Personalized Contents Guide and Browsing based on User Preference

Main objectives of metadata usage on the side of set-top shall be easy access to contents or certain parts of contents that user wants. Based on metadata description compatible to the TV-Anytime Forum specifications, we implement advanced electronic program guide (EPG) useful for consumers on broadcasting services ; electronic content guide, table of content browser, event-based summary viewer, etc. Electronic content guide, which supports group of contents information such as episodes or related materials. And table of content browser can provide easy access and browsing along with hierarchical structure of content. Event-based summary viewer can show user the selected event’s or subjects’ sequential summary, and provide segmentbased access for summary segment also. And user’s behaviors interacting to programs are monitored, and the user’s preference is automatically updated accordingly. Based on the updated user’s preference, EPG recommends user’s favorite genre and channel, so user can decide easily whether or not a program being broadcast is his/her interested program.