This article studies the problem of designing energy‐efficient joint precoder at source and
relay for multiple‐input multiple‐output cognitive relay networks (MIMO‐CRNs). Existing …

This paper focuses on designing a multiple-input multiple-output (MIMO) Internet-of-Things
(IoT) oriented cognitive multi relay network (CMRN), where the secondary system (SS) …

This paper investigates the problem of energy efficient relay precoder design in multiple-
input multiple-output cognitive relay networks (MIMO-CRNs). This is a non-convex fractional …

This study addresses the energy efficiency (EE) maximisation problem in multi‐input multi‐
output cognitive relay networks, where a secondary transmitter–receiver pair communicates …

In this article, we propose a best relay selection scheme along with the impact of precoder
designing for multi-input multi-output (MIMO) multi-relay cognitive networks (MCNs). Joint …

It is a critical area of study for enhancing the effectiveness of wide-area Cellular Internet of
Things (CIoT) networks. One solution is to merge Software Defined Networking (SDN) with …

This paper analyses the joint relay selection and pre-coder designing problem for underlay
cognitive relay networks (CRNs) where each node is equipped with multiple antennas. We …

This paper presents a joint problem of relay selection and relay precoder designing for multi-
input multi-output (MIMO) multi-relay cognitive networks (MRCNs), where a secondary …

This paper addresses the energy efficiency (EE) maximization problem for a multi-input multi-
output cognitive two-way relay network. The secondary system, comprises of a two-way …

Conventional optimization methods for precoder designing exhibits significantly poor
performance in terms of computational cost and higher latency rate. The reason behind this …