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eess.SP2025
Experimental Analysis of Biasing Voltage Generation in Wave-Controlled RIS
Miguel Saavedra-Melo, Benjamin Bradshaw, Vanessa Yao +3
Reconfigurable intelligent surfaces (RISs), an emerging technology proposed for inclusion in next generation wireless communication systems, are programmable surfaces that can adap…
eess.SP2025
Discrete Beamforming Optimization for RISs with a Limited Phase Range and Amplitude Attenuation
Dogan Kutay Pekcan, Hongyi Liao, Ender Ayanoglu
This paper addresses the problem of maximizing the received power at a user equipment via reconfigurable intelligent surface (RIS) characterized by phase-dependent amplitude (PDA)…
cs.ET2025
AI-Driven Optimization of Wave-Controlled Reconfigurable Intelligent Surfaces
Gal Ben Itzhak, Miguel Saavedra-Melo, Ender Ayanoglu +2
A promising type of Reconfigurable Intelligent Surface (RIS) employs tunable control of its varactors using biasing transmission lines below the RIS reflecting elements. Biasing st…