Exploració per tema "Radar"
Ara es mostren els items 22-41 de 321
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Accurate numerical modeling of the TARA reflector system
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 2004-07-31)
Article
Accés obertThe radiation pattern of the large parabolic reflectors of the Transportable Atmospheric RAdar system (TARA), developed at Delft University of Technology, has been accurately simulated. The electric field integral ... -
Accurate, grid-robust and versatile combined-field discretization for the electromagnetic scattering analysis of perfectly conducting targets
(2020-04-15)
Article
Accés obertRecent implementations of the Electric-Field Integral Equation (EFIE) for the electromagnetic scattering analysis of perfectly conducting targets rely on the electric current expansion with the monopolar-RWG basis functions, ... -
Active signal repeater for interferometric precise orbit determination
(Universitat Politècnica de Catalunya, 2021-07-27)
Treball Final de Grau
Accés restringit per acord de confidencialitat -
ADS-B radar system for data gathering and real time air traffic monitoring
(Universitat Politècnica de Catalunya, 2023-06-07)
Treball Final de Grau
Accés restringit per acord de confidencialitatThis thesis will aim to design and implement an ADS-B integral and distributed system for detecting aircrafts broadcasts messages. Those messages will be processed and stored in a SQL database the project will rely on an ... -
Advanced radar geosynchronous observation system: ARGOS
(Institute of Electrical and Electronics Engineers (IEEE), 2015-07-01)
Article
Accés obertThe Advanced Radar Geosynchronous Observation System is proposed to be a multiple-input–multiple-output synthetic aperture radar (SAR) system hosted on a swarm of minisatellites in quasi-geostationary orbits. The system ... -
Algoritmo interferométrico para un sistema radar de apertura sintética circular de corto alcance
(1997)
Text en actes de congrés
Accés obertThis paper presents an interferometric algorithm capable of working with SAR images obtained from measurements carried out with antennas that describe a circular trajectory. The antennas are positioned on a vertical mast ... -
Alternative processing for micro rain radar (MRR) observations
(2018)
Comunicació de congrés
Accés obertThe most common function of weather radars is to provide a description of the precipitation field, typically in four dimensions: temporal evolution of a 3D field, including characteristics of precipitation and rainfall ... -
An adaptive multilooking scheme for multi-temporal insar data
(Institute of Electrical and Electronics Engineers (IEEE), 2018)
Text en actes de congrés
Accés restringit per política de l'editorialMultilooking is an effective speckle reduction tool for InSAR images. However, it has some limitations. Based on the De-specKS and NL-SAR algorithms, an adaptive multilooking scheme for multi-temporal InSAR data has been ... -
An improvement of offset tracking for cross hair (CH) and patch like (PL) elimination and reliability estimation for large deformation monitoring with SAR data
(Institute of Electrical and Electronics Engineers (IEEE), 2021)
Text en actes de congrés
Accés obertSAR based offset tracking (OT) is an efficient tool for ground deformation observation, and signal to noise ratio (SNR) is its common error indicator. However, ground feature variations often weaken the accuracy of OT. In ... -
Analisis y caracterización de un detector radar en entornos interferentes con estadistica Weibull coherente
(1991)
Text en actes de congrés
Accés obertThe paper deals wilh the problem of radar delection of a target echo embedded in Weibull cluner and while gaussian noise. To derive a suitable processing scheme, the paper resons lo the general theory of radar delection ... -
Analysis and design of an interferometer for geostationary synthetic aperture radars orbit determination
(Universitat Politècnica de Catalunya, 2015-07)
Projecte/Treball Final de Carrera
Accés obertThe industry of remote sensing has nowadays strongly developed systems, which are versatile and adaptable, however they are not optimal for certain applications. With more than enough reason from it, a new technology of ... -
Analysis and reduction of the distortions induced by time-domain filtering techniques in network analyzers
(IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC, 1998-08-31)
Article
Accés obertThe removal of isolation errors plays an essential role in the calibration process of radar scattering measurements. One of the most common techniques used for that purpose is time-domain filtering, also known as gating. ... -
Analysis of denoising algorithms for Polarimetric SAR data: the cases of the Bilateral and the Non Local Means filters
(Universitat Politècnica de Catalunya, 2014-09-12)
Projecte/Treball Final de Carrera
Accés obert
Realitzat a/amb: Technische Universität Berlin[ANGLÈS] The aim of this thesis is to do an in-depth analysis of state-of-the-art denoising methods for Polarimetric SAR data and to propose a new algorithm taking advantage on their strong points. The filters under analysis ... -
Analysis of energetic radiation associated with thunderstorms in the Ebro delta region in Spain
(2016-08-25)
Article
Accés obertThe analysis of high-energy background radiation (0.1 – 2 MeV) enhancements during eight winter thunderstorms and ¿ve summer storms in the Ebro delta region in the northeast of Spain is presented. For the ¿rst time, ... -
Analysis of several configurations that affect the Quantitative Precipitation Estimation by radar and rain gauge blending
(Universitat Politècnica de Catalunya, 2018-08-24)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autor -
Analysis of the estimation errors of the arrival angles on automotive radars
(Universitat Politècnica de Catalunya, 2020-06)
Treball Final de Grau
Accés restringit per acord de confidencialitat -
Analysis of wind turbines blockage on doppler weather radar beams
(IEEE Press. Institute of Electrical and Electronics Engineers, 2010-07-01)
Article
Accés obert -
Analysis, design and development of a photonics-based radar
(Universitat Politècnica de Catalunya, 2022-07-05)
Treball Final de Grau
Accés obertThe purpose of this project is to analyze, design and develop a type of Microware Photonic Radar. Microwave photonics provides a solution to overcoming the limitations of electrical devices in conventional radar systems ... -
Analysis, design and implementation of a compact interferometer for geostationary orbital tracking
(Universitat Politècnica de Catalunya, 2016-05-11)
Projecte/Treball Final de Carrera
Accés restringit per decisió de l'autorFuture geostationary radar systems will require the satellite orbit modeling with precisions in the order of the radar wavelength. Using interferometric techniques it is possible to determine satellite angular observables ... -
Anàlisi de la variabilitat del procés de producció d’una peça Radome
(Universitat Politècnica de Catalunya, 2018-10-29)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autorAquest treball es centra en una peça funcional i estètica del sector de l’automoció, la qual cada cop té una major demanda entre diverses marques mundialment conegudes. En el procés de fabricació d’aquesta peça s’hi veuen ...