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Sociedade Brasileira de Telecomunicações

2010 - VII International Telecommunications Symposium



Non-Parametric VSS-NLMS Algorithm With Control Parameter Based on the Error Correlation

The behavior of variable step-size least-mean-square (VSSLMS) algorithms is strongly affected by measurement noise. Thereby, aiming to maintain an adequate...

SBrT 2010


OFDM Point-to-Multipoint Links at ISM 5 GHz Band: Experimental and Analytical Results

It is developed a case study, unifying theoretical and practical aspects, concerning planning and implementation of orthogonal frequency division multiplex...

SBrT 2010


On Indoor Coverage Models for Industrial Facilities

It is shown analytical and measurement results in order to compare five different indoor path loss propagation models in industrial environments: one-slope...

SBrT 2010


On Super-Resolution versus Image Interpolation

This work presents a discussion about multi-frame Super-Resolution Reconstruction (SRR) and single-frame interpolation. SRR has been extensively studied in ...

SBrT 2010


On the Effectiveness of Dynamic Spectrum Management Algorithms in xDSL Networks

This work proposes a method for the evaluation of the effectiveness of adopting dynamic spectral management (DSM) algorithms in different DSL scenarios. In...

SBrT 2010