Since the frequency stepped radar is a instantaneous narrow band radar with synthesized wideband, it may resolve the bandwidth problem by changing the phase pulse by pulse.

• 由于频率步进信号是一种瞬时窄带、合成宽带的雷达信号，可以通过脉间配相的改变解决孔径渡越时间、波束指向变化等问题。