METHOD FOR MANAGING ACCUMULATION AND RECEIVER AND BROADCAST SYSTEM REALIZING THE METHOD

摘要

PROBLEM TO BE SOLVED: To efficiently manage the accumulated contents of a receiver controlled from the broadcast side. SOLUTION: The broadcast system is provided with a pass name setting means 0112 for giving a pass name to each content, an accumulation changing means 0134 for accumulating the substance of received contents and accumulating the pass name as a presented node, an accumulation means 0135 for accumulating data, and a presentation control means 0136 for referring to the presented node and referring to the substance of contents by using the pass name.