... if sweep signal generator 中频扫频仪 IF signal simulation 中频信号模拟 Digitized IF Signal Generator 数字中频信号源 ...
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Simulation results prove that, if the error is compensated by using the new method, signal DOAs can be accurately estimated using MUSIC algorithm.
计算机模拟结果表明，采用该方法完成误差校正后，用MUSIC算法能实现对信号DOA较为准确的估计。
Results of simulation experiment show that the method has low calculation errors and calculation amount when the IF signal is in low SNR. These indicate the practicability of the method.
仿真实验表明，在中频信号信噪比较低的情况下，该方法具有较小的测距测速误差和较小的运算量，从而具有一定的实用性。
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