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Research of Localization Based on Underwater Explosion Signal
Author(s): 
Pages: 72-76
Year: Issue:  3
Journal: Ocean Technology

Abstract: 被动声纳中,目标定位的测定只能利用目标声源发出的信号或噪声,爆炸声源与常用的电声式脉冲声纳发射器比较起来,具有某些明显的优点,可代替发射换能器来实现距离和方位的测定.针对水下爆炸声源,采用三元标量阵进行研究,通过确定信号到达各个阵元的时延信息来测定其目标方位和距离,并利用内插方法提高定位精度.实验结果表明,不同位置处爆炸信号的测向和测距误差小、精度高,方位估计基本正确,从而验证了被动声纳中水下爆炸...
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