Low-Complexity, High-Precision 32-Point DFT Approximation for Multibeam Beamforming Applications - Shi, Peng; Ye, Yinghao (IEEE transactions on aerospace and electronic systems, 2025)
Keywords: 32-Point DFT; Accuracy; Antenna arrays; Approximation; Approximation algorithms; Array signal processing; Beamforming; Complexity; Discrete Fourier transforms; Fast Fourier transforms; Fourier transforms; Hardware; Linear arrays; Matrix decomposition; Medical imaging; multibeam beamforming; multiplierless approximation; Radar beams; Sparse matrices; Spatial data; Vectors