no code implementations • 25 Feb 2025 • Ahmad Bazzi, Roberto Bomfin, Marco Mezzavilla, Sundeep Rangan, Theodore Rappaport, Marwa Chafii
Driven by the pursuit of gigabit-per-second data speeds for future 6G mobile networks, in addition to the support of sensing and artificial intelligence applications, the industry is expanding beyond crowded sub-6 GHz bands with innovative new spectrum allocations.
no code implementations • 17 Feb 2025 • Ali Waqar Azim, Ahmad Bazzi, Roberto Bomfin, Nikolaos Giakoumidis, Theodore S. Rappaport, Marwa Chafii
In this study, we perform a statistical analysis of the radar cross section (RCS) for various test targets in an indoor factory at \(25\)-\(28\) GHz, with the goal of formulating parameters that may be used for target identification and other sensing applications for future wireless systems.
no code implementations • 11 Jan 2025 • Obed Morrison Atsu, Salmane Naoumi, Roberto Bomfin, Marwa Chafii
This paper introduces a novel Multi-Agent Reinforcement Learning (MARL) framework to enhance integrated sensing and communication (ISAC) networks using unmanned aerial vehicle (UAV) swarms as sensing radars.
no code implementations • 5 Nov 2024 • Ali Waqar Azim, Ahmad Bazzi, Roberto Bomfin, Hitesh Poddar, Marwa Chafii
The test targets that we consider are drones, humans, quadruped robot and a robotic arm.
no code implementations • 1 Nov 2024 • Akhileswar Chowdary, Ahmad Bazzi, Roberto Bomfin, Marwa Chafii
To investigate the influence of quantization and ADC resolution on HRF, we employ the quantized Cram\'er-Rao bound (CRB) as a metric for sensing accuracy.
no code implementations • 10 Oct 2024 • Roberto Bomfin, Marwa Chafii
The results demonstrate that the UW frames exhibit competitive radar performance with PS while having a 16. 67% higher data rate for the cases investigated.
no code implementations • 29 May 2024 • Ali Waqar Azim, Ahmad Bazzi, Roberto Bomfin, Raed Shubair, Marwa Chafii
Unlike our proposed LCSS and LDMCSS, other CSS alternatives for LPWANs cannot provide the same level of flexibility and SE.
1 code implementation • 31 Mar 2024 • Salmane Naoumi, Ahmad Bazzi, Roberto Bomfin, Marwa Chafii
Integrated sensing and communication (ISAC) in wireless systems has emerged as a promising paradigm, offering the potential for improved performance, efficient resource utilization, and mutually beneficial interactions between radar sensing and wireless communications, thereby shaping the future of wireless technologies.
Computational Efficiency
Integrated sensing and communication
+1
no code implementations • 1 Feb 2024 • Roberto Bomfin, Konpal Shaukat Ali, Marwa Chafii
In this work, we provide a system level analysis of integrated sensing and communication (ISAC) systems, where a setup with a mono-static dual-functional radar communication base station is assumed.
no code implementations • 31 Jan 2024 • Roberto Bomfin, Marwa Chafii
In particular, we show that the PD expressions lead to an upper bound for the ZP-OFDM transmission, which is useful for selecting the best ZP size for a given system configuration.
no code implementations • 2 Apr 2021 • Roberto Bomfin, Marwa Chafii, Ahmad Nimr, Gerhard Fettweis
The OTFS modulation has been recently proposed as a robust technique under time varying channels due to its property of spreading the data symbols over time and frequency.