Exploració per autor "Sallent Ribes, Sebastián"
Ara es mostren els items 1-20 de 38
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A block adaptive pyramid coding system
Sallent Ribes, Sebastián; Torres Urgell, Lluís; Triola Espigulé, Albert (1988)
Text en actes de congrés
Accés obertIn this paper we present a new block adaptive coding scheme which uses non-rectangular Laplacian Pyramid Algorithms. The proposed method JB adapted to the local image contents. The original image is broken into subimages ... -
A non-rectangular pyramid coding system
Sallent Ribes, Sebastián; Torres Urgell, Lluís (1988)
Text en actes de congrés
Accés obertRectangular sampling lattices bave been extensively applied to image coding. Sampling is a fundamental orera.tion m image coding systems as a proper selection of the sampling lattice minimizes the physica support of the ... -
A P4-Based PON architecture for 5G
Haastrup, Adebanjo; Rincón Rivera, David; Sallent Ribes, Sebastián; Piney da Silva, José Ramón (2018)
Comunicació de congrés
Accés obert -
A proposal for an SDN-based SIEPON architecture
Hamzeh, Khalili; Sallent Ribes, Sebastián; Piney da Silva, José Ramón; Rincón Rivera, David (2017-07-03)
Article
Accés obertPassive Optical Network (PON) elements such as Optical Line Terminal (OLT) and Optical Network Units (ONUs) are currently managed by inflexible legacy network management systems. Software-Defined Networking (SDN) is a new ... -
A QoS-Aware Dynamic Bandwidth Allocation algorithm for passive optical networks with non-zero laser tuning time
Zehri, Mohammad Habib; Haastrup, Adebanjo; Rincón Rivera, David; Piney da Silva, José Ramón; Sallent Ribes, Sebastián; Bazzi, Ali (2021-05-10)
Article
Accés obertThe deployment of new 5G services and future demands for 6G make it necessary to increase the performance of access networks. This challenge has prompted the development of new standardization proposals for Passive Optical ... -
Algoritmo distribuido para la asignación dinámica de recursos en redes EPON
Gutiérrez González, Lluís; Andrade Jardín, Marilet de; Sallent Ribes, Sebastián; Garfias Hernandez, Paola (2009-09)
Text en actes de congrés
Accés obert -
An adaptive pyramid image coding system
Torres Urgell, Lluís; Sallent Ribes, Sebastián (Institute of Electrical and Electronics Engineers (IEEE), 1988)
Text en actes de congrés
Accés obertThe Laplacian Pyramid is a new and efficient method for image encoding. The method is of increasing interest as band-pass pyramids and multiresolution images are being used in other image processing applications. The Pyramid ... -
An adaptive solution for Wireless LAN distributed power saving modes
Camps Mur, Daniel; Pérez-Costa, Xavier; Sallent Ribes, Sebastián (2009-12)
Article
Accés restringit per política de l'editorialThe current trend to incorporate the Wireless LAN technology in increasingly smaller mobile devices poses new challenges, in terms of QoS and power consumption requirements, for the design of such devices. IEEE 802.11 ... -
An energy-efficient distributed dynamic bandwidth allocation algorithm for Passive Optical Access Networks
Khalili, Hamzeh; Rincón Rivera, David; Sallent Ribes, Sebastián; Piney da Silva, José Ramón (2020-03-13)
Article
Accés obertThe rapid deployment of passive optical access networks (PONs) increases the global energy consumption of networking infrastructure. This paper focuses on the minimization of energy consumption in Ethernet PONs (EPONs). ... -
An integrated SDN-based architecture for Passive Optical Networks
Khalili, Hamzeh; Rincón Rivera, David; Sallent Ribes, Sebastián; Piney da Silva, José Ramón (InTech, 2018-09-19)
Capítol de llibre
Accés obertPassive Optical Network (PON) are often managed by non-flexible, proprietary network management systems. Software Defined Networking (SDN) opens the way for a more efficient operation and management of networks. We describe ... -
Deep learning at the mobile edge: Opportunities for 5G networks
McClellan, Miranda; Cervelló Pastor, Cristina; Sallent Ribes, Sebastián (Multidisciplinary Digital Publishing Institute, 2020-07-09)
Article
Accés obertMobile edge computing (MEC) within 5G networks brings the power of cloud computing, storage, and analysis closer to the end-user. The increased speeds and reduced delay enable novel applications such as connected vehicles, ... -
Design considerations for an energy-aware SDN-based architecture in 5G EPON nodes
Khalili, Hamzeh; Sayyad Khodashenas, Pouria; Rincón Rivera, David; Siddiqui, Shuaib; Piney da Silva, José Ramón; Sallent Ribes, Sebastián (Institute of Electrical and Electronics Engineers (IEEE), 2018)
Text en actes de congrés
Accés restringit per política de l'editorialIn the evolution of telecommunication industry towards 5G, Ethernet Passive Optical Networks (EPON) technology, with some unique features such as high capacity, low latency, and minimum cost per bit, positions itself as ... -
Detección automática de contornos en imágenes ecocardiográficas
Gasull Llampallas, Antoni; Marqués Acosta, Fernando; Sallent Ribes, Sebastián; Torres Urgell, Lluís; Vidal Sans, Josep (Asociación Española de Reconocimiento de Formas y Análisis de Imágenes, 1988)
Text en actes de congrés
Accés obert -
Distributed Resources Assignment for Optical Burst Switching without Wavelength Conversion (Invited Paper)
Cervelló Pastor, Cristina; Triay Marquès, Joan; Sallent Ribes, Sebastián (2009-09)
Text en actes de congrés
Accés obertThe amount of bursty Internet traffic leads to develop new architectures and technologies, such as Optical Burst Switching (OBS), to efficiently satisfy future bandwidth requirements. Burst loss probability is an important ... -
Efficient time gating in ultrafast optical TDM networks
Yazdani, Arash; Rincón Rivera, David; Sallent Ribes, Sebastián (2014-12-01)
Article
Accés restringit per política de l'editorialUltrafast optical communication is the backbone of high-speed global networking infrastructure. Optical time division multiplexing (OTDM) is a popular technique for embedding data from many simultaneous users on a single ... -
Enhanced DBA to provide QoS to coexistent EPON and 10G-EPON networks
Garfias Hernandez, Paola; Gutiérrez González, Lluís; Sallent Ribes, Sebastián (Institute of Electrical and Electronics Engineers (IEEE), 2012)
Article
Accés restringit per política de l'editorialThe evolution of the Ethernet passive optical network (EPON) to the enhanced 10G-EPON standard looks poised to maintain its position as the leading fiber to the home technology worldwide. Fair bandwidth allocation ... -
Extending openflow for SDN-enabled synchronous ethernet networks
Suárez Marín, Raúl; Rincón Rivera, David; Sallent Ribes, Sebastián (Institute of Electrical and Electronics Engineers (IEEE), 2015)
Text en actes de congrés
Accés restringit per política de l'editorialThere is an increasing need of synchronization and clock frequency distribution in core and access networks. Synchronous Ethernet (SyncE) is a technology that is able to distribute clock frequency over Ethernet networks, ... -
Flexible joint scheduling DBA to promote the fair coexistence in 1G and 10G EPONs
Gutiérrez González, Lluís; Garfias Hernandez, Paola; Sallent Ribes, Sebastián (IEEE, 2011)
Text en actes de congrés
Accés restringit per política de l'editorialThe Next Generation Access Networks (NGAN) are the new step forward to deliver broadband services and to facilitate the integration of different technologies. The real challenge faced by 10GEPON new standard IEEE 803.3av ... -
Fully Synchronous SDN (FSS): towards synchronization-as-a-service in 5G networks
Suárez Feijóo, Raúl; Rincón Rivera, David; Agustí Torra, Anna; Sallent Ribes, Sebastián (Unión Científica Internacional de Radio (URSI), 2018)
Text en actes de congrés
Accés restringit per política de l'editorialMany modern telecommunications systems rely on strict timing and synchronization requirements. Synchronous Ethernet (SyncE) and Precision Time Protocol (PTP) are widely used to provide frequency and phase synchronization ... -
Gateway placement optimization in LEO satellite networks based on traffic estimation
Guo, Jianming; Rincón Rivera, David; Sallent Ribes, Sebastián; Yang, Lei; Chen, Xiaoqian; Chen, Xianqi (Institute of Electrical and Electronics Engineers (IEEE), 2021-03-17)
Article
Accés obertAdopting satellite constellations to provide global Internet access services has recently drawn increasing attention. A Low Earth Orbit (LEO) satellite network with multiple satellites has global coverage ability, low ...