Reconfigurable intelligent surface (RIS) has the capability of boosting system performance
by manipulating the wireless propagation environment. This paper investigates a downlink …

In this Letter, the physical layer security for a novel reconfigurable intelligent surface (RIS)‐
assisted non‐orthogonal multiple access (NOMA) system in a multi‐user scenario is …

Although reconfigurable intelligent surface (RIS) can improve the secrecy communication
performance of wireless users, it still faces challenges such as limited coverage and double …

Active reconfigurable intelligent surface (RIS) is deemed a prospective candidate to
compensate the double fading attenuation caused by the passive RIS, where each element …

Simultaneous transmitting and reflecting reconfigurable intelligent surface (STAR‐RIS) is
capable of achieving full coverage area compared with conventional reflection‐only …

An analytical framework for physical layer security in simultaneous transmitting and
reflecting reconfigurable intelligent surface (STAR-RIS) assisted non-orthogonal multiple …

Reconfigurable intelligent surface (RIS) has been regarded as a promising technology since
it has ability to create the favorable channel conditions. This paper investigates the secrecy …

Secure transmission is essential for future non-orthogonal multiple access (NOMA) system.
This paper investigates relay–antenna selection to enhance physical-layer security of …

As a revolutionary technology, reconfigurable intelligent surface (RIS) has been deemed as
an indispensable part of the 6th generation communications due to its inherent ability to …

Intelligent reflective surface (IRS) technology is emerging as a promising performance
enhancement technique for next-generation wireless networks. Hence, we investigate the …