• Compact harmonic rejection filter for C-band high-power satellite applications 

      Teberio Berdún, Fernando Upna Orcid; Martín Iglesias, Petronilo; Arregui Padilla, Iván Upna Orcid; Arnedo Gil, Israel Upna Orcid; Lopetegui Beregaña, José María Upna Orcid; Gómez Laso, Miguel Ángel Upna Orcid (IEEE, 2020)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      A compact high-power low-pass filter for C-band broadband satellite applications is presented in this paper. The filter is composed of three different sections. A 9th-order compact high-power multi-ridge structure achieves ...
    • Design procedure for new compact waffle-iron ilters with transmission zeros 

      Teberio Berdún, Fernando Upna Orcid; Percaz Ciriza, Jon Mikel Upna Orcid; Arregui Padilla, Iván Upna Orcid; Martín Iglesias, Petronilo; Lopetegui Beregaña, José María Upna Orcid; Gómez Laso, Miguel Ángel Upna Orcid; Arnedo Gil, Israel Upna Orcid (IEEE, 2018)   Artículo / Artikulua  OpenAccess
      In this paper, a novel waffle-iron filter with transmission zeros at multiple frequencies, along with its design procedure, is presented. The proposed filter features a high-power behavior and a wide rejected band in a ...
    • General synthesis of tapered matching sections for single mode operation using the coupled-mode theory 

      Percaz Ciriza, Jon Mikel Upna Orcid; Arnedo Gil, Israel Upna Orcid; Arregui Padilla, Iván Upna Orcid; Teberio Berdún, Fernando Upna Orcid; Martín Iglesias, Petronilo; Gómez Laso, Miguel Ángel Upna Orcid; Lopetegui Beregaña, José María Upna Orcid (IEEE, 2019)   Artículo / Artikulua  OpenAccess
      In this paper, a novel and general method to synthetize microwave waveguide tapers intended for single mode operation is proposed. The technique is based on the use of an exact series solution of the inverse scattering ...
    • High-power filter design in waveguide technology: future generation of waveguide satellite filters in payloads handling increasing bit rates and numbers of channels 

      Arregui Padilla, Iván Upna Orcid; Teberio Berdún, Fernando Upna Orcid; Arnedo Gil, Israel Upna Orcid; Percaz Ciriza, Jon Mikel Upna Orcid; Martín Iglesias, Petronilo; Lopetegui Beregaña, José María Upna Orcid; Gómez Laso, Miguel Ángel Upna Orcid (IEEE, 2020)   Artículo / Artikulua  OpenAccess
      To design a filter for a particular application, many issues must first be considered. Which technology will be the most convenient? What design technique will provide better results for a particular set of frequency ...
    • High-yield waveguide diplexer for low-cost E-band 5G point-to-point radio links 

      Teberio Berdún, Fernando Upna Orcid; Calero Fernández, Ibai; Arregui Padilla, Iván Upna Orcid; Martín Iglesias, Petronilo; Teniente Vallinas, Jorge Upna Orcid; Gómez Laso, Miguel Ángel Upna Orcid (IEEE, 2022)   Contribución a congreso / Biltzarrerako ekarpena  OpenAccess
      This paper presents the design and realization of a high-yield tuning-less waveguide diplexer and a high-gain lens horn antenna for 5G point-to-point fixed-beam communications at the frequency ranges of 71/76 GHz and 81/86 ...
    • Integrating multiple stubs in stepped-impedance filter aiming for high selectivity 

      Sami, Abdul Upna; Gómez Laso, Miguel Ángel Upna Orcid; Lopetegui Beregaña, José María; Arnedo Gil, Israel; Calero Fernández, Ibai; Teberio Berdún, Fernando Upna Orcid; Martín Iglesias, Petronilo; Benito Pertusa, David Upna Orcid; Arregui Padilla, Iván Upna Orcid (IETWiley, 2022)   Artículo / Artikulua  OpenAccess
      A design technique to include multiple and fully-controlled transmission zeros (TZs) in the frequency response of rectangular waveguide commensurate-line stepped-impedance filters is presented in this letter. These bandpass ...
    • Metal 3D printing for RF/microwave high-frequency parts 

      Martín Iglesias, Petronilo; Gómez Laso, Miguel Ángel Upna Orcid; Lopetegui Beregaña, José María; Teberio Berdún, Fernando Upna Orcid; Arregui Padilla, Iván Upna Orcid; Marechal, M.; Calves, P.; Hazard, M.; Pambaguian, L.; Brandao, A.; Rodríguez Castillo, S.; Martin, T.; Percaz Ciriza, Jon Mikel Upna Orcid; Iza, V.; Martín-Iglesias, Santiago (Springer, 2022)   Artículo / Artikulua  OpenAccess
      Space Systems have been historically characterised by high performance, high reliability and high cost. Every new generation of space systems tends to improve performance, keep as much as possible reliability, speeding ...
    • Rectangular waveguide filters with meandered topology 

      Teberio Berdún, Fernando Upna Orcid; Percaz Ciriza, Jon Mikel Upna Orcid; Arregui Padilla, Iván Upna Orcid; Martín Iglesias, Petronilo; Lopetegui Beregaña, José María Upna Orcid; Gómez Laso, Miguel Ángel Upna Orcid; Arnedo Gil, Israel Upna Orcid (IEEE, 2018)   Artículo / Artikulua  OpenAccess
      In this paper, a new topology for rectangular waveguide bandpass and low-pass filters is presented. A simple, accurate, and robust design technique for these novel meandered waveguide filters is provided. The proposed ...
    • Robust tolerance design of bandpass filter with improved frequency response for Q-band satellite applications 

      Sami, Abdul Upna; Teberio Berdún, Fernando Upna Orcid; Miranda Santafé, Luis Upna; Arnedo Gil, Israel Upna Orcid; Martín Iglesias, Petronilo; Benito Pertusa, David Upna Orcid; Lopetegui Beregaña, José María Upna Orcid; Gómez Laso, Miguel Ángel Upna Orcid; Arregui Padilla, Iván Upna Orcid (IEEE, 2021)   Artículo / Artikulua  OpenAccess
      A rectangular waveguide bandpass filter for Q-band with simple fabrication is proposed in this letter. The design is based on the use of the first passband replica of commensurate-line stepped-impedance structures and ...
    • Routing with classical corrugated waveguide low-pass filters with embedded bends 

      Teberio Berdún, Fernando Upna Orcid; Percaz Ciriza, Jon Mikel Upna Orcid; Arregui Padilla, Iván Upna Orcid; Martín Iglesias, Petronilo; Lopetegui Beregaña, José María Upna Orcid; Gómez Laso, Miguel Ángel Upna Orcid; Arnedo Gil, Israel Upna Orcid (EMW Publishing, 2018)   Artículo / Artikulua  OpenAccess
      A very simple design method to embed routing capabilities in classical corrugated filters is presented in this paper. The method is based on the calculation of the heights and lengths of the so-called filters design ...
    • Synthesis of rectangular waveguide filters with smooth profile oriented to direct metal additive manufacturing 

      Percaz Ciriza, Jon Mikel Upna Orcid; Hussain, Jabir; Arregui Padilla, Iván Upna Orcid; Teberio Berdún, Fernando Upna Orcid; Benito Pertusa, David Upna Orcid; Martín Iglesias, Petronilo; Arnedo Gil, Israel; Gómez Laso, Miguel Ángel Upna Orcid; Lopetegui Beregaña, José María (IEEE, 2023)   Artículo / Artikulua  OpenAccess
      In this paper, a novel design method for rectangular waveguide filters intended for fabrication using direct metal additive manufacturing is proposed. The synthesized filters will feature a smooth profile that allows us ...

      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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