Browsing by Subject "Radiation -- Measurement"
Now showing items 1-20 of 36
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Algoritmos de calibración para radiómetros digitales
(Universitat Politècnica de Catalunya, 2009-05)
Master thesis (pre-Bologna period)
Open Access -
An imaging algorithm for synthetic aperture interferometric radiometers with built-in RFI mitigation
(Institute of Electrical and Electronics Engineers (IEEE), 2014)
Conference report
Restricted access - publisher's policyRadio Frequency Interference (RFI) is probably one of the most important limiting factors in the accuracy of the brightness temperatures measured by microwave radiometers. Due to the proximity of the 'protected' L-band ... -
Analysis and mitigation of the reconstruction error in interferometric radiometry
(Universitat Politècnica de Catalunya, 2014-12-05)
Master thesis (pre-Bologna period)
Open Access[ANGLÈS] The European Space Agency (ESA) Soil Moisture and Ocean Salinity mission (SMOS) provides continuous global maps of soil moisture and ocean surface salinity. Its payload MIRAS (Microwave Imaging Radiometer with ... -
Assembly verification integration and testing of the payload and communications system of the 3CAT-4 cubesat
(Universitat Politècnica de Catalunya, 2020-09)
Bachelor thesis
Open AccessLos nanosatélites han experimentado un importante crecimiento en estos últimos años desde que fueron estandarizados en 2000. El UPC-NanoSat Lab, que se encuentra en el Campus Nord de la Universidad Politécnica de Cataluña, ... -
Assessment on linearity errors in detectors for interferometric radiometers
(2008)
Conference report
Restricted access - publisher's policyThe performance of the power detectors used to denormalize the digital correlations in interferometric radiometers is degraded due to the non-linear behavior of the diode response. This work presents a comprehensive ... -
Calibration consistency tool for interferometric radiometers
(2008)
Conference report
Restricted access - publisher's policyThis paper presents a method to check the consistency of the amplitude calibration in interferometric radiometers devoted to Earth observation This tool is based in the intrinsic properties of the internal calibration ... -
Calibration methods in large interferometric radiometers devoted to earth observation
(VSP, 2000-01)
Part of book or chapter of book
Restricted access - publisher's policyThis paper starts with a summary and classification of errors of any kind that corrupt the fundamental measurement performed by an InR (interferometric radiometer), the so-called visibilities. This summary is based on prior ... -
Control of the back-end and positioning systems of the MERITXELL radiometer
(Universitat Politècnica de Catalunya, 2017-01)
Bachelor thesis
Open AccessThe aim of this project was the implementation of a software to position and obtain the desired measurements by a radiometer called MERITXELL. To satisfy the goals, this project was divided in three blocks (radiometer ... -
Design, development and test of ICI radiometer back-end modules in the frame of metop 2nd-gen satellite constellation
(Universitat Politècnica de Catalunya, 2018-10)
Master thesis
Restricted access - author's decision
Covenantee: TRYOThis Thesis belongs to a scientific project realized by the TRYO Company, which is part of the aerospace sector of the SENER Group. It describes the design, analysis, measurements and results of one of the back-end modules ... -
Digital back-end for RFI detection and mitigation in microwave radiometers
(Institute of Electrical and Electronics Engineers (IEEE), 2012)
Conference report
Restricted access - publisher's policyRadio-frequency interference (RFI) is a serious problem in microwave radiometry. In order to process the received data in real time, a powerful back-end for RFI detection and mitigation system must be implemented. This ... -
Diseño de filtros planares para radiometría
(Universitat Politècnica de Catalunya, 2009-12-14)
Bachelor thesis
Open Access -
Dual band TPR radiometer for Snow Water Content determination
(Universitat Politècnica de Catalunya, 2020-02)
Bachelor thesis
Open Access -
Dual-frequency L-band patch array for GNSS-R and Microwave Radiometers onboard a 6 Unit CubeSat
(Universitat Politècnica de Catalunya, 2019-10)
Master thesis
Restricted access - confidentiality agreement -
Especificació i prestacions de radiomètres digitals
(Universitat Politècnica de Catalunya, 2009-02-11)
Master thesis (pre-Bologna period)
Open AccessPer altra banda, aquest document fa un anàlisi de les prestacions dels radiòmetres digitals en general així com de les millores que proporcionen respecte a les anteriors topologies totalment analògiques. Paràmetres com ... -
Exploitation plan for the market launch of a new on line computational application for occupational dosimetry in radiology
(Universitat Politècnica de Catalunya, 2020-07-16)
Master thesis
Restricted access - confidentiality agreementThis thesis is about the best strategy to get public funding in European calls for highly innovative projects. Using the example of a project application which takes part in the Fast Track to Innovation (FTI) call of the ... -
Fire monitoring with satellite and UAV imagery
(Universitat Politècnica de Catalunya, 2016)
Master thesis (pre-Bologna period)
Open AccessWildfires are of major concern now days because, even though they have also a natural role, they have negative impacts in environmental, economic and social terms. The main purposes of this project are the study, combination, ... -
Illuminantion measurement system for hyperspectral cameras
(Universitat Politècnica de Catalunya, 2020-02)
Master thesis
Restricted access - author's decisionSOLPI has developed an airborne hyperspectral imaging solution to measure spectral signatures which can be used in applications like agriculture and construction. The system needs an illuminant reference that will be used ... -
Impact of doppler frequency compensation errors on spaceborne GNSS-R altimetry
(Institute of Electrical and Electronics Engineers (IEEE), 2012)
Conference report
Restricted access - publisher's policyThe compensation of the Doppler frequency error is important to accurately estimate the sea height in spaceborne GNSSR altimetry. This work presents the impact of the residual Doppler error on the altimetric performance. ... -
Impact of signal quantization on the performance of RFI mitigation algorithms
(Multidisciplinary Digital Publishing Institute (MDPI), 2019-01-01)
Article
Open AccessRadio Frequency Interference (RFI) is currently a major problem in Communications and Earth Observation, but it is even more dramatic in Microwave Radiometry because of the low power levels of the received signals. Its ... -
Impact of the local oscillator calibration on the SMOS sea surface salinity maps
(Institute of Electrical and Electronics Engineers (IEEE), 2012)
Conference report
Restricted access - publisher's policyThe Local Oscillators (LO) of the Microwave Imaging Radiometer using Aperture Synthesis (MIRAS) onboard the Soil Moisture and Ocean Salinity (SMOS) satellite are used to maintain the operating frequency of the 69 receivers. ...
