Abdulah Jeza Aljohani

Reliable Low Power Wide Area Networks-Aided Polar Code

Muteb Alsaqhan, Abdulah Jeza Aljohani, Maazen Alsabaan

Low Power Wide Area Network (LPWAN) has emerged recently as a new IoT technology that offers wide coverage connectivity with low power consumption.However, this extraordinarily wide range and low-power performance come at the expense of high latency and low data rate.In 2008, …

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A ground-to-GEO-to-LEO satellite optical wireless communication link based on a spectrally efficient and secure modulation scheme

Xu Chen, Umair Ali Khan, Salman Ghafoor, Jawad Mirza et autres

Optical wireless communication (OWC) offers significant advantages over traditional radio frequency systems due to its high bandwidth, ease of deployment, license-free operation, immunity to electromagnetic interference, and inherent security benefits. This research presents a novel all-optical technique for transmitting multiple data channels …

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The Bidirectional Relationship between Type 1 Diabetes and Depression according to Patient Health Questionnaire: A Systematic Review

Mohammed Ahmed Al-Anzi, Jana Ibrahim Bakhsh, Lina Abdulrahman Mutyi Alrehaili, Abdulah Jeza Aljohani et autres

The aim of this study is to examine the bidirectional type 1 diabetes (T1D) & depression relationship, using the Patient Health Questionnaire (PHQ) to measure depressive symptomatology. A total of 760 pertinent publications were found after a comprehensive search across four databases. …

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Single laser based novel wavelength shift keying scheme for ground to satellite bidirectional links

Faria, Salman Ghafoor, Jawad Mirza, Abdulah Jeza Aljohani et autres

Abstract Laser communication in space is gaining more recognition due to its ability to provide a much broader and unregulated data transmission capacity compared to traditional radio frequency systems, while also significantly decreasing the size, power requirements, and weight of the communication …

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Quantum long short-term memory (QLSTM) vs. classical LSTM in time series forecasting: a comparative study in solar power forecasting

Saad Zafar Khan, Nazeefa Muzammil, Salman Ghafoor, Haibat Khan et autres

Accurate solar power forecasting is pivotal for the global transition towards sustainable energy systems. This study conducts a meticulous comparison between Quantum Long Short-Term Memory (QLSTM) and classical Long Short-Term Memory (LSTM) models for solar power production forecasting. The primary objective is …

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A bidirectional free space optical link for last-mile terrestrial access links employing a novel wavelength shift keying technique

Changjia Qu, Salman Ghafoor, Arsalan Ahmad, Jawad Mirza et autres

Abstract In this study, we propose a novel wavelength shift keying (WSK) technique that is combined with the conventional intensity modulation scheme for the transmission of point-to-point bidirectional data at the rate of 10 Gbps in each direction. We observe that WSK …

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Symbol error rate minimization using deep learning approaches for short-reach optical communication networks

Muhammad Iqbal, Salman Ghafoor, Arsalan Ahmad, Abdulah Jeza Aljohani et autres

Short-reach optical communication networks have various applications in areas where high-speed connectivity is needed, for example, inter- and intra-data center links, optical access networks, and indoor and in-building communication systems. Machine learning (ML) approaches provide a key solution for numerous challenging situations …

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Combined transmission of PPM and WSK modulated optical signal over free space optical link enabling physical layer security

Faria, Jawad Mirza, Abdulah Jeza Aljohani, Muhammad Ijaz et autres

This work proposes a novel technique for transmission of data from two different sources by using a combination of wavelength shift keying (WSK) and pulse position modulation (PPM) over a free space optical (FSO) link. It has been shown that the proposed …

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Cellular Network From the Sky: Toward People-Centered Smart Communities

Baha Eddine Youcef Belmekki, Abdulah Jeza Aljohani, Saud A. Althubaity, Abdulhadi Al Harthi et autres

The concept of the smart city relies on connectivity and is expected to revolutionize urban living and create sustainable cities. However, while smart cities continue to evolve, small towns, suburbs, and villages lack basic communication infrastructure. This phenomenon exacerbates inequality and perpetuates …

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The Impact of Diabetes Mellitus on COVID-19 Outcomes in ICU Patients in Saudi Arabia, Cross Sectional

Ahmed Fadeil Aleid, Hanin A Alfajih, Shatha Y. Albyali, M Alghamdi et autres

Abstract Background: SARS-CoV-2, alias COVID-19, has exerted overwhelming pressure on the healthcare facilities globally, particularly intensive care units (ICUs). Precautions and glycaemic details should be well complied with to avoid adverse outcomes of COVID-19 in patients with diabetes mellitus (DM). The purpose …

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Quantum Long Short-Term Memory (QLSTM) vs Classical LSTM in Time Series Forecasting: A Comparative Study in Solar Power Forecasting

Saad Zafar Khan, Nazeefa Muzammil, Salman Ghafoor, Haibat Khan et autres

Accurate solar power forecasting is pivotal for the global transition towards sustainable energy systems. This study conducts a meticulous comparison between Quantum Long Short-Term Memory (QLSTM) and classical Long Short-Term Memory (LSTM) models for solar power production forecasting. The primary objective is …

RF/MW Transmission Improvement in Energy Efficient Buildings Using FSS and Its Impact on Thermal Efficiency of Energy-Saving Glass

Ghaffer I. Kiani, Shahid Habib, Muhammad Fasih Uddin Butt, Abdulah Jeza Aljohani

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