Browsing Electrical & Electronics Engineering by Title
Now showing items 647-666 of 695
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A topological o opological overview of micr view of microgrids: fr ogrids: from maturity t om maturity to the futur o the future
(TÜBİTAK, 2021)The concept of microgrid (MG) has attracted great attention from the system operators for increasing operational effectiveness as well as providing more reliable, sustainable and economic power system. In this paper, a ... -
Total harmonic distortion and power factor improvement technique for CRM flyback PFC converters
(IEEE, 2019)In many of today's solid-state lighting applications, Critical Conduction Mode (CCM) Flyback PFC converter is a popular solution due to its limited component count and simple structure with respect to other SMPS topologies. ... -
Tracking capacitance of liquid crystal devices to improve polarization rotation accuracy
(Optical Society of America, 2017-08-21)We report a capacitance tracking method for achieving arbitrary polarization rotation from nematic liquid crystals. By locking to the unique capacitance associated with the molecular orientation, any polarization rotation ... -
Transmit laser selection for underwater visible light communication systems
(IEEE, 2019)Visible light communication (VLC) has the potential to serve as a high-speed underwater wireless connectivity solution to support real-time image and video transmission. Underwater propagation medium imposes additional ... -
A tutorial on network coded cooperation
(IEEE, 2016)Network Coding (NC) can significantly help increase the efficient use of network resources. However, directly applying NC to wireless networks is not an effective design solution. Wireless channels are prone to bit errors ... -
Two cantilever based sytem for viscosity and density monitoring
(IEEE, 2015)Viscosity and density measurements in liquids in real-time is challenging. Previous MEMS based approaches use frequency sweeps for the purpose and those methods are slow and not real-time. We show that high precision ... -
UAV-assisted free space optical communication system with amplify-and-forward relaying
(IEEE, 2021-09)In this paper, the performance of an unmanned aerial vehicle (UAV)-based free-space optical relay system with amplify-and-forward relaying is analyzed. In particular, the statistical probability of end-to-end signal-to-noise ... -
UAV-based FSO communications for high speed train backhauling
(IEEE, 2019)In line with the increasing number of high speed train (HST) commuters and their demand for mobile data, railways operators expore means of providing high speed on-board wireless access. The data from all train cars are ... -
Ultraviolet communications for ground-to-air links
(IEEE, 2019)Ultraviolet (UV) communication enables non-line-of-sight (NLOS) wireless connectivity through strong molecular and aerosol scattering. Due to their NLOS nature, UV links bring robustness to blockage or shadowing and relax ... -
Ultraviolet communications for unmanned aerial vehicle networks
(IEEE, 2022)Due to the strong scattering, ultraviolet (UV) communication links enable non-line-of-sight (NLOS) outdoor connectivity and relax the pointing, acquisition, and tracking requirements encountered in infrared links. This ... -
Underwater visible light communications in cascaded gamma-gamma turbulence
(IEEE, 2018)In this paper, we investigate the performance of vertical underwater visible light communication (VLC) links in the presence of moderate and strong turbulence conditions using Gamma-Gamma (GG) probability density function. ... -
Unified performance analysis of multi-hop FSO systems over double generalized gamma turbulence channels with pointing errors
(IEEE, 2020-11)Free space optical (FSO) communication systems provide high bandwidth in unregulated spectrum and act as a powerful line-of-sight wireless connectivity solution. The performance of FSO systems can be seriously impaired by ... -
Unified resource allocation and mobility management technique using particle swarm optimization for VLC networks
(IEEE, 2018-12)In this paper, we present a unified resource allocation and mobility management algorithm based on particle swarm optimization (PSO) for indoor visible light communication (VLC) networks. We consider a VLC network where ... -
Unmanned aerial vehicle relay networks
(Help Cookies Privacy Statement Accessibility Modern Slavery Act Statement Legal notices The Institution of Engineering and Technology, 202)N/A -
Unmanned-aerial-vehicle-assisted cooperative communications for visible light communications-based vehicular networks
(SPIE, 2019-08)We propose and investigate cooperative visible light communications (VLC) enabled vehicular network architecture with an unmanned aerial vehicle (UAV) relay. In the proposed system, a UAV equipped with an onboard photodetector ... -
Using deep compression on PyTorch models for autonomous systems
(IEEE, 2022)Applications of artificial neural networks on low-cost embedded systems and microcontrollers (MCUs), has recently been attracting more attention than ever. Since MCUs have limited memory capacity as well as limited ... -
Utilization of an oled-based vlc system in office, corridor, and semi-open corridor environments
(MDPI, 2020-12-01)Organic light emitting diodes (OLEDs) have recently received growing interest for their merits as soft light and large panels at a low cost for the use in public places such as airports, shopping centers, offices, and train ... -
V2G applicable electric vehicle chargers, power converters & their controllers: A review
(IEEE, 2020-05-27)This paper aims to present various grid-connected electric vehicle (EV) charger topologies with battery technologies and power electronics converters utilized in bidirectional EV chargers including DC/DC synchronous buck ... -
Vehicle-to-infrastructure visible light communications: Channel modelling and capacity calculations
(IEEE, 2020)In this paper, we investigate the performance of a visible light communication (VLC) system for vehicle-to-infrastructure (V2I) connectivity. Two headlamps of the vehicle serve as wireless transmitters while photodetectors ... -
Vehicle-to-vehicle visible light communication: How to select receiver locations for optimal performance?
(IEEE, 2019)Visible light communication (VLC) utilizes vehicle headlights as wireless transmitters and has emerged as a strong candidate for vehicle-to-vehicle (V2V) communications. In majority of works on V2V VLC systems, a common ...
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