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Sociedade Brasileira de Telecomunicações


System-Level Analysis of Outer Loop Link Adaptation on Mobile WiMAX Systems

Link adaptation is a process of paramount importance to optimize the performance of wireless communication systems. However, standardization committees have ...

SBrT 2010


A Pedometer-Based System for Real-time Indoor Tracking on Mobile Devices

This paper describes the implementation and evaluation of a low-cost solution for real-time indoor tracking. It is based on a simple pedometer approach tha...

SBrT 2011


Acompanhamento de microestrutura paramagnética fragilizante usando análise harmônica da tensão induzida

An electromagnetic test to follow paramagnetic phase formation in a ferromagnetic material was studied for the application of waves with frequencies of 50 Hz...

SBrT 2018


Processamento de sinais de ruído da interação entre campo magnético e material para acompanhamento da fragilização em um aço

Este artigo analisa, através de processamento de sinais, a interação entre densidade de fluxo magnético e um material submetido a diferentes condições de tr...

SBrT 2017


A Low-Cost Ultra-Wideband Test-Bed

This paper presents the design and implementation of a simple transceiver test-bed for implementing and testing algorithms for impulsive UWB applications. ...

SBrT 2017