In high pulse-density environment, it's hard to avoid another radar signals from the forecasting gate given by a signal tracer in passive radar seeker signal processing system.

密集信号环境下，被动雷达导引头信号处理系统中，由信号跟踪器给出的预测宽波门中难免会有异部雷达信号。

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The question of passive localization of the underwater sources using matched-field processing is one of the hot topics in the field of underwater acoustical signal processing.

利用匹配场处理器技术对水下目标进行被动定位是国际水声界关注的热点问题之一。

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