no code implementations • 4 Sep 2024 • Felipe Augusto Tondo, Jean Michel de Souza Sant'Ana, Samuel Montejo-Sánchez, Onel Luis Alcaraz López, Sandra Céspedes, Richard Demo Souza
Comparing FTP and CTP with regular ALOHA for 100 (600) devices, we find goodput improvements of 65% (29%) and 52% (101%), respectively.
no code implementations • 15 Aug 2024 • Eduardo Noboro Tominaga, Onel Luis Alcaraz López, Tommy Svensson, Richard Demo Souza, Hirley Alves
We also analyze the performance of a system in which the array is able to both move and rotate.
no code implementations • 23 Jul 2024 • Prasoon Raghuwanshi, Onel Luis Alcaraz López, Neelesh B. Mehta, Hirley Alves, Matti Latva-aho
Efficient Random Access (RA) is critical for enabling reliable communication in Industrial Internet of Things (IIoT) networks.
no code implementations • 27 Jun 2024 • Eduardo Noboro Tominaga, Onel Luis Alcaraz López, Tommy Svensson, Richard Demo Souza, Hirley Alves
Nevertheless, current 5G networks cannot fully meet the very stringent requirements regarding latency, reliability, and number of connected devices of most MTC use cases.
no code implementations • 31 May 2024 • Prasoon Raghuwanshi, Onel Luis Alcaraz López, Vimal Bhatia, Matti Latva-aho
Our proposed GoS utilizes deep reinforcement learning (DRL) with meticulously devised action space, state space, and reward function.
no code implementations • 4 May 2023 • Leatile Marata, Onel Luis Alcaraz López, Andreas Hauptmann, Hamza Djelouat, Hirley Alves
Compressed sensing multi-user detection (CS-MUD) algorithms play a key role in optimizing grant-free (GF) non-orthogonal multiple access (NOMA) for massive machine-type communications (mMTC).
no code implementations • 27 Sep 2022 • Leatile Marata, Onel Luis Alcaraz López, Hamza Djelouat, Markus Leinonen, Hirley Alves, Markku Juntti
Cellular networks that are traditionally designed for human-type communication (HTC) have the potential to provide cost effective connectivity to machine-type communication (MTC).
no code implementations • 27 May 2021 • Leatile Marata, Onel Luis Alcaraz López, Eduardo Noboro Tominaga, Hirley Alves
Internet of Things (IoT) has triggered a rapid increase in the number of connected devices and new use cases of wireless communications.