Industry 4.0 is a new paradigm of digitalization and automation that demands high data rates
and real-time ultra-reliable agile communication. Industrial communication at sub-6 GHz …

Programmable radio environments parametrized by reconfigurable intelligent surfaces
(RISs) are emerging as a new wireless communications paradigm, but currently used …

In a backscatter communication system, the backscatter device (BD) transmits its messages
to the backscatter receiver (BR) by reflecting the incident signal from an external radio …

Reconfigurable intelligent surfaces (RISs) have attracted major attention in the last few
years, due to their useful characteristics. An RIS is a nearly passive thin surface that can …

Active intelligent reflecting surface (IRS) has been recently proposed to alleviate the product
path loss attenuation inherent in the IRS-aided cascaded channel. In this paper, we study an …

Future wireless systems are envisioned to create an endogenously holography-capable,
intelligent, and programmable radio propagation environment, that will offer unprecedented …

The intelligent omni-surface (IOS) is a dynamic metasurface that has recently been
proposed to achieve full-dimensional communications by realizing the dual function of …

Reconfigurable intelligent surfaces (RISs) are considered a promising technology for
boosting the coverage and for enhancing the spectral efficiency of wireless systems, as well …

The emergence of new technological needs in 5 G/6 G networking and broadband satellite
internet access amplifies the demand for innovative wireless communication hardware …

Reconfigurable reflectors have significant potential in future telecommunication systems,
and approaches to the design and realization of full and tunable reflection control are now …