雷达侦察中数字荧光技术的应用研究

摘要

数字荧光(DPX)技术是近年来实时频谱分析中采用的一项创新性技术.它大大提高了对信号的捕获和观察能力,非常适合在雷达侦察中应用.本文介绍了DPX技术的基本工作原理,给出了其在宽带雷达信号侦察系统中的设计与实现;结合雷达侦察信号处理,讨论了通过对DPX频谱图采用信号态势分析、图像分割与信号提取、统计轨迹检测等方法,得到直观的特征信息;并将其应用于实际工程中.实践结果表明,DPX技术可以有效地应用于雷达侦察中.%Digital phosphor technology (DPX) is a recent crucial innovation of the real-time spectrum analysis technology.It highly enhances the capability of capturing and observing signals and it can be applied to radar reconnaissance appropriately.This article introduces the basic working theory of DPX at the beginning and then the design and implementation in a wide-band radar reconnaissance system are given.In the following part, combining with radar reconnaissance signal processing, the article discusses the intuitionistic characteristics derived from the DPX spectrum by signal situation analysis, image segmentation and signal extracting, and statistical track detection.Finally, DPX is applied to the practical engineering.The actual results indicate that DPX can be effectively applied to radar reconnaissance.