Now showing items 1-11 of 11

    • Comprehensive circuit model of auto-limiting superconductor devices and systems 

      Mateu Mateu, Jordi; Collado Gómez, Juan Carlos; Hueltes Escobar, Alberto; O'Callaghan Castellà, Juan Manuel; García Pastor, David; Perea Robles, Rafael; Joshi, N.; Lu, X.; Orloff, Nathan D.; Booth, James C. (Institute of Electrical and Electronics Engineers (IEEE), 2016)
      Conference lecture
      Restricted access - publisher's policy
      This paper presents a phenomenological equivalent circuit to model the phenomenon occurring when a section of superconducting transmission line transits from a superconducting state to a normal state. This phenomenon allows ...
    • Comprehensive circuit model of autolimiting superconductor devices 

      Mateu Mateu, Jordi; Collado Gómez, Juan Carlos; Hueltes Escobar, Alberto; O'Callaghan Castellà, Juan Manuel; García Pastor, David; Perea Robles, Rafael; Joshi, N.; Lu, X.; Orloff, Nathan D.; Booth, James C. (2017-06-01)
      Article
      Open Access
      This paper presents a phenomenological equivalent circuit to model the phenomenon occurring when a section of superconducting transmission line transits from a superconducting state to a normal state. This phenomenon allows ...
    • Fast procedure for the nonlinear analysis of BAW resonators 

      Perea Robles, Rafael; García Pastor, David; Mateu Mateu, Jordi; Collado Gómez, Juan Carlos; Aigner, Robert (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Conference lecture
      Restricted access - publisher's policy
      This work presents the development of a Matlab software tool based on a non-iterative method for the nonlinear analysis of Bulk Acoustic Wave (BAW) resonators and filters. The procedure starts with the admittance matrix ...
    • Nonlinear effects of SiO2 layers in bulk acoustic wave resonators 

      Collado Gómez, Juan Carlos; Mateu Mateu, Jordi; García Pastor, David; Perea Robles, Rafael; Hueltes Escobar, Alberto; Kreuzer, Susanne; Aigner, Robert (IEEE Microwave Theory and Techniques Society, 2018-04)
      Article
      Open Access
      This paper presents the development of a comprehensive distributed circuit model to account for the existing nonlinear effects in bulk acoustic wave (BAW) resonators. The comprehensiveness of the model and its distributed ...
    • Nonlinear effects of electrode and bragg reflector materials in BAW resonators 

      García Pastor, David; González Rodríguez, Marta; Hueltes Escobar, Alberto; Collado Gómez, Juan Carlos; Mateu Mateu, Jordi; González Arbesú, José María; Kreuzer, Susanne; Aigner, Robert (Institute of Electrical and Electronics Engineers (IEEE), 2017)
      Conference lecture
      Restricted access - publisher's policy
      This work presents a broadband characterization and modeling of the second harmonic nonlinear response in Bulk acoustic wave (BAW) resonators. The proposed circuit model is based on the constitutive equations describing ...
    • Outline process from the synthesis towards the nonlinear modeling of Bulk Acoustic Wave filters 

      Mateu Mateu, Jordi; Collado Gómez, Juan Carlos; Hueltes Escobar, Alberto; Perea Robles, Rafael; García Pastor, David; González Rodríguez, Marta; González Arbesú, José María (Institute of Electrical and Electronics Engineers (IEEE), 2018)
      Conference report
      Restricted access - publisher's policy
      This work presents the nonlinear modeling of a real acoustic wave filter set at the cellular commercial receiver band B40. The paper outlines the synthesis procedure of the acoustic filter and presents the filter performance ...
    • Role of SiO2 layers in third-order nonlinear effects of temperature compensated BAW resonators 

      García Pastor, David; Collado Gómez, Juan Carlos; Mateu Mateu, Jordi; Aigner, Robert (Institute of Electrical and Electronics Engineers (IEEE), 2019)
      Conference report
      Restricted access - publisher's policy
      This work applies a comprehensive nonlinear characterization process of two Temperature Compensated Bulk Acoustic Wave (TC-BAW) resonators. In both resonators, the SiO 2 layers have a remarkable impact on the generation ...
    • Sistema de medidas de PIM en componentes pasivos 

      García Pastor, David; Suarez Balaguer, Carlos (Universitat Politècnica de Catalunya, 2016-01-22)
      Bachelor thesis
      Restricted access - author's decision
      One of the greatest problems of telecommunications services is the high occupancy of the radio spectrum with high power signals outside the band of interest of a particular communications system. These out of band signals ...
    • Third order intermodulation and thermal effects in electro-acoustic devices for communications 

      García Pastor, David (Universitat Politècnica de Catalunya, 2017-01-24)
      Master thesis
      Restricted access - confidentiality agreement
    • Third-Harmonic and intermodulation distortion in bulk acoustic-wave resonators 

      García Pastor, David; Collado Gómez, Juan Carlos; Mateu Mateu, Jordi; Aigner, Robert (IEEE Microwave Theory and Techniques Society, 2019-12-17)
      Article
      Open Access
      This article discusses on the measured third-order intermodulation (IMD3) products and third harmonics (H3) appearing in a set of six different solidly mounted resonators (SMR) and bulk acoustic-wave (BAW) resonators with ...
    • Three-port frequency-selective absorptive limiter 

      Hueltes Escobar, Alberto; Rocas Cantenys, Eduard; Collado Gómez, Juan Carlos; Mateu Mateu, Jordi; Orloff, Nathan D.; Booth, James C.; García Pastor, David; Perea Robles, Rafael (2017-04-24)
      Article
      Open Access
      This letter describes a novel three-port absorptive limiter for frequency-selective circuits based on a configuration similar to a conventional 90° hybrid coupler. This circuit uses the switching behavior of common diodes ...