Search Results for author: Tamer Khattab

Found 13 papers, 1 papers with code

Large Array Antenna Spectrum Sensing in Cognitive Radio Networks

no code implementations22 Feb 2024 Amirhossein Taherpour, Abbas Taherpour, Tamer Khattab

The simulation results provide evidence that the proposed detectors exhibit efficient performance in wireless networks featuring large array antennas.

Caching Through the Skies: The Case of LEO Satellites Connected Edges for 6G and Beyond

no code implementations22 Mar 2023 Basem Abdellatif, Mostafa M. Shibl, Tamer Khattab, John Tadrous, Tarek Elfouly, Nizar Zorba

The simulation results indicate that the integration of LEO satellites in edge caching for 6G and beyond networks decreased the required transmission power for relaying the data from the data center to the edge caches.

A General Model for Pointing Error of High Frequency Directional Antennas

no code implementations30 Aug 2022 Mohammad Taghi Dabiri, Mazen Hasna, Nizar Zorba, Tamer Khattab, Khalid A. Qaraqe

This paper focuses on providing an analytical framework for the quantification and evaluation of the pointing error for a general case at high-frequency millimeter wave (mmWave) and terahertz (THz) communication links.

valid Vocal Bursts Intensity Prediction

Enabling Long mmWave Aerial Backhaul Links via Fixed-Wing UAVs: Performance and Design

no code implementations15 Mar 2022 Mohammad Taghi Dabiri, Mazen Omar Hasna, Nizar Zorba, Tamer Khattab

Using the SNR distribution, we derive closed-form expressions for the outage probability and the ergodic capacity of the considered system as a function of all system parameters.

A Study of Multihop mmW Aerial Backhaul Links

no code implementations8 Mar 2022 Mohammad Taghi Dabiri, Mazen Omar Hasna, Tamer Khattab, Khalid Qaraqe

The main contribution of this paper is to analyze a long networked flying platform (NFP)-based millimeter wave (mmWave) backhaul link that is offered as a cost effective and easy to deploy solution to connect a disaster or remote area to the nearest core network.

Long mmWave Backhaul Connectivity Using Fixed-Wing UAVs

no code implementations8 Mar 2022 Mohammad Taghi Dabiri, Mazen Omar Hasna, Nizar Zorba, Tamer Khattab

This paper discusses the analysis of a fixed-wing unmanned aerial vehicle (UAV)-based millimeter wave (mmWave) backhaul link, that is offered as a cost-effective and easy deploy the solution to connect a disaster or remote area to the nearest core network.

A Critical Review of Baseband Architectures for CubeSats Communication Systems

no code implementations24 Jan 2022 Amr Zeedan, Tamer Khattab

However, this requires innovative solutions to overcome the significant challenges that face high-data-rate low-power space communications.

Deep Reinforcement Learning Powered IRS-Assisted Downlink NOMA

no code implementations3 Apr 2021 Muhammad Shehab, Bekir S. Ciftler, Tamer Khattab, Mohamed Abdallah, Daniele Trinchero

In this work, we examine an intelligent reflecting surface (IRS) assisted downlink non-orthogonal multiple access (NOMA) scenario with the aim of maximizing the sum rate of users.

reinforcement-learning Reinforcement Learning (RL)

Design Challenges of Multi-UAV Systems in Cyber-Physical Applications: A Comprehensive Survey, and Future Directions

no code implementations23 Oct 2018 Reza Shakeri, Mohammed Ali Al-Garadi, Ahmed Badawy, Amr Mohamed, Tamer Khattab, Abdulla Al-Ali, Khaled A. Harras, Mohsen Guizani

We present and propose state-of-the-art algorithms to address design challenges with both quantitative and qualitative methods and map these challenges with important CPS applications to draw insightful conclusions on the challenges of each application.

A Distributed Approach for Networked Flying Platform Association with Small Cells in 5G+ Networks

no code implementations21 Apr 2017 Syed Awais Wahab Shah, Tamer Khattab, Muhammad Zeeshan Shakir, Mazen Omar Hasna

The association problem of these NFP-hubs and small-cell base stations is formulated considering backhaul link and NFP related limitations such as maximum number of supported links and bandwidth.


Optimal Cooperative Cognitive Relaying and Spectrum Access for an Energy Harvesting Cognitive Radio: Reinforcement Learning Approach

no code implementations30 Mar 2014 Ahmed El Shafie, Tamer Khattab, Hussien Saad, Amr Mohamed

It manages the flow of the undelivered primary packets to its relaying queue using the appropriate actions over time slots.

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