Exploració per tema "Artificial satellites in remote sensing"
Ara es mostren els items 1-20 de 33
-
A software-defined spaceborne GNSS receiver
(Institute of Electrical and Electronics Engineers (IEEE), 2018)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper reports the design, proof-of-concept implementation and preliminary performance assessment of a low-cost, software-defined spaceborne GNSS receiver. The presented approach takes advantage of the flexibility of ... -
Analysis of urban and vegetation growing in NW Senegal during the last 25 years using medium resolution imagery
(Institute of Electrical and Electronics Engineers (IEEE), 2014)
Text en actes de congrés
Accés restringit per política de l'editorialLand use and land cover information are key information for Governments in developing countries. In this context, remote sensing satellites like Landsat or SPOT can provide valuable data covering several decades. We have ... -
Asymptotic performance analysis of successive interference cancellation with dynamic user-decoding order
(2020-09-01)
Article
Accés obertWe address the evaluation of dynamic (estimation-based) user-decoding order in successive interference cancellation (SIC) in a proof-of-concept multiple access satellite setting in which many code-division multiple access ... -
Automatic mapping of seagrass beds in alfacs bay using Sentinel-2 imagery
(2019)
Comunicació de congrés
Accés obertSeagrass are marine flowering plants that form extensive meadows in shallow coastal waters. They play a critical role in coastal ecosystems by providing food and shelter for animals, recycling nutrients, and stabilizing ... -
Blended-learning educational concept for earth observation at university level
(Universitat Politècnica de Catalunya, 2022-04-29)
Comunicació de congrés
Accés obertThe field of Earth observation has been undergoing a tremendous transformation for several years. From commercial data that used to be processed only by a circle of specialists, we are now in an era where numerous high-quality ... -
³CAT-2: attitude determination and control system for a GNSS-R earth observation 6U CubeSat mission
(2016-09-01)
Article
Accés obertThis work describes the attitude determination and control system (ADCS) of ³CAT-2, a six-unit CubeSat scheduled for launch this 2016. The ADCS of 3CAT-2 aims at controlling the satellite in orbit and fulfilling the pointing ... -
DISCOVERER: Developing Technologies to Enable Commercial Satellite Operations in Very Low Earth Orbit
(International Astronautical Federation, 2020)
Comunicació de congrés
Accés restringit per política de l'editorialThe DISCOVERER project is developing technologies to enable commercially-viablesustained-operation of satellites in very low Earth orbitsfor communications and remote sensing applications. Operatingcloser to the surface ... -
Extended kalman filter for interferometric precise orbit determination of geostationary satellites
(Universitat Politècnica de Catalunya, 2021-07-21)
Treball Final de Grau
Accés restringit per acord de confidencialitat -
Global evaluation of SMAP/Sentinel-1 soil moisture products
(Multidisciplinary Digital Publishing Institute (MDPI), 2022-09-16)
Article
Accés obertMAP/Sentinel-1 soil moisture is the latest SMAP (Soil Moisture Active Passive) product derived from synergistic utilization of the radiometry observations of SMAP and radar backscattering data of Sentinel-1. This product ... -
Implementation of GNSS receiver hardware accelerators in all-programmable system-on-chip platforms
(ION Publications (The Institute of navigation), 2018)
Text en actes de congrés
Accés restringit per política de l'editorialThis paper reports the design and proof-of-concept implementation of hardware accelerator modules for a low power consumption and small form factor software-defined GNSS receiver using an all-programmable System-On-Chip ... -
Improved GNSS-R altimetry methods: experimental demonstration using dual frequency data
(Universitat Politècnica de Catalunya, 2021-06-28)
Projecte Final de Màster Oficial
Accés obertAltimetric performance of Global Navigation Satellite System - Reflectometry (GNSS-R) instruments is highly dependent on receiver's bandwidth. The altimetric delay is usually computed from the time difference between the ... -
In-orbit validation of the FMPL-2 dual microwave payload onboard the Fsscat Mission
(Institute of Electrical and Electronics Engineers (IEEE), 2021)
Text en actes de congrés
Accés restringit per política de l'editorialThe Flexible Microwave Payload -2 is the microwave remote sensing payload of the FSSCat mission. The instrument is the outcome of years of work of the Universitat Politécnica de Catalunya Passive Remote Sensing Laboratory, ... -
Incidence angle diversity on L-band microwave radiometry and its impact on consistent soil moisture retrievals
(Institute of Electrical and Electronics Engineers (IEEE), 2021)
Text en actes de congrés
Accés restringit per política de l'editorialIncidence angle diversity of space-borne L-band radiometers needs to be taken into account for a consistent estimation of surface soil moisture (SM). In this study, the Land Parameter Retrieval Model (LPRM) is applied to ... -
Integration and structural analysis of the RITA Earth Observation Payload for a 3U CubeSat platform
(Universitat Politècnica de Catalunya, 2020-10-21)
Projecte Final de Màster Oficial
Accés restringit per decisió de l'autor -
Investigation of representativeness of CALIPSO aerosol optical properties products by EARLINET correlative measurements
(2012)
Comunicació de congrés
Accés restringit per política de l'editorialThe almost six-years long database of aerosol and cloud vertical profiles provided by CALIPSO (Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observations) is at the present the longest database of aerosol optical ... -
Mesures de deformació des de satèl·lit i terrestres
(2009-10-26)
Audiovisual
Accés obert -
Meteor observation with the SOURCE CubeSat – Developing a simulation to test on-board meteor detection algorithms
(Universitat Politècnica de Catalunya, 2022-04-29)
Comunicació de congrés
Accés obertThe scientific mission objectives of the Stuttgart Operated University Research CubeSat for Evaluation and Education are meteor observation, measurement of the lower Earth's atmosphere during re-entry as well as technology ... -
Model validation and data insertion with FALL3D-8.0: exploiting geostationary satellite retrievals of volcanic ash and SO2
(Barcelona Supercomputing Center, 2020-05)
Text en actes de congrés
Accés obertThe new version of FALL3D has recently been released with several new features and improvements in model physics, solving algorithms, code accuracy and performance [1]. Among the new features are a data insertion scheme ... -
Monitoring natural phenomena from the classroom with Edusat. Proposal for a teaching guide (and support material)
(Universitat Politècnica de Catalunya, 2022-04-29)
Comunicació de congrés
Accés obertSatellite images and remote sensing allow us to identify the effects of natural and human-made changes that occur on Earth: fires, floods, urban development, deforestation, etc. Thanks to the Copernicus programme, satellite ... -
Optimizing CALIPSO saharan dust retrievals
(2013-12-13)
Article
Accés obertWe demonstrate improvements in CALIPSO (Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observations) dust extinction retrievals over northern Africa and Europe when corrections are applied regarding the Saharan dust ...