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Currently in Brazil, a fundamental change is taking place in TV: the migration from analogue to digital TV system. This change has two main implications: an increase in transmission capacity for new channels with the same bandwidth and the ability to send applications with multiplexed audio-visual content. Brazilian government aims to exploit the transmission capacity for new channels offering programming...
An essential change has been occurring in TV nowadays in Brazil: the migration from the analogical system to the system digital TV. A major impact of this change is the increasing capacity transmission of new channels. The electronic programming guide helps viewers to navigate between channels, but the measure that new channels are available it is inevitable that information overload occurs making...
Studies show that distance education is a viable way to offer education to places that have difficulties in access to quality education. In the Amazon State, Brazil, some projects have gained notoriety for their emphasis on providing effective education at various high school and higher education levels in remote cities. We aim at providing mainstream inclusion to people who live in hard-to-reach...
One of the main challenges of the Brazilian Government for the next 10 years will be the banking inclusion of the poorest portion of the population, which has a monthly family income of less than $200 Dollars. Only 25% of the economically active population have a bank account and 15% are digitally included. On the other hand more than 90% of Brazilian people have a TV, and only 12% are connected to...
Return channel interactivity is a digital TV feature that leads to a bidirectional information flow. This article presents an analysis of four technological alternatives for the digital terrestrial TV platform return channel subsystem, to be deployed in Brazil. Major aspects taken into account for choosing the most suitable alternative are highlighted, such as the performance and cost factors, in...
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