Listar IC - Contribuciones a congresos científicos por centro "E.T.S.I. de Telecomunicación"
Mostrando ítems 21-40 de 66
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Distributed Amplifiers in MMIC Technology based on Composite Right/Left-Handed Transmision Lines
Martín-Guerrero, Teresa María
; Palombini, Diego; Mata-Contreras, Francisco Javier; Bentini, Andrea; Ng-Molina, Francisco Yak; Limiti, Ernesto; Camacho-Peñalosa, Carlos[et al.] (2013-11-13)
Abstract – Three MMIC distributed amplifiers based on Composite Right/Left-Handed Transmission Lines are presented in order to illustrate the actual performance of these devices, and the features that can be obtained with ... -
Engineering the optical properties of silicon using sub-wavelength structures
Halir, Robert; Ortega-Moñux, Alejandro; Maese-Novo, Alejandro; Pérez-Galacho, Diego; Zavargo-Peche, Luis; Molina-Fernández, Íñigo; Wanguemert-Pérez, Juan Gonzalo; Cheben, Pavel; Schmid, Jens H.; Xu, Dan-Xia; Janz, Siegfried; Fedeli, Jean-Marc[et al.] (IEEE Photonics Society, 2013)
In most integrated optics platforms, including silicon-on-insulator, only minor modifications in refractive index are possible. The geometry of the waveguiding structure is thus the only degree of freedom for the design ... -
Estimation of the direction of strokes and arpegios
Barbancho-Pérez, Isabel; Tzanetakis, George; Tardón-García, Lorenzo José; Driessen, Peter F.; Barbancho-Pérez, Ana María (2014-11-05)
Whenever a chord is played in a musical instrument, the notes are not commonly played at the same time. Actually, in some instruments, it is impossible to trigger multiple notes simultaneously. In others, the player can ... -
Estructuras sub-longutud de onda para el diseño de dispositivos en guía dieléctrica
Ortega-Moñux, Alejandro; Wanguemert-Pérez, Juan Gonzalo; Halir, Robert; Cheben, Pavel; Godoy-Rubio, Rafael; De-Oliva-Rubio, José; Sánchez-Postigo, Alejandro; Luque-González, José Manuel; Sarmiento-Merenguel, Jose Darío; Soler-Penades, Jordi; Nedeljkovic, Milos; Mashanovich, Goran Z.; Molina-Fernández, Íñigo[et al.] (Juan Córcoles Ortega et al., 2016)
Sub-wavelength structures are enabling the design of devices based in dielectric waveguides with unprecedented performance in both the near-infrared and mid-infrared wavelength regions. These devices include fiber-to-chip ... -
Estudio de la capacidad del canal en enlaces ópticos atmosféricos modelados con distribución M
Garrido-Balsells, José María; Jurado-Navas, Antonio; Pari-Ángel, José Francisco; Castillo-Vázquez, Miguel; Puerta-Notario, Antonio (Universidad Santiago de Compostela, 2013-09-13)
En esta comunicación, ser realiza un estudio de parámetros importantes en la caracterización del comportamiento de enlaces de comunicaciones ópticas atmosféricas. En este sentido, se han derivado expresiones matemáticas ... -
Evaluating pointing errors on ergodic capacity of DF relay-assisted FSO communication systems
Boluda-Ruiz, Rubén; García-Zambrana, Antonio; Castillo-Vázquez, Beatriz; Castillo-Vázquez, Carmen (2015-09-15)
Ergodic capacity of decode-and-forward (DF) relay-assisted free-space optical (FSO) communication systems when line of sight is available is analyzed over gamma-gamma fading channels with pointing errors. Novel closed-form ... -
Evaluation framework for automatic singing transcription
In this paper, we analyse the evaluation strategies used in previous works on automatic singing transcription, and we present a novel, comprehensive and freely available evaluation framework for automatic singing transcription. ... -
First steps towards developing an open access software designed for the recognition of daily microstructures used in ageing fish
Nava-Baro, Enrique; Rey, Javier; García, Alberto; Otero-Roth, Pablo; Piñeiro, Carmen; Clemente-Medina, María del Carmen[et al.] (2014-07-29)
Ageing methods for most of the exploited fish species are not validated, and consequently age data series often have important gaps and uncertainty manifesting its consequences on age-based fisheries assessment. Amongst ... -
Group-scanning for supply chain management
Burmester, Mike; Munilla-Fajardo, Jorge (2014-09-16)
The integrity of shipments in the supply chain may have to be tracked remotely by carriers that are not necessarily trusted. We present an RFID framework architecture for applications when multiple scanned tags generate ... -
Herramienta para mejorar la afinación vocal en Android
Menchén Martín, Ramón; Barbancho-Pérez, Ana María; Herrero-Platero, María Inés; Tardón-García, Lorenzo José; Barbancho-Pérez, Isabel (Juan Córcoles Ortega, Julián Fiérrez Aguilar, José M. Martínez Sánchez, José L. Masa Campos, Javier Ortega García, Jorge A. Ruiz Cruz, 2016)
In this paper, a tool to improve vocal tuning in Android devices is presented. This application aims to offer exercises to practice and improve singing skills. The designed tool includes two main functionalities: sound ... -
Impacto de las características de la red eléctrica en canales MIMO PLC domésticos
Corchado-López, Julio A.; Cortés-Arrabal, José Antonio; Cañete-Corripio, Francisco Javier; Díez-del-Río, Luis (2016)
The recent release of indoor Power Line Communications (PLC) specifications with Multiple-Input Multiple-Output (MIMO) capabilities has significantly increased the bit rates achieved in these channels. However, the performance ... -
IntelCity, comprehensive management platform for smart cities
Poncela-González, Javier; Pérez, N.; Moreno, J.M.; Memon, M. (2014-05-07)
Modern cities contain a wealth of information that is usually scattered among a myriad of organisms. For citizens it is many times difficult and confusing to access this information. Cities must find a way to put all this ... -
Interacción con la Música Flamenca: Análisis y Generación
Barbancho-Pérez, Isabel; Ruiz, Nicolás; Vera, Pedro; Cañadas, Francisco; Ureña, Carlos; Tardón-García, Lorenzo José; Barbancho-Pérez, Ana María; Roig, Carles[et al.] (2015-09-07)
One main concern in Europe is the preservation and promotion of cultural heritage. Music is a main component of such heritage and flamenco is a main part of Andalusian musical culture. Focusing on flamenco music, in this ... -
Investigation of Underwater Acoustic Modems: Architecture, Test Environment & Performance
Poncela-González, Javier (2016-11-29)
Underwater acoustic communication has emerged as one of the active research and development area. There are several design challenges which need to be carefully address including modem size, power consumption, interference, ... -
Keynote talk: some unresolved concerns & future directions for resilient RFID smart structures in the supply chain
Munilla-Fajardo, Jorge; Burmester, Mike (2016-12-12)
Smart structures are highly interconnected adaptive systems that are coordinated by cyber systems to optimize specific system objectives. To capture realistic IoT scenarios we must employ threat models that allow untrusted ... -
Low-cost step aerobics system with virtual aerobics trainer
Rosa, Alejandro; Barbancho-Pérez, Isabel; Tardón-García, Lorenzo José; Barbancho-Pérez, Ana María (2014-06-30)
In this paper a low-cost step-aerobics instructor simulation system is presented. The proposed system analyses a given song to iden- tify its rhythmic pattern. Subsequently, this rhythmic pattern is used in order to ... -
Método Basado en Multilateración para Geolocalización y Sincronización en Redes UMTS
García-Fernández, Juan Antonio; Jurado-Navas, Antonio; Fernández-Navarro, Mariano; Úbeda, Carlos (2014-09-16)
In this work, a method in order to jointly estimate the position of the different User Equipments (UEs) and the Relative Time Differences (RTDs) between base stations in UMTS networks is proposed. This method is based ... -
Modeling spectral changes in singing voice for pitch modification
Barbancho-Pérez, Isabel; Santacruz, José L.; Tardón-García, Lorenzo José; Barbancho-Pérez, Ana María (2016-09-06)
We present an advanced method to achieve natural modifications when applying a pitch shifting process to singing voice by modifying the spectral envelope of the audio ex- cerpt. To this end, an all-pole spectral envelope ... -
Multimodal image data fusion for Alzheimer’s Disease diagnosis by Sparse Representation
Ortiz-García, Andrés (KES, 2014-07-09)
Alzheimer's Diasese (AD) diagnosis can be carried out by analysing functional or structural changes in the brain. Functional changes associated to neurological disorders can be figured out by positron emission tomography ... -
Music Learning Tools for Android Devices
Herruzo Torrico, M. Luna; Barbancho-Pérez, Ana María; Barbancho-Pérez, Isabel; Tardón-García, Lorenzo José (Juan Córcoles Ortega, Julián Fiérrez Aguilar, José M. Martínez Sánchez, José L. Masa Campos, Javier Ortega García y jorge A. Ruiz Cruz, 2016)
In this paper, a musical learning application for mobile devices is presented. The main objective is to design and develop an application capable of offering exercises to practice and improve a selection of music skills, ...