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Sociedade Brasileira de Telecomunicações

2013 - XXXI Simpósio Brasileiro de Telecomunicações



Towards Using DFT to Characterize Complex Networks

There are some Network Metrics that are very useful to analyze and model Complex Networks. These metrics, including the spectral-based ones, can be used to...

SBrT 2013


Nonlinear Effects Mitigation for a PDM-16QAM 224 Gb/s Transmission systems using DBP and MLSE

High order modulation nonlinear effects has been appointed as the main limitation in coherent optical fiber transmission. Many different approaches has been ...

SBrT 2013


Análise da autossimilaridade de sinais de voz baseada em wavelets na detecção de patologias laríngeas

This article employs the Hurst exponent, obtained by discrete wavelet transform, as a measure of self-similarity to characterize the nonlinearities of health...

SBrT 2013


Distribuição Conjunta de Fase–Envoltória η-μ: Uma Nova Abordagem

This paper proposes an improved and more general model for the η-μ fading distribution. The rationale behind this new model lies in the introduction of a pha...

SBrT 2013


Interpolação cúbica: uma análise que considera informações do processo de aquisição da sequência a ser interpolada.

In this paper, the cubic interpolation process is analyzed. We use information about the acquisition process of the sequence to be interpolated to set the cu...

SBrT 2013