There is significant enthusiasm for the employment of Deep Neural Networks (DNNs) for important tasks in major wireless communication systems: channel estimation and decoding in orthogonal frequency division multiplexing (OFDM) systems, end-to-end ...

Physical layer (PHY) security is an important issue in wireless communication systems. In this study, the authors investigate the interactions between the PHY security performance and the spectrum access technique in a cooperative cognitive radio (CR) ...

This study presents a mobile edge computing (MEC)‐enabled UAV communication system, where a number of UAVs are served by terrestrial base stations (TBSs) equipped with computation resource in the non‐orthogonal multiple access manner. Each UAV has to ...

Resource allocation in wireless communication systems is of great concern in order to guarantee the efficient utilisation of scary resources. In space–time block codes‐based multiple‐input multiple‐output with orthogonal frequency division multiplexing (...

Multiple‐input multiple‐output is being considered as a highly interesting topic for the new generation of wireless communication systems. The major challenge is how to enhance the link reliability while neither affecting the spectral efficiency nor the ...

This work examines the use of genetic algorithms (GAs) to optimise two different problems regarding positioning applications in wireless communication systems. The first problem involves speeding‐up the search for the mobile station (MS) position in ...

Wireless Communication technologies are growing rapidly to meet increasing demands of users. This creates overhead in existing wireless systems. This manifests in the continuous development of wireless systems to keep pace with the increasing capacity ...

In this study, the authors investigate the secrecy performance at the physical layer of wireless communication systems where the channels are modelled as cascaded fading channels, in which the fading effects are worse than those in the cellular ...

Orthogonal frequency division multiplexing‐based pattern division multiple access (PDMA) is considered as a promising multiple access scheme for future wireless communication systems due to its high spectral efficiency and powerful ability to support ...

Multi‐hop relaying is used to extend the reach of wireless communication systems whereas cooperative relaying is used to improve the performance gain by exploiting the spatial diversity. In this study, the authors combine these two techniques to improve ...

Cognitive radio (CR) technology enables adaptation of transmission parameters according to the operating environment and different quality of service (QoS) requirements. This feature can be applied to realise green radios as recent research trends are ...

Multiple antennas can be used for increasing the amount of diversity or number of degrees of freedom in wireless communication systems. In this study, the authors consider a wireless half‐duplex relay network consisting of one source–destination pair each ...

In wireless communication systems, it is well known that inter‐symbol interference (ISI) can be avoided by using a pair of matched square‐root‐raised‐cosine (SRRC) filters in the transmitter and receiver. In an effort to find methods which minimise the ...

The physical layer security in the up‐link of the wireless communication systems is often modelled as the multiple access wiretap channel (MAC‐WT), and recently it has received a lot attention. In this paper, the MAC‐WT has been re‐visited by considering ...

Cognitive femtocell has emerged as a promising technique for indoor users in wireless communication systems since they opt the cognitive and self‐configuration capabilities. Spectrum sensing is a non‐trivial approach in cognitive radio networks. A number ...

With the development of multi‐antenna systems, the channel mode is crucial for estimating the potential of multiple‐antenna, wireless communication systems. Various channel models have been proposed. However, most of them assume that multipath signals ...

Wireless communication systems with energy harvester are attracting much attention due to their ability to improve the system operation time. Extensive research has been carried out on how to maximise the sum of mutual information over multiple time slots ...

This letter presents the experimental results of a novel planar antenna design which is synthesized using simplified composite left/right-handed transmission-line SCRLH-TL, which is a version of a conventional composite left/right handed-transmission-...

The future wireless communication systems require an intelligent and service adaptive network selection to perform vertical handover (HO) in heterogeneous environments. Since multiple parameters are considered to select the best suitable network, reducing ...

In this study, the authors propose a distributed turbo coded (DTC) scheme utilising two best relays selected among multi‐relays. In this scheme, the considered turbo encoder is a rate 1/3 parallel concatenated code composed of two recursive systematic ...