Browsing by Contributor "Rodríguez Fonollosa, Javier"
Now showing items 1-18 of 18
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Advanced Spatial Temporal Regularization for Inverse Electrocardiography (ECG)
(Universitat Politècnica de Catalunya, 2014-07-23)
Bachelor thesis
Open Access
Covenantee: Northeastern University[ANGLÈS] Heart diseases are the first cause of Mortality in the world. The percentage of the deceased who dies because of a cardiac infarction rises every year. Therefore, an early identification of typical signs may be ... -
Communication rates for fading channels with imperfect channel-state information
(Universitat Politècnica de Catalunya, 2014-07-26)
Doctoral thesis
Open AccessThe present thesis studies information rates for reliable transmission of information over fading channels in the realistic situation where the receiver has only imperfect channel-state knowledge. Of particular interest ... -
Comparison of the Achievable Rates in OFDM and Single Carrier modulations with I.I.D. Inputs
(Universitat Politècnica de Catalunya, 2016-02-06)
Master thesis (pre-Bologna period)
Open AccessStudy based on the original article of the same name. Within concave / convex function of mutual information is studied, in order to apply the results on two different digital modulation techniques (Single-Carrier and ... -
Continuous-Variable Quantum Key Distribution
(Universitat Politècnica de Catalunya, 2022-10-28)
Master thesis
Open AccessContinuous-Variable Quantum Key Distribution is an alternative to the usual discrete variable quantum key distribution schemes, such as BB84, based on quantum states of light. Optical quantum states are defined in an ... -
Design of a GUI based on the implemented IEEE1451 Standard in a Wireless Sensor Network
(Universitat Politècnica de Catalunya, 2014-07-24)
Bachelor thesis
Open Access
Covenantee: Technische Universität Berlin[ANGLÈS] Wireless Sensor Networks are widely used in different fields for monitoring and controling purposes. The family of standards IEEE1451 defines a set of communications interfaces between the sensors and the ... -
Development of a wireless network model for controling environmental and work safety in ports of developing countries
(Universitat Politècnica de Catalunya, 2015-06)
Bachelor thesis
Open Access
Covenantee: Rheinisch-Westfälische Technische Hochschule AachenThe project goal is to propose cost effective and feasible scenarios of employing Wireless Network Sensors (WSN) in improving occupational health and safety at harsh industrial environment. The Port of Bar (Montenegro) is ... -
Distributed demand-side optimization in the smart grid
(Universitat Politècnica de Catalunya, 2014-07-08)
Doctoral thesis
Open AccessThe modern power grid is facing major challenges in the transition to a low-carbon energy sector. The growing energy demand and environmental concerns require carefully revisiting how electricity is generated, transmitted, ... -
Distributed multi-target tracking in a wireless sensor network using diffusion strategies and adaptive combiners
(Universitat Politècnica de Catalunya, 2016-09)
Bachelor thesis
Restricted access - author's decision
Covenantee: Northeastern UniversityLas redes de sensores inalámbricos se han ido usando cada vez más en los últimos años debido a su capacidad de observar el entorno, procesar datos y tomar decisiones. Estas características han ganado importancia en el ... -
Evaluating the Third Spatial Dimension in Wireless Communications
(Universitat Politècnica de Catalunya, 2016-06)
Bachelor thesis
Open Access
Covenantee: Technische Universität WienChannel models are very important in analysing and designing wireless cellular networks on link-and system level simulation tools. Developing more accurate representations of new channel models is being one of the greatest ... -
Evaluation of pre-filtering techniques for delay-spread compression in Wideband MISO systems
(Universitat Politècnica de Catalunya, 2017-01-08)
Bachelor thesis
Open Access
Covenantee: Aalborg universitetThis thesis describes in quite depth the channel behaviour in wireless communications, pointing some of the complexities that communication systems must face. The document is then focused in Delay Spread Compression (DSC) ... -
From hypothesis testing of quantum channels to secret sharing
(Universitat Politècnica de Catalunya, 2020-12-14)
Doctoral thesis
Open AccessThe present thesis has three major thrusts: the first thrust presents a broad investigation of asymptotic binary hypothesis testing, when each hypothesis represents asymptotically many independent instances of a quantum ... -
Implementation of a GFDM scheme for a high mobility scenario on a 5G simulator including parameter optimization
(Universitat Politècnica de Catalunya, 2017-09-06)
Bachelor thesis
Open Access
Covenantee: Technische Universität WienThe fifth generation of mobiles communications (5G) requires a variety of applications that the fourth generation (4G) cannot achieve, such as a higher data rate, ultra-low power consumption and short response times. In ... -
Interference Impact in WLAN Performance Evaluation
(Universitat Politècnica de Catalunya, 2017-10-19)
Bachelor thesis
Open Access
Covenantee: Technische Universität WienThe main objective of this document is to develop a model and study the impact of the interference produced by microwave ovens into the widely deployed Wi-Fi networks in residential places. We study the interference of a ... -
LTE-Advanced cell-specific reference signals in dependence of power allocation
(Universitat Politècnica de Catalunya, 2018-06)
Bachelor thesis
Open Access
Covenantee: Technische Universität WienThe main objective of this thesis is to study the channel estimation subject in LTE ( Long Term Evolution). LTE uses coherent detection and, with the purpose of obtaining information about the channel, pilot signals are ... -
Perfomance limits of spatial multiplexing mimo systems
(Universitat Politècnica de Catalunya, 2009-05-06)
Doctoral thesis
Open AccessLos canales multiple-input multiple-output (MIMO) proporcionan una forma abstracta y general de modelar un gran número de sistemas de comunicaciones. Los canales MIMO inalámbricos, en concreto, han despertado un gran interés ... -
Phase estimation and order finding using the quantum fourier transform
(Universitat Politècnica de Catalunya, 2020-07)
Master thesis
Open AccessQuantum computing over the past few decades has experienced a huge boost, due in part to the discovery of algorithms such as the Shor's algorithm which promises a significant reduction in complexity compared to its analogues ... -
Polar coding for the wiretap broadcast channel
(Universitat Politècnica de Catalunya, 2019-10-22)
Doctoral thesis
Open AccessIn the next era of communications, where heterogeneous, asynchronous and ultra-low latency networks are drawn on the horizon, classical cryptography might be inadequate due to the excessive cost of maintaining a public-key ... -
Sparse model identification of a 4x4 MIMO channel measurements in 5 GHz band
(Universitat Politècnica de Catalunya, 2018-07)
Bachelor thesis
Open AccessThe Least Absolute Shrinkage and Selection Operator has gained attention in the applied mathematics and signal processing communities. The thesis provides us theoretical expressions for solving Compressive Sensing by the ...