Consumers can perform their searches and selections of products by clicking on brand-names, products samples, etc. while they appear in the running video. It will significantly advance current approaches to advertising via Interactive TV technology.
Interactive TV combines television with Internet-based content.
Therefore the amount of interactive information which can be associated to a TV program will be order of magnitudes higher than currently possible with Interactive TV technology. Also, the maintenance overhead will be dramatically reduced, being enough to maintain an underlying database of product information, as opposed to maintain HTML pages, which must be changed each time an interactive program is defined and broadcast. The system consists of three components as shown in Figure 1. Figure 1 . In the database only the key frame of the videos and not the whole video is stored.