Optimization of Excitation in FDTD Method and Corresponding Source Modeling

dc.contributor.authorDimitrijevic, Bojan
dc.contributor.authorNikolic, Bojana
dc.contributor.authorAleksic, Slavoljub
dc.contributor.authorRaicevic, Nebojsa
dc.coverage.issue1cs
dc.coverage.volume24cs
dc.date.accessioned2015-05-21T10:51:39Z
dc.date.available2015-05-21T10:51:39Z
dc.date.issued2015-04cs
dc.description.abstractSource and excitation modeling in FDTD formulation has a significant impact on the method performance and the required simulation time. Since the abrupt source introduction yields intensive numerical variations in whole computational domain, a generally accepted solution is to slowly introduce the source, using appropriate shaping functions in time. The main goal of the optimization presented in this paper is to find balance between two opposite demands: minimal required computation time and acceptable degradation of simulation performance. Reducing the time necessary for source activation and deactivation is an important issue, especially in design of microwave structures, when the simulation is intensively repeated in the process of device parameter optimization. Here proposed optimized source models are realized and tested within an own developed FDTD simulation environment.en
dc.formattextcs
dc.format.extent10-16cs
dc.format.mimetypeapplication/pdfen
dc.identifier.citationRadioengineering. 2015 vol. 24, č. 1, s. 10-16. ISSN 1210-2512cs
dc.identifier.doi10.13164/re.2015.0010en
dc.identifier.issn1210-2512
dc.identifier.urihttp://hdl.handle.net/11012/38723
dc.language.isoencs
dc.publisherSpolečnost pro radioelektronické inženýrstvícs
dc.relation.ispartofRadioengineeringcs
dc.relation.urihttp://www.radioeng.cz/fulltexts/2015/15_01_0010_0016.pdfcs
dc.rightsCreative Commons Attribution 3.0 Unported Licenseen
dc.rights.accessopenAccessen
dc.rights.urihttp://creativecommons.org/licenses/by/3.0/en
dc.subjectFinite difference time domainen
dc.subjectsource modelingen
dc.subjectexcitationen
dc.subjectoptimizationen
dc.titleOptimization of Excitation in FDTD Method and Corresponding Source Modelingen
dc.type.driverarticleen
dc.type.statusPeer-revieweden
dc.type.versionpublishedVersionen
eprints.affiliatedInstitution.facultyFakulta eletrotechniky a komunikačních technologiícs
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