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Browsing by Subject "Real-time"

Now showing items 1-20 of 34

A New Energy-Aware Dynamic Task Set Partitioning Algorithm for Soft and Hard Embedded Real-Time Systems

March Cabrelles, José Luis; Sahuquillo Borrás, Julio; Hassan Mohamed, Houcine; Petit Martí, Salvador Vicente; Duato Marín, José Francisco (Oxford University Press (OUP): Policy A - Oxford Open Option A, 2011)

Power consumption is a major design concern in current embedded systems. To deal with consumption, many systems apply dynamic voltage scaling (DVS) techniques which dynamically change the system speed depending on the ...
A Pipeline for the QR Update in Digital Signal Processing

Dolz, Manuel F.; Alventosa, Fran J.; Alonso-Jordá, Pedro; Vidal Maciá, Antonio Manuel (John Wiley & Sons, 2019)

[EN] The input and output signals of a digital signal processing system can often be represented by a rectangular matrix as it is the case of the beamformer algorithm, a very useful particular algorithm that allows extraction ...
Aplicaciones Ada en Android con requisitos de tiempo real

Pérez Ruiz, Alejandro; Aldea Rivas, Mario; González Harbour, Michael (Universitat Politècnica de València, 2019-06-12)

[EN] Android is the most extended operating system in the field of smartphones. Its wide diffusion has caused a great interest in using it in real time environments. This paper presents a mechanism to use the Ada programming ...
Aplicación para la inspección espacial, volumétrica y seccional interactiva de la Catedral de Santiago de Compostela

Barneche Naya, Viviana; Hernández Ibáñez, Luis A.; Jaspe Villanueva, Alberto; Fariña Fernández, Gustavo (Universitat Politècnica de València, 2012-11-01)

[ES] El presente artículo describe el proceso de diseño, producción e implementación de una aplicación destinada a permitir el análisis formal interactivo de la Catedral de Santiago de Compostela. La complejidad geométrica ...
Beneficios que aporta la metodología MDE a los entornos de desarrollo de sistemas de tiempo real

Cuevas, César; Barros, Laura; López Martínez, Patricia; Drake, José M. (Universitat Politècnica de València, 2013-04-07)

[ES] Se analizan los beneficios que aporta el empleo de la metodología Model-Driven Engineering (MDE) cuando se utiliza como base y soporte de entornos de diseño de sistemas de tiempo real. Con esta metodología, se incrementa ...
Control de la capacidad de una biblioteca pública en tiempo real

Ehate Belope, Luis Alberto (Universitat Politècnica de València, 2019-09-10)

[ES] Para un usuario habitual de la Biblioteca de la EPSA, el acudir y encontrar un sitio libre es una tarea normal que se puede complicar dependiendo de la temporada académica. El problema se plantea cuando se aproximan ...
Creation of a environment in real-time

Fraga García, Francisco José (Universitat Politècnica de València, 2016-01-26)

The following describes the different steps needed to create a 3D environment in real-time Showcase.
Diseño e implementación de un juego para navegador de tipo "quiz" musical online y multijugador a tiempo real

Cabrera Roca, Jorge (Universitat Politècnica de València, 2018-10-05)

[ES] Mediante la utilización de diferentes tecnologías web, tecnologías de sistemas en red y las canciones ofrecidas por un servicio de música online en streaming, se plantea el desarrollo de una web que consista en un ...
Efficient real-time video delivery in vehicular networks

Torres Cortés, Álvaro (Universitat Politècnica de València, 2016-04-18)

[EN] Vehicular Ad-hoc Networks (VANET) are a special type of networks where the nodes involved in the communication are vehicles. VANETs are created when several vehicles connect among themselves without the use of any ...
Estudio e implementación de un sistema de transferencia de estilo artístico en tiempo real para la inmersión en obras de arte

Jeanneau, Tanguy (Universitat Politècnica de València, 2019-09-06)

[ES] En el último decenio, las Redes Neuronales a Convolución han mostrado sobresaliente capacidades de reconocimiento de patrones en imágenes. Esta capacidad se puede utilizar para realizar transferencias de estilo, i.e ...
Framework and Methodology for Establishing Port-City Policies Based on Real-Time Composite Indicators and IoT: A Practical Use-Case

Lacalle, Ignacio; Belsa, Andreu; Vaño, Rafael; Palau Salvador, Carlos Enrique (MDPI AG, 2020-08)

[EN] During the past few decades, the combination of flourishing maritime commerce and urban population increases has made port-cities face several challenges. Smart Port-Cities of the future will take advantage of the ...
Hardware resources contention-aware scheduling of hard real-time multiprocessor systems

Aceituno-Peinado, José María; Guasque Ortega, Ana; Balbastre, Patricia; Simó Ten, José Enrique; Crespo, Alfons (Elsevier, 2021-09)

[EN] In hard real-time embedded systems, switching to multicores is a step that most application domains delay asmuch as possible. This is mainly due to the number of sources of indeterminism, which mainly involve ...
Heterogeneous Runtime Monitoring for Real-Time Systems with art2kitekt

García-Gordillo, Miguel; Valls, Joan; Sáez Barona, Sergio (IEEE, 2019-09-13)

[EN] Monitoring the execution of real-time systems has many advantages, it is not only useful to understand the behaviour of an application but also to find unfulfilled timing constraints in an implementation. However, ...
HP-DCFNoC: High Performance Distributed Dynamic TDM Scheduler Based on DCFNoC Theory

Picornell-Sanjuan, Tomás; Flich Cardo, José; Duato Marín, José Francisco; Hernández Luz, Carles (Institute of Electrical and Electronics Engineers, 2020)

[EN] The need for increasing the performance of critical real-time embedded systems pushes the industry to adopt complex multi-core processor designs with embedded networks-on-chip. In this paper we present hp-DCFNoC, a ...
Implementation of Timing-Event Affinities in Ada/Linux

Sáez Barona, Sergio; Real Sáez, Jorge Vicente; Crespo Lorente, Alfons (Association for Computing Machinery (ACM), 2015-04)

Ada 2012 has introduced mechanisms for exploiting multiprocessor platforms at the application level. These include task affinity control and definition of dispatching domains. However, there are other executable entities ...
Integrating multicore awareness functions into distribution middleware for improving performance of distributed audio surveillance

Garcia Valls, Maria Soledad (Elsevier Applied Science., 2019-06)

[EN] This paper describes an approach to improve the performance of the distributed audio-processing functions for audio surveillance systems. In order to increase portability, current distributed audio-processing uses the ...
Leveraging IoT and prediction techniques to monitor COVID-19 restrictions in port terminals

Vaño, Rafael; Lacalle, Ignacio; Molina Moreno, Benjamin; Palau Salvador, Carlos Enrique (IEEE, 2021-07-31)

[EN] Social distance restrictions have posed several challenges for the management of logistic nodes even in open spaces like a maritime port terminal. The Internet of Things combined with the simulation of supply chains ...
Marco de Componentes con soporte para reemplazo dinámico y seguro en sistemas de tiempo real

Cano, Julio; García Valls, Marisol; Basanta Val, Pablo (Elsevier, 2014-01-12)

[EN] In the last decades solutions have been provided for the real- time component-based systems development as a base to increase productivity and reliability of their development as well as their maintenance. Solutions ...
Mejora de la estabilidad, robustez y tiempo de cómputo en CRHPC con BDU

Ramos Fernández, César; Martínez Iranzo, Miguel Andrés; Sanchís Saez, Javier (Elsevier, 2013-07)

[ES] En este artículo presentamos un nuevo modelo de tareas donde el periodo de una tarea no es un valor fijo sino que, de acuerdo con un interpretación más amplia, el periodo puede ser elegido dentro de un intervalo de ...
Modelado y Estabilización de un Helicóptero con Cuatro Rotores

Castillo, P.; García Gil, Pedro José; Lozano, R.; Albertos Pérez, Pedro (Universitat Politècnica de València, 2009-12-02)

[ES] En este trabajo se presenta una estrategia de control no lineal para la estabilización de un helicóptero de cuatro rotores. El algoritmo de control se basa en el análisis de Lyapunov y en la técnica de las saturaciones ...