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Void pantograph

Known as: Pantograph (disambiguation) 
In security printing, void pantograph refers to a method of making copy-evident and tamper-resistant patterns in the background of a document… 
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Related topics

Related topics

5 relations
AliasingContrast ratioCopy-evident documentLow-pass filter

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
2017
2017
Extended black-box model of pantograph arcing considering varying pantograph detachment distance
Pantograph arcing is a more and more prominent phenomenon as the increase of pantograph-catenary interaction, especially when the… 
2016
2016
Study on Pantograph Arcing in a Laboratory Simulation System by High-Speed Photography
Phenomena of the pantograph arcing have become a challenge for the further development of high-speed electrified railway system… 
2014
2014
An experimental programme to determine the feasibility of using a reverberation chamber to measure the total power radiated by an arcing pantograph
Pantograph arcing is the main EMC interference source in a high speed train. This paper describes a laboratory replica of… 
2013
2013
A robust control of contact force of pantograph-catenary for the high-speed train
In this paper, a simplified model to three degree of freedom (3-DOF) of the pantograph-catenary (PAC) system is represented. A… 
2011
2011
Pantograph Arcing's Impact on Locomotive Equipments
Pantograph arcing is a common phenomenon when the pantograph head and contact wire have sliding electrical contact. With the… 
2011
2011
Experimental study of electrical characteristics on pantograph arcing
Perfect sliding electrical contact between pantograph and catenary can guarantee the safety and stability of locomotive… 
Highly Cited
2009
Highly Cited
2009
Pantograph Arcing in Electrified Railways—Mechanism and Influence of Various Parameters—Part I: With DC Traction Power Supply
Pantograph arcing is a common phenomenon in electrified railway systems. This is also a source of broadband-conducted and… 
2009
2009
PLL and DFT feed-forward control for railway single-phase line-converter synchronisation
Power-electronic converters connected to a railway supply grid have to meet specific interference limitations. In the majority of… 
2007
2007
DC components in pantograph arcing: mechanisms and influence of various parameters
Pantograph arcing generates a net DC voltage which create interference with the track circuit signaling, saturate transformer… 
2002
2002
Innovative Solutions For Active Railway Pantograph
In this paper, the authors propose an innovative layout for an actively controlled railway pantograph. This type of active… 
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