Electrical & Electronics Engineering: Recent submissions
Now showing items 181-200 of 695
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Magnitude and wrap-phase OFDM for MIMO visible light communication systems
(IEEE, 2021-07)Generalized light emitting diode (LED) index modulation (GLIM) has been proposed as an effective multiple-input multiple-output (MIMO) orthogonal frequency division multiplexing (OFDM) scheme for visible light communications ... -
HC-FFT: Highly configurable and efficient FFT implementation on FPGA
(TÜBİTAK, 2021)FFT is one of the basic building blocks in many applications such as sensors, radars, communications. For some applications, e.g., real-time spectral monitoring and analysis, FFT needs to be”run-time configurable” so that ... -
Experimental characterization of multi-hop vehicular VLC systems
(IEEE, 2021)In vehicular visible light communication (VLC), the reliable communication distance may be relatively short due to its dependence on many factors including the weather condition. This necessitates the use of relay-assisted ... -
Electrochemical determination of ceftriaxone using polyurethane-modified electrode containing caffeic acid and chitosan
(Taylor & Francis, 2022-04-13)The aim of this work was to develop an electrochemical sensor based on caffeic acid and chitosan-containing polyurethane (CAC-PU) films modified platinum electrode for ceftriaxone (CFX) determination. For this aim, firstly ... -
Distributed MIMO for Li-Fi: Channel measurements, ray tracing and throughput analysis
(IEEE, 2021-08-15)LiFi has been considered as a promising candidate for future wireless indoor networks. The IEEE P802.15.13 and P802.11bb standardization groups agreed upon channel models generated using the non-sequential ray tracing ... -
Curriculum learning for face recognition
(IEEE, 2021)We present a novel curriculum learning (CL) algorithm for face recognition using convolutional neural networks. Curriculum learning is inspired by the fact that humans learn better, when the presented information is organized ... -
Coverage analysis of downlink MU-MIMO cellular networks
(IEEE, 2021-09)In this letter, we analyze the coverage performance of multi-user multiple-input multiple-output (MU-MIMO) downlink cellular networks. We model the locations of the base stations and mobile users using Poisson Point Processes ... -
Determination of price zones during transition from uniform to zonal electricity market: A case study for Turkey
(MDPI AG, 2021-02)In the electricity market, different pricing models can be applied to increase market competitiveness. Different electricity systems use different market structures. Uniform marginal pricing, zonal marginal pricing, and ... -
A wideband smart EMF detector for mobile devices
(Istanbul University, 2021-01)A wideband electromagnetic field (EMF) sensor system is introduced in this study. This small form factor, low-cost system is intended for use with smart mobile devices and can precisely measure the imminent field strength ... -
Feedback-free adaptive modulation selection algorithm for FSO systems
(IEEE, 2021-09)Free space optical (FSO) communication systems experience turbulence-induced fading. As a possible solution to mitigate the effects of fading, adaptive transmission that allows the adjustment of transmission parameters ... -
Efficient coupling of down-converted photon pairs into single mode fiber
(Elsevier, 2021-08-15)We present the analysis of the down-conversion emission profile from a critically phase-matched type-I nonlinear crystal. The emission profile of the down-conversion modes shows asymmetry in cylindrical coordinate system ... -
A stochastic value estimation tool for electric vehicle charging points
(Elsevier, 2021-07-15)A stochastic value estimation tool serves as a planning tool with embedded modules for electrical and financial valuation of electric vehicle charging points. The tool is developed in stochastic nature for selected service ... -
Multi-criteria decision model for the assessment of offshore wind energy potential of Tunisia
(IEEE, 2021-05-05)This paper investigates the potential for the development of offshore wind power plants in Tunisia. The goal of this research is to increase the possibility of using renewable energy available in the country and reduce the ... -
Semi- and fully-random access LUTs for smooth functions
(Springer, 2020)Look-Up Table (LUT) implementation of complicated functions often offers lower latency compared to algebraic implementations at the expense of significant area penalty. If the function is smooth, MultiPartite table method ... -
Crucial topics in computer architecture education and a survey of textbooks and papers
(International Association of Engineers, 2020)We have been teaching undergraduate computer architecture since 2012 in an unconventional way. Most undergraduate computer architecture courses are based on microprocessors, and they quickly move into advanced topics such ... -
Object ranging and sensing by temporal cross-correlation measurement
(SPIE, 2020)We present a novel method to measure the range of an object in a lab setting. This is realised by utilizing the phase insensitive cross-correlation analysis of the probe and reference photons generated in a spontaneous ... -
Limited feedback channel estimation for multi-user massive mimo visible light communications
(IEEE, 2020)Building on the existing illumination infrastructure, visible light communication (VLC) utilizes light emitting diode (LED) luminaries as wireless access points. The presence of large number of ceiling lights in conference ... -
Predictor analysis for electricity price forecasting by multiple linear regression
(IEEE, 2020)This paper examines the multiple linear regression method on electricity price forecasting. Numerous predictors are analyzed to reduce the mean absolute percentage error. The training data includes the dates from September ... -
A platform for personal e-mobility with route forecasting
(IEEE, 2020)This study reports a new e-mobility platform to construct effective usage of charging points by electric vehicle users to eliminate long charge durations. The e-mobility platform includes such subsystems as smartphones, ... -
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