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Efficient Optimization Techniques for RIS-aided Wireless Systems
Ikram Singh, Peter J. Smith, Pawel A. Dmochowski +1
The objective of this paper is to develop simple techniques to enhance the performance of multi-user RIS aided wireless systems. Specifically, we develop a novel technique called \…
Phase Dependent Loss Analysis for RIS Systems
Ikram Singh, Peter J. Smith, Pawel A. Dmochowski
In this paper we focus on phase dependent loss (PDL), an important aspect of reconfigurable intelligent surfaces (RIS) where the signals reflected from the RIS elements are attenua…
Optimal SNR Analysis for Single-user RIS Systems in Ricean and Rayleigh Environments
Ikram Singh, Peter J. Smith, Pawel A. Dmochowski
We present an analysis of the optimal uplink (UL) SNR of a SIMO Reconfigurable Intelligent Surface (RIS)-aided wireless link. We assume that the channel between base station (BS) a…
Tight Bounds on the Optimal UL Sum-Rate of MU RIS-aided Wireless Systems
Ikram Singh, Peter J. Smith, Pawel A. Dmochowski
The objective of this paper is to develop simple techniques to bound the optimal uplink sum-rate of multi-user RIS-aided wireless systems. Specifically, we develop a novel techniqu…