Results 11 to 20 of about 1,655,438 (284)

Wireless Communications beyond Antennas: The Role of Reconfigurable Intelligent Surfaces

Engineering Proceedings, 2023
Reconfigurable intelligent surfaces (RISs) are a new and emerging technology that has the potential to revolutionize the way that wireless communication systems are designed and implemented.
Moazzam Shah Bukhari Syed, Hafiz Muhammad Attaullah, Sundus Ali, Muhammad Imran Aslam   +3 more
doaj   +2 more sources

Over-the-air beamforming with reconfigurable intelligent surfaces

Frontiers in Communications and Networks, 2022
Reconfigurable intelligent surface (RIS)-empowered communication is a revolutionary technology that enables to manipulate wireless propagation environment via smartly controllable low-cost reflecting surfaces. However, in order to outperform conventional
Zehra Yigit, Ertugrul Basar, Ibrahim Altunbas   +2 more
doaj   +6 more sources

Reconfigurable intelligent surface-empowered MIMO systems

National Science Review, 2023
A brief overview is presented in this perspective, considering the application of reconfigurable intelligent surfaces for future multiple-input multiple-output (MIMO) systems.
Ertugrul Basar, Basar, Ertugrul
openaire   +5 more sources

Dynamic edge computing empowered by reconfigurable intelligent surfaces [PDF]

EURASIP Journal on Wireless Communications and Networking, 2022
In this paper, we propose a novel algorithm for energy-efficient low-latency dynamic mobile edge computing (MEC), in the context of beyond 5G networks endowed with reconfigurable intelligent surfaces (RISs).
Paolo Di Lorenzo, Mattia Merluzzi, Emilio Calvanese Strinati, Sergio Barbarossa   +3 more
doaj   +2 more sources

Gambling on Reconfigurable Intelligent Surfaces

IEEE Communications Letters
<h2>Gambling on Reconfigurable Intelligent Surfaces - Python Implementation</h2> <p>This code implements the techniques described in:</p> <p>"Gambling on Reconfigurable Intelligent Surfaces", Stefan Schwarz, IEEE ...
Schwarz, Stefan
openaire   +2 more sources

Over‐the‐air equalization with reconfigurable intelligent surfaces

IET Communications, 2022
Reconfigurable intelligent surface (RIS)‐empowered communications is on the rise and is a promising technology envisioned to aid in 6G and beyond wireless communication networks.
Emre Arslan, Ibrahim Yildirim, Fatih Kilinc, Ertugrul Basar   +3 more
doaj   +5 more sources

Time vs. Unit Cell Splitting for Autonomous Reconfigurable Intelligent Surfaces [PDF]

, 2022
In this work, we propose a time- and a unit cell-splitting protocol for supplying the energy needs of reconfigurable intelligent surfaces (RISs) through wireless energy harvesting (EH) from information signals. We first compute the RIS energy consumption
Abadal Cavallé, Sergi, Boulogeorgos, Alexandros-Apostolos A., Mesodiakaki, Agapi, Abadal, Sergi, NTONTIN, Konstantinos, CHATZINOTAS, Symeon, Chatzinotas, Simeon, ABDULLAH, Zaid, Boulogeorgos, Alexandros Apostolos A.   +8 more
core   +1 more source

Localization via Multiple Reconfigurable Intelligent Surfaces Equipped with Single Receive RF Chains [PDF]

, 2022
The extra degrees of freedom resulting from the consideration of Reconfigurable Intelligent Surfaces (RISs) for smart signal propagation can be exploited for high accuracy localization and tracking.
Alexandropoulos, G. C.,, Vinieratou, Ioanna,, Wymeersch, Henk,, Wymeersch, Henk, Vinieratou, Ioanna, Alexandropoulos, G. C., George C. Alexandropoulos, Ioanna Vinieratou, Henk Wymeersch   +8 more
core   +1 more source

Recent Progress in Reconfigurable and Intelligent Metasurfaces: A Comprehensive Review of Tuning Mechanisms, Hardware Designs, and Applications

Advanced Science, 2022
Intelligent metasurfaces have gained significant importance in recent years due to their ability to dynamically manipulate electromagnetic (EM) waves. Their multifunctional characteristics, realized by incorporating active elements into the metasurface ...
Yasir Saifullah, Yejun He, Amir Boag, Guo‐Min Yang, Feng Xu   +4 more
doaj   +1 more source

Wireless energy harvesting for autonomous reconfigurable intelligent surfaces [PDF]

, 2023
In the current contribution, we examine the feasibility of fully-energy-autonomous operation of reconfigurable intelligent surfaces (RIS) through wireless energy harvesting (EH) from incident information signals.
Martins, Wallace Alves, Boulogeorgos, Alexandros-Apostolos A., Boulogeorgos, Alexandros-Apostolos A.,, Abadal, Sergi, Ntontin, Konstantinos, Kisseleff, Steven, Alarcón Cot, Eduardo José, Chatzinotas, Symeon,, Boulogeorgos, Alexandros Apostolos A., Lazarakis, Fotis I., Abadal Cavallé, Sergi, Papazafeiropoulos, Anastasios, Björnson, Emil,, Lazarakis, Fotis, ALVES MARTINS, Wallace, Ntontin, Konstantinos,, Martins, Wallace Alves,, Lazarakis, Fotis I.,, Alarcon, Eduard,, Chatzinotas, Symeon, Björnson, Emil, Papazafeiropoulos, Anastasios,, Kisseleff, Steven,, Alarcón, Eduard, Abadal, Sergi,   +24 more
core   +1 more source