activity
20162025
most citedA Grant-based Random Access Protocol in Extra-Large Massive MIMO System

34 citations · 96 across the 15 of their papers we have counts for

collaborators

18 papers

eess.SY2025

The ISAC systems aided by MIMO, RIS and with Beamforming Techniques

Rafael Augusto Pedriali, Isadora Martines Ferreira, Jose Carlos Marinello +1

This paper explores the integration of communication and sensing in modern wireless systems through the configuration of BS and RIS antenna elements. By leveraging time multiplexin…

cs.NI2024

Manifold-Based Optimizations for RIS-Aided Massive MIMO Systems

Wilson de Souza Junior, David William Marques Guerra, José Carlos Marinello +2

Manifold optimization (MO) is a powerful mathematical framework that can be applied to optimize functions over complex geometric structures, which is particularly useful in advance…

cs.IT2024

Energy-Efficient Active Element Selection in RIS-aided Massive MIMO Systems

Wilson Souza, José Carlos Marinello, Taufik Abrão

This chapter delves into the critical aspects of optimizing energy efficiency (EE) in active reconfigurable intelligent surface (RIS)-assisted massive MIMO (M-MIMO) wireless commun…

cs.IT2023★ 10 cited

Reconfigurable Intelligent Surfaces-Enabled Intra-Cell Pilot Reuse in Massive MIMO Systems

Jose Carlos Marinello Filho, Taufik Abrao, Ekram Hossain +1

Channel state information (CSI) estimation is a critical issue in the design of modern massive multiple-input multiple-output (mMIMO) networks. With the increasing number of users,…

cs.IT2023★ 5 cited

Improving Spectral Efficiency via Pilot Assignment and Subarray Selection Under Realistic XL-MIMO Channels

Gabriel Avanzi Ubiali, Taufik Abrao, Jose Carlos Marinello

The main requirements for 5G and beyond connectivity include a uniform high quality of service, which can be attained in crowded scenarios by extra-large MIMO (XL-MIMO) systems. An…

eess.SP2023★ 3 cited

LSTM-ACB-Based Random Access for Mixed Traffic IoT Networks

Herman L. dos Santos, João H. I. Souza, José Carlos Marinello +1

We propose a novel random access (RA) protocol that accounts for the network traffic in mixed URLLC-mMTC scenarios. By considering an IoT environment under high mMTC traffic demand…