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07/20/2023
Sensing User's Activity, Channel, and Location with Near-Field Extra-Large-Scale MIMO
This paper proposes a grant-free massive access scheme based on the mill...
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12/14/2022
Rate-Splitting Multiple Access for Uplink Massive MIMO With Electromagnetic Exposure Constraints
Over the past few years, the prevalence of wireless devices has become o...
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06/15/2022
What makes domain generalization hard?
While several methodologies have been proposed for the daunting task of ...
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06/09/2022
Massive MIMO Hybrid Precoding for LEO Satellite Communications With Twin-Resolution Phase Shifters and Nonlinear Power Amplifiers
The massive multiple-input multiple-output (MIMO) transmission technolog...
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05/10/2022
Hybrid RIS and DMA Assisted Multiuser MIMO Uplink Transmission With Electromagnetic Exposure Constraints
In the fifth-generation and beyond era, reconfigurable intelligent surfa...
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05/05/2022
Near-Field Wideband Extremely Large-scale MIMO Transmission with Holographic Metasurface Antennas
Extremely large-scale multiple-input multiple-output (XL-MIMO) is the de...
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03/01/2022
Beam Squint-Aware Integrated Sensing and Communications for Hybrid Massive MIMO LEO Satellite Systems
The space-air-ground-sea integrated network (SAGSIN) plays an important ...
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01/17/2022
Hybrid Analog/Digital Precoding for Downlink Massive MIMO LEO Satellite Communications
Massive multiple-input multiple-output (MIMO) is promising for low earth...
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06/20/2021
Spatial Covariance Matrix Reconstruction for DOA Estimation in Hybrid Massive MIMO Systems with Multiple Radio Frequency Chains
Multiple signal classification (MUSIC) has been widely applied in multip...
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06/17/2021
Dynamic Metasurface Antennas for Energy Efficient Massive MIMO Uplink Communications
Future wireless communications are largely inclined to deploy a massive ...
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05/31/2021
Energy-Efficient Precoding in Electromagnetic Exposure-Constrained Uplink Multiuser MIMO
User electromagnetic (EM) exposure is continuously being exacerbated by ...
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05/31/2021
Energy Efficiency Optimization for Multi-cell Massive MIMO: Centralized and Distributed Power Allocation Algorithms
This paper investigates the energy efficiency (EE) optimization in downl...
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05/20/2021
Deterministic Pilot Design and Channel Estimation for Downlink Massive MIMO-OTFS Systems in Presence of the Fractional Doppler
Although the combination of the orthogonal time frequency space (OTFS) m...
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05/09/2021
Location-Based Timing Advance Estimation for 5G Integrated LEO Satellite Communications
Integrated satellite-terrestrial communications networks aim to exploit ...
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11/19/2020
Energy Efficiency and Spectral Efficiency Tradeoff in RIS-Aided Multiuser MIMO Uplink Transmission
The emergence of reconfigurable intelligent surfaces (RISs) enables us t...
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04/07/2020
Spectral Efficiency and Energy Efficiency Tradeoff in Massive MIMO Downlink Transmission with Statistical CSIT
As a key technology for future wireless networks, massive multiple-input...
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03/29/2020
Reconfigurable Intelligent Surfaces-Assisted Multiuser MIMO Uplink Transmission with Partial CSI
This paper considers the application of reconfigurable intelligent surfa...
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02/19/2020
Massive MIMO Transmission for LEO Satellite Communications
Low earth orbit (LEO) satellite communications are expected to be incorp...
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02/12/2020
Energy Efficiency Optimization for Downlink Massive MIMO With Statistical CSIT
We investigate energy efficiency (EE) optimization for single-cell massi...
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10/27/2019
