In this paper we propose a semiblind algorithm for estimation of MIMO channel adapted for the use of groupcoherent codes. The performance of the proposed a...

• Murilo Bellezoni Loiola
• Renato Machado
• and Dimas Irion Alves

• Group-coherent codes
• Kalman Filter
• MIMO channel estimation.

SBrT 2012

The use of electric grids for communication pur- poses may interfere with radio communication services. To offer new directions to avoid electromagnetic in...

• Laryssa R. Amado
• Eduarda S. C. Losqui
• Moises V. Ribeiro
• Fabricio P. V. de Campos
• Alvaro Augusto M. de Medeiros

• power line communication
• spectrum sensing
• signal processing

SBrT 2012

The objective of this work is to study the microwave dielectric properties of the compound BiNbO4 (BNO) with addition of ZnO and discuss the influence of t...

• Antonio Jefferson Mangueira Sales
• Ronaldo Cristino Mariano
• Bruno Sousa Araújo
• Mairton Cavalcante Romeu
• Antonio Sérgio Bezerra Sombra

• BiNbO4
• solid state reaction
• dielectric resonators

SBrT 2012

This paper presents a comparative study among distinct classes of interleavers, applied to non-uniquely decodable convolutional code pairs, over a two-user...

• Romero de A. Braga
• Márcio J. de C. Lima
• Maria de Lourdes M.G. Alcoforado
• Valdemar C. da Rocha Jr

• Convolutional codes
• 2-user binary adder channel
• turbo codes
• interleavers
• iterative decoder

SBrT 2012

In the last few years, advanced multi-antenna systems attracted a lot of interest as a means to improve the spectral efficiency of conventional cellular netwo...

• E. M. G. Stancanelli
• T. F. Maciel
• Y. C. B. Silva
• W. C. Freitas Jr.
• F. R. P. Cavalcanti

• CoMP
• Assignment algorithm
• Clustering.

SBrT 2012