Finally, the software design process, the design focus is: Fast Fourier Transform in the realization of fixed-point DSP, and gives the corresponding results.

最后，对软件程序的进行设计，设计的重点是：快速傅立叶变换在定点DSP上的实现，并给出相应的实验结果。

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This paper uses FFT principles when analyzing the signal in the DSP, so it elaborates the realization technique of FFT which used in fixed-point DSP.

本论文利用FFT原理在DSP上对信号进行分析处理，对于定点DSP中FFT的实现技术作了重点讲述。

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This paper uses FFT principles when analyzing the signal in the DSP, so it elaborates the realization technique of FFT which used in fixed-point DSP.

本论文利用FFT原理在DSP上对信号进行分析处理，对于定点DSP中FFT的实现技术作了重点讲述。

youdao