强激光与粒子束, 2006, 18 (11): 1883, 网络出版: 2007-05-22  

伪随机编码超宽带短脉冲的探测能力研究

Study of exploration capability of pseudo-random code UWB short pulse
作者单位
成都理工大学,信息工程学院,成都,610059
摘要
为进行弱信号检测,研究在脉冲雷达中获得大信号时间宽度与信号带宽积的方法,利用伪随机编码方法调制超宽带短脉冲,可以在保持子脉冲信号带宽的情况下,以低功率发射长脉冲串类噪声信号,而提高信号的能量,提高探测距离.通过仿真实验得出,利用伪随机编码技术可以使超宽带信号具有更强的探测能力,可以在回波信号功率水平远远小于噪声水平(如信噪比5%)的情况下实现对探测目标的高保真成像.
Abstract
参考文献

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祝忠明, 王绪本, 张双狮. 伪随机编码超宽带短脉冲的探测能力研究[J]. 强激光与粒子束, 2006, 18(11): 1883. 祝忠明, 王绪本, 张双狮. Study of exploration capability of pseudo-random code UWB short pulse[J]. High Power Laser and Particle Beams, 2006, 18(11): 1883.

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