Performance investigation of high-speed FSO transmission system under the influence of different atmospheric conditions incorporating 3-D orthogonal modulation scheme
Sign Up to like & getrecommendations! Published in 2019 at "Optical and Quantum Electronics"
DOI: 10.1007/s11082-019-1998-2
Abstract: In this paper, we report the modeling and simulative investigation of a free space optics (FSO) transmission system using non-return to zero/differential quadrature phase shift keying/polarization shift keying 3-D orthogonal modulation scheme in which three… read more here.
Keywords: fso transmission; system; transmission system; transmission ... See more keywords
Variable Modulation Scheme for Improved Reliability in the OFDM Systems
Sign Up to like & getrecommendations! Published in 2017 at "Wireless Personal Communications"
DOI: 10.1007/s11277-017-4525-4
Abstract: In order to improve the reliability of the OFDM systems, this paper proposes the variable modulation scheme based on the condition of the channel between the transmitter and the receiver. The proposed scheme uses the… read more here.
Keywords: scheme; ofdm systems; reliability ofdm; modulation scheme ... See more keywords
A Deep Q-Network based optimized modulation scheme for Dual-Active-Bridge converter to reduce the RMS current
Sign Up to like & getrecommendations! Published in 2020 at "Energy Reports"
DOI: 10.1016/j.egyr.2020.11.055
Abstract: Abstract In order to reduce the conduction losses of the Dual-Active-Bridge (DAB) converter, this paper proposes an optimized modulation scheme based on deep reinforcement learning (DRL). Owing to the Extended-Phase-Shift (EPS) modulation based Deep Q-Network… read more here.
Keywords: modulation; optimized modulation; rms current; modulation scheme ... See more keywords
A Modified Modulation Scheme for Three-Level Diode-Clamped Matrix Converter under Unbalanced Input Conditions
Sign Up to like & getrecommendations! Published in 2018 at "Iet Power Electronics"
DOI: 10.1049/iet-pel.2017.0512
Abstract: The three-level diode-clamped matrix converter (TLDCMC) topology has outstanding performance under ideal operating conditions. However, input disturbance can influence the waveforms at the output side of the converter due to the direct coupling between the… read more here.
Keywords: modulation; three level; level diode; modulation scheme ... See more keywords
A Simple Modulation Scheme With Zero Common-Mode Voltage and Improved Efficiency for Direct Matrix Converter-Fed PMSM Drives
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Journal of Emerging and Selected Topics in Power Electronics"
DOI: 10.1109/jestpe.2019.2934730
Abstract: For the direct matrix converter (DMC) applied to permanent-magnet synchronous motor (PMSM) drives, a novel modulation scheme is proposed in this article, which could reduce the control complexity and improve the efficiency while achieving zero… read more here.
Keywords: matrix converter; scheme; modulation; direct matrix ... See more keywords
An Optimized Hybrid Modulation Scheme for Reducing Conduction Losses in Dual Active Bridge Converters
Sign Up to like & getrecommendations! Published in 2021 at "IEEE Journal of Emerging and Selected Topics in Power Electronics"
DOI: 10.1109/jestpe.2019.2956323
Abstract: A linearized hybrid modulation scheme for the dual active bridge (DAB) converter is proposed in this article. For the purpose of minimizing the conduction losses dissipated on the transformer and the power transistors, an optimal… read more here.
Keywords: modulation; modulation scheme; power; conduction losses ... See more keywords
SVD-Aided Multi-Beam Directional Modulation Scheme Based on Frequency Diverse Array
Sign Up to like & getrecommendations! Published in 2020 at "IEEE Wireless Communications Letters"
DOI: 10.1109/lwc.2019.2960493
Abstract: With the assistance of singular value decomposition (SVD), a multi-beam directional modulation (DM) scheme based on symmetrical multi-carrier frequency diverse array (FDA) is proposed. The proposed DM scheme is capable of achieving range-angle dependent physical… read more here.
Keywords: multi beam; beam directional; scheme; directional modulation ... See more keywords
A Novel Hybrid Modulation Scheme for Molecular Communication: Performance Analysis
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Wireless Communications Letters"
DOI: 10.1109/lwc.2022.3161590
Abstract: A molecular communication (MC) system as compared to the traditional communication system differs in terms of signalling and the medium of communication. Design and selection of modulation scheme is one of the important aspect in… read more here.
Keywords: system; communication; modulation scheme; scheme ... See more keywords
A Hybrid Five-Variable Modulation Scheme for Dual-Active-Bridge Converter With Minimal RMS Current
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2020.3048278
Abstract: In order to further improve the efficiency of dual-active-bridge (DAB) converter, a hybrid five-variable modulation scheme with minimal root mean square (rms) current is proposed in this article, which combines the traditional phase-shift and pulsewidth… read more here.
Keywords: dual active; modulation; modulation scheme; rms current ... See more keywords
A Direct Carrier-Based Modulation Scheme With Full Index Range for DC-Link Current Ripple Mitigation of a Current Source Converter
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Industrial Electronics"
DOI: 10.1109/tie.2021.3053895
Abstract: This article presents a direct carrier-based modulation scheme to mitigate the dc-link current ripple for a current source converter (CSC). Excessive dc-link current ripple increases system losses, causes current distortion, and leads to more electromagnetic… read more here.
Keywords: modulation; modulation scheme; index range; link current ... See more keywords
An Improved Modulation Scheme of Current-Fed Bidirectional DC–DC Converters For Loss Reduction
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Transactions on Power Electronics"
DOI: 10.1109/tpel.2017.2719722
Abstract: Current-fed bidirectional dc–dc converters have attracted much attention in battery energy storage system applications due to their zero-voltage-switching performances and greater degree of control freedom. However, high efficiency cannot be achieved for both light and… read more here.
Keywords: modulation; current fed; fed bidirectional; modulation scheme ... See more keywords