Masked Autoencoder-Aided Channel Extrapolation with SRS Hopping for 5G-A Systems
Accurate channel state information (CSI) acquisition is vital for reliable transmission in modern wireless systems. In practical fifth-generation New Radio (NR) time-division duplex (TDD) massive multiple-input multiple-output (MIMO) systems, the time-varying CSI acquisition is highly challenging due to the hopping upl...