数字下变频（DDC）在如今基于软件无线电的架构中对系统的整体性能决定性的影响，代码为基于Matlab的4通道DDC程序，程序中可以根据需要调节滤波器等参数评估DDC的性能对于使用FPGA实现DDC有较大的参考价值-Digital down conversion (DDC) in today' s architecture based on software radio system a decisive impact on the overall performance of the code

宽带DDC的Verilog程序，及其MATLAB仿真程序看结果，最大可达100M带宽，程序中用的是50M-Wideband DDC' s Verilog program, and MATLAB simulation program to see the results, the maximum bandwidth of up to 100M, the program used is 50M

三通道上下变频cic_5hb_firmatlab仿真程序-Three-channel down conversion cic hb fir matlab simulation program