Electrical Engineering: المرسلات الحديثة
السجلات المعروضة 1101 -- 1120 من 2811
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Cooperative cognitive relaying under primary and secondary quality of service satisfaction
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference)This paper proposes a new cooperative protocol which involves cooperation between primary and secondary users. We consider a cognitive setting with one primary user (PU) and multIPle secondary users (SUs). The time resource ... -
Band allocation for cognitive radios with buffered primary and secondary users
( Institute of Electrical and Electronics Engineers Inc. , 2016 , Conference)In this paper, we study band allocation of Ms buffered secondary users (SUs) to Mp orthogonal primary licensed bands, where each primary band is assigned to one primary user (PU). Each SU is assigned to one of the available ... -
Compressed wideband spectrum sensing with correlated subband occupancy in multi-antenna cognitive radios
(2012 , Conference)In this paper, we investigate the use of multiple antennas at the cognitive radio receiver for improved wideband spectrum sensing and exploit compressed sensing to reduce the extremely high sampling rate of wideband signal. ... -
Deep visual social distancing monitoring to combat COVID-19: A comprehensive survey
( Elsevier Ltd , 2022 , Article Review)Since the start of the COVID-19 pandemic, social distancing (SD) has played an essential role in controlling and slowing down the spread of the virus in smart cities. To ensure the respect of SD in public areas, visual SD ... -
Distributed power control for carrier aggregation in cognitive heterogeneous 5G cellular networks
( Springer Verlag , 2015 , Conference)In this paper, we study the distributed optimal power allocation for the carrier aggregation in next generation (5G) cognitive radio networks. The presented study relies on the power control and carrier aggregation principles ... -
Efficient collaborative spectrum sensing under the smart primary user emulation attacker network
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference)In this paper, collaborative spectrum sensing to detect random signals corrupted by Gaussian noise in the presence of Primary User Emulation Attackers (PUEAs) is studied. We consider smart PUEAs which aims at increasing ... -
DFT-Based Multi-Directions Directional Modulation
( Institute of Electrical and Electronics Engineers Inc. , 2019 , Article)In this letter, a physically secure multi-directions directional modulation scheme is proposed. The scheme provides an adaptive beam-width assignment, where each user is granted a different beam width based on its channel ... -
Detection of temporally correlated primary user signal with multiple antennas
( Springer Verlag , 2015 , Conference)In this paper, we address the problem of multiple antenna spectrum sensing in cognitive radios (CRs) when the samples of the primary user (PU) signal as well as samples of noise are assumed to be temporally correlated. We ... -
Detecting Attackers during Quantum Key Distribution in IoT Networks using Neural Networks
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference)Internet of Things (IoT) deployments face significant security challenges due to the limited energy and computational power of IoT devices. These challenges are more serious in the quantum communications era, where certain ... -
Energy-Efficient Proactive Scheduling Policies for Finite-Buffer Regular Service Guarantees
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Conference)In this work, we study the energy saving merits of proactive scheduling for downlink multimedia streaming towards a finite-buffer receiver under Rayleigh fading. Three different threshold-based proactive scheduling policies ... -
Deep Reinforcement Learning Powered IRS-Assisted Downlink NOMA
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Article)In this work, we examine an intelligent reflecting surface (IRS) assisted downlink non-orthogonal multiple access (NOMA) scenario intending to maximize the sum-rate of users. The optimization problem at the IRS is quite ... -
Generative Adversarial Network Approach to Future Sermonizing of Housing Dispersal in Emerging Cities
( American Society of Civil Engineers (ASCE) , 2022 , Article)This study aims to visualize the future housing dispersal of expatriates, based on the predicted urban growth in emerging cities. Generalized adversarial networks (GANs) will be utilized to predict the future urban growth ... -
Distributed spectrum sensing of correlated observations in cognitive radio networks
(2013 , Conference)In this paper, Collaborative Spectrum Sensing (CSS) as one of the most efficient sensing approaches in Cognitive Radio Networks (CRNs) is investigated when the Secondary Users (SUs) observations are assumed to be correlated. ... -
Directional Modulation for Secure RFID in Health Systems
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Conference)Radio frequency identification (RFID) systems are gaining more attention in new frontiers of applications due to their simplicity, low size factor and low cost of deployment. One of the emerging frontiers of applications ... -
Expatriates' Housing Dispersal Outlook in a Rapidly Developing Metropolis Based on Urban Growth Predicted Using a Machine Learning Algorithm
( Routledge , 2021 , Article)Housing dispersal in emerging cities should be investigated as it occurs to achieve a better understanding of future housing dispersal. In this study, housing preferences are analyzed in Doha Metropolitan Area based on ... -
Energy-aware joint power, packet and topology optimization by simulated annealing for WSNs
(2013 , Conference)Energy-aware connectivity in wireless sensor networks (WSNs) can increase their network lifetime. This can be achieved by optimizing the power control, a particular communication mechanism and the topology control. To this ... -
Fractional low order cyclostationary-based spectrum sensing in cognitive radio networks
( Springer Verlag , 2015 , Conference)In this paper, we study the problem of cyclostationary spectrum sensing in cognitive radio networks based on cyclic properties of linear modulations. For this purpose, we use fractional order of observations in cyclic ... -
Finite-sample size multiple antennas spectrum sensing
(2012 , Conference)In this paper, we consider the problem of multiple antenna spectrum sensing in Cognitive Radios (CR) by exploiting the prior information about unknown parameters. Specifically, we consider a blind spectrum sensing problem ... -
Efficient FPGA-based implementation of a novel dual mode spectrum sensing technique
(2013 , Conference)Cognitive radio networks require an efficient and reliable method of sensing the spectrum. In this paper, we introduce and implement a new dual mode spectrum sensing technique that is based on combining Quickest Detection ... -
Energy Efficient Spectrum Allocation and Mode Selection for D2D Communications in Heterogeneous Networks
( Institute of Electrical and Electronics Engineers Inc. , 2020 , Article)In this paper, we consider a heterogeneous network consisting of both macro Base Station (MBS) and pico Base Stations (PBSs) in order to provide a spectrum allocation and mode selection in device-to-device (D2D) communications. ...