تصفح Electrical Engineering حسب العنوان
السجلات المعروضة 2303 -- 2322 من 2555
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Space vector model of a three-phase to five-phase AC/AC converter
( Institute of Electrical and Electronics Engineers Inc. , 2013 , Conference Paper)Multi-phase motor drives becoming popular in some niche application areas such as ship propulsion, 'more electric aircraft' electric and hybrid electric vehicle. The rise in popularity is attributed to fact that they are ... -
Space vector pulse width modulation control techniques for a five-phase quasi-impedance source inverter
( John Wiley and Sons Inc , 2018 , Article)This study proposes space vector modulation (SVM) techniques for a five-phase quasi-impedance source inverter. Five different SVM methods are elaborated utilising four active neighbouring (from two different lengths group) ... -
Space vector pulse width modulation scheme for three to seven phase direct matrix converter
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)In this paper a generalized multi-phase space vector theory is considered for developing the space vector modulation of a three-phase to seven-phase direct matrix converter (DMC). The modulation is based on the control of ... -
Space vector pulse width modulation techniques for a five-phase impedeance source and quazi impedeance source inverters
( IEEE , 2015 , Conference Paper)Impedance source inverter (ZSI) and its variant quasi impedance source inverter (qZSI) are single stage inverters that transform dc to ac and boost the source voltage at the same time. These topologies have attracted great ... -
Space vector pulse-width modulation technique for an eleven-phase voltage source inverter with sinusoidal output voltage generation
( IET , 2015 , Article)This study discusses the space vector pulse-width modulation (SVPWM) scheme for an eleven-phase two-level voltage source inverter, aimed at producing a sinusoidal output voltage waveform. Generalised space vector theory ... -
Space vector PWM for a three-phase to six-phase direct AC/AC converter
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)In this paper a generalized multi-phase space vector theory is considered for developing the space vector modulation of a three-phase to six-phase AC to AC converter. The modulation is based on the control of the voltage ... -
Space vector vs. sinusoidal carrier-based pulse width modulation for a seven-phase voltage source inverter
( China Power Supply Society , 2019 , Article)The paper presents an extensive comparison between two pulse width modulation (PWM) control schemes, namely carrier-based and space vector based PWM for a seven-phase voltage source inverter. Sinusoidal carrier-based PWM ... -
Sparse Equalizers for OFDM Signals with Insufficient Cyclic Prefix
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Article)The cyclic prefix (CP) is appended in orthogonal frequency division multiplexing (OFDM) signals to combat inter-symbol interference (ISI) and inter-carrier interference (ICI) induced by the communication channel, which ... -
Sparsifying dictionary analysis for FIR MIMO channel-shortening equalizers
( IEEE , 2016 , Conference Paper)In this paper, we propose a general framework that transforms the problems of designing sparse finite-impulse response channel-shortening equalizers and target impulse response filters for multiple antenna systems into the ... -
Sparsity-aware joint frame synchronization and channel estimation: Algorithm and USRP implementation
( Institute of Electrical and Electronics Engineers Inc. , 2017 , Conference Paper)Conventional correlation-based frame synchronization techniques can suffer significant performance degradation over multi-path frequency-selective channels. As a remedy, in this paper we consider joint frame synchronization ... -
Sparsity-aware Multiple Relay Selection In Large Decode-and-forward Relay Networks
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)Cooperative communication is a promising technology that has attracted significant attention recently thanks to its ability to achieve spatial diversity in wireless networks with only single-antenna nodes. The different ... -
Sparsity-Aware multiple relay selection in large dual-hop decode-And-forward broadband relay networks
( IEEE , 2016 , Conference Paper)In this paper, three novel techniques are proposed and investigated for multiple relay selection in dual hop OFDM networks. These techniques are based on the exploitation of sparse signal recovery theory and on carefully-designed ... -
Sparsity-aware multiple relay selection in large multi-hop decode-and-forward relay networks
( Springer International Publishing , 2016 , Article)In this paper, we propose and investigate two novel techniques to perform multiple relay selection in large multi-hop decode-and-forward relay networks. The two proposed techniques exploit sparse signal recovery theory to ... -
Sparsity-Based Joint NBI and impulse noise mitigation in hybrid PLC-Wireless transmissions
( IEEE , 2018 , Article)We propose a new sparsity-aware framework to model and mitigate the joint effects of narrow-band interference (NBI) and impulsive noise (IN) in hybrid powerline and unlicensed wireless communication systems. The proposed ... -
Sparsity-cognizant multiple-access schemes for large wireless networks with node buffers
( IEEE , 2015 , Conference Paper)This paper proposes efficient multiple-access schemes for large wireless networks based on the transmitters' buffer state information and their transceivers' duplex transmission capability. First, we investigate the case ... -
Spatiotemporal saliency estimation by spectral foreground detection
( Institute of Electrical and Electronics Engineers Inc. , 2018 , Article)We present a novel approach for spatiotemporal saliency detection by optimizing a unified criterion of color contrast, motion contrast, appearance, and background cues. To this end, we first abstract the video by temporal ... -
Special Issue on Microgrids/Nanogrids Implementation, Planning, and Operation
( MDPI , 2022 , Other)Today's power system faces the challenges of environmental protection, increasing global demand for electricity, high-reliability requirements, clean energy, and planning restrictions. To move towards a green and smart ... -
Special issue: Empowering eHealth with smart internet of things (IoT) medical devices
( MDPI AG , 2019 , Other)[No abstract available] -
Spectrum-aggregating cognitive multi-antenna user with multiple primary users
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)We investigate a cognitive radio scenario involving a single cognitive transmitter equipped with K antennas sharing the spectrum with M primary users (PUs) transmitting over orthogonal bands. Each terminal has a queue to ... -
Speech Command Recognition in Computationally Constrained Environments with a Quadratic Self-Organized Operational Layer
( Institute of Electrical and Electronics Engineers Inc. , 2021 , Conference Paper)Automatic classification of speech commands has revolutionized human computer interactions in robotic applications. However, employed recognition models usually follow the methodology of deep learning with complicated ...