7 papers
Performance Analysis for ISAC Systems with 1-bit DACs
Murat Babek Salman, Ãzlem Tugfe Demir, Emil Björnson
Low-resolution quantization constrains the maximum achievable gains of multiple-input multiple-output (MIMO) systems. While the adverse effects and mitigation strategies have been…
Pilot-Free Predictive Multi-User Beamforming via Sensing Management in Cell-Free Networks
Eren Berk Kama, Murat Babek Salman, Isaac Skog +1
This paper presents a sensing management frame- work for integrated sensing and communications (ISAC) within cell-free massive multiple-input multiple-output (MIMO) systems to redu…
Experimental Validation of Reflective Near-Field Beamfocusing using a b-bit RIS
Emil Björnson, Murat Babek Salman
This paper presents the first experimental validation of reflective near-field beamfocusing using a reconfigurable intelligent surface (RIS). While beamfocusing has been theoretica…
Hardware Distortion Aware Precoding for ISAC Systems
Murat Babek Salman, Emil Björnson, Ãzlem Tugfe Demir
The impact of hardware impairments on the spectral efficiency of communication systems is well studied, but their effect on sensing performance remains unexplored. In this paper, w…
Sensing Management for Pilot-Free Predictive Beamforming in Cell-Free Massive MIMO Systems
Eren Berk Kama, Murat Babek Salman, Isaac Skog +1
This paper introduces a sensing management method for integrated sensing and communications (ISAC) in cell-free massive multiple-input multiple-output (MIMO) systems. Conventional…
DoA Estimation using MUSIC with Range/Doppler Multiplexing for MIMO-OFDM Radar
Murat Babek Salman, Emil Björnson
Sensing emerges as a critical challenge in 6G networks, which require simultaneous communication and target sensing capabilities. State-of-the-art super-resolution techniques for t…