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Sociedade Brasileira de Telecomunicações


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...

SBrT 2010


Performance of WHT-STC-OFDM in Mobile Frequency Selective Channel

High data rate systems usually employ Orthogonal Frequency Division Multiplexing and Space-Time Coding to improve the performance on a mobile time-variant ...

SBrT 2010


Ascending chain of semigroup rings and encoding

Let B be any finite commutative ring with identity. · · · ⊂ B[X; 1ak Z0] · · · ⊂ B[X; a12 Z0] ⊂ B[X; a1 Z0], where a ∈ {2, 3, 5, 7, · · ·}, k ≥ 1, is the des...

SBrT 2010


Efficiently Generating Digital Libraries of Proceedings with The LiveMemory Platform

The proceedings of many technical events in different areas of knowledge witness the history of the development of that area. This paper describes LiveMem...

SBrT 2010


AUTOMATIC ASSINCHRONOUS VIDEO DEMULTIPLEXING

The work on real forensics videos involving banking images lead to the method presented here: a software approach to the problem of demultiplexing time mul...

SBrT 2010