Search Results - "ALEGRIA, Juan"

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  1. 1

    Cell-Free Massive Mimo: Exploiting The Wax Decomposition by Alegria, Juan Vidal, Huang, Jinliang, Rusek, Fredrik

    “…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
  2. 2

    Impact of Quantization in Decentralized Processing for Large Multi-Antenna Architectures by Alegria, Juan Vidal, Rusek, Fredrik, Lozano, Angel

    “…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 by Alegria, Juan Vidal, Rusek, Fredrik, Edfors, Ove

    “…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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    Journal Article
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    Modular Binary Tree Architecture for Distributed Large Intelligent Surface by Alegria, Juan Vidal, Rusek, Fredrik, Sanchez, Jesus Rodriguez, Edfors, Ove

    “…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 by Vidal Alegria, Juan, Rusek, Fredrik

    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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    Journal Article
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    Increased Multiplexing Gain with Reconfigurable Surfaces: Simultaneous Channel Orthogonalization and Information Embedding by Alegria, Juan Vidal, Vieira, Joao, Rusek, Fredrik

    “…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
  8. 8

    Achievable Rate with Correlated Hardware Impairments in Large Intelligent Surfaces by Vidal Alegria, Juan, Rusek, Fredrik

    “…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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    Smart Relay Architecture for Over-the-Horizon High Quality Communications With Unmanned Aerial Vehicles by Blazquez-Garcia, Rodrigo, Sun, Xiaoliang, Burgos-Garcia, Mateo, Garcia-Tejero, Alejandro, Vidal-Alegria, Juan, Fernandez-Gonzalez, Jose-Manuel, Sierra-Castaner, Manuel

    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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    Journal Article
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    Decentralized Massive MIMO Systems: Is There Anything to be Discussed? by Sanchez, Jesus Rodriguez, Vidal Alegria, Juan, Rusek, Fredrik

    “…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 by Alegria, Juan Vidal, Rusek, Fredrik

    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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    Journal Article
  13. 13

    Cramér-Rao Lower Bounds for Positioning with Large Intelligent Surfaces using Quantized Amplitude and Phase by Alegria, Juan Vidal, Rusek, Fredrik

    “…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
  14. 14

    Enabling Decentralized Computation of the WAX Decomposition by Alegria, Juan Vidal, Rusek, Fredrik

    “…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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