Explanipedia

Channel characterization in screen-to-camera based optical camera communication Open

Vaigai Nayaki Yokar, Hoa Le Minh · 2025

With the increase in optical camera communication (OCC), a screen to camera-based communication can be established. This opens a new field of visible light communication (VLC) known as smartphone to smartphone based visible light communica…

Adaptive received signal strength-based localization and channel state information estimation model for indoor multiple-input multiple-output visible light communication using the distance vector (Erratum) Open

Tran The Son, Dat Vuong, Hoa Le Minh, Zabih Ghassemlooy, Duong Huu Ai , et al. · 2023

Performance evaluation technique for screen‐to‐camera‐based optical camera communications Open

Vaigai Nayaki Yokar, Hoa Le Minh, Zabih Ghassemlooy, Wai Lok Woo · 2023

The increasing development and utilisation of optical camera communications offer an excellent opportunity for the implementation of the smartphone‐to‐smartphone‐based visible light communications (S2SVLC) system. In this study, the author…

A Novel Adaptive Rss-Based Localization and Auto-Correction Model for Indoor Mimo Vlc Using the Distance Vector Open

Tran The Son, Dat Vuong, Duong Huu Ai, Hoa Le Minh, Huynh Cong Cong Phap , et al. · 2022

The Utilization of Artificial Neural Network Equalizer in Optical Camera Communications Open

Othman Isam Younus, Navid Bani Hassan, Zabih Ghassemlooy, Stanislav Zvánovec, Luís Nero Alves , et al. · 2021

In this paper, we propose and validate an artificial neural network-based equalizer for the constant power 4-level pulse amplitude modulation in an optical camera communications system. We introduce new terminology to measure the quality o…

An Indoor Visible Light Positioning System Using Tilted LEDs with High Accuracy Open

Neha Chaudhary, Othman Isam Younus, Luís Nero Alves, Zabih Ghassemlooy, Stanislav Zvánovec , et al. · 2021

The accuracy of the received signal strength-based visible light positioning (VLP) system in indoor applications is constrained by the tilt angles of transmitters (Txs) and receivers as well as multipath reflections. In this paper, for the…

Physical layer security for IEEE 802.15.7 visible light communication: chaos‐based approach Open

Tran The Son, Hoa Le Minh, Nauman Aslam, Quynh Nguyen Quang Nhu · 2020

This study proposes a chaos‐based security model applied to the physical (PHY) layer of visible light communication (VLC) systems in accordance with the IEEE 802.15.7 standard. The proposed model employs a chaotic signal generated by a Col…

Investigation of VBLAST Equalization Technique for Underwater Acoustic Communications Open

B. Pranitha, L. Anjaneyulu, Hoa Le Minh, Nauman Aslam, V. Sandeep Kumar · 2020

Underwater Acoustic Communications (UWAC) is an emerging technology in the field of underwater communications, and it is challenging because of the signal attenuation of the sound waves. Multiple Input and Multiple- Output (MIMO) is introd…

Investigation of VBLAST Equalization Technique for Underwater Acoustic Communications Open

Pranitha Boddu, L. Anjaneyulu, Hoa Le Minh, Nauman Aslam, Sandeep Vandala Kumar · 2020

Underwater Acoustic Communications (UWAC) is an emerging technology in the field of underwater communications, and it is challenging because of the signal attenuation of the sound waves. Multiple Input and Multiple-Output (MIMO) is introdu…

Dynamic Physical-Layer Secured Link in a Mobile MIMO VLC System Open

Othman Isam Younus, Hoa Le Minh, Pham Tien Dat, Naokatsu Yamamoto, Anh T. Pham , et al. · 2020

This paper proposes a novel approach to provide a privately secured multiple-input and multiple-output visible light communication (VLC) in the mobility conditions. In the proposed system, a private secured VLC link is adaptively allocated…

Data Rate Enhancement in Optical Camera Communications Using an Artificial Neural Network Equaliser Open

Othman Isam Younus, Navid Bani Hassan, Zabih Ghassemlooy, Paul Anthony Haigh, Stanislav Zvánovec , et al. · 2020

In optical camera communication (OCC) systems leverage on the use of commercial off-the-shelf image sensors to perceive the spatial and temporal variation of light intensity to enable data transmission. However, the transmission data rate …

Data Rates Enhancement Using an Artificial Neural Network Equaliser in Optical Camera Communications Open

Othman Isam Younus, Zabih Ghassemlooy, Paul Anthony Haigh, Stanislav Zvánovec, Luís Nero Alves , et al. · 2019

Diagnosis and monitoring of Alzheimer's patients using classical and deep learning techniques Open

Mohsin Raza, Muhammad Awais, Waqas Ellahi, Nauman Aslam, Huan X. Nguyen , et al. · 2019

Optoelectronic Modelling, Circuit Design and Modulation for Polymer-Light Emitting Diodes for Visible Light Communication Systems Open

Andrew Burton, Alessandro Minotto, Paul Anthony Haigh, Zabih Ghassemlooy, Hoa Le Minh , et al. · 2019

This paper investigates the use of organic polymer light emitting diodes (PLEDs) for the use in visible light communications (VLC). We prepared blue and green emitting PLEDs using commercial light-emitting polymers, and then characterised …

Investigation into Using Compensation for the Nonlinear Effects of the Output of LEDs in Visible Light Communication Systems Open

Andrew Burton, Zabih Ghassemlooy, Stanislav Zvánovec, Paul Anthony Haigh, Hoa Le Minh , et al. · 2019

This paper investigate the effects of the nonlinear output power to the input current transfer function of a light emitting diode (LED) used as the transmitter in visible light communication systems, and proposes a compensation technique t…

Chaos Synchronization in Visible Light Communications with Variable Delays Induced by Multipath Fading Open

Pep Canyelles-Pericas, Paul Anthony Haigh, Zabih Ghassemlooy, Andrew Burton, Xuewu Dai , et al. · 2018

Visible Light Communication (VLC) uses light-emitting diodes to provide wireless connectivity in public environments. Transmission security in this emerging channel is not trivial. Chaotic modulation techniques can provide encryption direc…

Investigation of WDM VLC Using Standard 5 mm RGB LEDs Open

Andrew J. Burton, Stanislav Zvánovec, Zabih Ghassemlooy, Paul Anthony Haigh, Izzat Darwazeh , et al. · 2018

This paper investigates wavelength division multiplexing (WDM) uisng standard off-the shelf commercial 5 mm red, green, blue chip light-emitting diodes for visible light communications (VLC). From the initial observations of the illuminanc…

Physical layer simulator of the deep space to ground high photon efficiency optical wireless communications link Open

Andrew Burton, Zabih Ghassemlooy, Hoa Le Minh, Pantelis‐Daniel Arapoglou · 2018

This paper focuses on the implementation of the physical layer simulator for the deep space to ground high photon efficiency optical wireless communications link designed by NASA. The link employs the serially concatenated pulse position m…

Non-line-of-sight 2 × N indoor optical camera communications Open

Navid Bani Hassan, Zabih Ghassemlooy, Stanislav Zvánovec, Pengfei Luo, Hoa Le Minh · 2018

We propose, for the first time to the best of our knowledge, a novel non-line-of-sight 2×N indoor optical camera communication system, where N is the number of pixels in the camera with a unique packet structure and a detection methodology…

Dynamic Priority Based Reliable Real-Time Communications for Infrastructure-Less Networks Open

Mohsin Raza, Hoa Le Minh, Nauman Aslam, Sajjad Hussain, Muhammad Ali Imran , et al. · 2018

This paper proposes a dynamic priority system at medium access control (MAC) layer to schedule time sensitive and critical communications in infrastructure-less wireless networks. Two schemes, priority enabled MAC (PE-MAC) and optimized PE…

LED based lighting and communications: An emerging technology for a greener more sustainable future Open

Andrew Burton, Hoa Le Minh, Nauman Aslam, Loan T. Le, Trang Nguyen · 2017

The paper discusses on the effect that the growth in our energy consumption as a species is having upon the planet, and how the global lighting and telecommunications industries are major contributors. We demonstrate that through the adopt…

Software-Defined Approach for Communication in Autonomous Transportation Systems Open

Piyush Dhawankar, Mohsin Raza, Hoa Le Minh, Nauman Aslam · 2017

Autonomous driving technology offers a promising solution to reduce road accidents, traffic congestion, and fuel consumption. The management of vehicular networks is challenging as it demands mobility, location awareness, high reliability …

Deterministic Scheduling for Energy Efficient and Reliable Communication in Heterogeneous Sensing Environments in Industrial Wireless Sensor Networks Open

Mohsin Raza, Hoa Le Minh, Nauman Aslam, Sajjad Hussain · 2017

The present-day industries incorporate many applications, and complex processes, hence, a large number of sensors with dissimilar process deadlines and sensor update frequencies will be in place. This paper presents a scheduling algorithm,…

Communication Infrastructure and Data Requirements for Autonomous Transportation Open

Piyush Dhawankar, Hoa Le Minh, Nauman Aslam, Mohsin Raza · 2017

Autonomous driving technology has been regarded as a promising solution to reduce road accidents and traffic congestion, as well as to optimize the usage of fuel and lane. However, one of the main challenges in autonomous driving is a limi…

Contents: Chem. Eng. Technol. 12/2016 Open

N. Long, Hoa Le Minh, Farhan Jalees Ahmad, Patricia Luis, Mary Lee , et al. · 2016

Energy Optimization in Separation ProcessesReview: The need for greater sustainability has prompted industry to search for opportunities to improve process performance.Process intensification has become the main way to meet needs such as d…

MSAR: A metric self-adaptive routing model for Mobile Ad Hoc Networks Open

Tran The Son, Hoa Le Minh, Nauman Aslam · 2016

A Hybrid Optical Fiber and FSO System for Bidirectional Communications Used in Bridges Open

Yi‐Lin Yu, Shien‐Kuei Liaw, Hsi‐Hsir Chou, Hoa Le Minh, Zabih Ghassemlooy · 2015

In this paper, a 10-Gb/s hybrid optical fiber (OF) and free-space optics (FSO) link as part of a bidirectional long-haul OF transmission for application in outdoor environments such as bridges is proposed. A fiber-Bragg-grating (FBG) senso…

Experimental Demonstration of RGB LED-Based Optical Camera Communications Open

Pengfei Luo, Min Zhang, Zabih Ghassemlooy, Hoa Le Minh, Hsin‐Mu Tsai , et al. · 2015

Red, green, and blue (RGB) light-emitting diodes (LEDs) are widely used in everyday illumination, particularly where color-changing lighting is required. On the other hand, digital cameras with color filter arrays over image sensors have b…

A Multi-CAP Visible-Light Communications System With 4.85-b/s/Hz Spectral Efficiency Open

Paul Anthony Haigh, Andrew Burton, Khald Werfli, Hoa Le Minh, Edward Bentley , et al. · 2015

In this paper, we experimentally demonstrate a multiband carrierless amplitude and phase modulation format for the first time in VLC. We split a conventional carrierless amplitude and phase modulated signal into m subcarriers in order to p…

Wavelength-Multiplexed Polymer LEDs: Towards 55 Mb/s Organic Visible Light Communications Open

Paul Anthony Haigh, Francesco Bausi, Hoa Le Minh, Ioannis Papakonstantinou, Wasiu O. Popoola , et al. · 2015

We present recent progress on visible light communication systems using polymer light-emitting diodes as the transmitters and a commercial silicon photodetector as the receiver. In this paper, we use transmitters at red, green, and blue wa…

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