Exploració per altres contribucions "Camps Carmona, Adriano José"
Ara es mostren els items 21-40 de 138
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Contributions to GNSS-R earth remote sensing from nano-satellites
(Universitat Politècnica de Catalunya, 2016-01-21)
Tesi
Accés obertGlobal Navigation Satellite Systems Reflectometry (GNSS-R) is a multi-static radar using navigation signals as signals of opportunity. It provides wide-swath and improved spatio-temporal sampling over current space-borne ... -
Contributions to land, sea, and sea ice remote sensing using GNSS-reflectometry
(Universitat Politècnica de Catalunya, 2016-11-10)
Tesi
Accés restringit per acord de confidencialitatThis PhD thesis researches the use of passive remote sensing techniques using signals transmitted from the navigation satellites (GNSS) in order to retrieve different geophysical parameters. The thesis consists of two ... -
Contributions to radio frequency interference detection and mitigation in Earth observation
(Universitat Politècnica de Catalunya, 2014-06-26)
Tesi
Accés obertRadio Frequency Interference (RFI) is the most common problem for electronic measuring systems. The presence of those electromagnetic waves can harm the measurements taken from very sensitive instruments, like microwave ... -
Contributions to satellite subsystem models and communications link emulation
(Universitat Politècnica de Catalunya, 2022-07-06)
Treball Final de Grau
Accés obertDuring last years, space missions have evolved from monolithic spacecrafts architectures, to distributed ones, which are known as Distribute Satellite Systems (DSS). This spacecraft architecture has changed the space ... -
Contributions to simulation and emulation of Inter-Satellite Links
(Universitat Politècnica de Catalunya, 2022-07-06)
Treball Final de Grau
Accés obertRecently, there has been a paradigm shift in space missions. They no longer rely on a single satellite to achieve all the objectives of a mission. Responsibility is shared between devices that can communicate and share ... -
Contributions to the determination of electromagnetic bias in Gnss-R altimetry
(Universitat Politècnica de Catalunya, 2015-07-14)
Tesi
Accés obertIn this Ph. D. dissertation the electromagnetic bias in GNSS-R (Global Navigation Satellite Systems Reflectometry) altimetry has been studied. GNSS-R altimetry is a new type of system that uses navigation signals as signals ... -
Contributrion to the improvement of the soil moisture and ocean salinity (SMOS) sea surface salinity retrieval algorithm
(Universitat Politècnica de Catalunya, 2010-11-22)
Tesi
Accés obertThe European Space Agency's Soil Moisture and Ocean Salinity (SMOS) satellite was launched on November, 2, 2009 from the Russian cosmodrome of Plesetsk. Its objective is to globally and regularly collect measurements ... -
Control of the back-end and positioning systems of the MERITXELL radiometer
(Universitat Politècnica de Catalunya, 2017-01)
Treball Final de Grau
Accés obertThe 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 ... -
Correlation between earthquakes and ionosphere scintillation measured with GNSS remote sensing techniques
(Universitat Politècnica de Catalunya, 2023-07-27)
Treball Final de Grau
Accés obert
Realitzat a/amb: Korea Advanced Institute of Science and Technology / CommSensLabThe Lithosphere- Atmosphere-Ionosphere coupling models have been widely studied and applied to earthquakes and their precursors. Recently, evidence has been found that electromagnetic phenomena related to earthquakes might ... -
CubeCat-1: Communications System of a Nano-satellite
(Universitat Politècnica de Catalunya, 2013-07-30)
Projecte Final de Màster Oficial
Accés obert[ANGLÈS] The CubeSat program provides a cost-effective solution to the educational institutions and private firms, around the world, willing to put their satellites in orbit, which are no bigger than a 10 cm cube, and weigh ... -
Deployable antenna mechanism for CubeSats
(Universitat Politècnica de Catalunya, 2021-01)
Treball Final de Grau
Accés restringit per acord de confidencialitat -
Deployable fresnel plate zone antenna for cubesats - electrical design
(Universitat Politècnica de Catalunya, 2021-05-25)
Projecte Final de Màster Oficial
Accés obertCubeSats are no longer just an academic exercise, but they have become a commercial and technical solution in the space field. Improvements in miniaturization, electronics and energy have made it possible to reduce the ... -
Deployable mechanism for CubeSat antennas
(Universitat Politècnica de Catalunya, 2021-07-06)
Treball Final de Grau
Accés obertNowadays, nanosatellites are gaining momentum in the space sector thanks to their develop and launch reduced costs, attracting the attention of many universities and companies. The NanoSat Lab, located in the Universitat ... -
Deployable parabolic reflector antenna for CubeSats
(Universitat Politècnica de Catalunya, 2021-06)
Treball Final de Grau
Accés obertThe objective of this Final Degree Thesis is to design and build a deployable parabolic reflector for a CubeSat. An optimal shape for the reflector has been studied and proposed, and the relationship of surface accuracy ... -
Design and Development of a Linux-based Operating User System for CubeSat On-Board Computers
(Universitat Politècnica de Catalunya, 2019-06)
Treball Final de Grau
Accés restringit per acord de confidencialitatThe purpose of this work is to develop and test a Linux-based embedded software system for a nanosatellite. The main objective will be the development of a set of configuration files to use within a build system, which ... -
Design and implementation of a calibration network for antenna arrays of a gnss signal reflectometer
(Universitat Politècnica de Catalunya, 2015-02)
Treball Final de Grau
Accés restringit per decisió de l'autor[ANGLÈS] This project describes the design and implementation of a calibration network for the Microwave Interferometric Reflectometer (MIR), a reflectometer that the Remote Sensing Lab (RSLAB) is developing at the Department ... -
Design and implementation of a Communications System for a PocketQube based on LoRa
(Universitat Politècnica de Catalunya, 2022-07-05)
Treball Final de Grau
Accés obertWe have recently been able to witness how large companies have set themselves the goal of launching fleets of hundreds or even thousands of satellites to offer different services. This new generation of satellites is marking ... -
Design and Implementation of a GNSS reflectometer using a software defined radio
(Universitat Politècnica de Catalunya, 2015-09)
Projecte Final de Màster Oficial
Accés obertThe 3Cat-2 nanosatellite payload includes, amongst other experiments, a Global Navigation Satellite System Reflectometry (GNSS-R) receiver. The payload captures GNSS data from the two channels of a Software Defined Radio ... -
Design and implementation of a reaction wheels control system hardware
(Universitat Politècnica de Catalunya, 2016-02)
Treball Final de Grau
Accés restringit per acord de confidencialitat -
Design and implementation of a RFI monitoring payload for the 5G 24 GHz bands for poketqubes
(Universitat Politècnica de Catalunya, 2022-07-05)
Treball Final de Grau
Accés restringit per acord de confidencialitatThe project developed in this thesis consists of creating a PocketQube payload in charge of monitoring the 24 to 25 GHz band to enforce that the emissions of the 5G communications band are within limit. In this thesis, the ...