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Sociedade Brasileira de Telecomunicações

2010 - VII International Telecommunications Symposium



Detection of Panoramic Takes in Soccer Videos Using Phase Correlation and Boosting

We propose an automatic engine for panoramic-take detection which relies on an algorithm based on phase correlation and boosting. The motion between two se...

SBrT 2010


Modelling Power Consumption in IEEE 802.16e WiMAX Mobile Nodes

Energy availability is the main delimiter for usage time of mobile devices. As wireless network interfaces are usually the most power-demanding subsystem ...

SBrT 2010


A Low-Cost Implementation of High-Order Square M-QAM Detection/Demodulation in a FPGA Device

This paper outlines a low-cost technique for detection/demodulation of high-order square M-ary quadrature amplitude modulation (M-QAM), M = 4, 16, 64, 256,...

SBrT 2010


Hardware-Friendly Implementation of Soft Information Set Decoders

This article has two main purposes: (i) to introduce and evaluate a modified version of the Dorsch soft decoding algorithm for block codes, based on inform...

SBrT 2010


A Contribution for Spectrum Sensing in Power Line Communication Systems

In Brazil, the introduction of telecommunication and electric energy regulations for power line communications (PLC) is pushing forward R&D efforts towards...

SBrT 2010