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Sociedade Brasileira de Telecomunicações

2010 - VII International Telecommunications Symposium

Blind Source Separation in Polarization Division Multiplexed Optical Systems

Polarization division multiplexing systems is a promising technique, able to double the capacity of next generation optical communication systems. However,...

SBrT 2010

Blocking-Effect Reduction in a Reversed-Complexity Video Codec Based on a Mixed-Quality Framework

This paper presents a blocking-effect reduction in a method for reversed-complexity video codec. We used intra predicted frames encoded at different qualit...

SBrT 2010

Burst-Error Statistics Obtained by ML Estimation of a New Structured Markov Channel Model

A new Markovian model (MM) for burst-error generation has been recently presented by the authors. This model is conveniently structured, with the double pu...

SBrT 2010

Capacity Issues for Cognitive Radio Systems

The development of software radio toward the cognitive radio brought the hope that the spectrum scarcity would be finally an issue of the past. Due to the ...

SBrT 2010

Capacity of CSMA under Nakagami Fading

This paper investigates the throughput performance of carrier sense multiple access (CSMA) in a packet radio network and Nakagami fading environment. The app...

SBrT 2010