Reconfigurable intelligent surface (RIS) stands out as a promising technology by enhancing
the electromagnetic wave propagation environment with its passive reflecting elements. In …

Reconfigurable intelligent surface (RIS) is an emerging technology to enhance wireless
communication in terms of energy cost and system performance by equipping a …

Reconfigurable intelligent surface (RIS) is a promising solution to build a programmable
wireless environment with reconfigurable passive elements, which can achieve high …

In this letter, we investigate the reconfigurable intelligent surface (RIS) assisted multi-cell
downlink multi-input single-output system under the assumption of only statistical channel …

We thoroughly investigate the outage performance of reconfigurable intelligent surface (RIS)
aided multi-input multi-output (MIMO) communications by exploiting statistical channel state …

This paper considers the application of reconfigurable intelligent surfaces (RISs)(aka
intelligent reflecting surfaces (IRSs)) to assist multiuser multiple-input multiple-output (MIMO) …

Antenna selection (AS) is a promising technology to substantially reduce the complexity of
massive multiple-input multiple-output (MIMO) systems. However, spatial correlation and …

In this paper, we study the capacity-achieving input covariance matrices for the multiuser
multiple-input multiple-output (MIMO) uplink channel under jointly-correlated Rician fading …

The main difficulty concerning optimizing the mutual information (MI) in reconfigurable
intelligent surface (RIS)-aided communication systems with discrete signaling is the inability …

Reconfigurable intelligent surface (RIS) becomes an increasingly important technology in
sixth-generation (6G). The key aspect of RIS is smartly configuring the wireless propagation …