In the domain of radar target detection, the impact of pulse radar signal contains large instantaneous bandwidth and rich frequency components. So the impact pulse radar is advantage in detection range and detection resolution.
在雷达目标探测领域中,冲击脉冲雷达由于其探测信号为具有大瞬时带宽的冲击脉冲,包含着丰富的频率成分,从而使之在进行埋地目标或隐藏目标探测时具有兼顾探测距离和探测分辩率矛盾的独特优势。
参考来源 - 高幅度窄脉冲源的设计与研制·2,447,543篇论文数据，部分数据来源于NoteExpress
由于孔径效应和孔径渡越时间的限制，传统的相控阵雷达难以在大扫描角下实现大瞬时带宽。
Due to the restriction of aperture effect and the aperture traverse delay, it is difficult for a conventional phased array radar to get wide instantaneous bandwidth under wide scan scope.
针对普通相控阵雷达不能在瞬时大带宽下工作的问题，阐述了光控相控阵雷达的优点。
The merits of the optically phased array radar are expounded in view of the fact that a conventional phased array radar cannot operate in a large instantaneous bandwidth.
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