3 papers
cs.CR2025
Enhanced Multiuser CSI-Based Physical Layer Authentication Based on Information Reconciliation
Atsu Kokuvi Angélo Passah, Arsenia Chorti, Rodrigo C. de Lamare
This paper presents a physical layer authentication (PLA) technique using information reconciliation in multiuser communication systems. A cost-effective solution for low-end Inter…
cs.IT2025
Channel Estimation for XL-MIMO Systems with Decentralized Baseband Processing: Integrating Local Reconstruction with Global Refinement
Anzheng Tang, Jun-Bo Wang, Yijin Pan +6
In this paper, we investigate the channel estimation problem for extremely large-scale multiple-input multiple-output (XL-MIMO) systems with a hybrid analog-digital architecture, i…
eess.SP2024
User Activity Detection with Delay-Calibration for Asynchronous Massive Random Access
Zhichao Shao, Xiaojun Yuan, Rodrigo C. de Lamare +1
This work considers an uplink asynchronous massive random access scenario in which a large number of users asynchronously access a base station equipped with multiple receive anten…