大带宽通信压缩域干扰抑制方法综述

Survey of Interference Suppression Method for Broadband Communication in Compressed Domain

压缩域干扰抑制方法是一种新兴的通信干扰抑制方法,该方法在降低大带宽信号采样速率的同时,提高了干扰条件下通信的可靠性,进一步扩大了大带宽通信的应用范围。回顾了压缩感知(Compressive Sensing,CS)的基本概念;根据CS理论与实践之间的差距,系统地阐述了大带宽通信压缩域干扰抑制研究进展,总结了通信信号压缩域干扰抑制研究需要重点解决的干扰检测、干扰参数估计以及干扰抑制三个方面问题的研究现状以及可借鉴方法的研究现状,对现有方法的性能进行了分析和评价;最后,分析了该研究领域面临的挑战,并对未来的研究方向进行了展望。

The compressed domain interference suppression method is an emerging communication interference suppression method.The method improves the reliability of broadband communication under interference conditions while reducing the signal sampling rate.It further expands the applications of broadband communication.The basic concepts of compressive sensing(CS)were reviewed;According to the gap between CS theory and practical applications,the research status of large bandwidth communication compressed domain interference suppression method was systematically expounded.The research status of three problems need to be solved in the research of broadband communication compressed domain interference suppression including interference detection,interference parameter estimation and interference suppression were summarized.In addition,the research status of the methods will help to promote the research of the three problems which have also been summarized in detail.The performance of the existing methods was analyzed and evaluated.Finally,the challenges need to be solved in this area were analyzed,and further research directions were prospected.