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Sociedade Brasileira de Telecomunicações


Assessing Strategies to Remove Back-to-Front Interference in Color Documents

Whenever a document is written on both sides of translucent paper there is a back-to-front interference, also known as bleeding or show-through. In the lit...

SBrT 2010


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


On the Use of Precoding in FBMC/OQAM Systems

Linear precoding can be applied to multicarrier systems to minimize the effect that a deep fade in one of the subchannels can have on the overall bit error...

SBrT 2010


Fiber Bragg Grating Compression-based Tuning Device for Reconfigurable OADM

In this work a fast Bragg grating-based tuning device, working according to the mechanical compression of the fiber, is demonstrated. The device achieves a...

SBrT 2010