activity
20152026
most citedTowards a Realistic Assessment of Multiple Antenna HCNs: Residual Additive Transceiver Hardware Impairments and Channel Aging

34 citations · 54 across the 28 of their papers we have counts for

collaborators
Showing 2024Show all

5 papers · 1 filter

cs.IT2024

Stacked Intelligent Metasurfaces for Integrated Sensing and Communications

Haoxian Niu, Jiancheng An, Anastasios Papazafeiropoulos +3

Stacked intelligent metasurfaces (SIM) have recently emerged as a promising technology, which can realize transmit precoding in the wave domain. In this paper, we investigate a SIM…

cs.IT2024

Near-Field Beamforming for Stacked Intelligent Metasurfaces-assisted MIMO Networks

Anastasios Papazafeiropoulos, Pandelis Kourtessis, Symeon Chatzinotas +2

Stacked intelligent metasurfaces (SIMs) have recently gained significant interest since they enable precoding in the wave domain that comes with increased processing capability and…

eess.SP2024

OFDM-Based Active STAR-RIS-Aided Integrated Sensing and Communication Systems

Hanxiao Ge, Anastasios Papazafeiropoulos, Tharmalingam Ratnarajah

Simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS), which consists of numerous passive elements, has recently emerged in wireless communicatio…

cs.IT2024

Achievable Rate Optimization for Large Stacked Intelligent Metasurfaces Based on Statistical CSI

Anastasios Papazafeiropoulos, Pandelis Kourtessis, Symeon Chatzinotas +2

Stacked intelligent metasurface (SIM) is an emerging design that consists of multiple layers of metasurfaces. A SIM enables holographic multiple-input multiple-output (HMIMO) preco…

cs.IT2024

STAR-RIS-Assisted Communication Radar Coexistence: Analysis and Optimization

Anastasios Papazafeiropoulos, Pandelis Kourtessis, Symeon Chatzinotas

Integrated sensing and communication (ISAC) is expected to play a prominent role among emerging technologies in future wireless communications. In particular, a communication radar…