力的前提下,采用大时宽带宽积脉冲压缩信号提高距离维分辨力。
Pulse compression technique is widely used in modem radar systems. Large time duration-bandwidth product signals are used in pluse compression technique to improve the resolution in range domain.
线性调频脉冲是现代雷达系统中常用的一种重要的大时宽-带宽积信号。
LFM (Linear Frequency Modulation) pulse is a kind of important large time-bandwidth product signal and commonly used in modern radar system.
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。
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。
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.
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