Design and Implementation of a Bi-Directional TV-Anytime System for Personalized Service

In this paper, we introduce a design and implementation of X-REY(eXpert REsolution sYstem), bi-directional TV-Anytime system for personalized broadcasting service. X-REY is compliant with TV Anytime Forum specifications and supports searching, location resolving, storing and streaming of remote multimedia contents. For this service, a contents server, a metadata database server, a location resolution server and a client terminal is implemented. SOAP is adoped for bi-directional metadata transport. We develop an user preference engine, core technology for personalized service to support wanted contents only according to user's profile.