介绍了数模混合信号仿真的设计流程，说明了一种在混合设计的各个层次上对系统进行仿真验证的自上而下的设计方法。
A design flow based on mixed-signal simulation is proposed. The top-down design method indicates simulation and verification at each level of the mixed signal system design.
最后对此方法进行了数据模拟仿真实验，实验结果显示混合算法具有很强的处理多径信号的能力，能够给出精确的结果。
Finally data simulation experiments was done by this method, and the simulated data showed mixed algorithm has powerful capacity of multi-path signal processing and it can provides accurate results.
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