Results 31 to 40 of about 471,829 (201)

Trade-off between end-to-end reliable and cost-effective TDMA/WDM passive optical networks [PDF]

open access: yes, 2012
Hybrid TDMA/VVDM (TWDM) Passive Optical Network (PON) is a promising candidate for Next-Generation PON (NG-PON) solutions. We propose end-to end reliable architectures for business users and a cost-effective network for residential users. We evaluate the
Colle, Didier   +4 more
core   +1 more source

Energy-efficiency improvements for optical access [PDF]

open access: yes, 2014
This article discusses novel approaches to improve energy efficiency of different optical access technologies, including time division multiplexing passive optical network (TDM-PON), time and wavelength division multiplexing PON (TWDM-PON), point-to ...
Anthapadmanabhan, P   +8 more
core   +1 more source

The 'africanity' of the Canary Islands: From international debate to the Spanish reaction (1956-1981)

open access: yesPasado y Memoria, 2019
This article examines the debate on the Spanishness of the Canary Islands in the second half of the twentieth century (1956-1981) with a twofold objective: to analyse the international controversy on whether the archipelago was a territory to be ...
Pablo Arconada Ledesma   +2 more
doaj   +1 more source

Las entidades públicas en Colombia y los procesos de cooperación internacional: un análisis comparado de las experiencias del servicio nacional de aprendizaje (SENA)

open access: yesRevista Internacional de Cooperación y Desarrollo, 2020
El presente artículo analiza los principales procesos internos y externos en pro de esta actividad de cooperación, que se desarrollan en las entidades estatales en Colombia. Para ello se toma el caso del centro de formación para el trabajo SENA a partir
Rubeny Rocio Senior Garcia, Victor Cera
doaj   +1 more source

Comunicação, Agenda 2030 da ONU e Organizações

open access: yesOrganicom, 2022
O artigo descreve o estado de desenvolvimento da comunicação como um contributo para a Agenda 2030 da Organização das Nações Unidas em sustentabilidade e o seu impacto nas organizações. A metodologia foi qualitativa, transversal e descritiva/hermenêutica,
Raúl Herrera Echenique
doaj   +1 more source

Dynamic bandwidth allocation with SLA awareness for QoS in ethernet passive optical networks [PDF]

open access: yes, 2013
Quality-of-service (QoS) support in Ethernet passive optical networks is a crucial concern. We propose a new dynamic bandwidth allocation (DBA) algorithm for service differentiation that meets the service-level agreements (SLAs) of the users.
Colle, Didier   +5 more
core   +2 more sources

Demonstration of wireless backhauling over long-reach PONs [PDF]

open access: yes, 2012
An IEEE 802.16e-2005 (WiMAX) compliant, longreach passive optical network is demonstrated, focusing on the development of next generation optical access with transparent wireless backhauling.
Kourtessis, Pandelis   +4 more
core   +1 more source

Aristide e a conciliação impossível: o esgotamento da transição democrática haitiana

open access: yesRevista nuestrAmérica, 2021
Entre 1990 e 2004 Jean-Bertrand Aristide governou em três períodos distintos o Haiti, numa situação de permanente instabilidade política protagonizada por tentativas de golpes militares ou  mobilizações populares.
Everaldo Andrade
doaj   +1 more source

La ONU y la descolonización. [PDF]

open access: yes, 1995
Sin ...
Martínez Carreras, José U.
core   +2 more sources

El desarrollo financiero en épocas de crisis económica- caso de estudio América Latina: Argentina, Chile y Colombia

open access: yesRevista Científica Profundidad Construyendo Futuro, 2020
Las regiones que hacen parte de un sector geográfico deben postular escenarios de protagonismo autóctono entre sus líderes y gestores de cambio, no solo desde lo local sino desde lo financiero con el fin de lograr que se consoliden desarrollos ...
Martha Isabel Amado - Piñeros
doaj   +1 more source

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