• Alimentadores gaussianos en guía de onda rectangular 

      Teniente Vallinas, Jorge Upna; Gonzalo García, Ramón Upna; Río Bocio, Carlos del Upna (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 ...
    • Antena corrugada con perfil gaussiano de gran ancho de banda 

      Teniente Vallinas, Jorge Upna; Gonzalo García, Ramón Upna; Río Bocio, Carlos del Upna (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 ...
    • Antenas de bocina optimizadas para acoplar modos gaussianos de orden superior 

      Río Bocio, Carlos del Upna; Gonzalo García, Ramón Upna; Sorolla Ayza, Mario Upna; Thumm, Manfred (1995)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      The concept of higher order free space modes, gaussian-like beam modes can be applied to efficiently transport the power generated by a gyrotron for technological applications. Waveguide modes can be coupled properly to ...
    • Application of visual hyperacuity to imaging and antenna systems 

      Lagunas Tabar, Adur Upna (2017)   Tesis doctoral / Doktoretza tesia  OpenAccess
      El Sistema Visual Humano es capaz de llevar a cabo múltiples tareas, tales como enfocar objetos a diferentes distancias u obtener imágenes con un amplio rango dinámico. Sin embargo, la función más impresionante está ...
    • ASTRA 3B horn antenna design 

      Teniente Vallinas, Jorge Upna; Río Bocio, Carlos del Upna (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 ...
    • Choked-gaussian corrugated horn antenna design small global coverage horn antenna for TT&C with extremely low sidelobe level 

      Teniente Vallinas, Jorge Upna; Gonzalo García, Ramón Upna; Río Bocio, Carlos del Upna (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 ...
    • Coherently radiating periodic structures (CORPS) and the human eye: working principle 

      Betancourt Quiñones, Diego Upna; Ibáñez Loinaz, Asier; Río Bocio, Carlos del Upna (2005)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this paper a new philosophy to design antenna systems is presented. It is based on the recently proposed Coherently Radiating Periodic Structures (CORPS). These structures are essentially a periodic structure which ...
    • Coherently radiating periodic structures (CORPS): a step towards high resolution imaging systems? 

      García Esparza, Raúl Upna; Betancourt Quiñones, Diego Upna; Ibáñez Loinaz, Asier; Río Bocio, Carlos del Upna (IEEE, 2005)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      The coherently radiating periodic structures (CORPS) uses the existing mutual coupling between the elements of an array to spread horizontally and coherently (in-phase) the complex amplitudes of each active element ...
    • Coherently radiating periodic structures (CORPS): aplicaciones prácticas 

      Ibáñez Loinaz, Asier; Betancourt Quiñones, Diego Upna; Río Bocio, Carlos del Upna (2005)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this paper some possible applications of the new philosophy to design antenna systems based on the Coherently Radiating Periodic Structures (CORPS) is presented. This principle could allow the designer to simplify ...
    • Comparación entre antenas cónicas corrugadas y antenas gaussianas corrugadas 

      Teniente Vallinas, Jorge Upna; Gonzalo García, Ramón Upna; Río Bocio, Carlos del Upna (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; Río Bocio, Carlos del Upna; 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; Gonzalo García, Ramón Upna; Río Bocio, Carlos del Upna (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 ...
    • Consideraciones de paraxialidad en modos gaussianos de orden superior 

      Ruiz de la Cuesta, María Teresa; Río Bocio, Carlos del Upna; Gonzalo García, Ramón Upna; Sorolla Ayza, Mario Upna (1996)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Usually, the gaussian beam modes are assumed to be solutions of the wave equation in the free space. Nevertheless, these modes are obtained supposing some paraxial restrictions. Therefore, we will have to check if our ...
    • Cooperative detection applied to THz imaging cameras 

      Lizarraga Cubillos, Juan Camilo Upna; Betancourt Quiñones, Diego Upna; Río Bocio, Carlos del Upna (2009)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      THz technology for developing imaging systems has recently aroused great interest, mainly due to the large number of applications in which these frequencies can be used: security, vision in hard environments, etc. The ...
    • Corrugated horn antenna noise temperature characterisation for the NRL water vapor millimeter-wave spectrometer project 

      Teniente Vallinas, Jorge Upna; Gómez, R.M.; Maestrojuán Biurrun, Itziar Upna; Rebollo Mugueta, Ainara Upna; Gonzalo García, Ramón Upna; Río Bocio, Carlos del Upna (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, ...
    • A dedicated numerical technique for field simulations of antennas on electromagnetic band-gap substrates 

      Hon, B.P. de; Beurden, M.C. van; Gonzalo García, Ramón Upna; Martínez Pascual, Beatriz Upna; Ederra Urzainqui, Íñigo Upna; Río Bocio, Carlos del Upna; Azcona, L.; Alderman, B.; Huggard, P.G.; Marchand, L.; Maagt, Peter de (2004)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
    • Design of beam-forming networks for scannable multi-beam antenna arrays using CORPS 

      Panduro, Marco A.; Río Bocio, Carlos del Upna (EMW Publishing, 2008)   Artículo / Artikulua  OpenAccess
      This paper deals with the design of beam-forming networks (BFN) for scannable multibeam antenna arrays using Coherently Radiating Periodic Structures (CORPS). This design of CORPS-BFN considers the optimization of the ...
    • Design of concentric ring antenna arrays for isoflux radiation in GEO satellites 

      Reyna, Alberto; Panduro, Marco A.; Río Bocio, Carlos del Upna (Institute of Electronics, Information and Communication Engineers (IEICE), 2011)   Artículo / Artikulua  OpenAccess
      The design of concentric rings arrays for isoflux radiation is reported in this paper. This design considers the reduction of the side lobe level and the isoflux radiation requirements for Geostationary Earth Orbit (GEO) ...
    • Design of UAVs-based 3D antenna arrays for a maximum performance in terms of directivity and SLL 

      Garza, Jesús; Panduro, Marco A.; Reyna, Alberto; Romero, Gerardo; Río Bocio, Carlos del Upna (Hindawi, 2016)   Artículo / Artikulua  OpenAccess
      This paper presents a design of UAVs-based 3D antenna arrays for a maximum performance in terms of directivity and side lobe level (SLL). This paper illustrates how to model the UAVs formation flight using 3D nonuniform ...
    • Designing antenna systems with CORPS (coherently radiating periodic structures) 

      Betancourt Quiñones, Diego Upna; García Esparza, Raúl Upna; Ibáñez Loinaz, Asier; Río Bocio, Carlos del Upna (2005)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this paper a new philosophy to design antenna systems is presented. It is based on the recently proposed Coherently Radiating Periodic Structures (CORPS). These structures are essentially a periodic structure which ...