Results 31 to 40 of about 630,441 (261)

Pseudo-Coloring as an Effective Tool to Improve the Readability of Images Obtained in an Electromagnetic Infiltration Process

open access: yesApplied Sciences, 2023
The article presents a method of improving the readability of images obtained in the process of electromagnetic infiltration for sources processing information in a visual form (texts, images).
Ireneusz Kubiak, Artur Przybysz
doaj   +1 more source

Fourier and Chirp-Z Transforms in the Estimation Values Process of Horizontal and Vertical Synchronization Frequencies of Graphic Displays

open access: yesApplied Sciences, 2022
The electromagnetic protection of IT devices includes a number of organizational and technical measures aimed at ensuring control over radiated and conducted revealing emissions.
Ireneusz Kubiak, Artur Przybysz
doaj   +1 more source

Design of induction magnetometer for online monitoring of induction machine

open access: yesZhongguo Jianchuan Yanjiu, 2019
[Objectives] In order to detect the weak stray magnetic field signal of the induction machine during operation, this paper presents an optimized design method of low noise Induction Magnetometer (IM).[Methods] By analyzing the frequency response and ...
LIU Kai, XI Xiujuan
doaj   +1 more source

Computation of transient electromagnetic fields due to switching in high voltage substations [PDF]

open access: yes, 2010
Switching operations of circuit breakers and disconnect switches radiate transient electromagnetic fields within high-voltage substations. The generated fields may interfere and disrupt normal operations of electronic equipment.
Siew, W.H., Musa, B.U., Judd, M.D.
core   +4 more sources

A web based training system applied to the critical microelectronic design discipline electromagnetic compatibility (EMC)

open access: yes, 2022
S.1170-1177Today, the design of IC, subsystems and systems dealing with electromagnetic problems (EMC) is often based on insufficient data and on assumptions of design constraints. The term EMC (electromagnetic compatibility) includes, as generally might
John, W.   +4 more
core   +1 more source

Space Charge Accumulation Characteristics in HVDC Cable under Temperature Gradient

open access: yesEnergies, 2020
One of the main issues that affect the development of high-voltage direct-current (HVDC) cable insulation is the accumulation of space charge. The load operation of an HVDC cable leads to the formation of a radially distributed temperature gradient (TG ...
Yifan Zhou, Wei Wang, Tailong Guo
doaj   +1 more source

Vibrating intrinsic reverberation chamber for electromagnetic compatibility measurements

open access: yes, 2013
This paper introduces the basic concepts and implementation of a Vibrating Intrinsic Reverberation Chamber (VIRC). This kind of chambers is used in electromagnetic compatibility testing, and offer some advantages compared to traditional chambers.
Serra, R Ramiro   +3 more
core   +1 more source

A New Perspective on the Reactive Electromagnetic Energies and Q factors of Antennas

open access: yesIEEE Access, 2020
It is required to calculate the stored reactive energy of an antenna in order to evaluate its Q factor. Although it has been investigated for a long time, some issues still need further clarification.
Gaobiao Xiao   +4 more
doaj   +1 more source

Electromagnetic Compatibility Benchmark-Modeling Approach for a Dual-Die CPU

open access: yes, 2011
-The traditional challenging problem 2000-4 of electromagnetics (as indicated by the IEEE) proposed a benchmark model of a conventional CPU with a heatsink. However, after CPU entered the multiple-die century, the original model is no longer effective
Zhu, Boyuan   +5 more
core   +1 more source

Low Loss W-Band Packaged Filtering Balun Based on a Modified Quarter-Mode Folded Substrate-Integrated Waveguide Cavity

open access: yesIEEE Access, 2022
A novel packaged filtering balun is proposed by modifying quarter-mode edge and diagonally folded SIW (FSIW) cavities. The TM220 mode is selected to realize the differential signal conversion by using a quarter-mode diagonally FSIW.
Lixue Yang, Yang Yuan, Liang Zhou
doaj   +1 more source

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