A tutorial on holographic MIMO communications—Part III: Open opportunities and challenges

J An, C Yuen, C Huang, M Debbah… - IEEE …, 2023 - ieeexplore.ieee.org
Holographic multiple-input multiple-output (HMIMO) technology, which uses spatially
continuous surfaces for signal transmission and reception, is envisioned to be a promising …

Holographic MIMO Communications: What is the benefit of closely spaced antennas?

AA D'Amico, L Sanguinetti - IEEE Transactions on Wireless …, 2024 - ieeexplore.ieee.org
Holographic MIMO refers to a (possibly large) array with a large number of individually
controlled and densely deployed antennas. The objective of this paper is to provide further …

A tutorial on holographic MIMO communications—Part I: Channel modeling and channel estimation

J An, C Yuen, C Huang, M Debbah… - IEEE …, 2023 - ieeexplore.ieee.org
By integrating a nearly infinite number of reconfigurable elements into a finite space, a
spatially continuous array aperture is formed for holographic multiple-input multiple-output …

Densifying MIMO: Channel Modeling, Physical Constraints, and Performance Evaluation for Holographic Communications

Y Liu, M Zhang, T Wang, A Zhang… - IEEE Journal on …, 2024 - ieeexplore.ieee.org
As the backbone of the fifth-generation (5G) cellular network, massive multiple-input multiple-
output (MIMO) encounters a significant challenge in practical applications: how to deploy a …

A tutorial on holographic MIMO communications—Part II: performance analysis and holographic beamforming

J An, C Yuen, C Huang, M Debbah… - IEEE …, 2023 - ieeexplore.ieee.org
As Part II of a three-part tutorial on holographic multiple-input multiple-output (HMIMO), this
Letter focuses on the state-of-the-art in performance analysis and on holographic …

Near-field channel modeling for holographic MIMO communications

T Gong, L Wei, C Huang… - IEEE Wireless …, 2024 - ieeexplore.ieee.org
Empowered by the latest progress on innovative metamaterials/metasurfaces and advanced
antenna technologies, holographic multiple-input multiple-output (H-MIMO) emerges as a …

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 …

Holographic MIMO communications with arbitrary surface placements: Near-field LoS channel model and capacity limit

T Gong, L Wei, C Huang, Z Yang, J He… - IEEE Journal on …, 2024 - ieeexplore.ieee.org
Envisioned as one of the most promising technologies, holographic multiple-input multiple-
output (H-MIMO) recently attracts notable research interests for its great potential in …

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 …

Tri-polarized holographic MIMO surfaces for near-field communications: Channel modeling and precoding design

L Wei, C Huang, GC Alexandropoulos… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
This paper investigates the utilization of triple polarization (TP) for multi-user (MU) wireless
communication systems with holographic multiple-input multi-output surfaces (HMIMOSs) …