利用现代谱估计的算法，在DSP芯片中对检测车辆雷达运动产生的多普勒频率进行频谱分析。

With modern spectral estimation algorithm, spectrum analysis on Doppler frequency caused by vehicles radar movement is carried out in DSP chip.

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而且该算法精确度高，抗随机噪声干扰能力强，使得载荷谱分析更加准确。

And it has a high precision, strong restraining random interfering noise. As a result, it makes loading-spectrum analysis more accurate.

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简介了频谱分析的基础理论和快速傅利叶变换(FFT)算法。

Basic theory of spectrum analysis and Fast Fourier Transform (FFT) algorithm are briefly introduced.

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