Fig. 5From: Rotman lens-based two-tier hybrid beamforming for wideband mmWave MIMO-OFDM system with beam squintBER performance comparison in single-user mmWave MIMO-OFDM systems with Nt=256, Nr=64, total bandwidth B=1.2 GHz, fc=60 GHz, \(N_{\text {RF}}^{t}=N_{\text {RF}}^{r}=N_{s}=4\)Back to article page