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空间谱估计测向是一种以多元天线阵结合现代数字信号处理为基础的新型测向技术,是近十多年来信号处理、天线及雷达通信、电子对抗等学术界研究的热点课题。阐述空间谱估计测向系统的构成、工作原理、关键技术,并介绍一种实验系统。表明这种新型测向技术已趋成熟,具有良好的应用前景。
Spatial spectrum estimation and direction finding is a new type of direction finding technology based on multi-element antenna array combined with modern digital signal processing. It is a hot topic in the academic research of signal processing, antenna and radar communication and electronic countermeasure in recent ten years. The composition, working principle and key technologies of spatial spectrum estimation and direction finding system are expounded and an experimental system is introduced. It shows that this new direction finding technology has matured and has good application prospect.