AK Shukla, V Singh, PK Upadhyay… - IEEE Open Journal …, 2021 - ieeexplore.ieee.org
In this paper, we analyze the performance of an energy harvesting (EH)-assisted overlay cognitive non-orthogonal multiple access (NOMA) system. The underlying system consists of …
CK Singh, PK Upadhyay - IEEE Internet of Things Journal, 2021 - ieeexplore.ieee.org
Energy harvesting with cognitive radio and nonorthogonal multiple access (NOMA) techniques offer a promising solution to enhance the spectral and energy efficiency in …
H Wang, R Shi, K Tang, J Dong, S Liao - Entropy, 2021 - mdpi.com
In this paper, we propose a spectrum-sharing protocol for a cooperative cognitive radio network based on non-orthogonal multiple access technology, where the base station (BS) …
Energy and spectral efficiency of Internet of Things (IoT) networks can be improved by integrating energy harvesting (EH), cognitive radio, and nonorthogonal multiple access …
In this paper, we investigate a relay-assisted cooperative spectrum sharing for the considered non-orthogonal multiple access (NOMA) scheme in cognitive radio networks …
In this paper, we investigate a decode-and-forward relay-assisted cooperative non- orthogonal multiple access (NOMA) scheme, where the relay implements a time-switching …
Non‐orthogonal multiple access (NOMA) along with cooperative communications have been recognised as promising candidates for the fifth generation (5G) wireless networks and …
AK Shukla, K Yadav, PK Upadhyay… - IEEE Communications …, 2023 - ieeexplore.ieee.org
This letter investigates an energy harvesting (EH)-assisted coordinated direct and relay transmission in an overlay cognitive non-orthogonal multiple access (NOMA) system …
VH Dang, H Tran, TD Ho, C So-In… - IEEE Transactions …, 2022 - ieeexplore.ieee.org
This paper investigates the throughput of a non-orthogonal multiple access (NOMA)-based cognitive radio (CR) system with multiple unmanned aerial vehicle (UAV)-assisted relays …