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Sociedade Brasileira de Telecomunicações

2015 - XXXIII Simpósio Brasileiro de Telecomunicações



Método para Atenuar a Degradação da Qualidade em Vídeo Streaming sobre IP

Video streaming over IP is one of the applications with highest growth rate. In many cases, the quality of service in access networks is limited, which ten...

SBrT 2015


Near ML Uplink Detection for Large Scale MIMO Systems

Transmission systems known as Massive Multiple- input Multiple-output (MIMO) offer exciting opportunitie s due to their high spectral efficiencies capabil...

SBrT 2015


Propagation Channel Characterization in the 2.48 GHz Frequency Band in an Urban Area

This paper deals with the narrowband and wideband characterization of the urban channel in the 2.48 GHz band starting from signal measurements carried in R...

SBrT 2015


Representação de imagens em espaço suporte hiperbólico

This is a conceptual approach of a work where we propose a support space of pixels to circular images from spherical surfaces using hyperbolic spaces. We wor...

SBrT 2015


Simulação de Dipolos Retangulares de Grafeno na Faixa de Terahertz no COMSOL

This paper shows the study about antennas dipole of graphene with different dimensions being excited by voltage source. For that it will be used the soft...

SBrT 2015