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Sociedade Brasileira de Telecomunicações

2010 - VII International Telecommunications Symposium



Comparative Analysis of PMD and PDL on DOP in Optical Communication Systems for NRZ, RZ and CSRZ Signals

This paper presents a numerical analysis of the dispersive effects of light polarization in optical fibers. This study analyzed the behavior of the degree ...

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


Node Deployment by Stochastic Point Processes in Wireless Sensor Networks

Node deployment plays an important role in the design of wireless sensor networks (WSNs). Many important properties such as coverage, connectivity, data fi...

SBrT 2010


A UWB Power Delay Profile Data Acquisition for Indoor Environments Using a Spectrum Analyser

This paper presents a measurement system for indoor characterization of UWB channels. The presented method uses a scalar network analyzer (SNA) or a spectr...

SBrT 2010


Rank codes – the State of Art

The State of Art for rank codes is presented. The theory and applications are considered.

SBrT 2010