Electrical Engineering: المرسلات الحديثة
السجلات المعروضة 181 -- 200 من 2649
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THz vs. FSO: An Outage Probability and Channel Capacity Performance Comparison Study
( IEEE , 2023 , Conference Paper)The main subject of this work is to make a detailed comparison between the performance of free-space optical (FSO) and terahertz (THz) links under different conditions. To this end, we first perform a detailed modeling of ... -
UAV Trajectory Optimization for Directional THz Links Using Deep Reinforcement Learning
( IEEE , 2023 , Conference Paper)As an alternative solution for quick disaster recovery of backhaul/fronthaul links, in this paper, a dynamic unmanned aerial vehicles (UAV)-assisted heterogeneous (HetNet) network equipped with directional terahertz (THz) ... -
Channel Modeling and Performance Analysis of Directional THz Links Under Pointing Errors and α-μ Distribution
( IEEE , 2023 , Article)This letter focuses on providing an analytical framework for the quantification and evaluation of high-directional terahertz communication links under pointing errors in terms of outage probability (OP), channel capacity, ... -
Downlink Interference Analysis of UAV-Based mmWave Fronthaul for Small Cell Networks
( IEEE , 2023 , Article)In this paper, an unmanned aerial vehicles (UAV)-based heterogeneous network is studied to solve the problem of transferring massive traffic of distributed small cells to the core network. First, a detailed three-dimensional ... -
Enabling Flexible Arial Backhaul Links for Post Disasters: A Design Using UAV Swarms and Distributed Charging Stations
( IEEE , 2024 , Article)In this article, our target is to design a permanent long backhaul link using unmanned aerial vehicle (UAV) relays and charge stations (CSs) to transfer data from the nearest core network to disaster area (DA). To this ... -
Performance Analysis of Two-Way Relaying in mmWave-Based Aerial Links
( IEEE , 2024 , Article)Two-Way Relaying (TWR) is an efficient relaying technique that doubles the spectral efficiency as compared to the traditional one-way relaying. As such, it has been nominated as a solution to extend the coverage of links ... -
Enabling Long mmWave Aerial Backhaul Links via Fixed-Wing UAVs: Performance and Design
( IEEE , 2023 , Article)We propose a fixed-wing unmanned aerial vehicles (UAV)-based millimeter wave (mmWave) backhaul architecture that is offered as a cost effective and easy to deploy solution, to connect a disaster or remote area to the nearest ... -
Performance Analysis of Modulating Retroreflector Array for UAV-Based FSO Links
( IEEE , 2023 , Article)In this work, we investigate the performance of free space optical (FSO) communication systems based on modulating retroreflector (MRR) array. In particular, we first characterize the MRR array-based FSO channel by taking ... -
Wearable Real-Time Epileptic Seizure Detection and Warning System
( Springer International Publishing , 2022 , Book chapter)Epilepsy is an unpredictable neuronal brain disorder, affecting approximately 70 million people. It is characterized by seizures resulting in the patient losing the capability of controlling his/her actions. Besides being ... -
NABNet: A Nested Attention-guided BiConvLSTM network for a robust prediction of Blood Pressure components from reconstructed Arterial Blood Pressure waveforms using PPG and ECG signals
( Elsevier , 2022 , Article)Backgroundand Motivations: Continuous Blood Pressure (BP) monitoring is crucial for real-time health tracking, especially for people with hypertension and cardiovascular diseases (CVDs). The current cuff-based BP monitoring ... -
Effects of harmonic distortion on the active and reactive power measurements in the time domain: A single phase system
( IEEE Computer Society , 2001 , Conference Paper)A new application of the least error squares (LES) estimation algorithm is given for identifying, in the time domain, the active and reactive power from available samples of voltage and current waveforms. The digital ... -
On the application of αβ-transformation for power systems frequency relaying
( Institute of Electrical and Electronics Engineers Inc. , 2001 , Conference Paper)This paper presents a new and very accurate algorithm for power system frequency measurement. The proposed algorithm is based on αβ-transformation of the three phase voltages or current waveforms in the relay location, ... -
Park's transformation application for power system harmonics identification and measurements
( Taylor & Francis , 2003 , Article)This paper presents the application of Park's transformation for identifying and measuring power system harmonics. One of the advantages of the proposed technique is that it does not need a model for the harmonics components ... -
Fuzzy linear parameter estimation algorithms: A new formulation
( Elsevier , 2002 , Article)In this paper, we present a new formulation of a fuzzy linear estimation problem as one of the linear programming where the objective is to minimize the spread of the data points, subject to constraints on each measurement ... -
Frequency and harmonics evaluation in power networks using fuzzy regression technique
( IEEE Computer Society , 2001 , Conference Paper)A new technique for frequency and harmonic evaluation in power networks is proposed in this paper. This technique is based on fuzzy linear regression and uses the digitized voltage samples, which are fuzzy numbers, to ... -
Two digital filtering algorithms for fast estimation of symmetrical components in a power system: A static estimation approach
( Elsevier , 2003 , Article)This paper presents the application of two digital filters working together for fast estimation of power systems symmetrical components. The three-phase unbalanced system is transformed to two phases using α–β-transformation. ... -
Frequency and harmonics evaluation in power networks using fuzzy regression technique
( Elsevier , 2003 , Article)A new technique for frequency and harmonic evaluation in power networks is proposed in this paper. This technique is based on fuzzy linear regression and uses the digitized voltage samples, which are fuzzy numbers, to ... -
Common-mode voltage control through vector selection in three-to-five phase matrix converter
( Institute of Electrical and Electronics Engineers Inc. , 2014 , Conference Paper)Multi-phase matrix converters (more than three phase) are distinctively advantageous as because of reduced per-phase current and unity power factor operation. The electrical motors supplied through these converters do have ... -
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 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 ...
