Articles de revista: Enviaments recents
Ara es mostren els items 1-12 de 211
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Efficient onboard band selection algorithm for hyperspectral imagery in SmallSat missions with limited downlink capabilities
(Institute of Electrical and Electronics Engineers (IEEE), 2024-04-09)
Article
Accés obertHyperspectral imaging is a key tool in numerous remote sensing applications. Images with tens or even hundreds of spectral bands contain a wealth of information to retrieve multiple geophysical parameters, to perform target ... -
Direct connection of uni-traveling-carrier photodiodes to antennas for frequency reconfigurable fiber-radio transmission in the Ka band
(2024-07-01)
Article
Accés obertA compact photonically-driven wireless emitter based on a Uni-Traveling-Carrier photodiode (UTC-PD) which directly connects to a short asymmetrical inductive dipole (SAID) antenna is presented. The design exploits the ... -
GPU versus FPGA implementation of a digital predistortion linearizer for wideband radiofrequency power amplifiers
(Elsevier, 2024-01)
Article
Accés obertThis paper presents and compares the implementation of a digital predistortion (DPD) linearizer for radiofrequency power amplifiers (PAs) considering two different hardware acceleration platforms. Both graphics processing ... -
Association of land surface temperature anomalies from GOES/ABI, MSG/SEVIRI, and Himawari-8/AHI with land earthquakes between 2010 and 2021
(Taylor & Francis Group, 2024-04-09)
Article
Accés obertEvery year, earthquakes cause numerous casualties and billions of dollars in economic damages, and so far, it is impossible to pre-dict them. Many researchers have studied the land surface tem-perature (LST) anomalies ... -
On the correlation between earthquakes and prior ionospheric scintillations over the ocean: a study using GNSS-R data between 2017 and 2021
(Institute of Electrical and Electronics Engineers (IEEE), 2024-01-01)
Article
Accés obertFrom 1980 to 2021, earthquakes have caused more than 846 000 casualties and about US$ 661 billion in economic losses. At present, there are no reliable earthquake precursors to generate alerts. Currently, the link between ... -
Evaluation of the accuracy of the aerosol optical and microphysical retrievals by the GRASP algorithm from combined measurements of a polarized sun-sky-lunar photometer and a three-wavelength elastic lidar
(Multidisciplinary Digital Publishing Institute (MDPI), 2023-10-18)
Article
Accés obertThe versatile Generalized Retrieval of Aerosol and Surface Properties (GRASP) algorithm exploits the advantages of synergic ground-based aerosol observations such as radiometric (sensitive to columnar aerosol optical and ... -
Relation between quantum advantage in supervised learning and quantum computational advantage
(Institute of Electrical and Electronics Engineers (IEEE), 2023-12-26)
Article
Accés obertThe widespread use of machine learning has raised the question of quantum supremacy for supervised learning as compared to quantum computational advantage. In fact, a recent work shows that computational and learning ... -
GNSS-R observations of marine plastic litter in a water flume: an experimental study
(Multidisciplinary Digital Publishing Institute (MDPI), 2023-02-01)
Article
Accés obertCurrently, eight million metric tons of plastic end up in the oceans every year, and microplastics in different forms are present in almost all water systems in the world: streams, rivers, lakes, or oceans, and even in our ... -
UWB microwave functional brain activity extraction for Parkinson's disease monitoring
(Institute of Electrical and Electronics Engineers (IEEE), 2024-01-31)
Article
Accés obertMicrowaves have proven their imaging capabilities to visualize the body composition for medical applications, thanks to their penetration inside biological structures. In this context, this article presents a novel methodology ... -
Microwave contactless current-sensing for live/dead differentiation of single bioparticles on a microfluidic platform
(Institute of Electrical and Electronics Engineers (IEEE), 2023-08-02)
Article
Accés restringit per política de l'editorialThe combination of microwave and microfluidic technologies enables the creation of efficient platforms to rapidly quantify live/dead bioparticles in industrial processes, biomedical research and environmental monitoring ... -
Digital linearization of wideband envelope tracking power amplifiers for mobile terminals
(IEEE Microwave Theory and Techniques Society, 2023-01)
Article
Accés obertThis article presents a low-complexity linearization method to compensate for multisource nonlinear distortion in wideband envelope tracking (ET) power amplifiers (PAs) for 5G new radio (NR) mobile terminals. The proposed ... -
A fully-focused SAR omega-K closed-form algorithm for the Sentinel-6 radar altimeter: methodology and applications
(Institute of Electrical and Electronics Engineers (IEEE), 2024-01-01)
Article
Accés obertThe 2-D frequency-based omega-K method is known to be a suitable algorithm for fully focused SAR (FF-SAR) radar altimeter processors, as its computational efficiency is much higher than equivalent time-based alternatives ...