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Sociedade Brasileira de Telecomunicações

2010 - VII International Telecommunications Symposium

A Packet Distribution Traffic Model for Computer Networks

The traditional traffic models which are based on conventional telephone traffic are not suitable for modeling selfsimilar traffic on computer networks. The...

SBrT 2010

Application of Security Metrics in a Metropolitan Network : A Case Study

The information security issues in the current communication networks demand the development of efficient methods to find security vulnerabilities and faci...

SBrT 2010

Applying Markov chains to calculate the probability of saturation in digital IIR filters

We propose a new method to model the effect of finite-precision arithmetic in infinite impulse response (IIR) digital filters. As an application, we use th...

SBrT 2010

A Reinforcement Learning Based Joint Call Admission Control for Heterogeneous Wireless Networks

Currently, there are many wireless networks based on different radio access technologies (RATs). Despite this, new kind of networks will be developed to co...

SBrT 2010

A Robust MERRY Channel Shortening Technique for OFDM Systems in PLC Environment Corrupted by Impulsive Noise

This contribution introduces a robust version of the multicarrier equalization by restoration of redundance (MERY) algorithm for data communication through...

SBrT 2010