MCU+DSP的LFMCW雷达信号处理系统设计
Microcontrollers & Embedded Systems(2017)
Abstract
提出了一种基于C8051F120+TMS320F28335的LFMCW雷达信号处理系统设计方案.该方案以C8051F120为信号采集核心,生成调制电压信号,驱动雷达传感器产生差频信号,并对差频信号进行信号调理与采集.以TMS320F28335为信号处理核心,嵌入基于相频匹配的频率估计算法对差频信号进行处理,得到测量距离.在线实验结果表明,系统各功能模块工作正常,相频匹配算法测量精度较高.
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