3 papers
eess.SP2022
Electromagnetic Based Communication Model for Dynamic Metasurface Antennas
Robin Jess Williams, Pablo Ramirez-Espinosa, Jide Yuan +1
Dynamic metasurface antennas (DMAs) arise as a promising technology in the field of massive multiple-input multiple-output (mMIMO) systems, offering the possibility of integrating…
eess.SP2022
Performance Evaluation of Dynamic Metasurface Antennas: Impact of Insertion Losses and Coupling
Pablo Ramírez-Espinosa, Robin Jess Williams, Jide Yuan +1
This paper evaluates the performance of multi-user massive multiple-input multiple-output (MIMO) systems in which the base station is equipped with a dynamic metasurface antenna (D…
cs.IT2019
A Communication Model for Large Intelligent Surfaces
Robin Jess Williams, Elisabeth De Carvalho, Thomas L. Marzetta
The purpose of this paper is to introduce a communication model for Large Intelligent Surfaces (LIS). A LIS is modelled as a collection of tiny closely spaced antenna elements. Due…