Abstract
基于Casper硬件平台的射电望远镜数字系统正在被广泛应用.在Simulink中通过调用Casper模块可以实现复杂的数字信号设计，加快FPGA开发射电望远镜系统的效率.利用Casper模块和Simulink中Xilinx模块设计射电望远镜单元样机的数字信号处理单元，完成子带的抽取、下变频和整体频谱分析等功能.在Casper通用硬件平台ZYNQ7020上进行相关功能的仿真，验证了利用Casper模块和Xilinx模块设计基于FPGA的射电望远镜单元样机信号处理系统的可行性和高效性.
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