11 citations · 32 across the 14 of their papers we have counts for
6 papers · 1 filter
Channel Estimation in RIS-Assisted MIMO Systems Operating Under Imperfections
Paulo R. B. Gomes, Gilderlan T. de Araújo, Bruno Sokal +3
Reconfigurable intelligent surface is a potential technology component of future wireless networks due to its capability of shaping the wireless environment. The promising MIMO sys…
Reducing the Control Overhead of Intelligent Reconfigurable Surfaces Via a Tensor-Based Low-Rank Factorization Approach
Bruno Sokal, Paulo R. B. Gomes, André L. F. de Almeida +2
Passive intelligent reconfigurable surfaces (IRS) are becoming an attractive component of cellular networks due to their ability of shaping the propagation environment and thereby…
Tensor-Based Channel Estimation for RIS-Assisted Networks Operating Under Imperfections
Paulo R. B. Gomes, Gilderlan T. de Araújo, Bruno Sokal +3
Reconfigurable intelligent surface (RIS) is a candidate technology for future wireless networks. It enables to shape the wireless environment to reach massive connectivity and enha…
IRS Phase-Shift Feedback Overhead-Aware Model Based on Rank-One Tensor Approximation
Bruno Sokal, Paulo R. B. Gomes, André L. F. de Almeida +2
In this paper, we propose a rank-one tensor modeling approach that yields a compact representation of the optimum IRS phase-shift vector for reducing the feedback overhead. The mai…
Semi-Blind Joint Channel and Symbol Estimation for IRS-Assisted MIMO Systems
Gilderlan Tavares de Araújo, André Lima Férrer de Almeida, Rémy Boyer +1
Intelligent reflecting surface (IRS) is a promising technology for the 6th generation of wireless systems, realizing the smart radio environment concept. In this paper, we present…
Semi-Blind Joint Channel and Symbol Estimation in IRS-Assisted Multi-User MIMO Networks
Gilderlan Tavares de Araújo, Paulo Ricardo Brboza Gomes, André Lima Férrer de Almeida +2
Intelligent reflecting surface (IRS) is a promising technology for beyond 5th Generation of the wireless communications. In fully passive IRS-assisted systems, channel estimation i…