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Sociedade Brasileira de Telecomunicações


Redução da Complexidade do Max-Log-MPA em Sistemas SCMA

For detection in SCMA (Sparse Code Multiple Access) systems the optimal algorithm is MAP (Maximum a Posteriori). Although it has the best performance, MAP ha...

SBrT 2020


Transformada RAHT com Predição Inter-Quadros para Compressão de Nuvem de Pontos

This work studies the use of region adaptive hierarchical transform (RAHT) with predictive approaches for attribute compression of dynamic point clouds. An i...

SBrT 2020


Design and Optimization of a TEM Coaxial Horn for Wideband Operation in Millimeter Waves

This work explores a framework of numerical techniques to design a wideband TEM coaxial horn for millimeter waves operation. Firstly, aperture dimensions and...

SBrT 2020


Blind Source Separation based on Semblance Beamforming

The source separation task has been tackled from different approaches, including beamforming. The idea of exploiting geometric information of the sensors may...

SBrT 2020


Esquemas de escalonamento Qos-aware para enlace Uplink LTE-A em cenário de tráfego misto e redes heterogêneas

LTE-A networks have been developed to support a diversity of data traffic at high rates, especially to meet the requirements of applications such as video ca...

SBrT 2020