A Method to Obtain Non-Power-of-Two FFT Flow Graphs Based on a New Prime Factor Algorithm - Bautista, Victor Manuel; Garrido, Mario (IEEE transactions on signal processing, 2025)
Keywords: Algorithms; butterfly; Discrete Fourier transforms; Fast Fourier transform (FFT); Fast Fourier transformations; Fast Fourier transforms; Flow graphs; Fourier transforms; Graphs; Hands; Hardware; index mapping; Indexes; non-power-of-two (NP2); Permutations; prime factor algorithm (PFA); Signal processing algorithms; Software algorithms; Systematics