Results 11 to 20 of about 4,379,506 (252)

Prosodic interference in maritime communication : nature and means of elimination [PDF]

open access: yes, 2021
The paper is devoted to the analysis of typical phonological mistakes made by Russian-speaking maritime cadets and the teaching tools enabling maritime English instructors to correct them and to improve the phonological competence of maritime students ...
Bozhena Dokuto   +3 more
core   +1 more source

Reliability evaluation and thermal design of medium-voltage converter for underwater long-distance high-voltage direct current transmission system

open access: yesThe Journal of Engineering, 2019
Underwater long-distance high-voltage direct current transmission system can provide long-term, reliable, and sustainable energy for ocean observatories system which has higher reliability requirement than onshore or conventional underwater equipment. As
Siyuan Ma   +10 more
doaj   +1 more source

Fast two-stage charge equaliser based on state-of-charge (SOC) balancing for series-connected supercapacitors

open access: yesThe Journal of Engineering, 2019
New energy storage vehicles which use supercapacitors (SCs) as the unique source of traction power are developing rapidly recently. To satisfy the operating voltage requirement of energy storage vehicle, hundreds of SCs are needed to be connected in ...
Cheng Luo   +10 more
doaj   +1 more source

Control method of magnetic resonant WPT maintaining stable transmission power with wide misalignment tolerance

open access: yesThe Journal of Engineering, 2019
Many applications of wireless power transmission (WPT) require high misalignment tolerance. However, the transmission power of WPT is highly susceptible to the misalignment.
Jinbo Zhao   +11 more
doaj   +1 more source

Joint Resource Management and Trajectory Optimization for UAV-Enabled Maritime Network

open access: yesSensors, 2022
Due to the lack of places to employ communication infrastructures, there are many coverage blind zones in maritime communication networks. Benefiting from the high flexibility and maneuverability, unmanned aerial vehicles (UAVs) have been proposed as a ...
Guanding Yu, Xin Ding, Shengli Liu
doaj   +1 more source

Polarization-Insensitive Remote Electro-Optic Modulation for Distributed Antenna System Using a Novel Polarization Scrambling Method

open access: yesIEEE Photonics Journal, 2017
This study investigates and experimentally demonstrates a novel polarization scrambling method to solve the polarization dependence of remote electro-optic modulation in the fiber-based distributed antenna system. Theoretically, if the polarization state
Xinwu Yang, Jiaxin Fan, Fucai Zhu
doaj   +1 more source

The Irish Maritime Transport Economist Volume 1 [PDF]

open access: yes, 2004
The Irish Maritime Transport Economist (IMTE) aims to provide Irish companies involved in International trade with a single journal that provides and collates relevant statistical economic, trade, traffic and shipping market information. The focus of the
Irish Maritime Development Office
core   +1 more source

Performance of Reconstruction Algorithm Based on Sub-Nyquist Bandpass Sampling in the Pulse Position Modulation-Ultra Wide Band System

open access: yesLeida xuebao, 2015
The signal reconstruction algorithm with sub-Nyquist bandpass sampling in Pulse Position Modulation-Ultra Wide Band (PPM-UWB) signal processing is analyzed based on PPM-UWB signal demodulation.
Zou Ning   +3 more
doaj   +1 more source

The Preliminary Investigation of Communication Characteristics Using Evaporation Duct across the Taiwan Strait

open access: yesJournal of Marine Science and Engineering, 2022
Affected by the Taiwan Strait Warm Current, the evaporation intensity around the Taiwan Strait is significantly higher than in other southern and eastern coastal areas of China.
Cheng Yang, Yafei Shi, Jian Wang
doaj   +1 more source

An investigation into multicultural communication and its effects on maritime safety : implications for maritime trainers [PDF]

open access: yes, 1998
The dissertation is a study of how differences in communication due to culture affect maritime safety on board vessels with multicultural crews and of how differences in cultural communication effect the multicultural maritime class.
Dzugan, Gerald
core   +1 more source

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