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Sociedade Brasileira de Telecomunicações

2011 - XXIX Simpósio Brasileiro de Telecomunicações



Effect of Channel Estimation Errors on Adaptive Modulation Systems Subject to Rayleigh Fading

The adoption of the adaptive modulation scheme leads to robust and spectrally efficient transmissions. However, the performance of the adaptive modulation ...

SBrT 2011


Processamento Tensorial de Sinais e Geometria da Informação: Novos Caminhos para os Sistemas de Comunicações Digitais

This paper presents the scenario of new logical strategies for digital communications on the basis of the multilinear algebra and the information geometry,...

SBrT 2011


Avanços em Códigos Fontanais

The recently introduced fountain codes are an important tool to send information trough erasure channels. In this paper a description of the Luby Codes is ...

SBrT 2011


A Proposed Fountain Unequal Erasure Protection Scheme for MPEG Transport Streams over IP

The real-time transport of multi-media over IP faces issues, such as packet drops and jitter, that might generate severe impairments in the content being d...

SBrT 2011


Análise de antenas retangulares com fendas através de redes neurais artificiais

Este trabalho aborda a caracterização de antenas de microfita multibanda com duas fendas retangulares e paralelas entre si, inseridas em um patch retangular....

SBrT 2011