Coordinated pilot transmissions for detecting the signal sparsity level in massive IoT networks

OLA López, G Brante, RD Souza… - IEEE Transactions …, 2023 - ieeexplore.ieee.org
Grant-free protocols exploiting compressed sensing multi-user detection (MUD) are
appealing for solving the random access problem in massive Internet of Things (IoT) …

Extreme Value Theory-based Robust Minimum-Power Precoding for URLLC

DE Pérez, OLA López, H Alves - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
Channel state information (CSI) is crucial for achieving ultra-reliable low-latency
communication (URLLC) in wireless networks. The main associated problems are the CSI …

Configuring transmission thresholds in IIoT alarm scenarios for energy-efficient event reporting

DE Ruíz-Guirola, OLA López… - arXiv preprint arXiv …, 2024 - arxiv.org
Industrial Internet of Things (IIoT) applications involve real-time monitoring, detection, and
data analysis. This is challenged by the intermittent activity of IIoT devices (IIoTDs) and their …

Channel Scheduling for IoT Access with Spatial Correlation

P Raghuwanshi, OLA López… - IEEE …, 2024 - ieeexplore.ieee.org
Spatially correlated device activation is a typical feature of the Internet of Things (IoT). This
motivates the development of channel scheduling (CS) methods that mitigate device …

Performance Optimization in RSMA-assisted Uplink xURLLC IIoT Networks with Statistical QoS Provisioning

Y Chen, H Lu, C Wu, L Qin, X Guo - arXiv preprint arXiv:2405.16471, 2024 - arxiv.org
Industry 5.0 and beyond networks have driven the emergence of numerous mission-critical
applications, prompting contemplation of the neXt-generation ultra-reliable low-latency …

Evaluating 5G-Enabled Medical Devices: Failure Modes Analysis and Graph Database Implementation

W Gao, Y Liu, MO Al Kalaa - IEEE Access, 2024 - ieeexplore.ieee.org
The use of wireless connectivity in medical devices is increasingly widespread. 5G
communication emerges as a promising wireless modality with its advancements in …

Neural Network-Based Bandit: A Medium Access Control for the IIoT Alarm Scenario

P Raghuwanshi, OLA López, NB Mehta… - IEEE Open Journal …, 2024 - ieeexplore.ieee.org
Efficient Random Access (RA) is critical for enabling reliable communication in Industrial
Internet of Things (IIoT) networks. Herein, we propose a deep reinforcement learning-based …

Activity Detection for Massive Random Access using Covariance-based Matching Pursuit

L Marata, E Ollila, H Alves - arXiv preprint arXiv:2405.02741, 2024 - arxiv.org
The Internet of Things paradigm heavily relies on a network of a massive number of machine-
type devices (MTDs) that monitor changes in various phenomena. Consequently, MTDs are …

Assessment of the Sparsity-Diversity Trade-offs in Active Users Detection for mMTC

GM de Jesus, OLA Lopez, RD Souza… - arXiv preprint arXiv …, 2024 - arxiv.org
Wireless communication systems must increasingly support a multitude of machine-type
communications (MTC) devices, thus calling for advanced strategies for active user …

Statistical AoI Guarantee Optimization for Supporting xURLLC in ISAC-enabled V2I Networks

Y Zhang, M Yao, Q Yang, D Yan, X Zhang… - arXiv preprint arXiv …, 2024 - arxiv.org
This paper addresses the critical challenge of supporting next-generation ultra-reliable and
low-latency communication (xURLLC) within integrated sensing and communication (ISAC) …