[HTML][HTML] Enabling technologies for AI empowered 6G massive radio access networks

M Shahjalal, W Kim, W Khalid, S Moon, M Khan, SZ Liu… - ICT Express, 2023 - Elsevier
Predictably, the upcoming six generation (6G) networks demand ultra-massive
interconnectivity comprising densely congested sustainable small-to-tiny networks. The …

Reconfigurable intelligent surface for physical layer security in 6G-IoT: Designs, issues, and advances

W Khalid, MAU Rehman, T Van Chien… - IEEE Internet of …, 2023 - ieeexplore.ieee.org
Sixth-generation (6G) networks pose substantial security risks because confidential
information is transmitted over wireless channels with a broadcast nature, and various attack …

RIS-aided physical layer security with full-duplex jamming in underlay D2D networks

W Khalid, H Yu, DT Do, Z Kaleem, S Noh - IEEE Access, 2021 - ieeexplore.ieee.org
This paper investigates the physical layer security and data transmission for the underlay
device-to-device (D2D) networks, and considers a combination of the reconfigurable …

Adversarial attacks and defenses in 6g network-assisted iot systems

BD Son, NT Hoa, T Van Chien, W Khalid… - IEEE Internet of …, 2024 - ieeexplore.ieee.org
The Internet of Things (IoT) and massive IoT systems are key to sixth-generation (6G)
networks due to dense connectivity, ultrareliability, low latency, and high throughput …

[HTML][HTML] Overview of RIS-enabled secure transmission in 6G wireless networks

JS Bae, W Khalid, A Lee, H Lee, S Noh, H Yu - Digital Communications and …, 2024 - Elsevier
Abstract As the 6th-Generation (6G) wireless communication networks evolve, privacy
concerns are expected due to the transmission of vast amounts of security-sensitive private …

Joint design of improved spectrum and energy efficiency with backscatter NOMA for IoT

CB Le, DT Do, A Silva, WU Khan, W Khalid, H Yu… - IEEE …, 2021 - ieeexplore.ieee.org
To develop emerging transmission techniques for potential applications of Internet of Things
(IoT), the system performance analysis of a cognitive radio (CR)-enabled ambient …

Rate-energy tradeoff analysis in RIS-SWIPT systems with hardware impairments and phase-based amplitude response

W Khalid, H Yu, J Cho, Z Kaleem, S Ahmad - Ieee Access, 2022 - ieeexplore.ieee.org
This paper investigates the reconfigurable intelligent surface (RIS)-empowered dynamic
power splitting designs for simultaneous wireless information and power transfer (SWIPT) …

[HTML][HTML] Perfect and imperfect successive interference cancellation for channel decoding in downlink visible light non-orthogonal multiple access network

CE Ngene, P Thakur, G Singh - Optik, 2023 - Elsevier
This paper exploits perfect and imperfect-successive interference cancellation (SIC)
technique for channel decoding in downlink visible light-non-orthogonal multiple access (VL …

Optimal Operation of Active RIS-Aided Wireless Powered Communications in IoT Networks

W Khalid, AAA Boulogeorgos… - IEEE Internet of …, 2024 - ieeexplore.ieee.org
Wireless-powered communications (WPCs) are increasingly crucial for extending the
lifespan of low-power Internet of Things (IoT) devices. Furthermore, reconfigurable intelligent …

[HTML][HTML] Advanced physical-layer technologies for beyond 5G wireless communication networks

W Khalid, H Yu, R Ali, R Ullah - Sensors, 2021 - mdpi.com
Fifth-generation (5G) networks will not satisfy the requirements of the latency, bandwidth,
and traffic density in 2030 and beyond, and next-generation wireless communication …