Now showing items 1-6 of 6

  • A dual-band outphasing transmitter using broadband class E power amplifiers 

    Ruiz, Maria Nieves; Marante, Reinel; Rizo, Leysi; García, José Angel; Gilabert Pinal, Pere Lluís; Montoro López, Gabriel (2014)
    Conference report
    Restricted access - publisher's policy
    In this paper, a dual-band outphasing transmitter (able of operating either at 770 MHz or 960 MHz frequency bands) is presented. Two broadband RF power amplifiers (PAs) have been designed over packaged GaN HEMT devices, ...
  • Arquitecturas de transmisión inalámbrica de alta eficiencia 

    Gilabert Pinal, Pere Lluís; García, José Angel; de Mingo, Jesús; Montoro López, Gabriel; Cabria, Lorena; Marante, Reinel; García, Paloma; Sánchez, César; Bertran Albertí, Eduardo (2011)
    Conference report
    Open Access
  • Envelope tracking amplification with reduced slew-rate and bandwidth envelopes 

    Vizarreta Paz, Pedro Pablo; Montoro López, Gabriel; Gilabert Pinal, Pere Lluís; Bertran Albertí, Eduardo; Berenguer Sau, Jordi; Gelonch Bosch, Antonio José; García, José Angel (Unión Científica Internacional de Radio, 2012)
    Conference report
    Restricted access - publisher's policy
    This paper presents an Envelope Tracking Pow- er Amplifier whose architecture includes a Hybrid Envelope Amplifier (HEA) and an algorithm to adapt the envelope’s characteristics to the HEA’s limitations. The HEA attempts ...
  • Implementation issues in FPGA-controlled polar transmitters 

    Gilabert Pinal, Pere Lluís; Cabria, Lorena; García, José Angel; Montoro López, Gabriel; Bertran Albertí, Eduardo (2010)
    Conference report
    Open Access
  • Técnicas Emergentes de Mejora del Compromiso Eficiencia-Linealidad en Transmisores de Radiofrecuencia 

    Gilabert Pinal, Pere Lluís; García, José Angel; de Mingo, Jesús; Montoro López, Gabriel; Cabria, Lorena; Marante, Reinel; García, Paloma; Sánchez, César; Bertran Albertí, Eduardo (2009-09)
    Conference lecture
    Open Access
  • Transmisor outphasing en UHF usando amplificadores clase E a GaN HEMT 

    Marante, Reinel; García, José Angel; Ruíz, Maria Nieves; Gilabert Pinal, Pere Lluís; Montoro López, Gabriel (Unión Científica Internacional de Radio, 2012)
    Conference report
    Restricted access - publisher's policy
    A Chireix outphasing transmitter at UHF band is presented in this paper, based on class E RF power amplifiers. As recently proved in [1], properly transforming the load modulation path, imposed by the non-isolated ...