Double Intelligent Reflecting Surface-Assisted Multi-User MIMO Mmwave Systems With Hybrid Precoding - Niu, Hehao; Chu, Zheng; Zhou, Fuhui; Pan, Cunhua; Ng, Derrick Wing Kwan; Nguyen, Huan X (IEEE transactions on vehicular technology, 2022)
Keywords: Constraints; hybrid precoding; Hybrid systems; Intelligent reflecting surface; majorization-minimization; Millimeter waves; MIMO communication; MISO communication; mmWave communications; Optimization; Phase shifters; Precoding; Quadratic programming; Quality of service; Reconfigurable intelligent surfaces; Riemann manifold; Riemannian manifold optimization; Simulation