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针对毫米波雷达信号处理大带宽和实时性的要求,本文采用TI公司推出的TMS320C6678多核DSP,设计了一个基于DSP+FPGA的雷达信号处理系统,并以大数据量的FFT算法多核并行实现的方法为例,通过MATLAB仿真,论证了该算法的精度,并提出了该算法在DSP中的具体实现过程。通过对算法的精度和计算量的分析,说明了多核DSP在雷达信号处理方面的卓越优势。
In order to meet the requirements of large bandwidth and real-time performance of MMW radar signal processing, this paper designs a radar signal processing system based on DSP + FPGA with TMS320C6678 multi-core DSP introduced by TI Company, As an example, demonstrates the accuracy of the algorithm through MATLAB simulation, and puts forward the concrete realization process of the algorithm in DSP. Through the analysis of the accuracy and computation of the algorithm, it shows the superiority of multi-core DSP in radar signal processing.