多功能一体化雷达任务调度算法研究

雷达、电子战、通信等多功能电子系统一体化是雷达的发展方向之一,资源管理与调度技术是一体化雷达的关键技术。针对基于孔径分割实现雷达、电子对抗、通信等多种功能的一体化系统的任务调度问题,对系统任务建模、调度算法设计、算法评价指标进行了探讨。在研究常规相控阵雷达调度策略的基础上,提出了采用多任务并行EDF(Earliest Deadline First)算法来实现系统的自适应调度。最后对比常规多功能雷达的自适应调度进行了仿真比较,且对仿真结果进行了定量分析,结果表明采用多任务并行EDF(MTPEDF)算法的基于孔径分割的一体化雷达系统具有一定的优越性。

Research on Task Scheduling Algorithm for Multifunction Integrated Radar

The integration of multifunctional electronic equipments including radar,EW and communication is the development direction of radar,and the technology of resource management and scheduling is the key technology of the integrated system.The multifunctional integration system can perform radar,EW,communication and other functions simultaneously by aperture partition.In this paper,aimed at the task scheduling problem of this integration system,the task modeling of the system,scheduling algorithm design and the criteria of performance evaluation are presented.According to scheduling strategy of conventional phased-array radar,the multiple task parallel earliest deadline first（MTPEDF） algorithm is given to achieve adaptive scheduling of the system.Finally,comparing with the conventional adaptive scheduling,the superiority of the integration system based on aperture partition is proved by the simulation result.