[HTML][HTML] Fair power allocation in cooperative cognitive systems under NOMA transmission for future IoT networks

Z Ali, WU Khan, GAS Sidhu, K Nimmi, X Li… - Alexandria Engineering …, 2022 - Elsevier
To support the massive connectivity in Internet of Things (IoT), several promising techniques
like cognitive radio (CR) and non-orthogonal multiple access (NOMA) enables the user to …

[HTML][HTML] Cooperative backscatter NOMA with imperfect SIC: towards energy efficient sum rate maximization in sustainable 6G networks

M Ahmed, Z Ali, WU Khan, O Waqar, M Asif… - Journal of King Saud …, 2022 - Elsevier
The combination of backscatter communication with non-orthogonal multiple access
(NOMA) has the potential to support low-powered massive connections in upcoming sixth …

Sum-rate optimization for NOMA based two-tier hetnets with massive MIMO enabled wireless backhauling

S Rajoria, A Trivedi, WW Godfrey - AEU-International Journal of Electronics …, 2021 - Elsevier
In this paper, massive MIMO and NOMA techniques are jointly considered in a two tier
heterogeneous network for accommodating huge traffic. In addition, full duplex …

Power allocation and user assignment scheme for beyond 5G heterogeneous networks

K Bakht, F Jameel, Z Ali, WU Khan… - Wireless …, 2019 - Wiley Online Library
The issue of spectrum scarcity in wireless networks is becoming prominent and critical with
each passing year. Although several promising solutions have been proposed to provide a …

Efficient resource management for sum capacity maximization in 5G NOMA systems

A Ali, A Baig, GM Awan, WU Khan, Z Ali… - Applied System …, 2019 - mdpi.com
The modern cellular technologies are expected to provide high data rates and massive
connectivity in fifth generation (5G) systems; however, this may be impossible through …

Intelligent Reflecting Surfaces Enhanced Mobile Edge Computing: Minimizing the Maximum Computational Time

M Sarfraz, HM Alshahrani, K Tarmissi, H Alshahrani… - Sensors, 2022 - mdpi.com
Intelligent reflecting surfaces (IRS) and mobile edge computing (MEC) have recently
attracted significant attention in academia and industry. Without consuming any external …

Multivariate regressive deep stochastic artificial learning for energy and cost efficient 6G communication

R Sekaran, M Ramachandran, R Patan… - … : Informatics and Systems, 2021 - Elsevier
In recent years, with the development of 6 G networks in mobile computing, the energy
consumption of data centers has increased significantly. Therefore, energy saving in data …

Fractional frequency reuse based frequency allocation for 5G HetNet using master–slave algorithm

P Deb, A Mukherjee, D De - Physical Communication, 2020 - Elsevier
Frequency allocation in small cell-based green heterogeneous mobile networks is a
demanding research domain nowadays. Femtocells are the essential components of small …

NOMA-enabled wireless powered backscatter communications for secure and green IoT networks

WU Khan, GAS Sidhu, X Li, Z Kaleem, J Liu - … Communications for Internet …, 2021 - Springer
Non-orthogonal multiple access (NOMA) is becoming one of the promising technologies for
the fifth generation (5G) and beyond 5G (B5G) communications due to its ability of …

A novel approach to fairness-aware energy efficiency in multi-RAT heterogeneous networks

FA Niasar, AR Momen, SA Hosseini - AEU-International Journal of …, 2022 - Elsevier
Heterogeneous cellular networks are a viable solution in response to the growing demand
for broadband services in the new-generation wireless networks. It is more challenging to …