Listar IC - Contribuciones a congresos científicos por título
Mostrando ítems 212-231 de 292
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Parametric model of spectral envelope to synthesize realistic intensity variations in singing voice
Molina, Emilio; Barbancho-Perez, Isabel
; Barbancho-Perez, Ana Maria; Tardon-Garcia, Lorenzo Jose (2014-05-28)
In this paper, we propose a method to synthesize the natural variations of spectral envelope as intensity varies in singing voice. To this end, we propose a parametric model of spectral envelope based on novel 4-pole ... -
Parametrización física de canales ópticos turbulentos modelados con la distribución M
Garrido Balsells, José María; Puerta-Notario, Antonio; Jurado-Navas, Antonio; del Castillo Vázquez, Miguel (2018-09-14)
En esta contribución se presenta el análisis del índice de escintilación y su relación con los parámetros físicos de la turbulencia en el canal óptico atmosférico, suponiendo que el centelleo inducido por la turbulencia ... -
Parkinsons Disease Detection by using Isosurfaces with Convolutional Neural Networks
Ortiz-Garcia, Andres (2019)
Computer aided diagnosis systems based on brain imaging are an important tool to assist in the diagnosis of Parkinson’s disease. The ultimate goal would be detec- tion by automatic recognizing of patterns that characterize ... -
Performance analysis of equivalent-circuit topologies for periodic leaky-wave antenna rsymmetric Radiators
Hernández Escolar, Alberto; Abdo-Sánchez, María Elena; Mateos-Ruiz, Pablo; Esteban Marzo, Jaime; Martin-Guerrero, Teresa Maria; Camacho-Peñalosa, Carlos[et al.] (2022-04)
The traditional problem of broadside radiation degradation in leaky-wave antennas has been overcome in the past years with the introduction of some asymmetry in the radiator. This article analyses the performance of two ... -
PET image classification using HHT-based features through fractal sampling
Ortiz-Garcia, Andres; Lozano, Francisco; Peinado-Dominguez, Alberto; García, María (2017-07-06)
Medical image classification is currently a challenging task that can be used to aid the diagnosis of different brain diseases. Thus, exploratory and discriminative analysis techniques aiming to obtain rep- resentative ... -
Physical Implementation of Leaky-Wave Antenna with Engineered Aperture Distribution Based on Bianisotropic Huygens Metasurfaces
A methodology based on omega-type bianisotropic Huygens’ metasurfaces is presented to control the aperture field distribution of leaky-wave antennas. The studied structure is a parallel-plate waveguide with the top plate ... -
Planificación S-TDMA en redes submarinas de comunicaciones inalámbricas
Luque-Nieto, Miguel Ángel; Moreno-Roldán, José Miguel; Poncela-Gonzalez, Javier; Otero, Pablo; Fernández-Salas, Luís Miguel; Díaz-Del-Río, Victor[et al.] (Centro Universitario de la Defensa de Marin, 2015)
Las redes submarinas de sensores son de importancia en la vigilancia y monitorización del medio submarino. Si se desea que las redes sean inalámbricas y con un alcance superior a unos pocos metros, las comunicaciones han ... -
PLC Networks with In-Band Full-Duplex Relays
Cañete-Corripio, Francisco Javier; Prasad, Gautham; Lampe, Lutz (2020-06-10)
Electromagnetic compatibility regulations impose strict transmit power spectral density limitations on power line communication (PLC) that limits the coverage it can provide.As a consequence, PLC networks, especially those ... -
Polarization independent 2×2 multimode interference coupler with bricked subwavelength metamaterial
Pérez-Armenta, Carlos; Ortega-Moñux, Alejandro; Luque-González, José Manuel; Robert, Halir; Reyes Iglesias, Pedro José; Schmid, Jens H.; Cheben, Pavel; Molina-Fernandez, Iñigo; Wanguemert-Perez, Juan Gonzalo[et al.] (2022)
The silicon-on-insulator (SOI) platform enables high integration density in photonic integrated circuits while maintaining compatibility with CMOS fabrication processes. Nevertheless, its inherently high modal birefringence ... -
Polarization management for coherent optical receivers
Halir, Robert; Ortega-Moñux, Alejandro; Perez-Galacho, Diego; Alonso-Ramos, C.; Ruiyong, Zhang; Reyes-Iglesias, Pedro José; Romero-García, Sebastián; Godoy-Rubio, Rafael; Wanguemert-Perez, Juan Gonzalo; Molina-Fernandez, Iñigo; Runge, Patrick[et al.] (2014-06-03)
The constant growth of bandwidth requirements in optical communication networks has prompted the evolution from conventional on-off-keying (OOK) transmission techniques to coherent, polarization multiplexed schemes. The ... -
Polarization-insensitive multimode interference coupler based on bricked subwavelength gratings
Pérez-Armenta, Carlos; Ortega-Moñux, Alejandro; Luque-González, José Manuel; Halir, Robert; Reyes Iglesias, Pedro José; Schmid, Jens H.; Cheben, Pavel; Molina-Fernandez, Iñigo; Wanguemert-Perez, Juan Gonzalo[et al.] (2022)
The recently proposed bricked patterning enables enhanced performance in integrated photonics devices based on subwavelength gratings, including polarization insensitivity. We report on the design of a polarization-agnostic ... -
Poly-Harmonic Distortion Model Extraction in Charge-Controlled One-Port Devices
Martin-Guerrero, Teresa Maria; Entrambasaguas-Muñoz, José Tomás; Camacho-Peñalosa, Carlos (European Microwave Association, 2017)
A charge-controlled, one-port device is used to describe and discuss the extraction procedure of a Poly-Harmonic Distortion (PHD) model in detail. For this case, both voltage and current waveforms are shown to be enough ... -
Predicción de métricas de red celular basada en información social
Villegas, Javier; Fortes-Rodriguez, Sergio; Baena-Martinez, Eduardo; Barco-Moreno, Raquel (2020-10-05)
Recent years have seen a massive increase of mobile network users, which can overwhelm the network capacities if an unexpectedly large amount of devices connect to it at the same time, resulting in lower quality of service. ... -
Prestaciones de LTE sobre el canal aeronáutico
Martín-Vega, Francisco J.; Gómez, Gerardo; Mosquera, Carlos; Aguayo-Torres, María del Carmen (2014-09-03)
This work assesses the performance of Long Term Evolution (LTE) downlink over aeronautical channels associated to arrival, parking and en-route scenarios. The huge velocity related to some of these scenarios poses the ... -
Procesado masivo y automático de trazas en redes celulares
Anaya-López, G. J.; Guerra-Melgares, Noelia; Cárdenas-Angelat, Carlos; Aguayo-Torres, María del Carmen; Baños-Polglase, Juana Daphne (2019-09-20)
The introduction of new services in mobile communications usually requires extensive evaluation campaigns. Even though new services and devices may have undergone conformance testing, it is important to ensure they do ... -
Programa de mindfulness para alumnos en ingeniería de Telecomunicación
Gomez-Paredes, Gerardo; García-Fernández, Inmaculada; Serrano, Sandra; Magallanes, Teresa (2018-07-06)
Se ha diseñado y aplicado un programa de mindfulness para la gestión del estrés para alumnos de Ingeniería de Telecomunicación, al cual se han apuntado voluntariamente un total de 10 alumnos. Se ha utilizado el cuestionario ... -
Protocolo Auto-Organizado de Encaminamiento para Redes Submarinas No Uniformes (PAO-RESNU)
Hyder, Waheeduddin; Luque-Nieto, Miguel Ángel; Poncela-Gonzalez, Javier; Otero-Roth, Pablo (2019-11-22)
En esta comunicación, se presenta un nuevo algoritmo de encaminamiento para redes auto-organizadas (SON, Self-Organizing Networks) de sensores acústicas submarinas con un solo nodo recolector de datos (o Gateway en el ... -
Protocolo de Cooperación Adaptativo para Sistemas de Comunicaciones Opticas Atmosféricas
Boluda-Ruiz, Ruben; García-Zambrana, Antonio (2014-09-16)
En concreto, se ha analizado un sistema de comunicaciones cooperativas formado por 3 enlaces FSO con retransmision DF usando IM/DD sobre canales con turbulencia atmosferica y desalineamiento entre el transmisor y el ... -
A QoE-driven traffic steering algorithm for LTE Networks
Marí-Altozano, María Luisa; Luna-Ramírez, Salvador; Gijón, Carolina; Toril-Genoves, Matias (2019-01-31)
Due to the huge increase in traffic and services in mobile networks, network management has changed its main focus from Quality of Service (QoS) to a Quality of Experience (QoE) perspective. In addition, SON (Self Organizing ... -
Radio interference analysis tool based on GNU Radio
Yébenes Gálvez, José Antonio; Martos-Naya, Eduardo; Aguayo-Torres, María del Carmen; Cárdenas-Angelat, Carlos; Baños-Polglase, Juana Daphne (2019-10-30)
Avoiding interference is one of the main challenges in radio communications. Interference hunting is usually done with costly instruments. In this work, a cost efficient portable tool is described for interference analysis ...