[EN] The use of precision agriculture and the Internet of Things has improved the efficiency of many cultures. Nevertheless, there are a few low-cost options to monitor soil moisture. Moreover, those options depend on the ...
[EN] Uncontrolled dumping linked to agricultural vehicles causes an increase in the incorporation of oils into the irrigation system. In this paper, we propose a system based on an optical sensor to monitor oil concentration ...
[EN] Mobility in urban and interurban areas, mainly by cars, is a day-to-day activity of many people. However, some of its main drawbacks are traffic jams and accidents. Newly made vehicles have pre-installed driving ...
Marfil, Daniel; Boronat, Fernando; Pastor, F. Javier; Vidal Meló, Anna(Institute of Electrical and Electronics Engineers, 2022-10)
[EN] In this paper, a scalable hardware and software architecture for tiled display systems (a.k.a. videowalls), which can be implemented by using low-cost devices, together with a dynamic web-based management and configuration ...
Rocher, Javier; Jimenez, Jose M.; Tomás Gironés, Jesús; Lloret, Jaime(MDPI AG, 2023-04)
[EN] Eutrophication is the excessive growth of algae in water bodies that causes biodiversity loss, reducing water quality and attractiveness to people. This is an important problem in water bodies. In this paper, we propose ...
Sendra, Sandra; García-García, Laura; Jimenez, Jose M.; Lloret, Jaime(Springer Verlag, 2017)
In recent years, the automotive industry is equipping vehicles with sophisticated, and often, expensive systems for driving assistance. However, this vehicular technology is more focused on facilitating the driving and not ...
[EN] This paper presents the design and implementation of a low-cost Supervisory Control and Data Acquisition system based on a Web interface to be applied to a Hybrid Renewable Energy System (HRES) microgrid. This development ...
[EN] We report herein the construction of an electronic device to perform the real-time
digitalization of the color state of the optical chemosensors used in the detection of dangerous
gases. To construct the device, ...
Buaki-Sogo, Mireia; García-Carmona, Laura; Gil Agustí, María Teresa; GARCÍA PELLICER, MARTA; Quijano-Lopez, Alfredo(MDPI AG, 2022-05-03)
[EN] In this work, glucose oxidase (GOx) has been immobilized onto graphite rod electrodes through an assisted-chitosan adsorption reaching an enzyme coverage of 4 nmol/cm2. The direct and irreversible single adsorption ...
[EN] High pressure xenon Time Projection Chambers (TPC) based on secondary scintillation (electroluminescence) signal amplification are being proposed for rare event detection such as directional dark matter, double electron ...
Martín-Sacristán, David; Roger, Sandra; Garcia-Roger, David; Monserrat del Río, Jose Francisco; Spapis, Panagiotis; Zhou, Chan; Kaloxylos, Alexandros(Institute of Electrical and Electronics Engineers, 2021-02)
[EN] Mobile network operators are interested in providing Vehicle-to-Vehicle (V2V) communication services using their cellular infrastructure. Regional split of operators is one possible approach to support multi-operator ...
Brimont, Antoine Christian Jacques; Hu, X.; Cueff, Sébastien; Rojo-Romeo, Pedro; Saint Girons, Guillaume; Griol Barres, Amadeu; Zanzi, Andrea; Sanchis Kilders, Pablo; Orobtchouk, Regis(Institute of Electrical and Electronics Engineers (IEEE), 2016-02-01)
[EN] Waveguide bends support intrinsically leaky propagation modes due to unavoidable radiation losses. It is known that the losses of deep-etched/strip waveguide bends increase inevitably for decreasing radius. Here, we ...
Sánchez-Escuderos, Daniel; Ferrando Bataller, Miguel; Herranz Herruzo, José Ignacio; Rodrigo Peñarrocha, Vicent Miquel(Institute of Electrical and Electronics Engineers (IEEE), 2016)
This letter presents a periodic leaky-wave array antenna with circular polarization at millimeter-wave frequencies. The antenna is designed on the low-loss planar Goubau transmission line to maximize the radiation efficiency ...
Fernández-Vicente, Juan; Baños Lopez, Rocio; Doménech Gómez, José David; Domínguez-Horna, Carlos; Muñoz Muñoz, P.(Institution of Electrical Engineers, 2019-04)
[EN] An inverted lateral taper with one vertical discrete step was designed for a medium confinement silicon nitride waveguide platform in the C-band, as a chip edge coupler, with a predicted insertion loss of 0.58¿dB. The ...
We experimentally demonstrate a low-loss multilayered metamaterial exhibiting a double-negative refractive index in the visible spectral range. To this end, we exploit a second-order magnetic resonance of the so-called ...
Gómez Requena, Crispín(Universitat Politècnica de València, 2010-11-08)
Actualmente, los clústeres de PCs están considerados como una alternativa eficiente a la hora de construir supercomputadores en los que miles de nodos de computación se conectan mediante una red de interconexión. La red ...
[EN] Wireless electrophysiology opens important possibilities for neuroscience, especially for recording brain activity in more natural contexts, where exploration and interaction are not restricted by the usual tethered ...
Sánchez Diana, Luis David; Griol Barres, Amadeu; Lechago Buendía, Sergio; Brimont, Antoine Christian Jacques; Sanchis Kilders, Pablo(Institute of Electrical and Electronics Engineers (IEEE): OAJ, 2015-04)
[EN] Mach Zehnder interferometer (MZI) structures are widely used as optical switches in photonic integrated circuits. However, power consumption is still the key parameter to make such devices practical in the silicon ...
[EN] Efforts to fabricate low-power up converting solid-state systems have rapidly increased in the past decade because of their possible application in several fields such as
bio-imaging, drug delivery, solar harvesting ...
Moy-Li, Hon Ching; Sánchez-Escuderos, Daniel; Antonino Daviu, Eva; Ferrando Bataller, Miguel(Institute of Electrical and Electronics Engineers, 2017)
[EN] This letter proposes a low-profile horn antenna with radial corrugations. The depth and width of the corrugations are suitably chosen to excite the mode HE11 in the corrugated section. This mode spreads uniformly ...