A wireless communication interface based on software defined radio in digital TV. / Uma interface de comunicação sem fio em TV digital baseada em rádio definido por programa de computador.

AUTOR(ES)
DATA DE PUBLICAÇÃO

2007

RESUMO

The sprouting of the modern communication technologies and multimedia information comes impacting and transforming the life of the current society, modifying habits and customs of its users. The visualization of these effects has not been different in the universe of the Digital TV. Its innovative proposal of interactivity between the user and the broadcaster, promises to revolutionize habits and customs of the viewers. The implementation of the Interactivity Channel of the Digital TV through the Internet is a particular proposal of the Brazilian DTV system and intends to improve the quality of life of the population providing interactivity of the system, beyond leading to the improvement of the quality of the offered programming to its viewers. Another type of communication technology that currently comes ga ining each time more space in the daily life is the wireless technology, especially those which offer high data rates and those which offer great mobility, becoming each time more personalized and personal. As great innovation, this dissertation considers the implementation of the Interactivity Channel of the Digital TV through the Internet, using wireless communication, with more than one wireless technology in the same Set-Top-Box, taking off advantage of the innovative Software Defined Radio reconfiguration methodology. In such a way, it is allowed when one determined wireless network will be unavailable at any given time and/or region, the system if reorganizes itself and uses another available wireless network.

ASSUNTO(S)

internet internet tv digital wireless network redes de comunicação sem fio digital tv

ACESSO AO ARTIGO

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