Exploració per tema "Àrees temàtiques de la UPC::Enginyeria de la telecomunicació::Radiocomunicació i exploració electromagnètica::Teledetecció"
Ara es mostren els items 1-20 de 677
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2000 days of SMOS at the Barcelona Expert Centre: a tribute to the work of Jordi Font
(2016-09-01)
Article
Accés obertSoil Moisture and Ocean Salinity (SMOS) is the first satellite mission capable of measuring sea surface salinity and soil moisture from space. Its novel instrument (the L-band radiometer MIRAS) has required the development ... -
3CAT-2, an experimental nano-satellite for GNSS-R earth observation: mission concept and analysis
(2016-10-01)
Article
Accés obertGlobal navigation satellite system reflectometry is a multistatic radar using navigation signals as signals of opportunity. It provides wide-swath and improved spatiotemporal sampling over current space-borne missions. The ... -
3Cat-2: A P(Y) and C/A GNSS-R experimental nano-satellite mission
(Institute of Electrical and Electronics Engineers (IEEE), 2013)
Text en actes de congrés
Accés restringit per política de l'editorial3Cat-2 is a 6 U CubeSat mission designed to perform ocean altimetry by means of Global Navigation Satellite Systems Reflectometry (GNSS-R). In this paper 3Cat-2 mission is presented. The main payload is the novel dual-band ... -
3CAT-3/MOTS, an experimental nanosatellite for multispectra and GNSS-R Earth Observation: Mission concept and analysis
(Institute of Electrical and Electronics Engineers (IEEE), 2017)
Text en actes de congrés
Accés restringit per política de l'editorialThe 3 Cat-3/MOTS mission is a joint initiative between the Institut Cartogràfic i Geològic de Catalunya (ICGC) and the Universitat Politècnica de Catalunya-BarcelonaTech (UPC) to foster new and innovative technologies on ... -
3CAT-3/MOTS, an experimental nanosatellite for multispectral and GNSS-R earth observation: airborne optical and GNSS-R campaign
(Institute of Electrical and Electronics Engineers (IEEE), 2018)
Text en actes de congrés
Accés restringit per política de l'editorialThe 3 Cat-3/MOTS mission is a joint initiative between the Institut Cartogràfic i Geològic de Catalunya (ICGC) and the Universitat Politècnica de Catalunya-BarcelonaTech (UPC) to foster new and innovative technologies on ... -
3Cat-4: combined GNSS-R, L-Band radiometer with RFI mitigation, and AIS receiver for a I-Unit Cubesat based on software defined radio
(Institute of Electrical and Electronics Engineers (IEEE), 2018)
Text en actes de congrés
Accés restringit per política de l'editorialThe 3 Cat-4 mission aims to demonstrate the capabilities of nano-satellites plus the versatility of a Software Defined Radio for passive Earth Observation. Three different microwave payloads are integrated into a single ... -
A 1-D radiative transfer study of mineral dust during CHARMEX/ADRIMED 2013 campaign
(Institute of Electrical and Electronics Engineers (IEEE), 2018)
Text en actes de congrés
Accés restringit per política de l'editorialA 1-D radiative transfer study is presented based on the measurements performed at Granada during a dust event within the framework of the ChArMEx/ADRIMED (Chemistry-Aerosol Mediterranean Experiment/Aerosol Direct Radiative ... -
A comparative analysis of aerosol optical coefficients and their associated errors retrieved from pure-rotational and vibro-rotational raman lidar signals
(Multidisciplinary Digital Publishing Institute (MDPI), 2021-02-11)
Article
Accés obertThis paper aims to quantify the improvement obtained with a purely rotational Raman (PRR) channel over a vibro-rotational Raman (VRR) channel, used in an aerosol lidar with elastic and Raman channels, in terms of signal-to-noise ... -
A comparative study of operational vessel detectors for maritime surveillance using satellite-borne synthetic aperture radar
(2016-06-01)
Article
Accés obertThis paper presents a comparative study among four operational detectors that work by automatically post-processing synthetic aperture radar (SAR) images acquired from the satellite platforms RADARSAT-2 and COSMO-SkyMed. ... -
A comparison of different optimisation search methodologies for self-optimisation in wireless cellular networks
(Institute of Electrical and Electronics Engineers (IEEE), 2013)
Text en actes de congrés
Accés restringit per política de l'editorialSelf-Organising Networks (SON) concept is seen as a way to reduce costs by automating functionalities such as network optimisation usually performed manually with extensive human work time. This paper provides a general ... -
A comparison of different techniques for atmospheric artefact compensation in GBSAR differential acquisitions
(IEEE, 2006)
Text en actes de congrés
Accés obertIn this paper, a comparison of different techniques for compensating the atmospheric artifacts in Ground-Based SAR zero-baseline acquisitions at X-Band is presented. The way the fluctuation of atmospheric parameters like ... -
A generic simulator for aperture synthesis radiometers
(Institute of Electrical and Electronics Engineers (IEEE), 2012)
Text en actes de congrés
Accés restringit per política de l'editorialESA's SMOS mission has demonstrated that Synthetic Aperture Interferometric Radiometers can be a useful tool for Earth observation. Today, the NASA's GeoStar instrument (USA), ESA's GAS instrument (Europe), or CSSAR's GIMS ... -
A generic simulator for aperture synthesis radiometers: Radiative transfer module and end-to-end tests
(Institute of Electrical and Electronics Engineers (IEEE), 2014)
Comunicació de congrés
Accés restringit per política de l'editorialThe Synthetic Aperture Interferometric Radiometer (SAIR) Performance Simulator (SAIRPS) is a very versatile software tool developed by Deimos Engenharia (Portugal) and the Universitat Politècnica de Catalunya-Barcelona ... -
A geographical heuristic routing protocol for VANETs
(2016-10-01)
Article
Accés obertVehicular ad hoc networks (VANETs) leverage the communication system of Intelligent Transportation Systems (ITS). Recently, Delay-Tolerant Network (DTN) routing protocols have increased their popularity among the research ... -
A hybrid multi-start metaheuristic scheduler for astronomical observations
(Elsevier, 2023-11)
Article
Accés obertIn this paper, we investigate Astronomical Observations Scheduling which is a type of Multi-Objective Combinatorial Optimization Problem, and detail its specific challenges and requirements and propose the Hybrid Accumulative ... -
A Ka-band Radar Interferometer: development and testing
(Universitat Politècnica de Catalunya / University of Massachusetts at Amherst, 2013-07-11)
Projecte/Treball Final de Carrera
Accés obert
Realitzat a/amb: University of Massachusetts at Amherst[ANGLÈS] Radar interferometry is a remote sensing technique that consists in transmitting a signal and measuring the phase difference of the reflected signal between two antennas separated by a baseline. This phase difference ... -
A Ku band circularly polarized 2×2 microstrip antenna array for remote sensing applications
(Institute of Electrical and Electronics Engineers (IEEE), 2017)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper reports the development of a Circularly Polarized (CP) microstrip patch array working at Ku band and in particular between 16.9-17.2GHz for remote sensing applications. The design is based on a sequential ... -
A LiDAR imaging system using temporal and polarization discrimination for turbid media
(2023)
Text en actes de congrés
Accés restringit per política de l'editorialIn recent times, there has been a surge of interest in LiDAR imaging systems, particularly in outdoor terrestrial applications associated with computer vision. However, a significant hurdle preventing their widespread ... -
A model for the wind direction signature in the stokes smissin sector from the ocean surfaces at microwave frequencies
(IEEE Piscataway, 2000)
Text en actes de congrés
Accés obertThis paper presents a model of the Stokes emission vector from the ocean surface. The ocean surface is described as an ensemble of facets with Cox and Munk's (1954) Gram-Charlier slope distribution. The study discusses the ... -
A model of the wind direction signature in the Stokes emission vector from the ocean surface at microwave frequencies
(JOHN WILEY & SONS INC, 2001-06-30)
Article
Accés obertThis paper presents a model of the Stokes emission vector from the ocean surface. The ocean surface is described as an ensemble of facets with Cox and Munk's (1954) Gram-Charlier slope distribution. The study discusses the ...