Browsing Electrical & Electronics Engineering by Title
Now showing items 64-83 of 695
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Centralized light access network (C-LiAN): a novel paradigm for next generation indoor VLC networks
(IEEE, 2017)Visible light communication (VLC) builds upon the idea of using existing lighting infrastructure for wireless data transmission. In a conventional VLC network, each light fixture acts as an access point (AP) which are ... -
Changing passband on microstrip hairpin band-pass filter
(IEEE, 2016)In this work, a microstrip hairpin band-pass filter is designed and simulated in Sonnet Suite, a 3-D Planar Electromagnetic simulation tool [1]. A microstrip hairpin band-pass filter in any desired pass band can be obtained ... -
Channel estimation for amplify-and forward relaying: cascaded against disintegrated estimators
(IEEE, 2010)The authors investigate the performance of amplify-and-forward relaying with two different pilot-symbol-assisted channel estimation methods. In the first estimation method, the cascaded channel consisting of source-to-relay ... -
Channel estimation in underwater cooperative OFDM system with amplify-and-forward relaying
(IEEE, 2012)This paper is concerned with a challenging problem of channel estimation for amplify-and-forward cooperative relay based orthogonal frequency division multiplexing (OFDM) systems in the resence of sparse underwater acoustic ... -
Channel measurements and ray tracing simulations for MIMO light communication at 200 MHz
(IEEE, 2020-09)In this paper, we investigate 2 × 2 MIMO light communication channels using non-sequential ray tracing simulations, and measurements over 200 MHz bandwidth using a MIMO channel sounder. Results indicate good agreement ... -
Channel modeling and characterization for visible light communications
(IEEE, 2015-12)In this paper, we present a comprehensive channel modeling and characterization study for visible light communications. Our study is based on ray tracing, which allows for an accurate description of the interaction of rays ... -
Channel modeling and performance characterization of underwater visible light communications
(IEEE, 2018-07-03)Underwater visible light communication (UVLC) has emerged as an attractive complementary solution to long-range acoustic communication and is able to achieve much higher data speeds. In this paper, we investigate the ... -
Channel modeling for visible light communications
(Springer Science+Business Media, 2016)In this chapter, we present a novel and realistic channel modeling approach for visible light communications that overcomes to the limitations of previous works. In our work, we consider wavelength dependency, effect of ... -
Channel modelling and performance limits of vehicular visible light communication systems
(IEEE, 2020-07)Visible light communication (VLC) has been proposed as an alternative or complementary technology to radio frequency vehicular communications. Front and back vehicle lights can serve as wireless transmitters making VLC a ... -
Channel modelling for indoor visible light communications
(Royal Society Publishing, 2020-04-17)Visible light communication (VLC) allows the dual use of light-emitting diodes (LEDs) for wireless communication purposes in addition to their primary purpose of illumination. As in any other communication system, realistic ... -
Channel modelling for light communications: Validation of ray tracing by measurements
(IEEE, 2020)Light communications, also denoted as LiFi, is promising for future wireless indoor networks. For performance evaluation, the IEEE P802.15.13 and P802.11bb standardization groups agreed upon channel models based on ... -
Chaotic polarization-assisted L DPSK-MPPM modulation for free-space optical communications
(IEEE, 2019-09)In this paper, we present a polarization-assisted L-ary differential phase-shift keying multipulse pulse-position modulation (PA.LDPSK-MPPM) technique that is secured in the physical layer by a discrete-chaos system. The ... -
Characterization of LEDs for visible-light communications
(SPIE, 2021-02)Recent advances in solid-state technologies have enabled the development of light-emitting diodes (LEDs) with favorable features such as long life expectancy, low-power consumption, and reduced heat dissipation. Visible-light ... -
Characterization of orbital angular momentum-multiplexed FSO channel in the presence of pointing errors
(IEEE, 2023)Free space optical communication (FSO) uses laser transmitters at near-infrared wavelengths for line-of-sight wireless communication. Through the use of advanced laser beams instead of the conventional Gaussian-shaped beam, ... -
CL-FedFR: Curriculum learning for federated face recognition
(SciTePress, 2024-02-29)Face recognition (FR) has been significantly enhanced by the advent and continuous improvement of deep learning algorithms and accessibility of large datasets. However, privacy concerns raised by using and distributing face ... -
Class E resonant converter design for LED drivers
(IEEE, 2019-06)The LED (Light Emitting Diode) lighting technology has been becoming widespread rapidly due to having advantages such as extremely long lifetime, compact structure and very low energy consumption. In the literature, various ... -
Classifying LPI radar waveforms with time-frequency transformations using multi-stage CNN system
(IEEE, 2022)As the number of radar waveforms in the cognitive electronic warfare applications increases, individual detection and classification performances of each waveform vary furthermore due to their different characteristics. ... -
Co-optimization of transmission maintenance scheduling and production cost minimization
(MDPI, 2019-08-01)Regular transmission maintenance is important to keep the infrastructure resilient and reliable. Delays providing on-time maintenance increase the forced outage rate of those assets, causing unexpected changes in the ... -
Coagulation measurement from whole blood using vibrating optical fiber in a disposable cartridge
(SPIE, 2017-11)In clinics, blood coagulation time measurements are performed using mechanical measurements with blood plasma. Such measurements are challenging to do in a lab-on-a-chip (LoC) system using a small volume of whole blood. ... -
Cognitive cooperative MAC with one primary and two secondary users: Achievable rates and optimal power control
(IEEE, 2014-11)We consider a three-user fading cognitive cooperative multiple access channel (MAC) with one primary and two secondary transmitters. We propose two encoding/decoding strategies with varying levels of cooperation, based on ...
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