Zobrazeno 1 - 10
of 210
pro vyhledávání: '"Papazafeiropoulos, Anastasios"'
Autor:
Niu, Haoxian, An, Jiancheng, Papazafeiropoulos, Anastasios, Gan, Lu, Chatzinotas, Symeon, Debbah, Mérouane
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-aided integrated sensing and communications system, in which SIM is c
Externí odkaz:
http://arxiv.org/abs/2408.10043
Autor:
Papazafeiropoulos, Anastasios, Kourtessis, Pandelis, Chatzinotas, Symeon, Kaklamani, Dimitra I., Venieris, Iakovos S.
Stacked intelligent metasurfaces (SIMs) have recently gained significant interest since they enable precoding in the wave domain that comes with increased processing capability and reduced energy consumption. The study of SIMs and high frequency prop
Externí odkaz:
http://arxiv.org/abs/2408.01684
Simultaneously transmitting and reflecting reconfigurable intelligent surface (STAR-RIS), which consists of numerous passive elements, has recently emerged in wireless communication systems as a promising technology providing 360$^\circ$ coverage and
Externí odkaz:
http://arxiv.org/abs/2406.02289
Autor:
Papazafeiropoulos, Anastasios, Kourtessis, Pandelis, Chatzinotas, Symeon, Kaklamani, Dimitra I., Venieris, Iakovos S.
Stacked intelligent metasurface (SIM) is an emerging design that consists of multiple layers of metasurfaces. A SIM enables holographic multiple-input multiple-output (HMIMO) precoding in the wave domain, which results in the reduction of energy cons
Externí odkaz:
http://arxiv.org/abs/2405.18920
Integrated sensing and communication (ISAC) is expected to play a prominent role among emerging technologies in future wireless communications. In particular, a communication radar coexistence system is degraded significantly by mutual interference.
Externí odkaz:
http://arxiv.org/abs/2404.16394
Autor:
Papazafeiropoulos, Anastasios, An, Jiancheng, Kourtessis, Pandelis, Ratnarajah, Tharmalingam, Chatzinotas, Symeon
Stacked intelligent metasurfaces (SIM) is a revolutionary technology, which can outperform its single-layer counterparts by performing advanced signal processing relying on wave propagation. In this work, we exploit SIM to enable transmit precoding a
Externí odkaz:
http://arxiv.org/abs/2402.16415
Although reconfigurable intelligent surface (RIS) is a promising technology for shaping the propagation environment, it consists of a single-layer structure within inherent limitations regarding the number of beam steering patterns. Based on the rece
Externí odkaz:
http://arxiv.org/abs/2402.16405
Autor:
Papazafeiropoulos, Anastasios, Ge, Hanxiao, Kourtessis, Pandelis, Ratnarajah, Tharmalingam, Chatzinotas, Symeon, Papavassiliou, Symeon
Simultaneously transmitting and reflecting \textcolor{black}{reconfigurable intelligent surface} (STAR-RIS) is a promising implementation of RIS-assisted systems that enables full-space coverage. However, STAR-RIS as well as conventional RIS suffer f
Externí odkaz:
http://arxiv.org/abs/2402.09896
Reconfigurable intelligent surface (RIS) has emerged as a cost-effective solution to improve wireless communication performance through just passive reflection. Recently, the concept of simultaneously transmitting and reflecting RIS (STAR-RIS) has ap
Externí odkaz:
http://arxiv.org/abs/2311.13875
Autor:
Papazafeiropoulos, Anastasios, Elbir, Ahmet M., Kourtessis, Pandelis, Krikidis, Ioannis, Chatzinotas, Symeon
Reconfigurable intelligent surface (RIS) has emerged as a cost-effective and promising solution to extend the wireless signal coverage and improve the performance via passive signal reflection. Different from existing works which do not account for t
Externí odkaz:
http://arxiv.org/abs/2311.12473