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Sociedade Brasileira de Telecomunicações


Advancing Power Line Communication: Cognitive, Cooperative, and MIMO Communication

Power line communication is a an established wired communication technology that has been investigated for low and high bit rate data communication systems...

SBrT 2012


A ew Multifractal Traffic Model and Its Impacts on Buffer Queueing Performances

In this paper, we propose a new analytical expression for estimating byte loss probability at a single server queue with multi-scale traffic arrivals using...

SBrT 2010


A Factor Graph Approach to Nonuniform Power Distribution

This work addresses distributed processing methods to precoder selection in wireless systems. To explore the spatial correlation of the medium, an addition...

SBrT 2017


A Fingerprint-based Access Control using Principal Component Analysis and Edge Detection

This paper presents a novel approach for deciding on the appropriateness or not of an acquired fingerprint image into a given database. The process begins...

SBrT 2010


A First Discussion About Digital Filters for Clustered-OFDM Scheme in PLC Systems

This work aims to investigate the suitability of finite impulse response and infinite impulse response digital filters for separating the clusters in a clu...

SBrT 2015