Compressed Channel Estimation for Intelligent Reflecting Surface-Assisted Millimeter Wave Systems - Wang, Peilan; Fang, Jun; Duan, Huiping; Li, Hongbin (IEEE signal processing letters, 2020)
Keywords: Array signal processing; Beamforming; Channel estimation; Data transmission; Intelligent reflecting surface; millimeter wave communications; Millimeter waves; Receivers; Reconfigurable intelligent surfaces; Scattering; Signal reconstruction; Sparse matrices; Surface waves; Training