Robust Transmission Design for Intelligent Reflecting Surface-Aided Secure Communication Systems With Imperfect Cascaded CSI - Hong, Sheng; Pan, Cunhua; Ren, Hong; Wang, Kezhi; Chai, Kok Keong; Nallanathan, Arumugam (IEEE transactions on wireless communications, 2021)
Keywords: Algorithms; Antennas; Array signal processing; Beamforming; Channel estimation; Computational geometry; Convexity; Covariance matrix; Eavesdropping; imperfect CSI; Intelligent reflecting surface (IRS); Mathematical analysis; Matrix methods; Optimization; physical layer security; Probability; reconfigurable intelligent surface (RIS); Reconfigurable intelligent surfaces; robust design; Robustness; secure communications; Simulation; Statistical analysis; Transmitters; Wireless communication; Wireless communication systems; Wireless communications