Recent Submissions

  • OFDM Full-Duplex DF Relaying under I/Q Imbalance and Loopback Self-Interference 

    Mokhtar, M.; Al-Dhahir, N.; Hamila, R. ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Article)
    We analyze the outage probability of dual-hop full-duplex (FD) decode-and-forward (DF) relaying for an orthogonal frequency-division multiplexing (OFDM) system in the presence of in-phase and quadrature-phase (I/Q) imbalance ...
  • Energy-efficient based on cluster selection and trust management in cooperative spectrum sensing 

    Chkirbene, Zina; Hasna, Mazen O.; Hamila, Ridha; Hamdi, Noureddine ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)
    Cooperative spectrum sensing (CSS) has been proposed as a solution for radio spectrum resources scarcity problem. Clustering technique is introduced to increase the performance of CSS and overcome the shadowing and fading ...
  • Impact of moisture contents on the performance of organic bi-layer ITO/OD thermo-electric cells 

    Ahmad, Zubair; Karimov, Khasan S.; Touati, Farid; Moiz, S. A.; Ali, Rashid; ... more authors ( Springer New York LLC , 2016 , Article)
    We propose a bi-layer thermo-electric cell based on elastic indium tin oxide (ITO) substrate and organic semiconductor orange dye (OD). It is observed that thermo-electric voltages are ~30% higher in bi-layer ITO/OD cell ...
  • Structural, morphological and optical properties of PEDOT:PSS/QDs nano-composite films prepared by spin-casting 

    Najeeb, Mansoor Ani; Abdullah, Shahino Mah; Aziza, Fakhra; Ahmad, Zubair; Rafique, Saqib; ... more authors ( Elsevier B.V. , 2016 , Article)
    This paper describes the structural, morphological and optical properties of the nano-composite of poly (3,4-ethylenedioxythiophene) polystyrene sulfonate (PEDOT:PSS) and quantum dots (QDs). The ZnSe and CdSe QDs have been ...
  • A Kernel-Based PCA Approach to Model Reduction of Linear Parameter-Varying Systems 

    Rizvi, Syed Z.; Mohammadpour, Javad; Toth, Roland; Meskin, Nader ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Article)
    This brief presents a model reduction method for linear parameter-varying (LPV) systems using kernel-based principal component analysis (PCA). For state-space LPV models that are affine or rational in the scheduling variables ...
  • A Nine-Switch-Converter-Based Integrated Motor Drive and Battery Charger System for EVs Using Symmetrical Six-Phase Machines 

    Diab, Mohamed S.; Elserougi, Ahmed A.; Abdel-Khalik, Ayman S.; Massoud, Ahmed M.; Ahmed, Shehab ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Article)
    This paper presents a new configuration for integrated on-board battery chargers of electric vehicles (EVs) incorporating symmetrical six-phase machines. The configuration proposes an exclusive utilization of a nine-switch ...
  • Online adaptation of rotor resistance based on sliding mode observer kwith backstepping control of a five-phase induction motor drives 

    Echeikh, H.; Trabelsi, R; Iqbal, Atif; Mimouni, M.F.; Alammari, R ( Institute of Advanced Engineering and Science , 2016 , Article)
    Multiphase electric drives have been developed due to numerous advantages offered by those machines when it compared with the conventional three-phase machines. Multiphase motor drives are considered for applications, where ...
  • Proactive spectrum sharing incentive for physical layer security enhancement using outdated CSI 

    Tourki, Kamel; Hasna, Mazen O. ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Article)
    We investigate the spectrum sharing possibility as an incentive to enhancing the physical layer security. The concept behind this is that a legitimate source-destination pair, communicating in the presence of a passive ...
  • Energy efficient spectrum allocation and mode selection for mission-critical D2D communications 

    Apostolos, Galanopoulos; Konstantinos, Kousias; Aikaterini, Nikolaidou; Foukalas, Fotis; Khattab, Tamer ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)
    Device-to-device (D2D) communications is considered as a key enabling technology in future cellular networks and thus, it has become an intriguing topic for research. It refers to an innovative technology that enables User ...
  • Energy efficient path planning techniques for UAV-based systems with space discretization 

    Ahmed, Shaimaa; Mohamed, Amr; Harras, Khaled; Kholief, Mohamed; Mesbah, Saleh ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)
    Unmanned Aerial Vehicles are miniature air-crafts that have proliferated in many military and civil applications. Their affordability allows for tasks to be held with not just one but a fleet of UAVs. One of the problems ...
  • Underlay cognitive radio : What is the impact of carrier aggregation and relaying on throughput ? 

    Diamantoulakis, Panagiotis D.; Pappi, Koralia N.; Muhaidat, Sami; Karagiannidis, George K.; Khattab, Tamer ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)
    In this paper, we investigate joint relay selection and optimal power allocation, as a means to maximize the achievable rate of an underlay cooperative cognitive radio with carrier aggregation, taking into account the ...
  • Performance analysis of full-duplex multiuser decode-And-forward relay networks with interference management 

    Omri, Aymen; Behbahani, Alireza S.; Eltawil, Ahmed M.; Hasna, Mazen O. ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)
    In this paper, a cooperative communications scheme with interference management is proposed for Full-Duplex (FD) multi-user, decode-And-forward (DF) relay networks. The scheme is based on a relay selection method that ...
  • An efficient reduced complexity PAPR reduction approach for 3GPP LTE system 

    Sghaier, Mouna; Abdelkefi, Fatma; Omri, Aymen; Siala, Mohamed ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)
    In wideband communication systems, Multi-Input Multi-Output Orthogonal Frequency Division Multiplexing (MIMO-OFDM) has been proposed as an efficient technique to enhance the link reliability and the spectral efficiency. ...
  • Novel cooperative policy for cognitive radio networks: Stability region and delay analysis 

    Salman, Mohamed; El-Keyi, Amr; Nafie, Mohammed; Hasna, Mazen ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)
    We consider a cognitive radio system that consists of primary user, secondary user, and their destinations. The secondary user has a relaying capability, i.e., it transmits the relayed packets from the primary user. Unlike ...
  • Optimized collaborative spectrum sensing in energy harvesting cognitive radio networks 

    Adeli, Mohammad Hassan; Mohammadian, Fariba; Taherpour, Abbas; Khattab, Tamer ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)
    We study the probability of error optimization problem in collaborative spectrum sensing (CSS) with limited time and energy resources in energy harvesting cognitive radio (CR) networks. The frame structures for sensing and ...
  • Optimal collaborative energy harvesting spectrum sensing with limited time resource 

    Mohammadian, Fariba; Pourgharehkhan, Zahra; Taherpour, Abbas; Khattab, Tamer ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)
    We study a collaborative spectrum sensing (CSS) problem with limited time and energy resources in cognitive radio (CR) network. Time duration of sensing and data transmission, if the spectrum is identified as vacant, are ...
  • PTNet: A parameterizable data center network 

    Baccour, Emna; Foufou, Sebti; Hamila, Ridha ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)
    This paper presents PTNet, a new data center topology that is specifically designed to offer a high and parameterized scalability with just one layer architecture. Furthermore, despite its high scalability, PTNet grants a ...
  • On the performance of spectrum sensing based on GLR for full-duplex cognitive radio networks 

    Badawy, Ahmed; Khattab, Tamer; Elfouly, Tarek; Chiasserini, Carla-Fabiana; Trinchero, Daniele ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)
    In cognitive radio networks, secondary users (SUs) utilize the unused spectrum slots in the assigned band for the primary users (PUs). Conventional cognitive radio networks operate in half-duplex (HD) mode. Recently, ...
  • VacoNet: Variable and connected architecture for data center networks 

    Chkirbene, Zina; Foufou, Sebti; Hamila, Ridha ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)
    Todays data centers may contain tens of thousands of computers with progressively more specialized and expensive equipments. Thus, the research community has proposed various interconnect topologies e.g FatTree, Dcell and ...
  • Energy efficient power allocation for carrier aggregation enabled communications systems 

    Ropokis, George A.; Foukalas, Fotis ( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference Paper)
    The Energy Efficiency (EE) of Carrier Aggregation (CA) enabled communications systems is studied. In more detail, the problem of the optimal power allocation for CA enabled systems exploiting multiple Parallel Frequency ...

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