Based on the analysis of the complexity and hardware architecture of FFT, the proposed processor adopts radix-4 DIF algorithm, pipelined architecture and fixed-point operation.

在分析了FFT算法的复杂度和硬件实现结构的基础上，处理器采用了按频率抽取的基- 4算法，分级流水线以及定点运算结构。

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This design adopts the algorithm of radix-4 and decimation-in-time (DIT) to devise a real-time FFT hardware processor with practicality.

设计采用基4 算法设计了一个具有实用价值的FFT 实时硬件处理器。

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