Search Results - "ALEGRIA, Juan"
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Cell-Free Massive Mimo: Exploiting The Wax Decomposition
Published in 47th IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP 2022,Virtual, Online, Singapore,2022-05-23 - 2022-05-27 (23-05-2022)“…Cell-free massive multiple-input multiple-output (MIMO) consists of a large set of distributed access points (APs) serving a number of users. The APs can be…”
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Conference Proceeding -
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Impact of Quantization in Decentralized Processing for Large Multi-Antenna Architectures
Published in 2022 56th Asilomar Conference on Signals, Systems, and Computers (31-10-2022)“…The demand for an increased number of antennas at base stations is driving research on decentralized processing schemes aimed at reducing the information…”
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Conference Proceeding -
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Trade-Offs in Decentralized Multi-Antenna Architectures: The WAX Decomposition
Published in IEEE transactions on signal processing (2021)“…Current research on multi-antenna architectures is trending towards increasing the amount of antennas in the base stations (BSs) so as to increase the spectral…”
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Modular Binary Tree Architecture for Distributed Large Intelligent Surface
Published in ICASSP 2021 - 2021 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) (06-06-2021)“…Large intelligent surface (LIS) is a technology that extends massive MIMO by considering an even greater number of antennas distributed throughout vast areas…”
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Conference Proceeding -
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Trade-Offs in Decentralized Multi-Antenna Architectures: Sparse Combining Modules for WAX Decomposition
Published in IEEE transactions on signal processing (01-01-2023)“…With the increase in the number of antennas at base stations (BSs), centralized multi-antenna architectures have encountered scalability problems from…”
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Increased Multiplexing Gain with Reconfigurable Surfaces: Simultaneous Channel Orthogonalization and Information Embedding
Published in GLOBECOM 2023 - 2023 IEEE Global Communications Conference (04-12-2023)“…Reconfigurable surface (RS) has been shown to be an effective solution for improving wireless communication links in general multi-user multiple-input…”
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Conference Proceeding -
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Achievable Rate with Correlated Hardware Impairments in Large Intelligent Surfaces
Published in 2019 IEEE 8th International Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP) (01-12-2019)“…Large intelligent surface (LIS) is a new technology yet to be developed. However, this technology is likely to be implemented using cheap components so as to…”
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Conference Proceeding -
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Alternative molecular mechanisms for force transmission at adherens junctions via β-catenin-vinculin interaction
Published in Nature communications (05-07-2024)“…Force transmission through adherens junctions (AJs) is crucial for multicellular organization, wound healing and tissue regeneration. Recent studies shed light…”
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Smart Relay Architecture for Over-the-Horizon High Quality Communications With Unmanned Aerial Vehicles
Published in IEEE access (2019)“…This paper presents a system architecture to accomplish over-the-horizon communications with medium-sized unmanned aerial vehicles (UAV) in order to enhance…”
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Decentralized Massive MIMO Systems: Is There Anything to be Discussed?
Published in 2019 IEEE International Symposium on Information Theory (ISIT) (01-07-2019)“…Algorithms for Massive MIMO uplink detection are typically based on a centralized approach, by which baseband data from all antenna modules need to be routed…”
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Conference Proceeding -
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Channel Orthogonalization with Reconfigurable Surfaces
Published 28-04-2023“…Proc. IEEE GLOBECOM Wkshps, 2022, 37-42 Orthogonal multi-user multiple-input multiple-output (MU-MIMO) channels allow for optimum performance with simplified…”
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Cramér-Rao Lower Bounds for Positioning with Large Intelligent Surfaces using Quantized Amplitude and Phase
Published in 2019 53rd Asilomar Conference on Signals, Systems, and Computers (01-11-2019)“…We envision the use of large intelligent surface (LIS) technology, which is a promising concept that goes beyond massive multiple-input multiple-output (MIMO),…”
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Conference Proceeding -
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Enabling Decentralized Computation of the WAX Decomposition
Published in ICC 2022 - IEEE International Conference on Communications (16-05-2022)“…As the number of antennas scales up, research efforts have been directed towards finding decentralized receiver solutions for multi-antenna architectures. In a…”
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Conference Proceeding -
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Obtaining of enriched di-tryptophan fractions by gamma irradiation of free tryptophan solutions
Published in Free radical biology & medicine (01-11-2023)Get full text
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Production of carbonyl groups in the plasma of neonates is inversely associated with gestational age and O2 requirement
Published in Free radical biology & medicine (01-11-2023)Get full text
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New approaches to the management of peripheral vertigo: Efficacy and safety of two calcium antagonists in a 12-week, multinational, double-blind study
Published in Otology & neurotology (01-05-2002)“…To evaluate the efficacy and safety profile of one 30-mg nimodipine oral tablet taken three times per day (one tablet with breakfast, one with lunch, and one…”
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