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Sociedade Brasileira de Telecomunicações

2010 - VII International Telecommunications Symposium



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


Mobile Station Location using Genetic Algorithm Optimized Radio Frequency Fingerprinting

Radio Frequency Fingerprinting estimates the mobile station location by comparing a measured radio frequency fingerprint with a set of previously collected...

SBrT 2010


Microstrip Antennas Array with patch superconductor at High Temperature

New results and the analysis of the resonance frequency and pattern fields of microstrip antennas array, with superconductor patch for different very high ...

SBrT 2010


Mean Weight Behavior for the Generalized Subband Decomposition LMS Algorithm

This paper presents an improved stochastic model for the generalized subband decomposition least-mean-square (GSD-LMS) algorithm. This algorithm is used as...

SBrT 2010


Matrix Expansions for Computing the Discrete Hartley Transform

A new fast algorithm for computing the discrete Hartley transform (DHT) is presented, which is based on the expansion of the transform matrix. The algorith...

SBrT 2010