This paper compares the video quality performance of low definition (LD), standard definition (SD) and high definition (HD) video signals encoded with H.2...

• Wyllian B. da Silva
• Keiko V. O. Fonseca
• Alexandre de A. P. Pohl

• Dirac
• H.264/AVC
• Digital TV

SBrT 2010

Implementation of logical gates by pulse modulation in nonlinear fiber directional coupler is investigated numerically. We consider pulses from an optical ...

• Alisson da Conceição Ferreira
• Cícero Saraiva Sobrinho
• José Wally Mendonça Menezes
• Guilherme Francisco de Morais Pires Júnior
• Antônio Sérgio Bezerra Sombra
• Jose Luiz Sousa Lima
• Hélio Henrique Barbosa Rocha
• Herbert de Oliveira Rodrigues

• Pulse-position modulation
• nonlinear directional coupler
• soliton
• logical gates

SBrT 2010

This article aims to establish a performance comparison between the Single Carrier with Cyclic Prefix (SCCP) and the Orthogonal Frequency Division Multiple...

• Amanda de Paula
• Cristiano Panazio

• OFDM
• frequency domain equalization
• singlecarrier
• DFE
• cutoff rate
• channel coding

SBrT 2010

This paper investigates the influence of data loss in the performance of cooperative adaptive filters in distributed networks. The algorithms analyzed are...

• Marco Fernandes S. Xaud. Diego A. Zanon
• Ana Luiza Dallora

• sensor networks
• adaptive filters
• cooperation
• setmembership adaptive filtering

SBrT 2010

Use of surface-plasmons-polaritons has become a potential way to develop optical components below the diffraction limit. This paper reports the feasibility...

• Anderson O. Silva
• Jorge A. Macedo
• Victor Dmitriev
• André Lages

• Nanophotonics
• surface-plasmon-polaritons
• subwavelength waveguiding structures

SBrT 2010