collaborators

9 papers

cs.IT2026

Optimization of CF-mMIMO Systems for the Coexistence between eMBB+ and mMTC+: From Analytical to GNN-Aided Designs

Sergi Liesegang, Lou Salaün, Chung Shue Chen +1

This paper investigates uplink multiple access for the coexistence of enhanced mobile broadband+ (eMBB+) and massive machine-type communications+ (mMTC+) in terminal-centric cell-f…

cs.IT2026

A Comparison Between Co-Located and Distributed MIMO Deployments in OFDM-ISAC Networks

Maryam Darabi, Sergi Liesegang, Emanuele Grossi +1

This paper investigates network-level integrated sensing and communication (ISAC) under two fundamentally different topology configurations: cell-free massive MIMO (CF-mMIMO) and m…

eess.SP2026

Joint Detection and Velocity Estimation in OFDM-ISAC Cell-Free Massive MIMO Networks

Maryam Darabi, Sergi Liesegang, Emanuele Grossi +1

This paper develops a Doppler-aware sensing framework for cell-free massive MIMO (CF-mMIMO) networks operating under OFDM-based integrated sensing and communication (ISAC). The fra…

eess.SP2026

Robust Design of Reconfigurable Intelligent Surfaces for Parameter Estimation in MTC

Sergi Liesegang, Antonio Pascual-Iserte, Olga Muñoz

This paper introduces a reconfigurable intelligent surface (RIS) to support parameter estimation in machine-type communications (MTC). We focus on a network where single-antenna se…

eess.SP2026

Design of RIS-aided mMTC+ Networks for Rate Maximization under the Finite Blocklength Regime with Imperfect Channel Knowledge

Sergi Liesegang, Antonio Pascual-Iserte, Olga Muñoz +1

Within the context of massive machine-type communications+, reconfigurable intelligent surfaces (RISs) represent a promising technology to boost system performance in scenarios wit…

eess.SP2024

Rate Optimization for RIS-Aided mMTC Networks in the Finite Blocklength Regime

Sergi Liesegang, Alessio Zappone, Olga Muñoz +1

Reconfigurable intelligent surfaces (RISs) have become a promising candidate for the development of future mobile systems. In the context of massive machine-type communications (mM…