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A broadband pattern diversity annular slot antenna

Gallo, Michelle; Antonino Daviu, Eva; Ferrando Bataller, Miguel; Bozzetti, Michele; Molina García-Pardo, José María; Juan Llacer, Leandro (Institute of Electrical and Electronics Engineers (IEEE), 2012-03)

An annular slot antenna suitable for pattern diversity in wideband applications is presented. Pattern diversity is obtained by feeding the antenna simultaneously with two microstrip lines printed on the back of the substrate, ...
Analyzing the Performance of Software Defined Networks vs Real Networks

Jimenez, Jose M.; Romero Martínez, José Oscar; Rego Máñez, Albert; Lloret, Jaime (IARIA, 2016)

[EN] Emulators and simulators provide an easy way to reduce hardware needs in experiments. Because of that, network researchers use applications that allow them to emulate or simulate networks, like Mininet in Software ...
Are European initiatives related to local spectrum allocation for private 5G networks ready for use in industrial cases?

Bartolín-Arnau, Luis M.; Vera-Pérez, Jose; Sempere Paya, Víctor Miguel; Silvestre-Blanes, Javier (Institute of Electrical and Electronics Engineers, 2024)

[EN] The introduction of the Factory of the Future has revolutionised the manufacturing sector through the integration of various technologies such as Automated Guided Vehicles (AGVs), Artificial Intelligence (AI), the ...
Arquitectura para la detección facial mediante técnicas de computación distribuida y visión por computador en entornos de ancho de banda reducido, implementada en un entorno kubernetes

Sánchez Mompó, Carlos Adrián (Universitat Politècnica de València, 2020-10-19)

[ES] En este proyecto se propone y desarrolla un sistema de reconocimiento facial basado en los conceptos de visión máquina con redes neuronales convolucionales (CNNs), aprendizaje máquina y computación distribuida. El ...
Arrhythmia Mechanism and Scaling Effect on the Spectral Properties of Electroanatomical Maps with Manifold Harmonics

Sanroman-Junquera, Margarita; Mora-Jimenez, Inmaculada; Garcia-Alberola, Arcadio; Caamano, Antonio J.; Trénor Gomis, Beatriz Ana; Rojo-Alvarez, Jose L. (Institute of Electrical and Electronics Engineers, 2018)

[EN] Introduction: Spatial and temporal processing of intracardiac electrograms provides relevant information to support the arrhythmia ablation during electrophysio-logical studies. Current cardiac navigation systems (CNS) ...
Autonomous video compression system for environmental monitoring

Mateos-Cañas, Irene; Sendra, Sandra; Lloret, Jaime; Jimenez, Jose M. (Macrothink Institute, 2017-06-30)

[EN] The monitoring of natural environments is becoming a very controversial topic because people are more and more concerned about preserving and monitoring these natural spaces. The monitoring tasks are usually complemented ...
Bandwidth-Aware Dynamic Prefetch Configuration for IBM POWER8

Navarro, Carlos; Feliu-Pérez, Josué; Petit Martí, Salvador Vicente; Gómez Requena, María Engracia; Sahuquillo Borrás, Julio (Institute of Electrical and Electronics Engineers, 2020-08-01)

[EN] Advanced hardware prefetch engines are being integrated in current high-performance processors. Prefetching can boost the performance of most applications, however, the induced bandwidth consumption can lead the system ...
Boosting the performance of remote GPU virtualization using InfiniBand Connect-IB and PCIe 3.0

Reaño González, Carlos; Silla Jiménez, Federico; Peña Monferrer, Antonio José; Shainer, Gilad; Schultz, Scot; Castello Gimeno, Adrián; Quintana Ortí, Enrique Salvador; Duato Marín, José Francisco (IEEE, 2014-09-22)

[EN] A clear trend has emerged involving the acceleration of scientific applications by using GPUs. However, the capabilities of these devices are still generally underutilized. Remote GPU virtualization techniques can ...
Coexistence of digital terrestrial television and next generation cellular networks in the 700 MHz band

Fuentes, Manuel; García Pardo, Concepción; Garro Crevillén, Eduardo; Gómez Barquero, David; Cardona Marcet, Narciso (Institute of Electrical and Electronics Engineers (IEEE), 2014-12)

With the spectrum liberation obtained by the deployment of digital terrestrial television and the analog TV switch-off, new bands are being assigned to IMT LTE. In the first cellular deployments in the digital dividend at ...
Creation of a magnetic boundary condition in a radiating ground plane to excite antenna modes

Sonkki, Marko; Cabedo Fabrés, Marta; Antonino Daviu, Eva; Ferrando Bataller, Miguel; Salonen, Erkki T. (Institute of Electrical and Electronics Engineers (IEEE), 2011-10)

The creation of a magnetic boundary condition into the plane of symmetry in a radiating ground plane of a portable device is proposed to enhance its radiation efficiency and bandwidth. This magnetic boundary condition is ...
Desarrollo y caracterización de un transductor ultrasónico impreso en 3D

Zubiaurre Quesada, Ander (Universitat Politècnica de València, 2023-10-10)

[ES] El presente trabajo estudia el uso de la tecnología de impresión 3D en transductores piezoeléctricos para aplicaciones de ensayos no destructivos (NDT). El estudio compara la sensibilidad, ancho de banda y calidad de ...
Development of Advanced Closed-Loop Brain Electrophysiology Systems for Freely Behaving Rodents

Cuevas López, Aarón (Universitat Politècnica de València, 2022-01-17)

[ES] La electrofisiología extracelular es una técnica ampliamente usada en investigación neurocientífica, la cual estudia el funcionamiento del cerebro mediante la medición de campos eléctricos generados por la actividad ...
Diseño de un protocolo de comunicaciones sin pérdidas sobre Ethernet para clústeres de computadores

Ballester Tester, Ignacio (Universitat Politècnica de València, 2015-07-31)

[ES] La pila de protocolos TCP/IP y en particular el protocolo TCP ha sido diseñado para permitir comunicaciones fiables en entornos donde se pueden producir pérdidas de paquetes. En este sentido, el protocolo TCP ha ...
Diseño y despliegue de un radioenlace para un proveedor de servicios

Trigueros Vicente, Carmen (Universitat Politècnica de València, 2024-09-26)

[ES] Este proyecto se enfoca en el diseño y despliegue de un radioenlace con el objetivo final de ofrecer un servicio a una empresa. Para ello, se estudiarán todos los parámetros para llevarlo a cabo desde el inicio. La ...
Dual Photonic Generation Ultrawideband Impulse Radio by Frequency Shifting in Remote-Connectivity Fiber

Beltrán Ramírez, Marta; Llorente Sáez, Roberto (Institute of Electrical and Electronics Engineers (IEEE), 2011)

[EN] An impulse-radio ultrawideband (UWB) photonic generation technique based on frequency shifting in the remote connectivity fiber in optical access networks is proposed and analyzed in this paper. This technique is based ...
Energy-efficient resource allocation model for device-to-device communication in 5G wireless personal area networks

Jaganathan Logeshwaran; Shanmugasundaram, Nallasamy; Lloret, Jaime (John Wiley & Sons, 2023-09-10)

[EN] In general, there are several many devices that can overload the network and reduce performance. Devices can minimize interference and optimize bandwidth usage by using directional antennas and by avoiding overlapping ...
Experimental Demonstration of Extended 5G Digital Fronthaul Over a Partially-Disaggregated WDM/SDM Network

Fabrega, Josep M.; Múñoz, Raúl; Nadal, Laia; Manso, Carlos; Svaluto Moreolo, Michela; Vilalta, Ricard; Martínez, Ricardo; Vílchez, Francisco Javier; Pérez-Galacho, Diego; Sales Maicas, Salvador; Grivas, Evangelos; Turkiewicz, Jaroslaw P.; Rommel, Simon; Tafur Monroy, Idelfonso (Institute of Electrical and Electronics Engineers, 2021-09)

[EN] We experimentally demonstrate a 5G digital fronthaul network that relies on multi-adaptive bandwidth/bitrate variable transceivers (BVTs) and an autonomic software-defined networking (SDN) control system for ...
Hardware Architecture of a QAM Receiver for Short-Range Optical Communications

Valls Coquillat, Javier; Torres Carot, Vicente; Pérez Pascual, Mª Asunción; Almenar Terre, Vicenç (Institute of Electrical and Electronics Engineers, 2023-01-15)

[EN] Short-reach optical fiber communications systems aim to achieve high throughput, in the order of tens of Gbps. The implementation of these high-speed systems requires parallel processing, which makes low-complexity ...
High-Directivity and low-loss directional couplers based on Empty Substrate Integrated Coaxial Line Technology

Herraiz, David; Esteban González, Héctor; Herraiz, Darío; de Dios, Juan J.; Fernández, Marcos D.; Belenguer, Ángel; Boria Esbert, Vicente Enrique (Institute of Electrical and Electronics Engineers, 2024)

[EN] High-directivity and low-loss directional couplers, based on Empty Substrate Integrated Coaxial Line (ESICL) technology, are presented in this article. The proposed coupled line direcional couplers, are based on ...
Improved Planar Wideband Antenna Element and its Usage in a Mobile MIMO System

Sonkki, Marko; Antonino Daviu, Eva; Cabedo Fabrés, Marta; Ferrando Bataller, Miguel; Salonen, E.T. (Institute of Electrical and Electronics Engineers (IEEE), 2012)

A simple antenna structure for a multiple-input-multiple-output (MIMO) system in a mobile terminal with spatial diversity is presented. A single antenna element consists of a combination of an electric dipole and a square ...