Design of TV context manager for TV call-up services

摘要

This paper describes a TV context managing system to provide a call-up service to TV users. In order to look up which user is using which TV terminal, TV context manager will manage N:N relationships among TV users and TV terminals, and various attributes of them. TV context manager includes a communicator to acquire context information from TV terminals and a controller to manage the acquired TV context information. TV context manager performs registering one or more TV terminals; acquiring context information from each TV terminals registered; and maintaining the acquired TV context information to provide TV call-up services to the TV users.