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Sociedade Brasileira de Telecomunicações

2017 - XXXV Simpósio Brasileiro de Telecomunicações e Processamento de Sinais



Nova Técnica de Separação Cega de Fontes em Subbandas

In this paper we investigate the use of subband filte- ring in blind source separation (BSS) for algorithms convolutive mixtures. The proposed method is ba...

SBrT 2017


Esquemas de Quantização para Sistemas OOK FSO

This paper considers Free Space Optic (FSO)) communication systems using On-Off Keying modulation and channel coding. The focus of the article is a practic...

SBrT 2017


Quantização vetorial utilizando códigos esféricos em camadas de toros

In this paper we present a novel approach to the problem of vector quantization for gaussian sources, combining a spherical code in layers of flat tori and...

SBrT 2017


Performance Analysis of a Multi-Mode AdHoc Wireless Network via Hybrid Simulation

The growing application of sensors, devices and computers in communication networks has created opportunities to both increase and exploit the real-time da...

SBrT 2017


Graph Fourier Transform for Light Field Compression

This work proposes the use of graph Fourier transform (GFT) for light field data compression. GFT is a tool developed for the emerging field of digital sign...

SBrT 2017