Buscar
Mostrando ítems 1-10 de 42
Electromagnetic cloaking with canonical spiral inclusions
(IOP Publishing Ltd., 2008)
Artículo / Artikulua,
We report an electromagnetic cloaking structure that is composed of identical canonical spiral particles. By using the Clausius-Mosotti formula, the electric and magnetic polarizabilities of a single spiral particle are ...
Arrangements of via-holes in microstrip lines as metallodielectric periodic structures
(Wiley, 2000)
Artículo / Artikulua,
In this paper, the use of via holes in microstrip lines to design periodic structures that can be regarded as metallodielectric electromagnetic crystals is analyzed. The proposed novel periodic structures achieve a notably ...
Antena corrugada con perfil gaussiano de gran ancho de banda
(2001)
Contribución a congreso / Biltzarrerako ekarpena,
En este trabajo se presenta el diseño de una antena de bocina
corrugada con más de un 40% de ancho de banda. Los patrones
de radiación medidos coinciden muy bien con los simulados.
Esta antena se puede usar en aplicaciones ...
Diseño de filtros en guía rectangular usando estructuras PBG's
(2000)
Contribución a congreso / Biltzarrerako ekarpena,
A new application of dielectric periodic
structures (also known as PBG) to build and design
waveguide filters is presented. The periodic
structures have some stop frequency bands, band
gaps, defined by the geometry, ...
Ultra-wide band corrugated gaussian profiled horn antenna design
(IEEE, 2001)
Contribución a congreso / Biltzarrerako ekarpena,
A corrugated horn antenna design with more than 40% bandwidth is
proposed in this paper. The measured radiated field patterns have a good
agreement with the simulated ones.
This antenna can be used in applications that ...
Choked-gaussian corrugated horn antenna design small global coverage horn antenna for TT&C with extremely low sidelobe level
(2003)
Contribución a congreso / Biltzarrerako ekarpena,
Extremely low sidelobe horn antennas are often required for the actual technology. This type of horn antennas are
important to avoid interference with other systems.
In this paper we describe a new design implementing a ...
Diseño de una antena dual gaussiana de doble profundidad de corrugación
(2003)
Contribución a congreso / Biltzarrerako ekarpena,
In this paper a new design of a dual-band corrugated horn antenna is presented. The design is based on a gaussian profile to allow high pattern symmetry, low-crosspolar levels and low-side-lobes over a wide frequency range. ...
Diseño y medida de una antena choke-gaussiana
(2002)
Contribución a congreso / Biltzarrerako ekarpena,
A new design of corrugated horn antenna for global earth
coverage from a geostationary satellite to obtain very low
sidelobes and crosspolar levels with a really compact design in a
quite wide bandwidth is presented in ...
Estudio de resonancias parásitas en antenas corrugadas
(2001)
Contribución a congreso / Biltzarrerako ekarpena,
A theoretical study reinforced with practical measurements about
the origin of the return loss spikes in corrugated horn antennas is
presented in this paper. These spikes are directly related to the
periodic structure ...
Comparación entre antenas cónicas corrugadas y antenas gaussianas corrugadas
(2002)
Contribución a congreso / Biltzarrerako ekarpena,
In this paper, a study of two equal size corrugated horn antennas;
a conical and a gaussian profiled horn antenna (GPHA) has been
developed.
It will be demonstrated that GPHA´s provide lower sidelobes and
wider bandwidths, ...