Exploració per autor "Gilabert Pinal, Pere Lluís"
Ara es mostren els items 47-66 de 105
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FPGA implementation of an LMS-based real-time adaptive predistorter for power amplifiers
Gilabert Pinal, Pere Lluís; Bertran Albertí, Eduardo; Montoro López, Gabriel; Berenguer Sau, Jordi (2009)
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FPGA implementation of memory-based digital predistorters with high-level synthesis
Li, Wantao; Guillena Berenguer, Estefanía; Montoro López, Gabriel; Gilabert Pinal, Pere Lluís (Institute of Electrical and Electronics Engineers (IEEE), 2021)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper presents a scalable look-up table (LUT) architecture for implementing digital predistortion (DPD) linearizers in a field programmable gate array (FPGA) by using the high-level synthesis (HLS) software. This ... -
FPGA-based set-up for RF power amplifier dynamic Supply with real-time digital adaptive predistortion
Gilabert Pinal, Pere Lluís; Montoro López, Gabriel; Bertran Albertí, Eduardo; García García, José Angel (IEEE Press and Wiley, 2010)
Comunicació de congrés
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GPU versus FPGA implementation of a digital predistortion linearizer for wideband radiofrequency power amplifiers
Li, Wantao; Montoro López, Gabriel; Gilabert Pinal, Pere Lluís (Elsevier, 2024-01)
Article
Accés obertThis paper presents and compares the implementation of a digital predistortion (DPD) linearizer for radiofrequency power amplifiers (PAs) considering two different hardware acceleration platforms. Both graphics processing ... -
Heuristic algorithms for power amplifier behavioral modeling
Gilabert Pinal, Pere Lluís; Silveira, Daniel D.; Montoro López, Gabriel; Gadringer, Michael E.; Bertran Albertí, Eduardo (Institute of Electrical and Electronics Engineers (IEEE), 2007-10)
Article
Accés obertThis letter presents the use of two heuristic search algorithms, named simulated annealing and genetic algorithms, for the extraction of power amplifier (PA) behavioral model parameters. Their application in this letter ... -
Highly efficient transmitter architectures
Gilabert Pinal, Pere Lluís; Montoro López, Gabriel; García García, José Angel (Cambridge University Press, 2014-10-01)
Capítol de llibre
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Hybrid envelope amplifier for envelope tracking power amplifier transmitters
Vizarreta Paz, Pedro Pablo; Montoro López, Gabriel; Gilabert Pinal, Pere Lluís (Institute of Electrical and Electronics Engineers (IEEE), 2012)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper presents an envelope tracking (ET) Power Amplifier (PA) whose architecture includes an efficient Envelope Amplifier (EA) and a bandwidth reduction algorithm suitable for real time applications. The EA consists ... -
Implementación de un transmisor LINC en un procesador FPGA
Vizarreta Paz, Pedro Pablo; Gilabert Pinal, Pere Lluís; Montoro López, Gabriel; Berenguer Sau, Jordi (2011)
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Implementation issues in FPGA-controlled polar transmitters
Gilabert Pinal, Pere Lluís; Cabria, Lorena; García, José Angel; Montoro López, Gabriel; Bertran Albertí, Eduardo (2010)
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Improvement of Up-converters linearity for Ka-band operation
Bertran Albertí, Eduardo; Berenguer Sau, Jordi; Montoro López, Gabriel; Gilabert Pinal, Pere Lluís; Cidronali, Alessandro (2007-12)
Comunicació de congrés
Accés obertThe application of a digital predistorter to the linearisation of a Ka-band mixer is presented herein. The general objective in the TX design is to get the best trade-off between linearity and costs. This require the most ... -
Improvements and analysis of nonlinear parallel behavioral models
Silveira, Daniel D.; Gilabert Pinal, Pere Lluís; Lavrador, P.M.; Pedro, J.C.; Gadringer, Michael E.; Montoro López, Gabriel; Bertran Albertí, Eduardo; Magerl, G. (2009-09)
Article
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Incremental behavioral modeling of envelope-dependent nonlinear distortion in dynamic supply power amplifiers
Montoro López, Gabriel; Gilabert Pinal, Pere Lluís; Vizarreta Paz, Pedro Pablo (Unión Científica Internacional de Radio, 2011)
Text en actes de congrés
Accés obertThis paper presents behavioral modeling of an envelope tracking (ET) power amplifier (PA) excited by an slewrate limited envelope. In order to relax the slew-rate requirements of current efficient envelope amplifiers ... -
Independent digital predistortion parameters estimation using adaptive principal component analysis
López Bueno, David; Pham, Thi Quynh Anh; Montoro López, Gabriel; Gilabert Pinal, Pere Lluís (IEEE Microwave Theory and Techniques Society, 2018-01-01)
Article
Accés obertThis paper presents an estimation/adaptation method based on the adaptive principal component analysis (APCA) technique to guarantee the identification of the minimum necessary parameters of a digital predistorter. The ... -
Linealización digital de transmisores mediante redes neuronales no lineales
López Bueno, David; Pham, Thi Quynh Anh; Montoro López, Gabriel; Gilabert Pinal, Pere Lluís (2019)
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Accés restringit per política de l'editorialThis paper presents an overview on how the artificial neural networks (ANN) are applied to digitally linearize modern transmitters. The use of nonlinear ANNs is intended to either assist or replace the traditional crest ... -
Look-up table based digital predistortion schemes and implementation
Gilabert Pinal, Pere Lluís; Montoro López, Gabriel (Cambridge University Press, 2011-09-29)
Capítol de llibre
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Look-up table implementation of a slow envelope dependent digital predistorter for envelope tracking power amplifiers
Gilabert Pinal, Pere Lluís; Montoro López, Gabriel (2012-02-13)
Article
Accés restringit per política de l'editorialThis letter presents a dynamic slow envelope dependent digital predistorter (SED-DPD) capable of compensating for the nonlinear distortion and memory effects that arise in envelope tracking (ET) power amplifiers (PAs) when ... -
Machine-Learning assisted optimisation of free-parameters of a dual-input power amplifier for wideband applications
Wang, Teng; Li, Wantao; Quaglia, Roberto; Gilabert Pinal, Pere Lluís (Multidisciplinary Digital Publishing Institute (MDPI), 2021-04-17)
Article
Accés obertThis paper presents an auto-tuning approach for dual-input power amplifiers using a combination of global optimisation search algorithms and adaptive linearisation in the optimisation of a multiple-input power amplifier. ... -
Mesh-Selecting for Computational Efficient PA Behavioral Modeling and DPD Linearization
Wang, Teng; Gilabert Pinal, Pere Lluís (2021-01)
Article
Accés restringit per política de l'editorialThis letter proposes a mesh-selecting (MeS) method for complex-valued signals oriented at significantly reducing the training data required to extract the parameters of mathematical models for characterizing the nonlinear ... -
Multi Look-Up Table Digital Predistortion for RF Power Amplifier Linearization
Gilabert Pinal, Pere Lluís (Universitat Politècnica de Catalunya, 2008-02-12)
Tesi
Accés obertAquesta Tesi Doctoral se centra en el disseny d'un nou linealitzador de Predistorsió Digital (Digital Predistortion - DPD) capaç de compensar la dinàmica i els efectes no lineals introduïts pels Amplificadors de Potència ... -
Multi look-up table FPGA implementation of an adaptive digital predistorter for linearizing RF power amplifiers with memory effects
Gilabert Pinal, Pere Lluís; Cesari Bohigas, Albert; Montoro López, Gabriel; Bertran Albertí, Eduardo; Dilhac, Jean Marie (Institute of Electrical and Electronics Engineers (IEEE), 2008-02)
Article
Accés obertThis paper presents a hardware implementation of a digital predistorter (DPD) for linearizing RF power amplifiers (PAs) for wideband applications. The proposed predistortion linearizer is based on a nonlinear auto-regressive ...