2010 - VII International Telecommunications Symposium
Quality Performance of LD, SD and HD Video Encoded with Dirac and H.264/AVC
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
Logical Operations by Pulse Modulation in Nonlinear Directional Coupler
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
Performance comparison between single-carrier and OFDM using the cutoff rate
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
Traffic Influence in Distributed Networks Using Cooperation and Set-Membership Filtering
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
Nanophotonics in Modern Communication Systems – Feasibility of Plasmon-Polariton Waveguides in Optical Networks
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