Este artigo descreve um framework de baixo custo para ensaios de TV digital, que inclui os processos de aquisição, codificação (H.264/AVC e AAC) e multiple...

• Wyllian Bezerra da Silva
• Alexandre de Almeida Prado Pohl

• TV Digital
• SBTVD
• ISDB-T
• H.264
• AAC.

SBrT 2011

Video traffic increase in mobile networks, impose new requirements in terms of bitrate and delay. LTE technology appears capable of facing this demand chal...

• Cesar A. Sierra
• Jose Roberto B. de Marca

• LTE systems
• Relay Nodes
• Performance evaluation
• Real time video
• QoS
• QoE

SBrT 2013

In this paper, we propose a new analytical expression for estimating byte loss probability at a single server queue with multi-scale traffic arrivals using...

• Jeferson Wilian de Godoy Stênico
• Lee Luan Ling

• Multiscale Traffic Modeling
• Loss Probability
• Network Traffic

SBrT 2010

In this work a fast Bragg grating-based tuning device, working according to the mechanical compression of the fiber, is demonstrated. The device achieves a...

• Roberson A. Oliveira
• Carlos E. N. Mayer
• Alexandre A. P. Pohl
• Jucélio T. Pereira

• Fiber Bragg Gratings
• tuning device
• OADM

SBrT 2010

New results and the analysis of the resonance frequency and pattern fields of microstrip antennas array, with superconductor patch for different very high ...

• Hugo Michel Câmara de Azevedo Maia
• Humberto César Chaves Fernandes
• Leonardo Martins Caetano
• Marinaldo Pinheiro de Sousa Neto

• Temperature
• antenna
• microstrip
• superconductor
• patch
• antenna array
• linear

SBrT 2010