A Framework of Robust Transmission Design for IRS-Aided MISO Communications With Imperfect Cascaded Channels - Zhou, Gui; Pan, Cunhua; Ren, Hong; Wang, Kezhi; Nallanathan, Arumugam (IEEE transactions on signal processing, 2020)
Keywords: Array signal processing; Beamforming; cascaded BS-IRS-user channels; Channel estimation; Channels; Errors; imperfect channel state information (CSI); Intelligent reflecting surface (IRS); Numerical models; Power system reliability; Radio equipment; Radio frequency; reconfigurable intelligent surface (RIS); robust design; Robustness; Robustness (mathematics); Statistical analysis; Wireless communication