叙述了FPGA的结构特点和设计流程，讨论了利用FPGA设计雷达信号跟踪器的要点。

This article narrated the FPGA unique feature and the design flow, discussed the main point of using the FPGA design radar signal tracking device.

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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。

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.

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由于电视跟踪器图像信号建立、图像处理等原因造成的延时和采样频率直接影响了电视跟踪伺服系统的性能。

The image forming and disposing time delay of TV tracker and sample frequency affect tracking capability of TV tracking system directly.

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