Takenosuke Harada

Interactive television system for implementing electronic polling or providing user-requested services based on identification of users or of remote control apparatuses which are employed by respective users to communicate with the system

Video clip identification system unusable for commercial cutting

System for storing and playing a multimedia application adding variety of services specific thereto

Service supply apparatus for supplying a service of a broadcasting program with attribute information of the program

Information transmission method and apparatus

Pay broadcasting system with enhanced security against illegal access to a down loaded program in a subscriber terminal

Broadcasting system and an information broadcast receiving terminal apparatus used therein

Method of and system capable of precisely clipping a continuous medium obtained from a multiplexed bit stream

An interactive television system

Broadcast system and multimedia storage display device used for the system