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Listar por palabra clave "QoS"

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A cognitive network management system to improve QoE in stereoscopic IPTV service

Canovas Solbes, Alejandro; Taha, Miran; Lloret, Jaime; Tomás Gironés, Jesús (John Wiley & Sons, 2019-08)

[EN] New Internet Protocol Television (IPTV) services are including new technologies such as Stereoscopic TV and three-dimensions (3D) HDTV. As well, increased ubiquitous networking and promoting in smart devices have led ...
A hybrid method for the QoS analysis and parameter optimization in time-critical random access wireless sensor networks

Leyva-Mayorga, Israel; Pla, Vicent; Martínez Bauset, Jorge; Rivero-Angeles, Mario E. (Elsevier, 2017-04-01)

[EN] Evolution in electronics has led to the development of complex applications in wireless sensor networks (WSNs), where efficient and swift event reporting is needed. In time-critical applications, achieving an ...
A Review of Service Selection Strategies in Mobile IoT Networks

Mohammed Hadjkouider, Abdessalam; Kerrache, Chaker Abdelaziz; Korichi, Ahmed; Sahraoui, Yesin; Tavares De Araujo Cesariny Calafate, Carlos Miguel; Dhelim, Sahraoui; Adnane, Asma (IEEE Communications Society, 2024-05-20)

[EN] With the proliferation of service-oriented architectures, the ubiquity of mobile networks, and an expanding spectrum of services available to users, the service selection process has become paramount in designing and ...
A stereoscopic video transmission algorithm for an IPTV network based on empirical data

Lloret, Jaime; García Pineda, Miguel; Cánovas Solbes, Alejandro; Turró Ribalta, Carlos (Wiley-Blackwell, 2011-10)

IPTV service is one of the topics where industry and academia are providing more efforts with the purpose of enhancing the systems in existence. One of the potentially biggest advantages of IPTV is the existence of a return ...
Adaptive Video Streaming Testbed Design for Performance Study and Assessment of QoE

Abdullah, Miran Taha Abdullah; Lloret, Jaime; Ali, Aree; García-García, Laura (John Wiley & Sons, 2018)

[EN] Hypertext Transfer Protocol adaptive streaming switches between different video qualities, adapting to the network conditions, and avoids stalling streamed frames over high¿oscillation client's throughput improving ...
Adding an ontology to a standardized QoS-based MAS middleware

Poza-Lujan, Jose-Luis; Posadas-Yagüe, Juan-Luis; Simó Ten, José Enrique (Springer, 2009)

In a Multi-Agent system, middleware is one of the components used to isolate control and communications. The use of standards in the implementation of an intelligent distributed system is always advantageous. This paper ...
An automated model for the assessment of QoE of adaptive video streaming over wireless networks

Taha, Miran; Ali, Aree; Lloret, Jaime; Gondim, Paulo R. L.; Canovas, Alejandro (Springer-Verlag, 2021-07)

[EN] Nowadays, heterogeneous devices are widely utilizing Hypertext Transfer Protocol (HTTP) to transfer the data. Furthermore, HTTP adaptive video streaming (HAS) technology transmits the video data over wired and wireless ...
Analysis and design of efficient techniques for video transmission in IEEE 802.11 wireless ad hoc networks

Tavares de Araujo Cesariny Calafate, Carlos Miguel (Universitat Politècnica de València, 2020-01-16)

[EN] Wireless mobile ad ho networks, also known as MANETs, are omposed by independent mobile stations that ommuni ate without requiring any sort of infrastru ture for support. These networks are hara terized by variable ...
Análisis de Desempeño de un Protocolo para Redes Inalámbricas de Sensores Basado en TDMA con Capacidades de Radio Cognoscitivo

Leyva-Mayorga, Israel; Rivero-Angeles, Mario E.; Carreto-Arellano, Chadwick; Pla, Vicent (Elsevier, 2016)

[ES] El Radio Cognoscitivo (CR) tiene como objetivo principal la optimización del uso del espectro en sistemas de portadoras múltiples y ha sido estudiado para lograr mejoras en el desempeño en redes inalámbricas de sensores ...
Análisis y evaluación de prestaciones de tecnologías de streaming de contenidos inmersivos.

Ramos Fernández, Miguel Ángel (Universitat Politècnica de València, 2024-10-10)

[ES] En este trabajo, se estudian las tecnologías de comunicación inmersivas más actuales que pueden aplicarse a diferentes casos de uso como la docencia, el turismo, telepresencia interactiva, entre otros. Los equipos ...
Cloud White: Detecting and Estimating QoS Degradation of Latency-Critical Workloads in the Public Cloud

Pons-Escat, Lucía; Feliu-Pérez, Josué; Sahuquillo Borrás, Julio; Gómez Requena, María Engracia; Petit Martí, Salvador Vicente; Pons Terol, Julio; Huang, Chaoyi (Elsevier, 2023-01)

[EN] The increasing popularity of cloud computing has forced cloud providers to build economies of scale to meet the growing demand. Nowadays, data-centers include thousands of physical machines, each hosting many virtual ...
Configuración de servicios en entornos GPON

Orozco Santos, Federico (Universitat Politècnica de València, 2020-01-02)

[ES] En respuesta a la creciente demanda de redes más rápidas, eficientes y fiables han surgido las redes ópticas pasivas (PON) que en los últimos años se han extendido por todos los proveedores de servicios, como método ...
Design and Implementation of a Communication Protocol to Improve Multimedia QoS and QoE in Wireless Ad Hoc Networks

Díaz Santos, Juan Ramón (Universitat Politècnica de València, 2016-04-05)

[EN] This dissertation addresses the problem of multimedia delivery over multi-hop ad hoc wireless networks, and especially over wireless sensor networks. Due to their characteristics of low power consumption, low processing ...
Design of an architecture and communication protocol for video transmission and videoconference

Jiménez Herranz, José Miguel (Universitat Politècnica de València, 2018-09-10)

Esta tesis doctoral aborda el problema de la transmisión de vídeo, en sistemas de transmisión de televisión y vídeo bajo demanda en tiempo real y de videoconferencia, a través de redes IP, haciendo un énfasis especial ...
Diseño y desarrollo de mecanismos de Interoperabilidad de IoT mediante una pasarela

Sarabia Jácome, David Fernando (Universitat Politècnica de València, 2021-04-14)

[ES] La visión de IoT ha permitido el desarrollo de nuevas investigaciones para la mejora de prestaciones en una red de sensores. De la misma forma, la interoperabilidad de protocolos y tecnologías ha generado un reto para ...
Diseño y Desarrollo de un Sistema de Gestión Inteligente de QoE para Redes HD y Estereoscópicas IPTV

Cánovas Solbes, Alejandro (Universitat Politècnica de València, 2016-06-02)

[EN] Broadband Internet access connections allow Internet Service Providers (ISP) to offer several types of services to home customers such as data, voice over IP (VoIP), Internet protocol television (IPTV) and now 3D ...
Diseño y evaluación de un servicio OpenFlow de provisión de Calidad de Experiencia sobre Mininet

Prieto Sánchez, Cristian; Andrés Maldonado, Pilar; Prados Garzón, Jonathan; Ramos-Munoz, Juan J. (Editorial Universitat Politècnica de València, 2018-01-10)

[ES] Las redes definidas por software suponen unnuevo paradigma de red que potencialmente pueden pro-porcionar nuevas soluciones para proporcionar calidad deexperiencia.En este trabajo se propone un diseño de aplicación ...
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 ...
Enhancing SDN WISE with Slicing Over TSCH

Orozco-Santos, Federico; Sempere Paya, Víctor Miguel; Albero Albero, Teresa; Silvestre-Blanes, Javier (MDPI AG, 2021-02)

[EN] IWSNs (Industrial Wireless Sensor Networks) have become the next step in the evolution of WSN (Wireless Sensor Networks) due to the nature and demands of modern industry. With this type of network, flexible and scalable ...
Estudio y evaluación de servicios multimedia sobre redes LTE

Reguart Ferri, Alejandro (Universitat Politècnica de València, 2016-06-16)

[ES] En este documento se definen y analizan las aplicaciones multimedia en el contexto de un operador de acceso a Internet radio (WISP) mediante redes LTE. Dicho análisis detalla la arquitectura de red troncal (routing, ...