Measured and analyzed the beat signal of LFMCW and simulated echo of object signals by sampling, computer processing, achieved satisfying result.

通过采样和计算机处理，完成了LFMCW本振信号和目标回波模拟信号的差拍信号的测试与分析，得到了满意的结果。

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The circuits revelent to data acquisition system such as trigger circuit, the circuit of short time generator in random sampling etc, are designed, simulated and adjusted.

数据采集系统触发电路、随机采样短时间产生电路、存储器地址计数器电路等相关控制电路的设计、仿真和调试；

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The algorithm was used to detect simulated signals as well as actual vibration signals from a rotor system with various sampling Windows matching thresholds.

结合对仿真信号及实际转子系统振动信号的异常检测，对该算法的加窗方式及匹配阈值进行了分析。

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