Exploració per tema "Radar"
Ara es mostren els items 87-106 de 322
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Compact acquisition system for high resolution radars
(Universitat Politècnica de Catalunya, 2016-10)
Projecte Final de Màster Oficial
Accés obertCurrent analog data acquisition systems are complex systems based on high speed FPGA and microprocessors. Digital technologies are growing faster; microcontrollers are implementing more powerful peripherals, like ... -
Comparative analyses of multi-frequency PSI ground deformation measurements
(Universitat Politècnica de Catalunya, 2012-03-29)
Projecte/Treball Final de Carrera
Accés restringit per decisió de l'autor[ANGLÈS] In recent years many new developments have been made in the field of SAR image analysis. The diversity of available SAR imagery allows a wider range of applications to be covered in the domain of risk management ... -
Comparison of topography- and aperture-dependent motion compensation algorithms for airborne SAR
(IEEE, 2007-07-31)
Article
Accés obertThis letter presents a comparison between three Fourier-based motion compensation (MoCo) algorithms for airborne synthetic aperture radar (SAR) systems. These algorithms circumvent the limitations of conventional MoCo, ... -
Compresión de pulsos: Análisis de formas de onda no lineales
(Universidad Politécnica de Madrid (UPM), 1988)
Text en actes de congrés
Accés obert -
Compresión digital de señales chirp. Compresión en coma fija
(1987)
Text en actes de congrés
Accés obertIt is presented the simulation of a fixed point digital matched filter, in order to estimate their perfomances. -
Compressive sensing based candidate detector and its applications to spectrum sensing and through-the-wall radar imaging
(Universitat Politècnica de Catalunya, 2014-03-07)
Tesi
Accés obertSignal acquisition is a main topic in signal processing. The well-known Shannon-Nyquist theorem lies at the heart of any conventional analog to digital converters stating that any signal has to be sampled with a constant ... -
Considerations about antenna pattern measurements of 2-D aperture synthesis radiometers
(IEEE, 2006-04-30)
Article
Accés obertAccurate measurement of the antenna voltage patterns of large-aperture synthesis radiometers is critical in order to achieve good radiometric accuracy, and a very time consuming and expensive task. Measurement requirements ... -
Constraints in azimuth resolution by refocusing slowly moving targets from single-look complex SAR vignettes
(VDE Conference Publications, 2014)
Text en actes de congrés
Accés restringit per política de l'editorialAccessing the raw data of spaceborne SAR systems is not always possible to refocus blurred SAR signatures of vessels. Instead, the single-look complex (SLC) data is usually more available, but since the vessel motion can ... -
Contribution to the development of microwave remote sensing for UAV systems.
(Universitat Politècnica de Catalunya, 2022-07-21)
Projecte Final de Màster Oficial
Accés obert
Realitzat a/amb: Balamis Microwave Sensors and ElectronicsMicrowave technology is very sensitive to Radio Frequency Interferences (RFI). Works previously done within this Master by Marc Jou [1] showed the impossibility to retrieve measurements using L-band radiometers on-board ... -
DA-GLRT burst detection and synchronization based on a chirp-like preamble
(2008)
Text en actes de congrés
Accés restringit per política de l'editorialA specific preamble for the tasks of signal detection and synchronization in burst digital communications is presented. The preamble resembles a chirp signal used in RADAR applications. Its main benefit is that it allows ... -
Data processing of a polarimetric X-Band phased array weather radar
(Universitat Politècnica de Catalunya, 2016-07)
Treball Final de Grau
Accés obert
Realitzat a/amb: University of Massachusetts at AmherstWeather forecast estimation has been a matter of analysis for many years. The arrival of dual polarization radars meant an improvement due to the incorporation of new variables. This project illustrates how to obtain the ... -
Deformation measurement of an Experimental slab using gb-sar Analysis and interpretation
(Universitat Politècnica de Catalunya, 2018-05-24)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autorAquest treball consisteix en l'anàlisi i interpretació de mesures de deformació amb interferometria Radar (GBSAR) dutes a terme durant un assaig a llarg termini a escala real. L'element monitoritzat és una llosa experimental ... -
Desarrollo de solución software para minimizar los costes en las operaciones de aeronaves en función de sus maniobras
(Universitat Politècnica de Catalunya, 2022-02-10)
Treball Final de Grau
Accés obertCommercial aviation has developed intensively in recent decades, due to the rise of low-cost airlines and globalization. One of the consequences of the high growth is the increase in greenhouse gas emissions in the atmosphere. ... -
Desarrollo de una aplicación para informar sobre carreteras usando social networks
(Universitat Politècnica de Catalunya, 2015-04-24)
Treball Final de Grau
Accés obert[CASTELLÀ] Desarrollo de una aplicación móvil que informa en tiempo real sobre la localización de radares. La información necesaria se obtiene mediante el análisis de las publicaciones de la red social Twitter. -
Desenvolupament d'un software multiplataforma decodificador/reproductor dades Asterix
(Universitat Politècnica de Catalunya, 2022-02-10)
Treball Final de Grau
Accés obertThis project will explain the development of a multiplatform software capable of decoding the EUROCONTROL protocol ASTERIX, decoding the categories 10, 19, 20 and 21. The requirements of the software required priorizing ... -
Desenvolupament de codis d'anàlisi de la dispersió electromagnètica deguda a blancs RADAR molt petits
(Universitat Politècnica de Catalunya, 2010-02-05)
Treball Final de Grau
Accés obert -
Desenvolupament del mòdul ASXDEC del sistema SSDA (Surveillance Systems Data Analysis)
(Universitat Politècnica de Catalunya, 2021-10-27)
Treball Final de Grau
Accés obertThis project takes part in a bigger European initiative called SSDA (Surveillance Sensor Data Analysis) the aim of which is the analysis of data from surveillance sensor. When we talk about surveillance in this context, ... -
Design and Analysis of Superresolution algorithm and signal separation technique for an OFDM-based MIMO radar
(Universitat Politècnica de Catalunya / Karlsruher Institut für Technology, 2012-10-31)
Projecte Final de Màster Oficial
Accés obertRecently, the concept of MIMO radar has been proposed. MIMO radar has the capability to transmit orthogonal (or incoherent) waveforms at multiple transmit antennas. It offers promising potentials for multipath fading, ... -
Design and characterization of a mobile GPR antenna assembly
(Universitat Politècnica de Catalunya, 2020-06)
Treball Final de Grau
Accés obertGround penetrating radars have been tested for detecting trapped alive victims from the ruins of collapsed building, for example due to a mining disaster, rock slide or natural catastrophe. The priority of the rescue teams ... -
Design and performance evaluation of millimeter-wave flat lens antennas for communications, radar and imaging applications
(Universitat Politècnica de Catalunya, 2016-07-29)
Tesi
Accés obertMillimeter-wave systems introduce a set of particular severe requirements from the antenna point of view in order to achieve specific performances. In this sense, high directive antennas are required to overcome the huge ...
