Listar Comunicaciones y ponencias de congresos ISC - ISC biltzarretako komunikazioak eta txostenak por título
Mostrando ítems 87-106 de 226
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Gamma radiation measurements using an optical fiber laser
Pérez Herrera, Rosa Ana
; Stancalie, Andrei; Cabezudo Sánchez-Valverde, Pablo Miguel; Sporea, Dan; Negut, Daniel; López-Amo Sáinz, Manuel (Optical Society of America, 2018)
Contribución a congreso / Biltzarrerako ekarpena 
A fiber ring laser cavity configuration was used to analyze the effect of gamma-irradiation over the performance of different types of erbium doped fibers. Preliminary results validates this method to monitor gamma-radiation ... -
A gap waveguide fed circular polarization antennas in the millimeter wave range
Pérez Quintana, Dayan ; Torres García, Alicia E. ; Ederra Urzainqui, Íñigo ; Beruete Díaz, Miguel (IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena
In this work, a novel circular polarization (CP) antennas in ridge gap waveguide (RGW) working in the V-band of the millimeter-wave spectrum is presented. CP is generated in a simple and effective way by means of two ... -
Gender stereotyping impact in facial expression recognition
Domínguez Catena, Iris ; Paternain Dallo, Daniel ; Galar Idoate, Mikel (Springer, 2023)
Contribución a congreso / Biltzarrerako ekarpena
Facial Expression Recognition (FER) uses images of faces to identify the emotional state of users, allowing for a closer interaction between humans and autonomous systems. Unfortunately, as the images naturally integrate ... -
General grouping functions
Santos, Helida; Pereira Dimuro, Graçaliz ; Asmus, Tiago ; Sanz Delgado, José Antonio ; Fernández Fernández, Francisco Javier ; Bustince Sola, Humberto (Springer, 2020)
Contribución a congreso / Biltzarrerako ekarpena
Some aggregation functions that are not necessarily associative, namely overlap and grouping functions, have called the attention of many researchers in the recent past. This is probably due to the fact that they are a ... -
The generalized bode criterion: application to the dc voltage control of a three-phase photovoltaic grid-tied inverter
Lumbreras Magallón, David ; Barrios Rípodas, Ernesto ; Urtasun Erburu, Andoni ; Sanchis Gúrpide, Pablo (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
As renewable energies are becoming more important in the electrical generation system, power electronic converters are facing new design issues related not only to their components but also to their control loops. In this ... -
Generative adversarial networks for bitcoin data augmentation
Zola, Francesco; Bruse, Jan Lukas; Etxeberria Barrio, Xabier; Galar Idoate, Mikel ; Orduna Urrutia, Raúl (IEEE, 2020)
Contribución a congreso / Biltzarrerako ekarpena
In Bitcoin entity classification, results are strongly conditioned by the ground-truth dataset, especially when applying supervised machine learning approaches. However, these ground-truth datasets are frequently affected ... -
Geothermal thermoelectric generator for Timanfaya National Park
Catalán Ros, Leyre ; Astrain Ulibarrena, David ; Aranguren Garacochea, Patricia ; Araiz Vega, Miguel (2019)
Contribución a congreso / Biltzarrerako ekarpena
Despite being one of the largest renewable sources, geothermal energy is not widely utilized for electricity generation. In the case of shallow Hot Dry Rock (HDR) fields, thermoelectric generators can entail a sustainable ... -
Hexagonal CORPS-BFN to feed OLAF SAR instrument
Biurrun Quel, Carlos ; Iriarte Galarregui, Juan Carlos ; Ederra Urzainqui, Íñigo ; Río Bocio, Carlos del (IEEE, 2021)
Contribución a congreso / Biltzarrerako ekarpena
The concept of Coherently Radiating Periodic Structures-based Beam Forming Networks is applied to feed OLAF (OverLapped SubArray Fed) antenna for SAR Instrument at L-Band. The proper feeding of this system requires the ... -
High sensitivity fiber-optic liquid level sensor using biconical tapered fibers
Júdez Colorado, Aitor; Leandro González, Daniel ; Pérez Herrera, Rosa Ana ; Galarza Galarza, Marko ; López-Amo Sáinz, Manuel (Optical Society of America, 2018)
Contribución a congreso / Biltzarrerako ekarpena
A liquid level sensor is presented using a biconical tapered standard single-mode fiber, being its main characteristic an outstanding sensitivity for a low cost transducer. Temperature compensation is enabled with the same ... -
High-speed analysis of SMB2 file sharing traffic without TCP stream reconstruction
Berrueta Irigoyen, Eduardo ; Morató Osés, Daniel ; Magaña Lizarrondo, Eduardo ; Izal Azcárate, Mikel (IEEE, 2019)
Contribución a congreso / Biltzarrerako ekarpena
This paper presents a file sharing traffic analysis methodology for Server Message Block (SMB), a common protocol in the corporate environment. The design is focused on improving the traffic analysis rate that can be ... -
High-yield waveguide diplexer for low-cost E-band 5G point-to-point radio links
Teberio Berdún, Fernando ; Calero Fernández, Ibai; Arregui Padilla, Iván ; Martín Iglesias, Petronilo; Teniente Vallinas, Jorge ; Gómez Laso, Miguel Ángel (IEEE, 2022)
Contribución a congreso / Biltzarrerako ekarpena
This paper presents the design and realization of a high-yield tuning-less waveguide diplexer and a high-gain lens horn antenna for 5G point-to-point fixed-beam communications at the frequency ranges of 71/76 GHz and 81/86 ... -
Humidity sensor based on a long-period fiber grating coated with a hydrophobic thin film
Urrutia Azcona, Aitor ; Rivero Fuente, Pedro J. ; Goicoechea Fernández, Javier ; Arregui San Martín, Francisco Javier ; Matías Maestro, Ignacio (2010)
Contribución a congreso / Biltzarrerako ekarpena
In this work it is proposed a novel fiber optic humidity sensor based on a functionally coated long-period fiber grating (LPG). The coating is composed of tetraorthosilicate matrix functionalized with perfluorooctyltriethoxysilane ... -
Hydrogen educational activities developed by APERNA: a renewable-energy student association
Berrueta Irigoyen, Alberto ; San Martín Biurrun, Idoia ; Samanes Pascual, Javier ; Pascual Miqueleiz, Julio María ; Barrios Rípodas, Ernesto ; Parra Laita, Íñigo de la ; Urtasun Erburu, Andoni ; Sanchis Gúrpide, Pablo ; Ursúa Rubio, Alfredo (Asociación Española del Hidrógeno, 2016)
Contribución a congreso / Biltzarrerako ekarpena
In this paper, we present APERNA, a recently-created student association at Public University of Navarre (UPNA) with the aim of promotion of renewable energies. -
Hydrogen-lithium energy storage for a stand-alone microgrid
Berrueta Irigoyen, Alberto ; San Martín Biurrun, Idoia ; Sanchis Gúrpide, Pablo ; Ursúa Rubio, Alfredo (2016)
Contribución a congreso / Biltzarrerako ekarpena
Sizing of the storage system for a stand-alone application: Satisfaction of technical requirements; Based on real data from an experimental microgrid; Long lifetime; Lowest price -
Hyperbolic lens antenna in groove gap waveguide technology at sub-millimeter waves
Pérez Quintana, Dayan; Biurrun Quel, Carlos ; Ederra Urzainqui, Íñigo ; González-Ovejero, David; Beruete Díaz, Miguel (IEEE, 2022)
Contribución a congreso / Biltzarrerako ekarpena
In this paper, a flat hyperbolic lens antenna using Groove Gap Waveguide (GGW) technology is designed at 300 GHz. A GGW horn antenna is used to feed the metamaterial lens placed in a parallel plate waveguide (PPW), in order ... -
Image feature extraction using OD-monotone functions
Marco Detchart, Cedric ; López Molina, Carlos ; Fernández Fernández, Francisco Javier ; Pagola Barrio, Miguel ; Bustince Sola, Humberto (Springer, 2018)
Contribución a congreso / Biltzarrerako ekarpena
Edge detection is a basic technique used as a preliminary step for, e.g., object extraction and recognition in image processing. Many of the methods for edge detection can be fit in the breakdown structure by Bezdek, ... -
Impedance modelling for high frequency unitraveling-carrier photodiodes
Grzeslo, Marcel; Biurrun Quel, Carlos ; Stöhr, Andreas (IEEE, 2021)
Contribución a congreso / Biltzarrerako ekarpena
High-speed photodiodes stand out as potential candidates to enable next-generation communication systems working as mmWave/THz sources due to their intrinsic broadband behaviour. Impedance matching is an essential task in ... -
Implementation and analysis of a wireless sensor network-based pet location monitoring system for domestic scenarios
Aguirre Gallego, Erik ; López Iturri, Peio ; Azpilicueta Fernández de las Heras, Leyre ; Astrain Escola, José Javier ; Villadangos Alonso, Jesús ; Santesteban Martínez de Morentin, Daniel; Falcone Lanas, Francisco Javier (MDPI, 2016)
Contribución a congreso / Biltzarrerako ekarpena
The flexibility of new age wireless networks and the variety of sensors to measure a high number of variables, lead to new scenarios where anything can be monitored by small electronic devices, thereby implementing Wireless ... -
Implementation of artificial intelligence algorithms in climatic zoning according with energy demand in dwellings. A european case
Llorente Yoldi, Javier; Gastón Romeo, Martín; Frías Paredes, Laura ; Ur Rehman, Hassam (2021)
Contribución a congreso / Biltzarrerako ekarpena
Science has shown, based on data and knowledge, that there is clear evidence that global warming is not a transient effect, and that it is caused mainly by human activity. The consequences of climate change can be noted ... -
Improvement of corona breakdown threshold (peak power handling) in smooth-profiled microstrip filters
Ahmad, Jamil; Hussain, Jabir; Arregui Padilla, Iván ; Martín Iglesias, Petronilo; Arnedo Gil, Israel; Gómez Laso, Miguel Ángel ; Lopetegui Beregaña, José María (2022)
Contribución a congreso / Biltzarrerako ekarpena
In this paper, the PPHCs of two filter design techniques, stepped-impedance (SI) and smooth-profile (SP), are presented for four design prototypes. Smooth-profiled filters feature smooth variations in the characteristic ...
