The code performs a number (ITERS) of iterations of the Bailey s 6-step FFT algorithm (following the ideas in the CMU Task parallel suite). 1.- Generates an input signal vector (dgen) with size n=n1xn2 stored in ro

基于QPSK映射的OFDM系统，主要包括串并变换、QPSK映射、IFFT、FFT-QPSK OFDM-based mapping system，Including serial parallel conversion, QPSK mapping, IFFT, FFT