Exploració per autor "Poveda López, Alberto"Més informació

Ara es mostren els items 30-39 de 39

    • Low cost photovoltaic array emulator design for the test of PV grid-connected inverters 

      Chavarría Roé, Javier; Biel Solé, Domingo; Guinjoan Gispert, Francisco; Poveda López, Alberto; Masana Nadal, Francisco; Alarcón Cot, Eduardo José (Institute of Electrical and Electronics Engineers (IEEE), 2014)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This paper presents a low cost photovoltaic array emulator design based on a DC-DC Boost converter. This design arises from the need to study in the laboratory new PV inverters based on SiC devices in order to improve their ...

    • Modelos matemáticos para reguladores conmutados continua-continua con lazo de control de corriente 

      Poveda López, Alberto (Universitat Politècnica de Catalunya, 1988-04-25)
      Tesi
      Accés obert
      Se desarrolla un tratamiento unificado para la síntesis y la modelación de este tipo de reguladores que facilita y sistematiza el diseño de los mismos. Su síntesis permite explicar la existencia de realizaciones ya conocidas ...

    • Multi-level asynchronous Sigma Delta modulators for wideband switching power amplifiers 

      García Tormo, Albert; Poveda López, Alberto; Alarcón Cot, Eduardo José; Guinjoan Gispert, Francisco (IEEE, 2010)
      Text en actes de congrés
      Accés restringit per política de l'editorial
      This work extends the Asynchronous ΣΔ Modulator and its Adaptive version to multi-level modulators, targeting wideband high-efficiency switching power amplifiers. The performance of these modulators is compared with the ...

    • On the use of state-feedback in the design of elementary switching regulators 

      Bertran Albertí, Eduardo; Martínez Barrios, Luis; Poveda López, Alberto (Institute of Electrical and Electronics Engineers (IEEE), 1987)
      Text en actes de congrés
      Accés obert
      The dc-to-dc buck switching converter is modelled by means of the State-Space Averaging Method and techniques of Modern Control Theory are applied to obtain a class of state-feedback control laws. Three different strategies ...

    • Output-Capacitorless CMOS LDO Regulator Based on High Slew-Rate Current-Mode Transconductance Amplifier 

      Saberkari, Alireza; Fathipour, Rasoul; Martínez García, Herminio; Poveda López, Alberto; Alarcón Cot, Eduardo José (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      Comunicació de congrés
      Accés obert
      A low quiescent current output-capacitorless CMOS LDO regulator based on a high slew-rate current-mode transconductance amplifier (CTA) as an error amplifier is presented. Load transient characteristic of the proposed LDO ...

    • Output–Capacitorless CMOS LDO Regulator Based on High Slew–rate current-mode transconductance amplifier 

      Saberkari, Alireza; Fathipour, Rasoul; Martínez García, Herminio; Poveda López, Alberto; Alarcón Cot, Eduardo José (Institute of Electrical and Electronics Engineers (IEEE), 2013)
      Comunicació de congrés
      Accés restringit per política de l'editorial
      A low quiescent current output-capacitorless CMOS LDO regulator based on a high slew-rate current-mode transconductance amplifier (CTA) as an error amplifier is presented. Load transient characteristic of the proposed LDO ...

    • Single-Input Dual-Output (SIDO) Linear-Assisted DC/DC Converter 

      Martínez García, Herminio; Silva-Martínez, José; Conesa Roca, Alfons; Poveda López, Alberto (Universidad Carlos III de Madrid (UC3M), 2008)
      Text en actes de congrés
      Accés obert

    • Single-Input Dual-Output (SIDO) Linear–Assisted DC/DC Converter 

      Martínez García, Herminio; Silva-Martínez, José; Conesa Roca, Alfons; Poveda López, Alberto (Universidad Carlos III de Madrid (UC3M), 2008)
      Text en actes de congrés
      Accés obert
      This article describes a single-input dual output(SIDO) linear-assisted DC/DC converter. Linear-assisted DC/DC converters are structures that allow to take advantages of the two classic alternatives in the design of power ...

    • Sliding mode control of switching converters: general theory in an integrated solution 

      Romero Nevado, Alfonso Jose; Martínez Salamero, Luis; Calvente, J.; Alarcón Cot, Eduardo José; Porta Cuellar, Sonia; Poveda López, Alberto (2005-12)
      Article
      Accés obert
      The application of the sliding-mode control theory to the regulation of dc-to-dc switching converters is reviewed. Subsequently, linear dynamical models are derived and compensating networks are designed. An analog integrated ...

    • Towards an on-chip boost switching power converter: a design space exploration 

      Villar Piqué, Gerard; Alarcón Cot, Eduardo José; Guinjoan Gispert, Francisco; Poveda López, Alberto (2005-12)
      Article
      Accés obert
      This work presents the design space exploration of a boost switching power converter focused on its monolithic implementation. An analysis in terms of the models of its main circuit elements (switching transistors, inductor, ...