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Analysis of Correlation and Total Power Radiometer Front-Ends Using Noise Waves
dc.contributor.author | Corbella Sanahuja, Ignasi |
dc.contributor.author | Torres Torres, Francisco |
dc.contributor.author | Camps Carmona, Adriano José |
dc.contributor.author | Duffo Ubeda, Núria |
dc.contributor.author | Vall-Llossera Ferran, Mercedes Magdalena |
dc.contributor.author | Rautiainen, Kimmo |
dc.contributor.author | Martín Neira, Manuel |
dc.contributor.author | Colliander, Andreas |
dc.contributor.other | Universitat Politècnica de Catalunya. Departament de Teoria del Senyal i Comunicacions |
dc.date.accessioned | 2007-05-14T08:46:54Z |
dc.date.available | 2007-05-14T08:46:54Z |
dc.date.created | 2004 |
dc.date.issued | 2005-11-30 |
dc.identifier.citation | Corbella, I.; Torres, F.; Camps, A.; Duffo, N.; Vall-llossera, M.; Rautiainen, K.; Martín-Neira, M.; Colliander, A.; Analysis of correlation and total power radiometer front-ends using noise waves . IEEE Transactions on geoscience and remote sensing, 2005 , vol. 43, núm. 11, p. 2452-2459. |
dc.identifier.issn | 0196-2892 |
dc.identifier.uri | http://hdl.handle.net/2117/989 |
dc.description.abstract | A complete and systematic noise analysis of radiometer front-ends, including both total power and correlation measurements, is presented. The procedure uses the concepts of noise waves and S-parameters, widely used in microwave systems design and takes into account full noise characterization of receivers including mismatch effects. The general formulation is compatible with known total power radiometer analysis and is specially appropriate in correlation radiometers for which the effect of nonideal components, such as input isolators, is analyzed. Along with numerical simulations, simple formulas are given to compute the measured visibility in nonideal conditions. The analysis is validated using experimental results consisting of correlation measurements of four receivers placed inside an anechoic chamber. Good agreement between theoretical predictions and experimental data is observed. |
dc.format.extent | 2452-2459 |
dc.language.iso | eng |
dc.publisher | IEEE-INST ELECTRICAL ELECTRONICS ENGINEERS INC |
dc.subject | Àrees temàtiques de la UPC::Enginyeria de la telecomunicació::Radiocomunicació i exploració electromagnètica::Circuits de microones, radiofreqüència i ones mil·limètriques |
dc.subject.lcsh | Calibration |
dc.subject.lcsh | Microwave measurements |
dc.subject.lcsh | Remote sensing |
dc.subject.other | S-parameters |
dc.subject.other | calibration |
dc.subject.other | microwave measurement |
dc.subject.other | remote sensing |
dc.title | Analysis of Correlation and Total Power Radiometer Front-Ends Using Noise Waves |
dc.type | Article |
dc.subject.lemac | Calibratge |
dc.subject.lemac | Microones -- Mesurament |
dc.subject.lemac | Sensors remots |
dc.contributor.group | Universitat Politècnica de Catalunya. RF&MW - Grup de Recerca de sistemes, dispositius i materials de RF i microones |
dc.description.peerreviewed | Peer Reviewed |
dc.rights.access | Open Access |
local.personalitzacitacio | true |
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