TERMINAL DEVICE WHICH CAN FASTER DISPLAY WHAT OPERATOR HOPES TO VIEW AMONG ENORMOUS AMOUNT OF VIDEO INFORMATION BROADCAST IN ONE-WAY BY USING CACHE AND REPRODUCING METHOD USED BY THE TERMINAL DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a terminal device which can immediately show what an operator desires to view among enormous amount of video information that can interactively be shown. SOLUTION: A navigation cache part 14 and a presentation cache part 15 consist of memories to which a high-speed access can be given and store all the things that are predicted to have possibility to be displayed and what has circumstances that are shown so far among plural presentation streams which are included in a transport stream and an NWT(navigation information table). When any icon is defined and operated among plural icons that introduce a switching destination of plural interactive screens, a presentation stream and the NVT which correspond to the switching destination that is defined and operated are fetched from the parts 14 and 15, and an interactive screen that consists of the presentation stream and the NVT is immediately shown.