Electrical Engineering: المرسلات الحديثة
السجلات المعروضة 881 -- 900 من 2623
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Maximum throughput of a cooperative energy harvesting cognitive radio user
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)In this paper, we investigate the maximum throughput of a saturated rechargeable secondary user (SU) sharing the spectrum with a primary user (PU). The SU harvests energy packets (tokens) from the environment with a certain ... -
Long mmWave Backhaul Connectivity Using Fixed-Wing UAVs
( Institute of Electrical and Electronics Engineers Inc. , 2022 , Conference Paper)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 to deploy solution to connect a disaster or remote ... -
Multi-user diversity with optimal power allocation in spectrum sharing under average interference power constraint
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)In this paper, we investigate the performance of multi-user diversity (MUD) with optimal power allocation (OPA) in spectrum sharing (SS) under average interference power (AIP) constraint. In particular, OPA through average ... -
Maximum throughput of a secondary user cooperating with an energy-aware primary user
( IEEE Computer Society , 2014 , Conference Paper)This paper proposes a cooperation protocol between a secondary user (SU) and a primary user (PU) which dedicates a free frequency subband for the SU if cooperation results in energy saving. Time is slotted and users are ... -
Modulation-independent non-data-aided SNR estimator for OFDM signals in nakagami fading channels
(2013 , Conference Paper)A signal-to-noise ratio estimator for OFDM signals in Nakagami-m fading channels is proposed. This estimator can be used with any signal constellation. It is an envelope-based non-data-aided estimator that makes use of ... -
On the design of relay-assisted primary-secondary networks
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)The use of N cognitive relays to assist primary and secondary transmissions in a time-slotted cognitive setting with one primary user (PU) and one secondary user (SU) is investigated. An overlapped spectrum sensing strategy ... -
On the degrees of freedom of the cognitive broadcast channel
(2011 , Conference Paper)Cognitive broadcast channel, where two multiantenna transmitters communicate with their respective receivers, is considered. One of the transmitters is said to be cognitive (secondary) as it is assumed to know the messages ... -
On orthogonal band allocation for multiuser multiband cognitive radio networks: Stability analysis
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Article)In this work, we study the problem of band allocation of Mi buffered (i.e., with data queues capable of storing incoming traffic packets) secondary users (SUs) to Mp primary frequency bands licensed to (owned by) Mp buffered ... -
Non-uniform quantized distributed sensing in practical wireless rayleigh fading channel
( Springer Verlag , 2015 , Conference Paper)In this paper, we study non-uniform multilevel quantization problem in cognitive radio networks (CRNs). We consider a practical collaborative spectrum sensing (CSS) scenario in which secondary users (SUs) cooperate with ... -
On the more accurate channel model and positioning based on time-of-arrival for visible light localization
( SPIE , 2017 , Article)This paper presents an improved propagation channel model for the visible light in indoor environments. We employ this model to derive an enhanced positioning algorithm using on the relation between the time-of-arrivals ... -
On the Design of a Relay-Assisted Network
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Article)A relay network composed of a source, a set of relays, and a destination is considered. A queueing framework is proposed, in which each node maintains a buffer to store its incoming traffic. An optimization-based formulation ... -
Identifying crack parameters in slow rotating machinery using vibration measurements and hybrid neuro-particle swarm technique
(2010 , Conference Paper)Low-cycle fatigue-initiated cracks may result in failure in slow-rotating equipments. Online monitoring to identify such fault/crack parameters, namely crack size and crack location, would be critical in providing an early ... -
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 interference cancellation and dirty paper coding for cognitive cellular networks
(2011 , Conference Paper)Downlink communication in a cellular network with a cognitive (secondary) cell is considered. In our model, the base station of the cognitive cell knows the messages of the other cell non-causally. We propose a new ... -
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 ... -
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 ... -
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 ... -
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 ... -
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. ... -
Distributed power control for carrier aggregation in cognitive heterogeneous 5G cellular networks
( Springer Verlag , 2015 , Conference Paper)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 ...