A survey of autonomous vehicles: Enabling communication technologies and challenges

MN Ahangar, QZ Ahmed, FA Khan, M Hafeez - Sensors, 2021 - mdpi.com
The Department of Transport in the United Kingdom recorded 25,080 motor vehicle fatalities
in 2019. This situation stresses the need for an intelligent transport system (ITS) that …

Towards secure intra-vehicle communications in 5G advanced and beyond: Vulnerabilities, attacks and countermeasures

H Chen, J Liu, J Wang, Y Xun - Vehicular Communications, 2023 - Elsevier
Abstract Intelligent Connected Vehicle (ICV), as the product of the deep integration of
automobile, electronics, information, and artificial intelligence in the era of 5G advanced and …

Feature-based generalized Gaussian distribution method for NLoS detection in ultra-wideband (UWB) indoor positioning system

F Che, QZ Ahmed, J Fontaine… - IEEE Sensors …, 2022 - ieeexplore.ieee.org
Nonline-of-sight (NLoS) propagation condition is a crucial factor affecting the precision of the
localization in the ultra-wideband (UWB) indoor positioning system (IPS). Numerous …

Ultrawide bandwidth receiver based on a multivariate generalized Gaussian distribution

QZ Ahmed, KH Park, MS Alouini - IEEE Transactions on …, 2014 - ieeexplore.ieee.org
Multivariate generalized Gaussian density (MGGD) is used to approximate the multiple
access interference (MAI) and additive white Gaussian noise in pulse-based ultrawide …

[HTML][HTML] Reconfigurable Intelligent Surface (RIS)-Assisted Non-Terrestrial Network (NTN)-Based 6G Communications: A Contemporary Survey

CE Worka, FA Khan, QZ Ahmed, P Sureephong… - Sensors, 2024 - mdpi.com
This article examines the transformative potential of integrating reconfigurable intelligent
surfaces (RISs) into sixth-generation (6G) wireless non-terrestrial networks (NTNs). The …

Reduced-rank adaptive multiuser detection in hybrid direct-sequence time-hopping ultrawide bandwidth systems

QZ Ahmed, LL Yang - IEEE Transactions on Wireless …, 2010 - ieeexplore.ieee.org
In this paper a range of reduced-rank adaptive multiuser detectors (MUDs) are proposed
and investigated for the hybrid direct-sequence time-hopping ultrawide bandwidth (DS-TH …

UWB indoor localization method based on neural network multi-classification for NLOS distance correction

C Tu, J Zhang, Z Quan, Y Ding - Sensors and Actuators A: Physical, 2024 - Elsevier
It is well known that ultra-wideband (UWB) is widely used in building indoor positioning
systems (IPS) because of its unique advantages. However, compared with the line-of-sight …

Anomaly detection based on generalized Gaussian distribution approach for ultra-wideband (uwb) indoor positioning system

F Che, QZ Ahmed, FA Khan… - 2021 26th International …, 2021 - ieeexplore.ieee.org
With the rapid development of the Internet of Things (IoT), Indoor Positioning System (IPS)
has attracted significant interest in academic research. Ultra-Wideband (UWB) is an …

Device free detection in impulse radio ultrawide bandwidth systems

WB Abbas, F Che, QZ Ahmed, FA Khan, T Alade - Sensors, 2021 - mdpi.com
In this paper, an analytical framework is presented for device detection in an impulse radio
(IR) ultra-wide bandwidth (UWB) system and its performance analysis is carried out. The …

Reduced-rank adaptive least bit-error-rate detection in hybrid direct-sequence time-hopping ultrawide bandwidth systems

QZ Ahmed, LL Yang, S Chen - IEEE Transactions on Vehicular …, 2011 - ieeexplore.ieee.org
The design of high-efficiency low-complexity detection schemes for ultrawide bandwidth
(UWB) systems is highly challenging. This paper proposes a reduced-rank adaptive …