6 papers
Low-Complexity Channel Estimation for Reconfigurable Fluid Antenna System
Alireza Fadakar, Andreas F. Molisch
Electromagnetically reconfigurable fluid antenna system (ER-FAS) provides additional electromagnetic (EM)-domain degrees of freedom by enabling dynamic control of per-element radia…
Near-Field Localization via Reconfigurable Antennas
Alireza Fadakar, Yuchen Zhang, Hui Chen +3
Reconfigurable antennas (RAs) utilize the electromagnetic (EM) domain to provide dynamic control over antenna radiation patterns, which offers an effective way to enhance power eff…
Stacked Intelligent Metasurfaces for Multicarrier Cognitive Radio ISAC
Alireza Fadakar, Andreas F. Molisch
The fusion of cognitive radio (CR) and integrated sensing and communication (ISAC), enabled by stacked intelligent metasurfaces (SIMs), offers a promising path for multi-functional…
Hybrid Codebook Design for Localization Using Electromagnetically Reconfigurable Fluid Antenna System
Alireza Fadakar, Yuchen Zhang, Hui Chen +3
Electromagnetically reconfigurable fluid antenna systems (ER-FAS) introduce additional degrees of freedom in the electromagnetic (EM) domain by dynamically steering per-antenna rad…
Near-Field RIS-Assisted Localization Under Mutual Coupling
Alireza Fadakar, Musa Furkan Keskin, Hui Chen +2
Reconfigurable intelligent surfaces (RISs) have the potential to significantly enhance the performance of integrated sensing and communication (ISAC) systems, particularly in line-…
Robust 3D Multi-Source Localization with a Movable Antenna Array via Sparse Signal Processing
Amir Mansourian, Alireza Fadakar, Saeed Akhavan +1
Accurately localizing multiple sources is a critical task with various applications in wireless communications, such as emergency services, including natural post-disaster search a…