ST Stacked Intelligent Metasurfaces (SIM) Achievable Rate Optimization for Stacked Intelligent Metasurface-Assisted Holographic MIMO… SIMs enable “wave-based computing” for MIMO systems — achieving digital performance with fewer RF chains. https://arxiv.org/pdf/2402.16415
TCH ST Stacked Intelligent Metasurfaces (SIM) Mutual Information Optimization for SIM-Based Holographic MIMO Systems Combining wave-domain processing with even small-scale digital precoding delivers 47% MI gains. arxiv.org/abs/2403.18307
ST Stacked Intelligent Metasurfaces (SIM) Stacked Intelligent Metasurfaces for Holographic MIMO-Aided Cell-Free Networks Multi-layer reconfigurable metasurfaces (SIMs) perform beamforming in the electromagnetic domain https://arxiv.org/pdf/2405.09753
