Trends on Building Interactive Applications in the Brazilian Digital Televison System

This work aims to present strategies for implementation of a prototype of a sufficient platform for building of interactive services provider (PSI), which can store, analyze and generate reports based on information derived from the interaction of TV viewers with applications in digital interactive television, characterized by the use of a back channel. In case of Brazilian scenario (Brazilian digital television system), the development of a ISP (Internet services providers) platform is based-on the experience accumulated on development of the JiTV (Java interactive television) platform, which includes the production in broadcaster, transmission over communication network and receiving/interaction on televiewing access terminal.