Stacked Intelligent Metasurfaces for Holographic MIMO Aided Cell-Free Networks

Q Li, M El-Hajjar, C Xu, J An, C Yuen… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Large-scale multiple-input and multiple-output (MIMO) systems are capable of achieving
high date rate. However, given the high hardware cost and excessive power consumption of …

Stacked intelligent metasurfaces for efficient holographic MIMO communications in 6G

J An, C Xu, DWK Ng… - IEEE Journal on …, 2023 - ieeexplore.ieee.org
A revolutionary technology relying on Stacked Intelligent Metasurfaces (SIM) is capable of
carrying out advanced signal processing directly in the native electromagnetic (EM) wave …

Achievable rate optimization for stacked intelligent metasurface-assisted holographic MIMO communications

A Papazafeiropoulos, J An, P Kourtessis… - IEEE Transactions …, 2024 - ieeexplore.ieee.org
Stacked intelligent metasurfaces (SIM) is a revolutionary technology, which can outperform
its single-layer counterparts by performing advanced signal processing relying on wave …

Near-Field Beamforming Optimization for Holographic XL-MIMO Multiuser Systems

Y Li, S Gong, H Liu, C Xing, N Zhao… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Extremely large-scale multiple-input multiple-output (XL-MIMO) communications and ultra-
high frequency bands are both potential enablers for satisfying extreme performance …

Channel estimation for stacked intelligent metasurface-assisted wireless networks

X Yao, J An, L Gan, M Di Renzo… - IEEE Wireless …, 2024 - ieeexplore.ieee.org
Emerging technologies, such as holographic multiple-input multiple-output (HMIMO) and
stacked intelligent metasurface (SIM), are driving the development of wireless …

Multi-user holographic MIMO systems: Reconfigurable refractive surface or phased array?

S Zeng, H Zhang, B Di, L Song - GLOBECOM 2022-2022 IEEE …, 2022 - ieeexplore.ieee.org
Holographic Multiple Input Multiple Output (HMIMO), which integrates massive antenna
elements into a compact space, has been considered as a promising enabling technique for …

Reconfigurable Refractive Surface-Enabled Multi-User Holographic MIMO Communications

S Zeng, H Zhang, B Di, L Song - IEEE Transactions on Wireless …, 2023 - ieeexplore.ieee.org
Holographic massive-input-massive-output (HMI MO) is expected to play an important role in
6G, which integrates numerous antennas or reconfigurable elements into a compact surface …

Mutual Information Optimization for SIM-Based Holographic MIMO Systems

NS Perović, LN Tran - arXiv preprint arXiv:2403.18307, 2024 - arxiv.org
In the context of emerging stacked intelligent metasurface (SIM)-based holographic MIMO
(HMIMO) systems, a fundamental problem is to study the mutual information (MI) between …

[HTML][HTML] Technological evolution from RIS to holographic MIMO

J He, C Huang, L Wei, Y Xu, A Al Hammadi… - … and Antenna Systems, 2023 - intechopen.com
Multiple-input multiple-output (MIMO) techniques have been widely applied in current
cellular networks. To meet the ever-increasing demands on spectral efficiency and network …

Reconfigurable refractive surfaces: An energy-efficient way to holographic MIMO

S Zeng, H Zhang, B Di, H Qin, X Su… - IEEE Communications …, 2022 - ieeexplore.ieee.org
Holographic Multiple Input Multiple Output (HMIMO), which integrates massive antenna
elements into a compact space to achieve a spatially continuous aperture, plays an …