Results 11 to 20 of about 1,016,544 (400)
For wireless communication systems, receivers usually work under complex electromagnetic environments and are often susceptible to electromagnetic interference (EMI).
Shaoxiong Cai +4 more
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Energy conserving coupling through small apertures in an infinite perfect conducting screen [PDF]
Apertures in shielding enclosures are an important issue for determining shielding efficiencies. Various mathematical procedures and theories were employed to describe the coupling between the regions connected via an aperture in a well conducting plane.
J. Petzold, S. Tkachenko, R. Vick
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Radiocommunication systems between train and trackside (RSTT) carry essential information for train operations between on-board radio equipment and the related radio infrastructure located along the trackside, such as the train control, voice dispatching,
Xin Geng +3 more
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Development of a modular low cost robot for scanning the electromagnetic field within very large arbitrary areas or volumes [PDF]
In this paper a new type of modular robot will be presented that is able to move a sensor with minimal inferences along predefined trajectories within a 3 dimensional space. The theory behind the mechanical method of operation will be explained in detail.
Haake Kai, ter Haseborg Jan Luiken
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Although various measurement techniques have been applied to both qualitative and quantitative evaluation for the electromagnetic shielding performance of braided-shield power cables, the existing measurements cannot directly assess the low-frequency ...
Zhou Zhongyuan +5 more
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An important issue in the protection of information against electromagnetic penetration is the possibility of its non-invasive acquisition. In many cases, getting hold of protected information involves recreating and presenting it in a readable and ...
Ireneusz Kubiak +2 more
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During the operation of HVDC extruded cables, voltage polarity reversal (VPR) is considered one of the most severe conditions for cable insulation.
Yifan Zhou, Bo Gao, Wei Wang, Ke Song
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Polyaniline-based composites designed to ensure the electromagnetic compatibility of electronic devices were obtained. The surface morphologies of the obtained films were studied using optical and electron microscopy.
K. G. Gareev +7 more
semanticscholar +1 more source
Research on Electromagnetic Compatibility of Chinese High Speed Railway System
From technology importation to independent innovation, Chinese High speed railway (HSR) has been rapidly developed in the past a few years. However, this technology development mode introduces very complex electromagnetic environment of HSR system, which
Y. Wen, Weixing Hou
semanticscholar +1 more source
A Three-Phase Frequency-Fixed DSOGI-PLL With Low Computational Effort
This paper offers a detailed analysis as well as a tuning and discretization approach of the presented frequency-fixed dual second order generalized integrator based phase-locked loop (FFDSOGI-PLL) for three-phase power systems.
Benjamin Hoepfner, Ralf Vick
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