利用数字方法实现线性调频的脉冲压缩雷达视频目标模拟信号具有诸多优点：信号模拟的精度高，灵活性好，幅度、相位补偿方便，可以模拟复杂情况，系统结构简单，可靠性高，可扩展性强。详细介绍了基于FPGA设计线性调频的脉冲压缩雷达视频目标模拟信号的原理、结构、具体实现以及简要的性能分析。结果表明该方案性能良好，具有现实可实现性。

Digital method has a lot of advantages in the simulation of LFM video analog signals of fargets for pulse compression radar: high simulation precision, convenient amplitude and phase compensation, possibility of simulating complex signals, simplification of the system structure, improving the reliability and easy to expand. This article introduces the theory, structure, and design of the simulator. In the end, we also make a simple analysis of the performance. The scheme is realizable.

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