Multibeam Digital Array Receiver Using a 16-Point Multiplierless DFT Approximation - Ariyarathna, Viduneth; Coelho, Diego F. G.; Pulipati, Sravan; Cintra, Renato J.; Bayer, Fabio M.; Dimitrov, V. S.; Madanayake, Arjuna (IEEE transactions on antennas and propagation, 2019)
Keywords: 5G mobile communication; Algorithms; Antenna arrays; Approximation; Array signal processing; Beamforming; Complexity; Complexity theory; Computation; Discrete Fourier transforms; Discrete transforms; Fast Fourier transformations; Field programmable gate arrays; Fourier transforms; low-complexity algorithms; Mathematical analysis; multibeam; Patch antennas; Power consumption; Radio frequency; Receivers; spatial DFT