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Listar por autor "Vilar Mateo, Ruth"

Mostrando ítems 1-17 de 17

160-Gb/s Optical OFDM Demultiplexer based on Photonic Ring Resonators

Vilar Mateo, Ruth; Ramos Pascual, Francisco; Martí Sendra, Javier (Institute of Electrical and Electronics Engineers (IEEE), 2012-06-20)

A novel all-optical OFDM demultiplexer based on integrated photonic ring resonators (RR) is proposed and its performance validated. The proposed optical OFDM demultiplexer overcome the processing speed limits introduced by ...
A User-Centered Chatbot (Wakamola) to Collect Linked Data in Population Networks to Support Studies of Overweight and Obesity Causes: Design and Pilot Study

Asensio-Cuesta, Sabina; Blanes-Selva, Vicent; Conejero, J. Alberto; Frigola, Ana; Portolés, Manuel G.; Merino-Torres, Juan Francisco; Rubio Almanza, Matilde; Syed-Abdul, Shabbir; Li, Yu-Chuan (Jack); Vilar-Mateo, Ruth; Fernández-Luque, Luis; Garcia-Gomez, Juan M (JMIR Publications Inc., 2021-04)

[EN] Background: Obesity and overweight are a serious health problem worldwide with multiple and connected causes. Simultaneously, chatbots are becoming increasingly popular as a way to interact with users in mobile health ...
Differential group delay monitoring for high-speed data based on a low-frequency radio-frequency tone power measurement

Vilar Mateo, Ruth; Nadarajah, Nishaanthan; Nirmalathas, Ampalavanapillai; Llorente Sáez, Roberto; Ramos Pascual, Francisco (Institution of Engineering and Technology (IET), 2012-04)

[EN] A first-order polarisation mode dispersion (differential group delay (DGD)) monitoring technique using a low-speed detector for 40 Gb/s return to zero data transmission is proposed and experimentally demonstrated. The ...
Flexible Optical-Comb-Based Multi-Wavelength Conversion for Optical Switching and Multicast

Vilar Mateo, Ruth; Marques, C.; Nogueira, Regina Isabel; Teixeira, A.; Llorente Sáez, Roberto; Ramos Pascual, Francisco (Institute of Electrical and Electronics Engineers (IEEE), 2011-07-20)

Experimental results on multi-wavelength conversion based on optical comb generation for optical switching and multicast applications are presented. All the newly generated channels showed good performance with clear ...
Gigabit point to multipoint backhaul using Q-band

Vilar Mateo, Ruth; Martí Sendra, Javier; Magne, F. (Institute of Electrical and Electronics Engineers (IEEE), 2014-06-23)

This paper defines a Q-band point to multipoint backhaul architecture including Q-band disruptive technology that provides multi-gigabit capacity in a cost-effective manner as proposed in the EU FP7 SARABAND project. ...
Horizon 2020 TWEETHER project for W-band high data rate wireless communications

Paolini, Claudio; Letizia, Rosa; Napoli, Francesco; Ni, Qiang; Rennie, Allan; André, Frédéric; Pham, Kim; Magne, François; Burciu, Ioan; Rocchi, Marc; Marilier, Marc; Zimmerman, Ralph; Krozer, Viktor; Ramírez, Antonio; Vilar Mateo, Ruth (Institute of Electrical and Electronics Engineers (IEEE), 2015-04-27)

The outstanding demand of high data rate in wireless network is exceeding the actual capacity making the microwave region of the spectrum inadequate for the future needs. The millimeter wave region has been demonstrated ...
Monitoring Devices for Providing Network Intelligence in Optical Packet Switched Networks

Vilar Mateo, Ruth; Ramos Pascual, Francisco (IGI Global, 2013)

The development of all-Optical Packet Switching (OPS) networks brings about new challenges in the topic of Optical Performance Monitoring (OPM). The objectives of this chapter are addressed to the proposal of new monitoring ...
Optical performance monitoring in optical packet-switched networks

Vilar Mateo, Ruth (Universitat Politècnica de València, 2010-11-15)

Para poder satisfacer la demanda de mayores anchos de banda y los requisitos de los nuevos servicios, se espera que se produzca una evolución de las redes ópticas hacia arquitecturas reconfigurables dinámicamente. Esta ...
Point to Multipoint Backhaul Architecture for 3G/4G Networks and Small Cell Deployment

Vilar Mateo, Ruth; Martí Sendra, Javier; Bosshard, Oliver; Magne, François; LeFevre, Alain (Institute of Electrical and Electronics Engineers (IEEE), 2013-09-09)

Demand for mobile broadband services is continually increasing, requiring operators to provide more and more capacity from their radio access networks. LTE and small cells can offer a promising solution to provide ...
Point to Multipoint Wireless Backhaul Systems for cost-effective small cell deployment

Vilar Mateo, Ruth; Martí Sendra, Javier; Magne, F. (Institute of Electrical and Electronics Engineers (IEEE), 2015-09-06)

Mobile data consumption has had a phenomenal rise over the last few years and is set to continue for many to come. Cell densification will play a central role in meeting this demand, allowing the same spectrum to be ...
Q-Band Millimeter-Wave Antennas: An Enabling Technology for MultiGigabit Wireless Backhaul

Vilar Mateo, Ruth; Czarny, Romain; Lee, Mane-Si Laure; Loiseaux, Brigitte; Sypek, Maciej; Makowski, Michal; Martel, Cedric; Crepin, Thomas; Boust, Fabrice; Joseph, Ronald; Herbertz, Kai; Bertuch, Thomas; Martí Sendra, Javier (Institute of Electrical and Electronics Engineers (IEEE), 2014-06)

[EN] The bandwidth demands in mobile communication systems are growing exponentially day by day as the number of users has increased drastically over the last five years. This mobile data explosion, together with the fixed ...
Q-band Point to Multipoint Backhaul Deployment: the SARABAND Case Study

Vilar Mateo, Ruth; Martí Sendra, Javier; Ramírez, A.; Bou, J.; Magne, F. (Institute of Electrical and Electronics Engineers (IEEE), 2015-06-29)

This paper describes the small scale field trial deployed within the SARABAND project to provide final network performances comparable to fibre optics in a costeffective manner for the 4G small cell backhaul. The performances ...
Scenarios and Use Cases in Tweether: W-band for Internet Everywhere

Paolini, Claudio; Letizia, Rosa; Ni, Qiang; André, Frédéric; Burciu,, Ioan; Magne, François; Rocchi, Marc; Marillier, Marc; Zimmerman, Ralph; Krozer, Viktor; Ramírez, Antonio; Vilar Mateo, Ruth (Institute of Electrical and Electronics Engineers (IEEE), 2015-06-29)

—Millimeter waves offer a promising solution to the data congestion that is fast overwhelming the actual network capacity. While the V- band (57-64GHz) and E-band (71-76GHz and 81-86 GHz) are widely targeted for Point ...
Silicon-based Photonic Ring Resonators for Optical OFDM Demultiplexing

Vilar Mateo, Ruth; Ramos Pascual, Francisco; Martí Sendra, Javier (Institute of Electrical and Electronics Engineers (IEEE), 2012-08-29)

We propose a compact integrated OOFDM demultiplexer based on silicon-based photonic ring resonators, providing cost-effective solution and low energy consumption. 160-Gb/s OOFDM demultiplexing operation is validated, ...
Smart Antennas and Front-End Modules in Q-band for Backhaul Networks

Vilar Mateo, Ruth; Martí Sendra, Javier; Czarny, R.; Sypek, M.; Makowski, M; Martel, C.; Crepin, T.; Boust, F.; Joseph, R.; Herbertz, K.; Bertuch, T.; LeFevre, A.; Magne, F. (Horizon House Publications, Inc., 2014-11-13)

[EN] As mobile operators face increasing density of base stations as well as growing bandwidth requirements, mobile backhaul has become the new challenge. This article defines the architecture for future mobile backhaul ...
Técnicas de monitorización todo-ópticas para redes de conmutación de paquetes

Vilar Mateo, Ruth (Universitat Politècnica de València, 2011-11-02)

[ES] El gran crecimiento de la demanda de servicios de telecomunicación en los últimos años ha forzado la necesidad de redes de nueva generación que incrementen la capacidad y las tasas de envío. El uso de Wavelength ...
Wireless Backhaul Architecture for Small Cells Deployment exploiting Q-band Frequencies

Vilar Mateo, Ruth; Bosshard, Oliver; Magne, François; Le Fevre, Alain; Martí Sendra, Javier (Institute of Electrical and Electronics Engineers (IEEE), 2013-07-03)

The demand of capacity in mobile communication is growing exponentially day-by-day, as the numbers of users have been increasing drastically. LTE and small cell network topologies are being hailed as the solution to ...