Abstract
This paper presents different viewpoints of architecture of traffic and travel information (TTI) system based on protocol TPEG. During the identification of the information architecture, several formats (binary or XML) and location description methods (AGORA-C or TMC) possible within TPEG TTI message were analyzed. After this initial analysis, description of functional viewpoints of the system and its implementation architecture is discussed, proposing infrastructure for distributing TTI over digital radio broadcasting and Internet using TPEG formats and protocols. The paper is summarized with possible deployment scenarios in the Czech Republic and their organizational aspects, taking into account existing traffic information centers and their dissemination activities.
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