Telecommunication Services
Mostrando 1-12 de 48 artigos, teses e dissertações.
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1. REGULATION MISUNDERSTANDING: CONVERGENCE COMPLEXITY PROVIDING FAILURES IN TELECOMMUNICATION SERVICES COSTS
ABSTRACT This manuscript discusses a theoretical competitive scenario for telecommunications services, in particular voice over Internet protocol (VoIP), and finds that the economic benefits of the current technological convergence are based on three main factors: technological advances and updates; regulation failures related to technological complexity; an
JISTEM J.Inf.Syst. Technol. Manag.. Publicado em: 2017-04
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2. State of the art: integrating services for mega events
This paper describes the state of the art of a simplified model for integration of services in mega events. The project context, which was financed by the National Research Council – CNPq, is divided into six major areas or functional groups: Urban Mobility, Tourism, Airports, Security, Energy and Telecommunications. The proposal is described in layers, as
JISTEM J.Inf.Syst. Technol. Manag.. Publicado em: 2014-05
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3. Especialización tecnológica, captura y formación de competencias bajo integración de mercados: comparación entre Asia y América Latina
The aim of this paper is to observe the evolution of technological specialization, convergence and the process of building technological competences for two groups of countries - Asia and Latin America - between 1985-1995 and 1999-2008. Between these periods, most of the countries in these groups registered growing levels of global integration in terms of go
Econ. soc.. Publicado em: 2013-12
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4. Um Mecanismo de Melhoria de Handovers Verticais Utilizando EndereÃamento Multicast e ServiÃos do MIH 802.21 / Improving Vertical Handovers Including Multicast Addressing and MIH 802.21 Services
O uso de dispositivos multi-interface, tais como smart phones, tem crescido ao mesmo tempo que as demandas por melhores serviÃos de mobilidade em redes heterogÃneas. Neste cenÃrio, a ideia da continuidade de serviÃos tornou-se um requisito crucial. Para atender essas demandas, esquemas eficientes de handover devem ser desenvolvidos com o objetivo de alca
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 23/09/2011
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5. Parallel evolutionary algorithm to the sonet/sdh ring assigment problem / Algoritmo evolutivo paralelo para o problema de atribuição de localidades a anéis em redes sonet/sdh
The telecommunications play a fundamental role in the contemporary society, having as one of its main roles to give people the possibility to connect them and integrate them into society in which they operate and, therewith, accelerate development through knowledge. But as new technologies are introduced on the market, increases the demand for new products a
Publicado em: 2010
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6. IPTV architecture with time-shift support based on peer-to-peer distribution. / Arquitetura de IPTV com suporte à apresentação deslocada no tempo baseada em distribuição peer-to-peer.
Telecommunication companies are suffering from the increasing offer of cheap and reliable voice over IP services, being forced to diversify their services looking for new revenue possibilities. Since these companies have a vast infrastructure, they are now providing TV services through the same telephony and data infrastructure, using their IP networks to of
Publicado em: 2009
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7. O ICMS incidente sobre os serviços de comunicação
The work objective will be to outline the constitutional profile of the tax in the sphere of the States and of the Federal District incident over the provision of communication services. More than simply sketching the incidence matrix rule, the work dares to try to find the constitutional fundament that restricts taxation only and just to services with consi
Publicado em: 2008
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8. Avaliação de economias de escala e escopo no desempenho de equipes de serviços aplicando Análise de Envoltória de Dados DEA: um estudo em Empresa de Telecomunicações no Brasil / Evaluating economies of scale ans scope in the performance of service teams applying data envelopment analysis - DEA : a study on a telecommunications company in Brazil
Esta tese de mestrado propõe utilizar a Análise de Envoltória de Dados - DEA (Data Envelopment Analysis) na avaliação de economias de escala e economias de escopo no desempenho de equipes de instalação de circuitos de comunicação de dados a partir de um estudo em uma empresa de telecomunicações do Brasil. São utilizados dados obtidos junto à Ár
Publicado em: 2008
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9. The Brazilian digital television system access device architecture
In early 2003, the Brazilian government accelerated the decision process on analog to digital transition of terrestrial TV broadcast infrastructure, naming this initiative The Brazilian Digital Television System (SBTVD). This paper describes the access device architecture we have proposed for the SBTVD, as well as related issues. We focused on several requir
Journal of the Brazilian Computer Society. Publicado em: 2007-03
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10. SLA em redes de telecomunicações aplicados a multiserviços em redes IP / SLA in telecommunication networks apply in multiservice on IP networks
The telecommunications services quality, as well as several other products in the telecommunications area, is strongly linked to the suppliers services levels quality. These services levels can, however, be measured andevaluated by objective criteria and from a service level agreement between service supplier and customer, this agreement is called SLA. In th
Publicado em: 2007
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11. Digital TV transmission monitoring system for heterogeneous converging networks. / Sistema de monitoramento de transmissão de TV digital em redes convergentes heterogêneas.
The great evolution in the telecommunication systems related to the transmission of multimidia contents in the data communication networks and TV transmission, demands management solutions in which regards quality of end-to-end services. Taking this scenario into consideration, it is proposed in this work the definition and implementation of a solution to mo
Publicado em: 2007
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12. Aplicação de modelos de engenharia para a identificação dos custos de universalização nas telecomunicações / Aplication of engineering models for universalization costs identification in telecommunications
This study presents a methodology to calculate the net costs resulting from telecommunications universal services, in accordance with Brazilian legislation. Such a concept is based on the estimation of the avoidable costs due to universal obligations. In order to proceed with the calculations, the costs attributed to these obligations should be allocated to
Publicado em: 2007