Communication Models for Reconfigurable Intelligent Surfaces: From Surface Electromagnetics to Wireless Networks Optimization

• Published in: Proceedings of the IEEE Vol. 110; no. 9; pp. 1164 - 1209
• Main Authors: Di Renzo, Marco, Danufane, Fadil H., Tretyakov, Sergei
• Format: Journal Article
• Language: English
• Published: New York IEEE 01.09.2022; The Institute of Electrical and Electronics Engineers, Inc. (IEEE); Institute of Electrical and Electronics Engineers
• Subjects: Angle of reflection; Design optimization; Design parameters; Electromagnetic radiation; Electromagnetic scattering; Electromagnetics; Engineering Sciences; Impedance; Mathematical models; Metamaterials; Metasurfaces; modeling; Network design; optimization; Planar structures; Power efficiency; Reactance; Receivers; Reconfigurable intelligent surfaces; reconfigurable intelligent surfaces (RISs); Signal and Image processing; smart radio environments (SREs); Surface waves; Wireless communication; Wireless communications; Wireless networks

A reconfigurable intelligent surface (RIS) is a planar structure that is engineered to dynamically control the electromagnetic waves. In wireless communications, RISs have recently emerged as a promising technology for realizing programmable and reconfigurable wireless propagation environments throu...