Now showing items 1-17 of 17

    • Characterization of 3D-printed choke horn antenna for 5G backhaul applications 

      Biurrun Quel, Carlos Upna Orcid; Lacombe, Elsa; Gianesello, Frederic; Luxe, Cyril; Río Bocio, Carlos del Upna Orcid (IEEE, 2019)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      The 200 and 320 GHz frequency band constitutes an interesting window with approximately constant attenuation, which could potentially have applications in the area of ultrahigh-capacity wireless links. The user's demand ...
    • Connection of the SUMO microscopic traffic simulator and the unity 3D game engine to evaluate V2X communication-based systems 

      Olaverri Monreal, Cristina; Errea-Moreno Javier; Díaz-Álvarez, Alberto; Biurrun Quel, Carlos Upna Orcid; Serrano Arriezu, Luis Javier Upna Orcid; Kuba, Markus (MDPI, 2018)   Artículo / Artikulua  OpenAccess
      In-vehicle applications that are based on Vehicle-to-Everything (V2X) communication technologies need to be evaluated under lab-controlled conditions before performing field tests. The need for a tailored platform to perform ...
    • 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: ...
    • Development of new passive technologies for millimetre wave and terahertz systems 

      Biurrun Quel, Carlos Upna Orcid (2023)   Tesis doctoral / Doktoretza tesia  OpenAccess
      Esta Tesis Doctoral aborda el desarrollo de nuevas tecnologías pasivas para su implementación a altas frecuencias, concretamente en la región de las ondas milimétricas (mmWave) y del Terahercio (THz) – hasta 300 GHz – ...
    • Evaluating noise in passive beam forming networks for multibeam applications 

      Biurrun Quel, Carlos Upna Orcid; Río Bocio, Carlos del Upna Orcid (Elsevier, 2023)   Artículo / Artikulua  OpenAccess
      In this work, we identify that the analysis in terms of noise of multibeam passive beam forming networks requires a proper formulation, in order not to overestimate the noise generated by the network. We show that the ...
    • Hexagonal CORPS-BFN to feed OLAF SAR instrument 

      Biurrun Quel, Carlos Upna Orcid; Iriarte Galarregui, Juan Carlos Upna Orcid; Ederra Urzainqui, Íñigo Upna Orcid; Río Bocio, Carlos del Upna Orcid (IEEE, 2021)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      The concept of Coherently Radiating Periodic Structures-based Beam Forming Networks is applied to feed OLAF (OverLapped SubArray Fed) antenna for SAR Instrument at L-Band. The proper feeding of this system requires the ...
    • High saturation photocurrent THz waveguide-type MUTC-photodiodes reaching mW output power within the WR3.4 band 

      Grzeslo, Marcel; Dülme, Sebastián; Clochiatti, Simone; Neerfeld, Tom; Haddad, Thomas; Lu, Peng; Tebart, Jonas; Makhlouf, Sumer; Biurrun Quel, Carlos Upna Orcid; Fernández Estévez, José Luis; Lackmann, Jörg; Weimann, Nils; Stöhr, Andreas (Optica, 2023)   Artículo / Artikulua  OpenAccess
      In this paper, we report on waveguide-type modified uni-traveling-carrier photodiodes (MUTC-PDs) providing a record high output power level for non-resonant photodiodes in the WR3.4 band. Indium phosphide (InP) based ...
    • Hybrid analog-digital SAR instrument with reflector antenna and overlapped subarray feed for earth observation 

      García, Quiterio; Orgaz, Lara; Castillo, Javier del; Toso, Giovanni; Imbembo, Ernesto; Biurrun Quel, Carlos Upna Orcid; Río Bocio, Carlos del Upna Orcid; Memeletzoglou, Nafsika (IEEE, 2021)   Artículo / Artikulua  OpenAccess
      As part of the European Space Agency (ESA) studies of new instrument for Earth observation, the design of a synthetic aperture radar (SAR) architecture based on overlapped array antennas was launched last year. The objective ...
    • Hyperbolic lens antenna in groove gap waveguide technology at sub-millimeter waves 

      Pérez Quintana, Dayan; Biurrun Quel, Carlos Upna Orcid; Ederra Urzainqui, Íñigo Upna Orcid; González-Ovejero, David; Beruete Díaz, Miguel Upna Orcid (IEEE, 2022)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      In this paper, a flat hyperbolic lens antenna using Groove Gap Waveguide (GGW) technology is designed at 300 GHz. A GGW horn antenna is used to feed the metamaterial lens placed in a parallel plate waveguide (PPW), in order ...
    • Impedance modelling for high frequency unitraveling-carrier photodiodes 

      Grzeslo, Marcel; Biurrun Quel, Carlos Upna Orcid; Stöhr, Andreas (IEEE, 2021)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      High-speed photodiodes stand out as potential candidates to enable next-generation communication systems working as mmWave/THz sources due to their intrinsic broadband behaviour. Impedance matching is an essential task in ...
    • Multi-channel feedarray reflector antenna based radar concept for HRWS SAR imaging 

      Castillo, Javier del; Orgaz, Lara; García, Quiterio; Memeletzoglou, Nafsika; Toso, Giovanni; Imbembo, Ernesto; Biurrun Quel, Carlos Upna Orcid; Río Bocio, Carlos del Upna Orcid (IEEE, 2021)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Large deployable reflector based multi-channel antenna systems are a key component of next generation SAR missions as they allow implementing multi-beam imaging capabilities and provide an efficient way to overcome the ...
    • New coplanar waveguide based on the gap waveguide technology 

      Biurrun Quel, Carlos Upna Orcid; Teniente Vallinas, Jorge Upna Orcid; Río Bocio, Carlos del Upna Orcid (IEEE, 2021)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      A new planar waveguide, coined Inverted coplanar gap waveguide is presented. The concept of gap waveguides and parallel plate suppression between perfect magnetic and a perfect electric conductors is applied to coplanar ...
    • New hexagonal CORPS-BFN for multibeam antenna applications 

      Biurrun Quel, Carlos Upna Orcid; Montesano, Antonio; Ederra Urzainqui, Íñigo Upna Orcid; Iriarte Galarregui, Juan Carlos Upna Orcid; Río Bocio, Carlos del Upna Orcid (IEEE, 2020)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      This work presents a new topology of a Coherently Radiating Periodic Structure - Beam Forming Network (CORPS-BFN) and its application for multibeam systems. A unit cell, consisting of a transition from a coaxial input to ...
    • Noise in coherently radiating periodic structures beam forming networks 

      Biurrun Quel, Carlos Upna Orcid; Río Bocio, Carlos del Upna Orcid (IEEE, 2022)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      Following the noise wave theory, beam forming networks based on Coherently Radiating Periodic Structures (CORPS-BFN) are analysed and proven to be capable of enhancing the Signal to Noise Ratio of the system by analogically ...
    • Photonic-assisted 2-D terahertz beam steering enabled by a LWA array monolithically integrated with a BFN 

      Haddad, Thomas; Biurrun Quel, Carlos Upna Orcid; Lu, Peng; Tebart, Jonas; Sievert, Benedikt; Makhlouf, Sumer; Grzeslo, Marcel; Teniente Vallinas, Jorge Upna Orcid; Río Bocio, Carlos del Upna Orcid; Stöhr, Andreas (Optica, 2022)   Artículo / Artikulua  OpenAccess
      A novel photonic-assisted 2-D Terahertz beam steering chip using only two tuning elements is presented. The chip is based on an array of three leaky wave antennas (LWAs) with a monolithically integrated beamforming network ...
    • Reduced loss and prevention of substrate modes with a novel Coplanar Waveguide based on Gap Waveguide technology 

      Biurrun Quel, Carlos Upna Orcid; Teniente Vallinas, Jorge Upna Orcid; Río Bocio, Carlos del Upna Orcid (MDPI, 2023)   Artículo / Artikulua  OpenAccess
      The Gap Waveguide technology utilizes an Artificial Magnetic Conductor (AMC) to prevent the propagation of electromagnetic (EM) waves under certain conditions, resulting in various gap waveguide configurations. In this ...
    • Suppressing open stopband for terahertz periodic microstrip leaky-wave antennas 

      Haddad, Thomas; Biurrun Quel, Carlos Upna Orcid; Lu, Peng; Kaya, Hacer; Mohammad, Israa; Stöhr, Andreas (IEEE, 2023)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      This paper reports on a periodic microstrip Leaky-wave antenna (LWA). The open stopband issue is suppressed by altering the unit cell using a matching stub. The developed LWA is based on a grounded InP-substrate of 50 ...

      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).
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