Now showing items 1-20 of 53

    • 60 GHz single-layer slot-array antenna fed by groove gap waveguide 

      Ferrando Rocher, Miguel; Valero Nogueira, Alejandro; Herranz Herruzo, José I.; Teniente Vallinas, Jorge Upna Orcid (IEEE, 2019)   Artículo / Artikulua  OpenAccess
      A V-band single-layer low-loss slot-array antenna is presented in this letter. Radiating slots are backed by coaxial cavities, which are fed through a groove gap waveguide E-plane corporate feed network. Cavity resonances ...
    • Advanced feeds for mm-wave antenna systems 

      Teniente Vallinas, Jorge Upna Orcid; Iriarte Galarregui, Juan Carlos Upna Orcid; Ederra Urzainqui, Íñigo Upna Orcid; Gonzalo García, Ramón Upna Orcid (Springer, 2018)   Capítulo de libro / Liburuen kapitulua  OpenAccess
      Millimeter-wave antenna systems have traditionally required high performance feeds in order to fulfill its stringent requirements. Therefore, this goal has been achieved by corrugated horns. However, in the last years new ...
    • Alimentadores gaussianos en guía de onda rectangular 

      Teniente Vallinas, Jorge Upna Orcid; Gonzalo García, Ramón Upna Orcid; Río Bocio, Carlos del Upna Orcid (1999)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      A new and efficient design of a rectangular corrugated waveguide mode converter, from TE10 mode in a smooth rectangular monomode waveguide to HE11 mode in a corrugated rectangular waveguide, is proposed. The main idea ...
    • All-metallic ε-near-zero (ENZ) lens based on ultra-narrow hollow rectangular waveguides: experimental results 

      Orazbayev, Bakhtiyar Upna Orcid; Torres Landívar, Víctor Upna; Pacheco-Peña, Víctor Upna Orcid; Falcone Lanas, Francisco Javier Upna Orcid; Teniente Vallinas, Jorge Upna Orcid; Beruete Díaz, Miguel Upna Orcid; Sorolla Ayza, Mario Upna; Navarro Cía, Miguel Upna Orcid; Engheta, Nader (IEEE, 2014)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Here we perform numerical and experimental investigation of plano-concave all-metallic ε-near-zero (ENZ) lens with operational frequency f = 144 GHz. The ENZ lens is achieved by stacking an array of narrow hollow rectangular ...
    • Antena corrugada con perfil gaussiano de gran ancho de banda 

      Teniente Vallinas, Jorge Upna Orcid; Gonzalo García, Ramón Upna Orcid; Río Bocio, Carlos del Upna Orcid (2001)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      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 ...
    • ASTRA 3B horn antenna design 

      Teniente Vallinas, Jorge Upna Orcid; Río Bocio, Carlos del Upna Orcid (2010)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      The ASTRA 3B satellite includes 60 Ku-band state-of-the- art transponders and 4 Ka-band transponders. The spacecraft have been designed for the distribution of both direct-to-home (DTH) broadcast services and two way broadband ...
    • The Canfranc Axion Detection Experiment (CADEx): search for axions at 90 GHz with Kinetic Inductance Detectors 

      Aja, Beatriz; Arguedas Cuendis, Sergio; Arregui Padilla, Iván Upna Orcid; Artal, Eduardo; Barreiro, R. Belén; Casas, Francisco J.; Ory, Marina C. de; Díaz-Morcillo, Alejandro; Fuente, Luisa de la; Gallego, Juan Daniel; García-Barceló, José María; Gimeno, Benito; Gómez, Alicia; Granados, Daniel; Kavanagh, Bradley J.; Gómez Laso, Miguel Ángel Upna Orcid; Lopetegui Beregaña, José María; Lozano-Guerrero, Antonio José; Magaz, María T.; Martín-Pintado, Jesús; Martínez-González, Enrique; Miralda-Escudé, Jordi; Monzó-Cabrera, Juan; Najarro de la Parra, Francisco; Navarro-Madrid, José R.; Nuñez Chico, Ana B.; Pascual, Juan Pablo; Pelegrin, Jorge; Peña Garay, Carlos; Rodríguez, David; Socuéllamos, Juan M.; Teberio Berdún, Fernando Upna Orcid; Teniente Vallinas, Jorge Upna Orcid; Vielva, Patricio; Vila, Iván; Vilar, Rocío; Villa, Enrique (IOP Publishing, 2022)   Artículo / Artikulua  OpenAccess
      We propose a novel experiment, the Canfranc Axion Detection Experiment (CADEx), to probe dark matter axions with masses in the range 330–460 μeV, within the W-band (80–110 GHz), an unexplored parameter space in the ...
    • Choked-gaussian corrugated horn antenna design small global coverage horn antenna for TT&C with extremely low sidelobe level 

      Teniente Vallinas, Jorge Upna Orcid; Gonzalo García, Ramón Upna Orcid; Río Bocio, Carlos del Upna Orcid (2003)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      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 ...
    • Comparación entre antenas cónicas corrugadas y antenas gaussianas corrugadas 

      Teniente Vallinas, Jorge Upna Orcid; Gonzalo García, Ramón Upna Orcid; Río Bocio, Carlos del Upna Orcid (2002)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      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, ...
    • A complete optimization-loop, including feeders, of antenna systems based on reflectors 

      Delgado, D.; Teniente Vallinas, Jorge Upna Orcid; Río Bocio, Carlos del Upna Orcid; Haro, L. de; Martínez, J. A.; Pino, A.G (IEEE, 2005)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In the design process of a complete antenna system based on reflectors, the feed real performance is usually included once the reflectors have been optimized with an ideal feed. In this paper, the proposal is to include ...
    • Conical versus gaussian profiled corrugated horn antennas 

      Teniente Vallinas, Jorge Upna Orcid; Gonzalo García, Ramón Upna Orcid; Río Bocio, Carlos del Upna Orcid (IEEE, 2002)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      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 ...
    • Corrugated horn antenna noise temperature characterisation for the NRL water vapor millimeter-wave spectrometer project 

      Teniente Vallinas, Jorge Upna Orcid; Gómez, R.M.; Maestrojuán Biurrun, Itziar Upna; Rebollo Mugueta, Ainara Upna; Gonzalo García, Ramón Upna Orcid; Río Bocio, Carlos del Upna Orcid (2011)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this paper the antenna noise temperature for two different corrugated horn antennas (old model and new model) for NRL WVMS is being characterized. The whole optical system will be simulated with Ticra’s GRASP software, ...
    • Design and characterization of terahertz CORPS beam forming networks 

      Biurrun Quel, Carlos Upna Orcid; Haddad, Thomas; Sievert, Benedikt; Kress, Robin; Weimann, Nils; Erni, Daniel; Rennings, Andreas; Stöhr, Andreas; Teniente Vallinas, Jorge Upna Orcid; Río Bocio, Carlos del Upna Orcid (Springer, 2023)   Artículo / Artikulua  OpenAccess
      This work reviews the design and applicability of beam-forming networks based on Coherently Radiating Periodic Structures (CORPS-BFN) at Terahertz (THz) frequency bands. These versatile networks offer two operation modes: ...
    • Diseño de alimentadores optimizados para la cámara anecoica de la Universidad de Limoges 

      Teniente Vallinas, Jorge Upna Orcid; Arnaud, Eric; Gonzalo García, Ramón Upna Orcid; Río Bocio, Carlos del Upna Orcid (2006)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this paper, high technology optimized feed horn designs are presented. These feed horns have been designed to improve the quite zone size and behaviour of the CATR of the CREAPE research team at Limoges University. Very ...
    • Diseño de una antena dual gaussiana de doble profundidad de corrugación 

      Ortiz Pérez de Eulate, Noelia Upna; Teniente Vallinas, Jorge Upna Orcid; Gonzalo García, Ramón Upna Orcid; Río Bocio, Carlos del Upna Orcid (2003)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      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 óptimo de antenas de bocina multimodo para excitar un haz gaussiano fundamental de alta pureza 

      Gonzalo García, Ramón Upna Orcid; Río Bocio, Carlos del Upna Orcid; Teniente Vallinas, Jorge Upna Orcid; Sorolla Ayza, Mario Upna (1996)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this paper, we present an original and optimal multimode horn antenna design to excite the fundamental Gaussian beam from an overmoded waveguide. In particular, we focus the study in overmoded circular corrugated ...
    • Diseño y medida de una antena choke-gaussiana 

      Goñi Campión, David; Teniente Vallinas, Jorge Upna Orcid; Gonzalo García, Ramón Upna Orcid; Río Bocio, Carlos del Upna Orcid (2002)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      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 ...
    • Estado del arte de las antenas que combinan corrugaciones horizontales y verticales 

      Teniente Vallinas, Jorge Upna Orcid; Gonzalo García, Ramón Upna Orcid; Río Bocio, Carlos del Upna Orcid (2005)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In the present paper the state of the art, possibilities, advantages and disadvantages of the patented corrugated horn antennas that combine horizontal and vertical corrugations is being covered. These rather new type and ...
    • Estudio de resonancias parásitas en antenas corrugadas 

      Teniente Vallinas, Jorge Upna Orcid; Gonzalo García, Ramón Upna Orcid; Río Bocio, Carlos del Upna Orcid (2001)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      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 ...
    • Evanescently fed electromagnetic band-gap horn antennas and arrays 

      Khromova, Irina Upna Orcid; Ederra Urzainqui, Íñigo Upna Orcid; Teniente Vallinas, Jorge Upna Orcid; Gonzalo García, Ramón Upna Orcid; Esselle, Karu P. (IEEE, 2012)   Artículo / Artikulua  OpenAccess
      The design of a horn antenna based on electromagnetic band-gap structures (EBGs) and fed by evanescent fields in the containing periodic structure is presented. Such all-dielectric antennas can form compact arrays and ...

      El Repositorio ha recibido la ayuda de la Fundación Española para la Ciencia y la Tecnología para la realización de actividades en el ámbito del fomento de la investigación científica de excelencia, en la Línea 2. Repositorios institucionales (convocatoria 2020-2021).
      Logo MinisterioLogo Fecyt