Browsing by Author "Khattab, T."
Now showing items 41-60 of 96
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Federated Learning Stability Under Byzantine Attacks
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Conference Paper)Federated Learning (FL) is a machine learning approach that enables private and decentralized model training. Although FL has been shown to be very useful in several applications, its privacy constraints cause a lack of ... -
Generalized dynamic spectrum access: An order statistics design perspective
( Elsevier GmbH , 2008 , Article)A new adaptive multiple access scheme based on the theory of order statistics is introduced. The proposed algorithm employs a semi-random allocation mechanism that limits subchannel selection to the highest-gain subchannels. ... -
Hybrid Physical Layer Security for Passive RFID Communication
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Thanks to its low cost, small weight and energy efficiency, passive radio frequency identification (RFID) backscatter communications systems have attracted a lot of attention in several application fields. However, such ... -
Hybrid Physical Layer Security for Passive RFID Communication
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Thanks to its low cost, small weight and energy efficiency, passive radio frequency identification (RFID) backscatter communications systems have attracted a lot of attention in several application fields. However, such ... -
ICIC-Enabled Association and Channel Selection for UAV-BSS Based on User Locations and Demands
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference Paper)In this work, the downlink association problem is studied when inter-cell interference coordination (ICIC) is enabled at the network side. The serving base stations (BSs) are mounted over unmanned aerial vehicles (UAVs), ... -
Inductive power transfer with wireless communication system for electric vehicles
( IEEE , 2013 , Conference Paper)This paper explores the employment of inductive power transfer and data transfer (IPDT) for charging of electric vehicles (EV). The main objective of this paper spans the analysis and development of the inductive power ... -
Innovative ad-hoc wireless sensor networks to significantly reduce leakages in underground water infrastructures
( IEEE , 2010 , Conference Paper)This paper presents an ICT solution to overcome the problem of water dispersion in water distribution networks. Leakage prevention and breaks identification in water distribution networks are fundamental for an adequate ... -
Interference cancellation through interference alignment for downlink of cognitive cellular networks
( Institution of Engineering and Technology , 2015 , Article)Interference cancellation through interference alignment (IA) at the downlink of cognitive cellular networks is proposed. IA helps the spatial resources to be shared among primary and secondary cells, and thus it can provide ... -
IoT Anti-Jamming Strategy Using Game Theory and Neural Network
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)The internet of things (IoT) is one of the most exposed networks to attackers due to its widespread and its heterogeneity. In such networks, jamming attacks are widely used by malicious users to compromise the private and ... -
IoT Anti-Jamming Strategy Using Game Theory and Neural Network
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)The internet of things (IoT) is one of the most exposed networks to attackers due to its widespread and its heterogeneity. In such networks, jamming attacks are widely used by malicious users to compromise the private and ... -
Joint coding for proactive caching with changing file popularities
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)Proactive caching is a promising technique used to minimize peak traffic rates by storing popular data, in advance, at different nodes in the network. We study a cellular network with one base station (BS) communicating ... -
Lifetime maximization for greedy selective relay strategies
(2009 , Conference Paper)In this paper we propose a new algorithm for selective relay strategies with Amplify-and-Forward (AF) relays which improves the relay network lifetime. The lifetime of the relay network is defined as the maximum number of ... -
Lifetime maximization with predictive power management in selective relay networks
( Institute of Electrical and Electronics Engineers Inc. , 2009 , Conference Paper)A diversity scheme which exploits the existence of a source-destination path to improve the lifetime and outage probability of a wireless selective relay network with Amplifyand-Forward (AF) relays is proposed and studied. ... -
Maximizing Dense Network Flow through Wireless Multihop Backhauling using UAVs
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)UAV enabled communications promise to provide solutions for many challenges raised by the emerging and future 5G+ networks, especially the ones related to backhauling a network of ultra dense small cells (SC), while ... -
Mean squared error analysis for OFDMA signals under joint Tx/Rx IQ imbalance
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Conference Paper)In this paper, a normalized mean squared error (NMSE) expression is derived for an orthogonal frequency division multiple access link under the effects of joint transmitter (Tx) and receiver (Rx) in-phase/quadrature imbalance ... -
Non-data-aided SNR estimation for QPSK modulation in AWGN channel
( IEEE Computer Society , 2014 , Conference Paper)Signal-to-noise ratio (SNR) estimation is an important parameter that is required in any receiver or communication systems. It can be computed either by a pilot signal data-aided approach in which the transmitted signal ... -
On Channel Selection for Carrier Aggregation Systems
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Article)In this paper, the problem of sub-channel selection for carrier aggregation (CA) systems is examined. CA enables the achievement of high data rate links via simultaneous transmissions over multiple component carriers. A ... -
On network flow maximization via multihop backhauling and UAVs: An integer programming approach
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Conference Paper)Although small cells (SC) densification approach plays a prominent role in achieving the data rate and coverage requirements in 5G networks, it poses serious challenges concerning the flexible and cost efficient backhauling ... -
On Optimizing the Secrecy Performance of RIS-Assisted Cooperative Networks
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference Paper)Employing reconfigurable intelligent surfaces (RIS) is emerging as a game-changer candidate, thanks to their unique capabilities in improving the power efficiency and supporting the ubiquity of future wireless communication ... -
On spectrum sharing between energy harvesting cognitive radio users and primary users
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)This paper investigates the maximum throughput for a rechargeable secondary user (SU) sharing the spectrum with a primary user (PU) plugged to a reliable power supply. The SU maintains a finite energy queue and harvests ...