弹载雷达红外复合系统信息融合算法研究

Research on information fusion algorithm for missile-borne radar and IR composite system

基于对日益复杂的战场电磁环境的适应性以及提高目标探测跟踪能力的目的,本文分析了弹载雷达红外复合系统的技术优势,着重研究了作为雷达红外复合系统技术关键的信息融合处理算法,采用数据关联融合检测和多传感器概率关联跟踪滤波算法,确保雷达红外复合系统在杂波环境下的检测关联正确率和目标跟踪精度,通过仿真验证表明该融合跟踪滤波算法能够满足高精度制导的信息需求、有利于提高对目标的跟踪性能。

On account of the adaptability to the increasingly complicated electromagnetic environment and the intention of improving ability for target detection and tracking, this paper analyses the technical superiority of missile-borne radar and IR composite system. The information fusion algorithms known as the technology key of the radar and IR composite system are presented emphatically. The fusing detection and tracking algorithms,data-relevancy fusing detection algorithm and multi-sensor probability data association filtering algorithm, ensure detection relevancy accuracy and target tracking precision in clutter surroundings for radar and IR composite system. By means of simulation analysis, it is indicated that the fusion tracking filter algorithms are capable of meeting with the information requirement of high-accuracy guidance and improving target tracking performance.