MÉTODO DE AVALIAÇÃO DA RECEPÇÃO DO SISTEMA ISDB-TB EM AMBIENTE INDOOR

Fujio Yamada, Valderez De Almeida Donzelli, Rodrigo Eiji Motoyama

Abstract


This work presents the results of the field testscarried out in the ISDB-T B Digital TV signal reception usingindoor antennas. Usually the reception with indoor antennapresents poorer performance compared with the outdoorantenna reception due the loss caused by obstruction of thewalls, furniture and others obstacles in the signal way. Theaim of this work was to compare the performance of theindoor antenna reception with the outdoor reception andevaluate the causes of the difference. The measurement wasdone in the Sao Paulo city where various typical exist and wasable to get some relevant parameters for evaluation of theenvironment indoor reception. Those parameters present thereception conditions that are important in the signal coveragecorrection conditions by the broadcasters.Palavra Chave - ISDB-TB, TV digital, teste indoor.

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