说明：  介绍了一种基于软件无线电思想的频分多址中频数字化接收机系统设计方案。它采用Altera公司的FPGA构成核 心单元,通过不同的软件配置实现对三路频分多址信号的解调。
(Introduce a software-based radio thinking FDMA digital IF receiver system design. It uses Altera s FPGA constitute the core unit, through different software configuration for the three-way realize FDMA signal demodulation.)