Browsing by Contributor "Gilabert Pinal, Pere Lluís"
Now showing items 1-20 of 31
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Aplicació de la lògica difusa a un algoritme LMS en un entorn FPGA
(Universitat Politècnica de Catalunya, 2008-11-12)
Master thesis (pre-Bologna period)
Open AccessAquest treball fi de carrera presenta el disseny i desenvolupament d’un algoritme de lògica difusa que té per objectiu millorar l’adaptació d’un sistema de linealització basat en tècniques de predistorsió (PD) digital. Aquest ... -
Automatic transmit power control for power efficient communications in UAS
(Universitat Politècnica de Catalunya, 2020-06-16)
Master thesis
Open AccessNowadays, unmanned aerial vehicles (UAV) have become one of the most popular tools that can be used in commercial, scientific, agricultural and military applications. As drones become faster, smaller and cheaper, with the ... -
Configuración e implantación de un sistema de gestión centralizada
(Universitat Politècnica de Catalunya, 2014-07-23)
Bachelor thesis
Restricted access - author's decision[ABSTRACT] This work is part of the Information Infrastructure initiative in Telefónica I+D. The initiative focuses on offering support to all the users and corporative services inside the Company, from provisioning both ... -
Contribution to dimensionality reduction of digital predistorter behavioral models for RF power amplifier linearization
(Universitat Politècnica de Catalunya, 2019-12-18)
Doctoral thesis
Open AccessThe power efficiency and linearity of radio frequency (RF) power amplifiers (PAs) are critical in wireless communication systems. The main scope of PA designers is to build the RF PAs capable to maintain high efficiency ... -
Desenvolupament en una FPGA d'un transmissor basat en una arquitectura LINC:
(Universitat Politècnica de Catalunya, 2010-07-23)
Bachelor thesis
Open Access -
Design and linearization of an efficient class E power amplifier using a test bench based on development boards
(Universitat Politècnica de Catalunya, 2017-02-14)
Master thesis
Open Access
Covenantee: Universidad de CantabriaNowadays, with the increase in small satellites applications for Earth observation, the need for high efficient transmitters capable of delivering the required power, taking into account not only the power consumption ... -
Digital adaptive predistortion for Unmanned Aircraft Vehicles communications with under-sampling restoration method
(Universitat Politècnica de Catalunya, 2014-12-17)
Master thesis
Open AccessNowadays, the Unmanned Aerial Vehicle (UAV) become more and more popular in aerial photography, especially in mini and micro size UAV. The UAV used for aerial photography usually use a high power video transfer communication ... -
Digital Predistortion of Wideband Satellite Communication Signals with Reduced Observational Bandwidth and Reduced Model Order Complexity
(Universitat Politècnica de Catalunya, 2014-10-17)
Master thesis
Open AccessThe increase in the demand for wireless communications from the user-end point of view calls for an infrastructure that is constantly more capable, reliable and efficient. One of the critical nodes in the telecommunications ... -
Diseño de un FPGA Mezzanine Card compatible con VITA 57 standard
(Universitat Politècnica de Catalunya, 2018-09-16)
Bachelor thesis
Open AccessDesign of FPGA Mezzanine Card VITA 57 compatible. VHDL programmation over FPGA carrier SPEC and ADC characterization -
Evaluation of digital linearization techniques for PAs under 5G waveform operation in spectrum sharing scenarios
(Universitat Politècnica de Catalunya, 2016-09-15)
Bachelor thesis
Open AccessThis project has been oriented to improve the efficiency and the linearization of power amplifiers (PA) with the combination of crest factor reduction (CFR) techniques and digital predistortion techniques (DPD). These ... -
A fast engineering approach to high efficiency power amplifier linearization for avionics applications
(Universitat Politècnica de Catalunya, 2020-12-17)
Doctoral thesis
Open AccessThis PhD thesis provides a fast engineering approach to the design of digital predistortion (DPD) linearizers from several perspectives: i) enhancing the off-line training performance of open-loop DPD, ii) providing ... -
FPGA implementation of quadratic minimization algorithms for digital predistortion linearization
(Universitat Politècnica de Catalunya, 2013-07-24)
Bachelor thesis
Restricted access - author's decisionThe PA is one of the most important subsystems of the RF transmitter and it is responsible of the main part of the overall transmitter's power consumption. In order to increase the efficiency of the PA, this project proposes ... -
Implementació d'un predistorsionador digital adaptatiu per un amplificador amb alimentació dinàmica basada en el seguiment de l'envoltant
(Universitat Politècnica de Catalunya, 2011-07-14)
Bachelor thesis
Open Access -
Implementació en DSP's d'un predistorsionador digital per a la linealització d'amplificadors de potència
(Universitat Politècnica de Catalunya, 2006-10)
Master thesis (pre-Bologna period)
Open AccessLa predistorsión digital es una técnica para la linealización de amplificadores de potencia. Los amplificadores de potencia son dispositivos activos presentes en las etapas de potencia de los sistemas de comunicación RF ... -
Implementació en una FPGA d'un generador de senyals modulades M-QAM
(Universitat Politècnica de Catalunya, 2009-04-28)
Master thesis (pre-Bologna period)
Open Access -
Implementació en una FPGA d'un sistema de Tx/Rx OFDM
(Universitat Politècnica de Catalunya, 2009-04-29)
Master thesis
Open Access -
Implementación en una FPGA de un Algoritmo de Adaptación en Tiempo Real para un Predistorsionador Digital Basado en una Arquitectura Multi-Tabla
(Universitat Politècnica de Catalunya, 2008-12-15)
Master thesis (pre-Bologna period)
Open AccessEste TFC se centra en el diseño de un linealitzador de Predistorsión Digital (Digital Predistortion - DPD) capaz de compensar la dinámica y los efectos no lineales introducidos por los amplificadores de Potencia (Power ... -
Linealització mitjançant predistorsió digital d'amplificadors de potència per a senyals de banda dual concurrents
(Universitat Politècnica de Catalunya, 2016-07)
Master thesis (pre-Bologna period)
Open AccessThe aim of this project is to design and to test a linearization algo-rithm for concurrent dual-band power amplification. In order to test the digital predistortion linearization algorithm. In order to test the something-rate ... -
Linealización de un amplificador balanceado con modulación de carga mediante un predistorsionador digital basado en redes neuronales para comunicaciones en vehículos aereos no tripulados
(Universitat Politècnica de Catalunya, 2020-10-06)
Bachelor thesis
Open AccessThis final degree project focuses on the analysis and linearization of a load modulated balanced amplifier (LMBA), designed to operate with wide bandwidth signals without degrading the amplifier's efficiency. This type of ... -
Machine learning techniques applied to dimensionality reduction for digital predistortion linearizers
(Universitat Politècnica de Catalunya, 2021-01-20)
Bachelor thesis
Open AccessOver the past half century, the improvements in spacecraft technology have been primarily in the areas of microelectronics for on-board processing, high frequency electronic devices, and integrated circuits for communications ...
