Index Modulation (IM) concept is exploited to propose a novel uplink multiple access
technique called, IM–multiple access (IMMA). In IMMA, part of the transmitted block for each …

Index modulation-based orthogonal frequency division multiple access (IM-OFDMA) has
been recently proposed as a promising candidate for future wireless communication …

In the next generations of communication systems, resources' scarcity devolves to a more
critical point as a consequence of the expected massive number of users to be served …

Jointly enhancing both energy efficiency (EE) and spectrum efficiency (SE) of modulation
schemes becomes one of the main issues for 5G mobile communications. Recently, an …

This study proposes a novel secure uplink index modulation-based orthogonal frequency
division multiple access (IM-OFDMA) systems using artificial in-phase and quadrature …

An enhanced security algorithm for wireless communication system deploying hybrid free
space optical (FSO)-millimeter wave (mmWave) links is proposed in this clause. The …

By embedding each sensor into a reconfigurable intelligent surface (RIS) controller, in this
letter we propose an efficient RIS-based wireless sensor network (WSN) for simultaneous …

Future generations of wireless communication systems are expected to serve a large
number of users with different quality of service requirements. Given the limited spectrum …

Index modulation-based orthogonal division multiple access (IM-OFDMA) has recently been
proposed as a potential technique for future wireless communication systems due to its …

Index Modulation Orthogonal Frequency Division Multiple Access (IM-OFDMA) is a spectral-
efficient uplink multiple access scheme that has been recently proposed. IM-OFDMA relies …