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09/15/2023
Enhancing Near-Field Sensing and Communications with Sparse Arrays: Potentials, Challenges, and Emerging Trends
As a promising technique, extremely large-scale (XL)-arrays offer potent...
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09/12/2023
Performance Bounds for Near-Field Localization with Widely-Spaced Multi-Subarray mmWave/THz MIMO
This paper investigates the potential of near-field localization using w...
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04/02/2023
Near-Field Channel Estimation for Extremely Large-Scale Reconfigurable Intelligent Surface (XL-RIS)-Aided Wideband mmWave Systems
Near-field communications present new opportunities over near-field chan...
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03/25/2023
Reconfigurable Intelligent Surface-Aided Full-Duplex mmWave MIMO: Channel Estimation, Passive and Hybrid Beamforming
Millimeter wave (mmWave) full-duplex (FD) is a promising technique for i...
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11/29/2022
Active 3D Double-RIS-Aided Multi-User Communications: Two-Timescale-Based Separate Channel Estimation via Bayesian Learning
Double-reconfigurable intelligent surface (RIS) is a promising technique...
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07/28/2022
Channel Estimation for Reconfigurable Intelligent Surface-Assisted Cell-Free Communications
Recent research has focused on reconfigurable intelligent surface (RIS)-...
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07/28/2022
Bayesian Optimization-Based Beam Alignment for MmWave MIMO Communication Systems
Due to the very narrow beam used in millimeter wave communication (mmWav...
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12/31/2021
